./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4244251989 <...> fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 5 [pid 6732] <... futex resumed>) = 1 [pid 6731] <... futex resumed>) = 0 [pid 6729] <... futex resumed>) = 0 [pid 6728] <... mount resumed>) = 0 [pid 5068] newfstatat(5, "", [pid 5061] umount2("./54/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6732] mkdir("./bus", 000 [pid 6731] mkdir("./file1", 000 [pid 6729] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6728] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6729] <... futex resumed>) = 0 [pid 6728] <... futex resumed>) = 1 [pid 6723] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 5061] newfstatat(AT_FDCWD, "./54/bus/file0", [pid 6732] <... mkdir resumed>) = 0 [pid 6729] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6728] unlink(NULL [pid 6723] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6732] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] <... mkdir resumed>) = 0 [pid 6729] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6728] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6723] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6732] <... futex resumed>) = 0 [pid 6731] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6729] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 5061] unlink("./54/bus/file0" [pid 6723] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6732] mkdir("./file1", 000 [pid 6731] <... futex resumed>) = 1 [pid 6729] <... futex resumed>) = 0 [pid 6728] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6726] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6729] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6728] <... futex resumed>) = 0 [pid 6726] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6728] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6726] <... futex resumed>) = 0 [pid 6732] <... mkdir resumed>) = 0 [pid 6726] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6723] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... unlink resumed>) = 0 [pid 5068] close(5 [pid 6731] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6728] <... futex resumed>) = 0 [pid 6723] <... futex resumed>) = 1 [pid 6728] chdir("./bus") = 0 [pid 6728] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6732] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6728] <... futex resumed>) = 0 [pid 6728] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6732] <... futex resumed>) = 1 [pid 6729] <... futex resumed>) = 0 [pid 6723] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 5065] <... umount2 resumed>) = 0 [pid 5061] getdents64(4, [pid 6732] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6729] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] rmdir("./56/file1/index" [pid 6732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6723] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6729] <... futex resumed>) = 0 [pid 5065] umount2("./55/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6729] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... rmdir resumed>) = 0 [pid 6732] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6728] <... futex resumed>) = 0 [pid 6723] <... futex resumed>) = 1 [pid 5065] newfstatat(AT_FDCWD, "./55/bus", [pid 5061] close(4 [pid 6728] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6723] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... close resumed>) = 0 [pid 6728] <... open resumed>) = 3 [pid 5065] umount2("./55/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./55/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5065] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5065] umount2("./55/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6728] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6728] <... futex resumed>) = 0 [pid 6728] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] newfstatat(AT_FDCWD, "./55/bus/file0", {st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 96.867870][ T6728] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 96.904637][ T6731] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5065] unlink("./55/bus/file0") = 0 [pid 6731] <... mount resumed>) = 0 [pid 6723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] getdents64(4, [pid 5061] rmdir("./54/bus" [pid 6723] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6723] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6731] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... rmdir resumed>) = 0 [pid 6731] <... futex resumed>) = 1 [pid 6726] <... futex resumed>) = 0 [pid 5061] umount2("./54/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./54/binderfs", [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] unlink("./54/binderfs" [pid 6726] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 5061] <... unlink resumed>) = 0 [pid 6726] <... futex resumed>) = 0 [pid 5061] umount2("./54/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6726] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6728] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] getdents64(4, [pid 6731] unlink(NULL [pid 5061] newfstatat(AT_FDCWD, "./54/file0", [pid 5068] rmdir("./56/file1" [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6731] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5068] <... rmdir resumed>) = 0 [pid 5065] close(4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... close resumed>) = 0 [pid 5061] umount2("./54/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6731] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] rmdir("./55/bus" [pid 6731] <... futex resumed>) = 1 [pid 6726] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6731] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6728] fcntl(-1, F_SETFL, O_RDONLY [pid 6726] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 5065] umount2("./55/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] openat(AT_FDCWD, "./54/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6728] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6726] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... openat resumed>) = 4 [pid 6731] chdir("./bus" [pid 6728] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6726] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(3 [pid 5065] newfstatat(AT_FDCWD, "./55/binderfs", [pid 5061] newfstatat(4, "", [pid 6731] <... chdir resumed>) = 0 [pid 6728] <... futex resumed>) = 1 [pid 6723] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6731] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6728] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6723] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./56" [pid 5065] unlink("./55/binderfs" [pid 5061] getdents64(4, [pid 6731] <... futex resumed>) = 1 [pid 6728] <... openat resumed>) = 4 [pid 6726] <... futex resumed>) = 0 [pid 6723] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 6731] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6728] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6726] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6723] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] mkdir("./57", 0777 [pid 5065] umount2("./55/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 6731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6728] <... futex resumed>) = 0 [pid 6726] <... futex resumed>) = 0 [pid 6723] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... mkdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(4, [pid 6731] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6728] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6726] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6723] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] newfstatat(AT_FDCWD, "./55/file0", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6733 attached [pid 6731] <... open resumed>) = 3 [pid 6728] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6723] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] close(4 [pid 6733] set_robust_list(0x555555f856a0, 24 [pid 6728] sendfile(4, 4, NULL, 7 [pid 6723] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 6733 [pid 5065] umount2("./55/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 6733] <... set_robust_list resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] rmdir("./54/file0" [pid 6733] chdir("./57" [pid 6731] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./55/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... rmdir resumed>) = 0 [pid 6731] <... futex resumed>) = 1 [pid 6726] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5061] umount2("./54/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6731] fcntl(-1, F_SETFL, O_RDONLY [pid 6726] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6731] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6726] <... futex resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./54/file1", [pid 6733] <... chdir resumed>) = 0 [pid 6731] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6729] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6726] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(4, "", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6733] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6731] <... futex resumed>) = 0 [pid 6729] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6726] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./54/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6733] <... prctl resumed>) = 0 [pid 6731] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6729] <... futex resumed>) = 0 [pid 6726] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6733] setpgid(0, 0 [pid 6732] <... mount resumed>) = 0 [pid 6731] <... openat resumed>) = 4 [pid 6729] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6726] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] openat(AT_FDCWD, "./54/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6733] <... setpgid resumed>) = 0 [pid 6729] <... mmap resumed>) = 0x7fef41191000 [pid 6726] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(4, [pid 6732] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... openat resumed>) = 4 [pid 6733] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6732] <... futex resumed>) = 0 [pid 6731] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6729] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 6726] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6733] <... openat resumed>) = 3 [pid 6732] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6729] <... mprotect resumed>) = 0 [ 96.908344][ T6732] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6726] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(4 [pid 5061] newfstatat(4, "", [pid 6731] <... futex resumed>) = 0 [pid 6733] write(3, "1000", 4 [pid 6731] sendfile(4, 4, NULL, 7 [pid 6729] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6726] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6733] <... write resumed>) = 4 [pid 6729] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] rmdir("./55/file0" [pid 6733] close(3 [pid 6729] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 6726] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] getdents64(4, [pid 6733] <... close resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6735 attached [pid 6733] symlink("/dev/binderfs", "./binderfs" [pid 6729] <... clone3 resumed> => {parent_tid=[6735]}, 88) = 6735 [pid 5065] umount2("./55/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 6735] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6733] <... symlink resumed>) = 0 [pid 6729] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6735] <... rseq resumed>) = 0 [pid 6735] set_robust_list(0x7fef411b19a0, 24 [pid 5061] umount2("./54/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6735] <... set_robust_list resumed>) = 0 [pid 6729] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6735] rt_sigprocmask(SIG_SETMASK, [], [pid 6729] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./55/file1", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6735] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6733] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6729] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(AT_FDCWD, "./54/file1/work", [pid 6735] unlink(NULL [pid 6733] <... futex resumed>) = 0 [pid 6729] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./55/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6733] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6733] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5065] openat(AT_FDCWD, "./55/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6733] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5065] <... openat resumed>) = 4 [pid 6733] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6733] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] newfstatat(4, "", [pid 6733] <... mmap resumed>) = 0x7fef411b2000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6733] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5065] getdents64(4, [pid 6733] <... mprotect resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 6735] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6735] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] umount2("./55/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./54/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6735] <... futex resumed>) = 1 [pid 6729] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6735] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6733] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6729] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./54/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6733] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6732] <... futex resumed>) = 0 [pid 6729] <... futex resumed>) = 1 [pid 5065] newfstatat(AT_FDCWD, "./55/file1/work", [pid 5061] <... openat resumed>) = 5 ./strace-static-x86_64: Process 6736 attached [pid 6732] chdir("./bus" [pid 6729] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(5, "", [pid 6736] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6733] <... clone3 resumed> => {parent_tid=[6736]}, 88) = 6736 [pid 6732] <... chdir resumed>) = 0 [pid 5065] umount2("./55/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6736] <... rseq resumed>) = 0 [pid 6733] rt_sigprocmask(SIG_SETMASK, [], [pid 6732] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(5, [pid 6736] set_robust_list(0x7fef411d29a0, 24 [pid 6733] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6732] <... futex resumed>) = 1 [pid 6729] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./55/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6736] <... set_robust_list resumed>) = 0 [pid 6733] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6732] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6729] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 5 [pid 5061] getdents64(5, [pid 6736] rt_sigprocmask(SIG_SETMASK, [], [pid 6733] <... futex resumed>) = 0 [pid 6732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6729] <... futex resumed>) = 0 [pid 5065] newfstatat(5, "", [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6736] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6733] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6732] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6729] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] close(5 [pid 6736] mkdir("./file0", 000 [pid 5065] getdents64(5, [pid 5061] <... close resumed>) = 0 [pid 5061] rmdir("./54/file1/work" [pid 6723] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] <... rmdir resumed>) = 0 [pid 6736] <... mkdir resumed>) = 0 [pid 6723] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] umount2("./54/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6736] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6723] <... futex resumed>) = 0 [pid 5065] getdents64(5, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6736] <... futex resumed>) = 1 [pid 6733] <... futex resumed>) = 0 [pid 6723] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(AT_FDCWD, "./54/file1/index", [pid 6736] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6733] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6723] <... mmap resumed>) = 0x7fef41191000 [pid 5065] close(5 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6733] <... futex resumed>) = 0 [pid 6723] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... close resumed>) = 0 [pid 5061] umount2("./54/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6736] mkdir("./bus", 000 [pid 6733] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6723] <... mprotect resumed>) = 0 [pid 5065] rmdir("./55/file1/work" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./54/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... openat resumed>) = 5 [pid 6723] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6736] <... mkdir resumed>) = 0 [pid 5061] newfstatat(5, "", [pid 6723] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6723] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] umount2("./55/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(5, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 6738 attached [pid 6736] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6732] <... open resumed>) = 3 [pid 6723] <... clone3 resumed> => {parent_tid=[6738]}, 88) = 6738 [pid 5065] newfstatat(AT_FDCWD, "./55/file1/index", [pid 5061] getdents64(5, [pid 6738] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6736] <... futex resumed>) = 1 [pid 6733] <... futex resumed>) = 0 [pid 6723] rt_sigprocmask(SIG_SETMASK, [], [pid 6738] <... rseq resumed>) = 0 [pid 6733] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6738] set_robust_list(0x7fef411b19a0, 24 [pid 6736] mkdir("./file1", 000 [pid 6733] <... futex resumed>) = 0 [pid 6732] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6723] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] umount2("./55/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(5 [pid 6738] <... set_robust_list resumed>) = 0 [pid 6733] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6732] <... futex resumed>) = 1 [pid 6729] <... futex resumed>) = 0 [pid 6723] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 6738] rt_sigprocmask(SIG_SETMASK, [], [pid 6736] <... mkdir resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./55/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6723] <... futex resumed>) = 0 [pid 5061] rmdir("./54/file1/index" [pid 6738] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6732] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6729] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6723] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6738] sendfile(3, 4, NULL, 281474978811911 [pid 6736] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6729] <... futex resumed>) = 0 [pid 6726] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... openat resumed>) = 5 [pid 5061] <... rmdir resumed>) = 0 [pid 6736] <... futex resumed>) = 1 [pid 6733] <... futex resumed>) = 0 [pid 6732] fcntl(-1, F_SETFL, O_RDONLY [pid 6729] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(5, "", [pid 6736] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6733] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6726] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(4, [pid 6736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6733] <... futex resumed>) = 0 [pid 6732] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6726] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6736] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6733] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6732] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] getdents64(5, [pid 6726] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef41191000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] close(4 [pid 6726] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 6732] <... futex resumed>) = 1 [pid 6726] <... mprotect resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 6732] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] getdents64(5, [pid 6729] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6729] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6729] <... futex resumed>) = 0 [pid 5065] close(5 [pid 6732] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5065] <... close resumed>) = 0 [pid 6726] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] rmdir("./55/file1/index" [pid 5061] rmdir("./54/file1" [pid 6732] <... openat resumed>) = 4 [pid 6729] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6726] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 6726] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0}./strace-static-x86_64: Process 6739 attached [pid 5061] getdents64(3, [pid 6726] <... clone3 resumed> => {parent_tid=[6739]}, 88) = 6739 [pid 6732] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6739] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6726] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 6739] <... rseq resumed>) = 0 [pid 6726] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6739] set_robust_list(0x7fef411b19a0, 24 [pid 6732] <... futex resumed>) = 1 [pid 6729] <... futex resumed>) = 0 [pid 6726] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] close(3 [pid 6739] <... set_robust_list resumed>) = 0 [pid 6732] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6729] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6726] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 5061] <... close resumed>) = 0 [pid 6739] rt_sigprocmask(SIG_SETMASK, [], [pid 6732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6729] <... futex resumed>) = 0 [pid 6726] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6739] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6732] sendfile(4, 4, NULL, 7 [pid 6729] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] close(4 [pid 5061] rmdir("./54" [pid 6739] sendfile(3, 4, NULL, 281474978811911 [pid 5065] <... close resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5065] rmdir("./55/file1" [pid 5061] mkdir("./55", 0777 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... mkdir resumed>) = 0 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] getdents64(3, 0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] close(3 [pid 6738] <... sendfile resumed>) = 4 [pid 6728] <... sendfile resumed>) = 4 [pid 5065] <... close resumed>) = 0 [pid 5065] rmdir("./55" [pid 6728] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6738] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6740 attached ) = 1 [pid 6728] <... futex resumed>) = 0 [pid 6723] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 6740 [pid 6740] set_robust_list(0x555555f856a0, 24 [pid 6738] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6723] exit_group(0 [pid 6738] <... futex resumed>) = ? [pid 6723] <... exit_group resumed>) = ? [pid 6738] +++ exited with 0 +++ [pid 6740] <... set_robust_list resumed>) = 0 [pid 6736] <... mount resumed>) = 0 [pid 5065] mkdir("./56", 0777 [pid 6740] chdir("./55" [pid 5065] <... mkdir resumed>) = 0 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6742 attached [pid 6740] <... chdir resumed>) = 0 [pid 6728] +++ exited with 0 +++ [pid 6723] +++ exited with 0 +++ [pid 6742] set_robust_list(0x555555f856a0, 24 [pid 6740] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 6742 [pid 6742] <... set_robust_list resumed>) = 0 [pid 6740] <... prctl resumed>) = 0 [pid 6736] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6723, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6740] setpgid(0, 0 [pid 6736] <... futex resumed>) = 1 [pid 6733] <... futex resumed>) = 0 [pid 5060] restart_syscall(<... resuming interrupted clone ...> [pid 6742] chdir("./56" [pid 6740] <... setpgid resumed>) = 0 [pid 6736] unlink(NULL [pid 6733] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... restart_syscall resumed>) = 0 [pid 6742] <... chdir resumed>) = 0 [pid 6740] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6736] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6733] <... futex resumed>) = 0 [pid 6742] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6740] <... openat resumed>) = 3 [pid 6736] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6742] <... prctl resumed>) = 0 [pid 6740] write(3, "1000", 4 [pid 6736] <... futex resumed>) = 0 [pid 6733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6742] setpgid(0, 0 [pid 6740] <... write resumed>) = 4 [pid 6736] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6733] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./54", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6742] <... setpgid resumed>) = 0 [pid 6740] close(3 [pid 6736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6733] <... futex resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6740] <... close resumed>) = 0 [pid 6736] chdir("./bus" [pid 6733] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] openat(AT_FDCWD, "./54", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6740] symlink("/dev/binderfs", "./binderfs" [pid 6736] <... chdir resumed>) = 0 [pid 6742] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6736] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... openat resumed>) = 3 [pid 6740] <... symlink resumed>) = 0 [pid 6736] <... futex resumed>) = 1 [pid 6733] <... futex resumed>) = 0 [pid 5060] newfstatat(3, "", [pid 6742] <... openat resumed>) = 3 [pid 6736] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6733] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6742] write(3, "1000", 4 [pid 6740] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6736] <... open resumed>) = 3 [pid 6733] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6742] <... write resumed>) = 4 [pid 6740] <... futex resumed>) = 0 [pid 6733] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] getdents64(3, [pid 6740] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 6742] close(3 [pid 6740] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6726] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] umount2("./54/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6742] <... close resumed>) = 0 [pid 6740] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6736] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6729] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6742] symlink("/dev/binderfs", "./binderfs" [pid 6740] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6736] <... futex resumed>) = 1 [pid 6733] <... futex resumed>) = 0 [pid 6729] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6740] <... mmap resumed>) = 0x7fef411b2000 [pid 6736] fcntl(-1, F_SETFL, O_RDONLY [pid 6735] <... futex resumed>) = 0 [pid 6733] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6729] <... futex resumed>) = 1 [pid 6740] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6736] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6735] sendfile(3, 4, NULL, 281474978811911 [pid 6733] <... futex resumed>) = 0 [pid 6729] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6740] <... mprotect resumed>) = 0 [pid 6736] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6740] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6736] <... futex resumed>) = 0 [pid 6733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6740] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6736] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6733] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6742] <... symlink resumed>) = 0 [pid 6742] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6740] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6733] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6744 attached [pid 6742] <... futex resumed>) = 0 [pid 6736] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6733] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6744] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6742] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6740] <... clone3 resumed> => {parent_tid=[6744]}, 88) = 6744 [pid 6736] <... openat resumed>) = 4 [pid 6744] <... rseq resumed>) = 0 [pid 6742] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6740] rt_sigprocmask(SIG_SETMASK, [], [pid 6736] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] set_robust_list(0x7fef411d29a0, 24 [pid 6742] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6740] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6736] <... futex resumed>) = 1 [pid 6733] <... futex resumed>) = 0 [ 97.047338][ T6736] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6744] <... set_robust_list resumed>) = 0 [pid 6742] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6740] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6736] sendfile(4, 4, NULL, 7 [pid 6733] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] rt_sigprocmask(SIG_SETMASK, [], [pid 6742] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6740] <... futex resumed>) = 0 [pid 6733] <... futex resumed>) = 0 [pid 6744] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6742] <... mmap resumed>) = 0x7fef411b2000 [pid 6740] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6733] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6744] mkdir("./file0", 000 [pid 6742] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5060] <... umount2 resumed>) = 0 [pid 6742] <... mprotect resumed>) = 0 [pid 6742] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] umount2("./54/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6742] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6742] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5060] newfstatat(AT_FDCWD, "./54/bus", [pid 6744] <... mkdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6744] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6745 attached ) = 1 [pid 6742] <... clone3 resumed> => {parent_tid=[6745]}, 88) = 6745 [pid 6740] <... futex resumed>) = 0 [pid 5060] umount2("./54/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6745] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6744] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6742] rt_sigprocmask(SIG_SETMASK, [], [pid 6740] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6745] <... rseq resumed>) = 0 [pid 6744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6742] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6740] <... futex resumed>) = 0 [pid 6745] set_robust_list(0x7fef411d29a0, 24 [pid 6744] mkdir("./bus", 000 [pid 6742] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6740] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] openat(AT_FDCWD, "./54/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6745] <... set_robust_list resumed>) = 0 [pid 6742] <... futex resumed>) = 0 [pid 6745] rt_sigprocmask(SIG_SETMASK, [], [pid 6742] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... openat resumed>) = 4 [pid 6745] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6745] mkdir("./file0", 000 [pid 6744] <... mkdir resumed>) = 0 [pid 5060] newfstatat(4, "", [pid 6745] <... mkdir resumed>) = 0 [pid 6744] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6744] <... futex resumed>) = 1 [pid 6740] <... futex resumed>) = 0 [pid 6744] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6745] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6740] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6735] <... sendfile resumed>) = 4 [pid 6732] <... sendfile resumed>) = 4 [pid 5060] getdents64(4, [pid 6744] mkdir("./file1", 000 [pid 6740] <... futex resumed>) = 0 [pid 6735] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6732] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 6745] <... futex resumed>) = 1 [pid 6744] <... mkdir resumed>) = 0 [pid 6742] <... futex resumed>) = 0 [pid 5060] umount2("./54/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6745] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6744] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6742] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6740] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6735] <... futex resumed>) = 1 [pid 6732] <... futex resumed>) = 0 [pid 6729] <... futex resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6744] <... futex resumed>) = 0 [pid 6742] <... futex resumed>) = 0 [pid 6740] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6735] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6732] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6729] exit_group(0 [pid 5060] newfstatat(AT_FDCWD, "./54/bus/file0", [pid 6745] mkdir("./bus", 000 [pid 6744] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6742] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6740] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6735] <... futex resumed>) = ? [pid 6732] <... futex resumed>) = ? [pid 6729] <... exit_group resumed>) = ? [pid 6745] <... mkdir resumed>) = 0 [pid 6744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6740] <... futex resumed>) = 0 [pid 6735] +++ exited with 0 +++ [pid 6732] +++ exited with 0 +++ [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6740] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] unlink("./54/bus/file0" [pid 6744] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6745] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... unlink resumed>) = 0 [pid 6745] <... futex resumed>) = 1 [pid 5060] getdents64(4, [pid 6745] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4) = 0 [pid 5060] rmdir("./54/bus" [pid 6742] <... futex resumed>) = 0 [pid 6733] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6729] +++ exited with 0 +++ [pid 6733] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6742] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] <... futex resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 6745] <... futex resumed>) = 0 [pid 6742] <... futex resumed>) = 1 [pid 6733] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6745] mkdir("./file1", 000 [pid 6744] <... mount resumed>) = 0 [pid 6742] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6733] <... mmap resumed>) = 0x7fef41191000 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6729, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5060] umount2("./54/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6745] <... mkdir resumed>) = 0 [pid 6733] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] umount2("./55", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6745] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6745] <... futex resumed>) = 1 [pid 6744] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6742] <... futex resumed>) = 0 [pid 6733] <... mprotect resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6745] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6744] <... futex resumed>) = 1 [pid 6742] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6740] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 3 [pid 6745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6744] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6742] <... futex resumed>) = 0 [pid 6740] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(3, "", [pid 6745] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6742] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6740] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(3, [pid 6733] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] newfstatat(AT_FDCWD, "./54/binderfs", [pid 6733] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6733] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 6748 attached [pid 5062] umount2("./55/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] unlink("./54/binderfs" [pid 6748] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6733] <... clone3 resumed> => {parent_tid=[6748]}, 88) = 6748 [pid 6748] <... rseq resumed>) = 0 [pid 6733] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] <... unlink resumed>) = 0 [pid 6748] set_robust_list(0x7fef411b19a0, 24 [pid 6744] unlink(NULL [pid 6733] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6740] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] umount2("./54/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6748] <... set_robust_list resumed>) = 0 [pid 6744] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6733] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6748] rt_sigprocmask(SIG_SETMASK, [], [pid 6744] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6733] <... futex resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6748] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6744] <... futex resumed>) = 1 [pid 6740] <... futex resumed>) = 0 [pid 6733] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] newfstatat(AT_FDCWD, "./54/file0", [pid 6748] sendfile(3, 4, NULL, 281474978811911 [pid 6744] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6740] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6731] <... sendfile resumed>) = 4 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6740] <... futex resumed>) = 0 [pid 6731] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./54/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6744] chdir("./bus" [pid 6740] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6731] <... futex resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6744] <... chdir resumed>) = 0 [pid 6731] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5060] openat(AT_FDCWD, "./54/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5060] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 97.158530][ T6744] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5060] getdents64(4, [pid 6744] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6740] <... futex resumed>) = 0 [pid 6744] <... futex resumed>) = 1 [pid 6740] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6740] <... futex resumed>) = 0 [pid 6744] <... open resumed>) = 3 [pid 6740] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6739] <... sendfile resumed>) = 4 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 6739] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6739] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6745] <... mount resumed>) = 0 [pid 6744] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(4, [pid 6745] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] <... futex resumed>) = 1 [pid 6740] <... futex resumed>) = 0 [pid 6726] exit_group(0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6745] <... futex resumed>) = 1 [pid 6744] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6742] <... futex resumed>) = 0 [pid 6740] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6739] <... futex resumed>) = ? [pid 6731] <... futex resumed>) = ? [pid 6726] <... exit_group resumed>) = ? [pid 5062] <... umount2 resumed>) = 0 [pid 5060] close(4 [pid 6745] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6742] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6740] <... futex resumed>) = 0 [pid 6739] +++ exited with 0 +++ [pid 6731] +++ exited with 0 +++ [pid 5062] umount2("./55/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... close resumed>) = 0 [pid 6745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6744] fcntl(-1, F_SETFL, O_RDONLY [pid 6742] <... futex resumed>) = 0 [pid 6740] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./54/file0" [pid 6745] unlink(NULL [pid 6744] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6742] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(AT_FDCWD, "./55/bus", [pid 5060] <... rmdir resumed>) = 0 [pid 6745] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6744] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./54/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6745] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] <... futex resumed>) = 1 [pid 6740] <... futex resumed>) = 0 [pid 6726] +++ exited with 0 +++ [pid 5062] umount2("./55/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6745] <... futex resumed>) = 1 [pid 6744] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6742] <... futex resumed>) = 0 [pid 6740] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6726, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./54/file1", [pid 6744] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6742] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6740] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./55/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6745] chdir("./bus" [pid 6744] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6742] <... futex resumed>) = 0 [pid 6740] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] umount2("./54/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... openat resumed>) = 4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6744] <... openat resumed>) = 4 [pid 6742] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(4, "", [pid 5060] openat(AT_FDCWD, "./54/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... openat resumed>) = 4 [pid 6745] <... chdir resumed>) = 0 [pid 5062] getdents64(4, [pid 5060] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] getdents64(4, [pid 5063] umount2("./56", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./55/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6745] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./54/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6745] <... futex resumed>) = 1 [pid 6744] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6742] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] newfstatat(AT_FDCWD, "./55/bus/file0", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6745] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6742] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6740] <... futex resumed>) = 0 [pid 5063] <... openat resumed>) = 3 [pid 5060] newfstatat(AT_FDCWD, "./54/file1/work", [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6744] <... futex resumed>) = 1 [pid 6742] <... futex resumed>) = 0 [pid 6740] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(3, "", [pid 5062] unlink("./55/bus/file0" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6745] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6744] sendfile(4, 4, NULL, 7 [pid 6742] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6740] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./54/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... unlink resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(3, [pid 5062] getdents64(4, [pid 5060] openat(AT_FDCWD, "./54/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6740] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... openat resumed>) = 5 [pid 5063] umount2("./56/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(4 [pid 5060] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... close resumed>) = 0 [pid 5062] rmdir("./55/bus" [pid 5060] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(5, [pid 6745] <... open resumed>) = 3 [pid 6733] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... rmdir resumed>) = 0 [pid 6745] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./55/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6745] <... futex resumed>) = 1 [pid 6742] <... futex resumed>) = 0 [pid 6745] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6742] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] close(5 [pid 6745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6742] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./55/binderfs", [pid 6745] fcntl(-1, F_SETFL, O_RDONLY [pid 6742] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... close resumed>) = 0 [pid 6745] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5063] <... umount2 resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] rmdir("./54/file1/work" [pid 6745] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] unlink("./55/binderfs" [pid 6745] <... futex resumed>) = 1 [pid 6742] <... futex resumed>) = 0 [ 97.209846][ T6745] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5063] umount2("./56/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 6745] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6742] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... unlink resumed>) = 0 [pid 6745] <... openat resumed>) = 4 [pid 6742] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./54/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6745] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6742] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(AT_FDCWD, "./56/bus", [pid 6745] <... futex resumed>) = 0 [pid 6742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] umount2("./55/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6745] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6742] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./54/file1/index", [pid 6745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6742] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./55/file0", [pid 6745] sendfile(4, 4, NULL, 7 [pid 6742] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./56/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./54/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] openat(AT_FDCWD, "./56/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] umount2("./55/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./54/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... openat resumed>) = 4 [pid 5062] openat(AT_FDCWD, "./55/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] newfstatat(4, "", [pid 5060] <... openat resumed>) = 5 [pid 5062] <... openat resumed>) = 4 [pid 5060] newfstatat(5, "", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] newfstatat(4, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, [pid 5062] getdents64(4, [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] umount2("./56/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 5060] getdents64(5, [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] close(4 [pid 5060] close(5) = 0 [pid 5062] <... close resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./56/bus/file0", {st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] rmdir("./55/file0" [pid 5060] rmdir("./54/file1/index" [pid 6748] <... sendfile resumed>) = 4 [pid 6736] <... sendfile resumed>) = 4 [pid 5063] unlink("./56/bus/file0" [pid 5062] <... rmdir resumed>) = 0 [pid 6748] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6736] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./55/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 6748] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6736] <... futex resumed>) = 0 [pid 5063] <... unlink resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(4, [pid 6736] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6733] exit_group(0 [pid 5062] newfstatat(AT_FDCWD, "./55/file1", [pid 6748] <... futex resumed>) = ? [pid 6736] <... futex resumed>) = ? [pid 6733] <... exit_group resumed>) = ? [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6736] +++ exited with 0 +++ [pid 5063] getdents64(4, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4 [pid 5063] close(4 [pid 5060] <... close resumed>) = 0 [pid 5062] umount2("./55/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./54/file1" [pid 6748] +++ exited with 0 +++ [pid 6740] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6733] +++ exited with 0 +++ [pid 5063] <... close resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6740] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 6740] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6733, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5060] getdents64(3, [pid 5062] openat(AT_FDCWD, "./55/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6740] <... mmap resumed>) = 0x7fef41191000 [pid 5068] restart_syscall(<... resuming interrupted clone ...> [pid 5063] rmdir("./56/bus" [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 6740] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5060] close(3 [pid 6740] <... mprotect resumed>) = 0 [pid 5068] <... restart_syscall resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 5060] <... close resumed>) = 0 [pid 6740] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] rmdir("./54" [pid 6740] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] umount2("./56/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 6740] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] umount2("./57", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6752 attached [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./56/binderfs", [pid 6752] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6740] <... clone3 resumed> => {parent_tid=[6752]}, 88) = 6752 [pid 5068] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] umount2("./55/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6752] <... rseq resumed>) = 0 [pid 6740] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... openat resumed>) = 3 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] mkdir("./55", 0777 [pid 6752] set_robust_list(0x7fef411b19a0, 24 [pid 6740] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6752] <... set_robust_list resumed>) = 0 [pid 6752] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6752] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6742] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] newfstatat(3, "", [pid 5063] unlink("./56/binderfs" [pid 5062] newfstatat(AT_FDCWD, "./55/file1/work", [pid 6742] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6740] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6742] <... futex resumed>) = 0 [pid 6740] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6752] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6742] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6740] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(3, [pid 5063] <... unlink resumed>) = 0 [pid 5062] umount2("./55/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... mkdir resumed>) = 0 [pid 6752] sendfile(3, 4, NULL, 281474978811911 [pid 6742] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] umount2("./56/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6742] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] umount2("./57/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./55/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5063] newfstatat(AT_FDCWD, "./56/file0", [pid 5062] <... openat resumed>) = 5 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6742] <... mprotect resumed>) = 0 [pid 5063] umount2("./56/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6742] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] openat(AT_FDCWD, "./56/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6754 attached ) = 4 [pid 5062] getdents64(5, [pid 6754] set_robust_list(0x555555f856a0, 24 [pid 6742] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] newfstatat(4, "", [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6754] <... set_robust_list resumed>) = 0 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 6754 [pid 6754] chdir("./55" [pid 6742] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(5, ./strace-static-x86_64: Process 6755 attached [pid 5063] getdents64(4, [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6755] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053) = 0 [pid 6755] set_robust_list(0x7fef411b19a0, 24) = 0 [pid 6755] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6755] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6754] <... chdir resumed>) = 0 [pid 6752] <... sendfile resumed>) = 4 [pid 6744] <... sendfile resumed>) = 4 [pid 6742] <... clone3 resumed> => {parent_tid=[6755]}, 88) = 6755 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] close(5 [pid 6754] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6752] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6744] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6742] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] getdents64(4, [pid 5062] <... close resumed>) = 0 [pid 6754] <... prctl resumed>) = 0 [pid 6752] <... futex resumed>) = 1 [pid 6744] <... futex resumed>) = 0 [pid 6742] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6740] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] rmdir("./55/file1/work" [pid 6754] setpgid(0, 0 [pid 6752] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6744] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6742] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6740] exit_group(0 [pid 5063] close(4 [pid 5062] <... rmdir resumed>) = 0 [pid 6755] <... futex resumed>) = 0 [pid 6754] <... setpgid resumed>) = 0 [pid 6752] <... futex resumed>) = ? [pid 6744] <... futex resumed>) = ? [pid 6742] <... futex resumed>) = 1 [pid 6740] <... exit_group resumed>) = ? [pid 5063] <... close resumed>) = 0 [pid 6755] sendfile(3, 4, NULL, 281474978811911 [pid 6754] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6752] +++ exited with 0 +++ [pid 6744] +++ exited with 0 +++ [pid 6742] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./55/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6754] <... openat resumed>) = 3 [pid 6740] +++ exited with 0 +++ [pid 5063] rmdir("./56/file0" [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6754] write(3, "1000", 4 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./55/file1/index", [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6740, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6754] <... write resumed>) = 4 [pid 5061] umount2("./55", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6754] close(3 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6754] <... close resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6754] symlink("/dev/binderfs", "./binderfs" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./56/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./55/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... umount2 resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./56/file1", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] umount2("./57/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./55/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] newfstatat(AT_FDCWD, "./57/bus", [pid 5063] umount2("./56/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6754] <... symlink resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... openat resumed>) = 5 [pid 5061] <... openat resumed>) = 3 [pid 6754] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./57/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] openat(AT_FDCWD, "./56/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] newfstatat(5, "", [pid 5061] newfstatat(3, "", [pid 6754] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... openat resumed>) = 4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6754] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] openat(AT_FDCWD, "./57/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] getdents64(3, [pid 6754] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5063] newfstatat(4, "", [pid 5062] getdents64(5, [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5068] newfstatat(4, "", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6754] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] umount2("./55/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6754] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] getdents64(4, [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] getdents64(5, [pid 6754] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] umount2("./56/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6754] <... mmap resumed>) = 0x7fef411b2000 [pid 6754] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6754] <... mprotect resumed>) = 0 [pid 5068] umount2("./57/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./56/file1/work", [pid 5062] close(5 [pid 6754] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] <... umount2 resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6754] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./56/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 5061] umount2("./55/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6754] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] newfstatat(AT_FDCWD, "./57/bus/file0", [pid 5062] rmdir("./55/file1/index"./strace-static-x86_64: Process 6758 attached [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6758] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6754] <... clone3 resumed> => {parent_tid=[6758]}, 88) = 6758 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./56/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6758] <... rseq resumed>) = 0 [pid 6754] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... openat resumed>) = 5 [pid 5061] newfstatat(AT_FDCWD, "./55/bus", [pid 6758] set_robust_list(0x7fef411d29a0, 24 [pid 6754] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] unlink("./57/bus/file0" [pid 5063] newfstatat(5, "", [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6758] <... set_robust_list resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6758] rt_sigprocmask(SIG_SETMASK, [], [pid 6754] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(5, [pid 5061] umount2("./55/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6758] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6754] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6758] mkdir("./file0", 000 [pid 6754] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] getdents64(4, [pid 5061] openat(AT_FDCWD, "./55/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] getdents64(5, [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] close(5 [pid 6758] <... mkdir resumed>) = 0 [pid 5068] getdents64(4, [pid 5063] <... close resumed>) = 0 [pid 5062] close(4 [pid 5061] <... openat resumed>) = 4 [pid 5061] newfstatat(4, "", [pid 5063] rmdir("./56/file1/work" [pid 5062] <... close resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] rmdir("./55/file1" [pid 6758] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6742] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] getdents64(4, [pid 6758] <... futex resumed>) = 1 [pid 6754] <... futex resumed>) = 0 [pid 5068] close(4 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 6758] mkdir("./bus", 000 [pid 6754] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5063] umount2("./56/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(3, [pid 5061] umount2("./55/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] rmdir("./57/bus" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 6758] <... mkdir resumed>) = 0 [pid 6754] <... futex resumed>) = 0 [pid 5062] close(3 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./56/file1/index", [pid 5062] <... close resumed>) = 0 [pid 6754] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] rmdir("./55" [pid 5061] newfstatat(AT_FDCWD, "./55/bus/file0", [pid 6758] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./57/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./56/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6758] <... futex resumed>) = 1 [pid 6754] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 6758] mkdir("./file1", 000 [pid 6754] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] unlink("./55/bus/file0" [pid 6758] <... mkdir resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] mkdir("./56", 0777 [pid 6754] <... futex resumed>) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./56/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6758] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6754] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... openat resumed>) = 5 [pid 5061] getdents64(4, [pid 6754] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] newfstatat(AT_FDCWD, "./57/binderfs", [pid 5063] newfstatat(5, "", [pid 6758] <... futex resumed>) = 0 [pid 6754] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... mkdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6758] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6754] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] close(4 [pid 5068] unlink("./57/binderfs" [pid 5063] getdents64(5, [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6754] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6755] <... sendfile resumed>) = 4 [pid 6745] <... sendfile resumed>) = 4 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... close resumed>) = 0 [pid 6745] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] rmdir("./55/bus"./strace-static-x86_64: Process 6759 attached [pid 6745] <... futex resumed>) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5063] getdents64(5, [pid 5061] <... rmdir resumed>) = 0 [pid 6759] set_robust_list(0x555555f856a0, 24 [pid 6755] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6745] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6759] <... set_robust_list resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 6759 [pid 5068] umount2("./57/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] close(5 [pid 5068] newfstatat(AT_FDCWD, "./57/file0", [pid 6759] chdir("./56" [pid 6755] <... futex resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5061] umount2("./55/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6759] <... chdir resumed>) = 0 [pid 6755] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6742] exit_group(0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] rmdir("./56/file1/index" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6759] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6755] <... futex resumed>) = ? [pid 6745] <... futex resumed>) = ? [pid 6742] <... exit_group resumed>) = ? [pid 5061] newfstatat(AT_FDCWD, "./55/binderfs", [pid 6759] <... prctl resumed>) = 0 [pid 6755] +++ exited with 0 +++ [pid 6745] +++ exited with 0 +++ [pid 6742] +++ exited with 0 +++ [pid 5068] umount2("./57/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] unlink("./55/binderfs") = 0 [pid 5061] umount2("./55/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./55/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6759] setpgid(0, 0 [pid 6758] <... mount resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6742, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5063] getdents64(4, [pid 5061] umount2("./55/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6759] <... setpgid resumed>) = 0 [pid 6758] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./57/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6759] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6758] <... futex resumed>) = 1 [pid 6754] <... futex resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./55/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... openat resumed>) = 4 [pid 6754] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... openat resumed>) = 4 [pid 5063] close(4 [pid 6758] unlink(NULL [pid 6754] <... futex resumed>) = 0 [pid 6759] <... openat resumed>) = 3 [pid 6758] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5068] newfstatat(4, "", [pid 5063] <... close resumed>) = 0 [pid 5061] newfstatat(4, "", [pid 6758] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6754] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6758] <... futex resumed>) = 0 [pid 6754] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6758] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6754] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6754] <... futex resumed>) = 0 [pid 6758] chdir("./bus" [pid 6754] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6758] <... chdir resumed>) = 0 [pid 5063] rmdir("./56/file1" [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6759] write(3, "1000", 4 [pid 6758] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./56", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6759] <... write resumed>) = 4 [pid 6758] <... futex resumed>) = 1 [pid 6754] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 6759] close(3 [pid 6758] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6754] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6759] <... close resumed>) = 0 [pid 6758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6754] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6759] symlink("/dev/binderfs", "./binderfs" [pid 6758] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6754] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, [pid 5063] <... rmdir resumed>) = 0 [pid 5061] getdents64(4, [pid 6759] <... symlink resumed>) = 0 [pid 6758] <... open resumed>) = 3 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... openat resumed>) = 3 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 6759] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 5065] newfstatat(3, "", [pid 6759] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5063] getdents64(3, [pid 5061] getdents64(4, [pid 6759] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] rmdir("./57/file0" [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6759] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 6759] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5063] close(3 [pid 5061] close(4 [pid 6759] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6758] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6754] <... futex resumed>) = 0 [pid 6759] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6758] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6754] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... close resumed>) = 0 [pid 6759] <... mmap resumed>) = 0x7fef411b2000 [pid 6758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6754] <... futex resumed>) = 0 [pid 5061] rmdir("./55/file0" [pid 6759] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6758] fcntl(-1, F_SETFL, O_RDONLY [pid 6754] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(3, [pid 6758] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6759] <... mprotect resumed>) = 0 [pid 6758] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6754] <... futex resumed>) = 0 [pid 6758] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6754] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6754] <... futex resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 6758] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6754] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6758] <... openat resumed>) = 4 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] <... rmdir resumed>) = 0 [pid 6759] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6758] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] rmdir("./56" [pid 6758] <... futex resumed>) = 1 [pid 6754] <... futex resumed>) = 0 [pid 6758] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6754] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6754] <... futex resumed>) = 0 [pid 6759] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6758] sendfile(4, 4, NULL, 7 [pid 6754] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6759] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] umount2("./57/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./56/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 5061] umount2("./55/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6759] <... clone3 resumed> => {parent_tid=[6761]}, 88) = 6761 [pid 5068] newfstatat(AT_FDCWD, "./57/file1", [pid 5063] mkdir("./57", 0777 [pid 5061] newfstatat(AT_FDCWD, "./55/file1", ./strace-static-x86_64: Process 6761 attached [pid 6759] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6761] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6759] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] umount2("./57/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6761] <... rseq resumed>) = 0 [pid 6759] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./55/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6761] set_robust_list(0x7fef411d29a0, 24 [pid 6759] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./57/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6761] <... set_robust_list resumed>) = 0 [pid 6759] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 4 [pid 5061] openat(AT_FDCWD, "./55/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6761] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] newfstatat(4, "", [pid 5061] <... openat resumed>) = 4 [pid 6761] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6761] mkdir("./file0", 000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... mkdir resumed>) = 0 [pid 5061] newfstatat(4, "", [pid 6761] <... mkdir resumed>) = 0 [pid 5068] getdents64(4, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6761] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] getdents64(4, [pid 6761] <... futex resumed>) = 1 [pid 6759] <... futex resumed>) = 0 [pid 5068] umount2("./57/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6761] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6759] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 6759] <... futex resumed>) = 0 [pid 6759] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./57/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./55/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] umount2("./57/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./55/file1/work", [pid 5068] openat(AT_FDCWD, "./57/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 6762 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5061] umount2("./55/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] getdents64(5, [pid 5061] openat(AT_FDCWD, "./55/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... openat resumed>) = 5 ./strace-static-x86_64: Process 6762 attached [pid 6761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6762] set_robust_list(0x555555f856a0, 24 [pid 6761] mkdir("./bus", 000 [pid 5068] getdents64(5, [pid 5061] newfstatat(5, "", [pid 6762] <... set_robust_list resumed>) = 0 [pid 6761] <... mkdir resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] close(5) = 0 [ 97.444825][ T6758] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5061] getdents64(5, [pid 6761] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./57/file1/work" [pid 6762] chdir("./57" [pid 6761] <... futex resumed>) = 1 [pid 6759] <... futex resumed>) = 0 [pid 6762] <... chdir resumed>) = 0 [pid 6761] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6759] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6762] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6761] mkdir("./file1", 000 [pid 6759] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = 0 [pid 5061] getdents64(5, [pid 6759] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./57/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6762] <... prctl resumed>) = 0 [pid 6761] <... mkdir resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./56/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(5 [pid 6762] setpgid(0, 0 [pid 6761] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./57/file1/index", [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 6762] <... setpgid resumed>) = 0 [pid 6761] <... futex resumed>) = 1 [pid 6759] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] newfstatat(AT_FDCWD, "./56/bus", [pid 6762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6761] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6759] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] rmdir("./55/file1/work" [pid 6762] <... openat resumed>) = 3 [pid 6761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6759] <... futex resumed>) = 0 [pid 5068] umount2("./57/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 6762] write(3, "1000", 4 [pid 6761] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6759] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./56/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6762] <... write resumed>) = 4 [pid 5068] openat(AT_FDCWD, "./57/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] umount2("./55/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... openat resumed>) = 5 [pid 5068] newfstatat(5, "", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] newfstatat(AT_FDCWD, "./55/file1/index", [pid 5068] getdents64(5, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6762] close(3 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6762] <... close resumed>) = 0 [pid 5068] getdents64(5, [pid 5065] openat(AT_FDCWD, "./56/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] umount2("./55/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6762] symlink("/dev/binderfs", "./binderfs" [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] close(5 [pid 6762] <... symlink resumed>) = 0 [pid 5065] newfstatat(4, "", [pid 5061] openat(AT_FDCWD, "./55/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6762] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6761] <... mount resumed>) = 0 [pid 6754] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... close resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... openat resumed>) = 5 [pid 6762] <... futex resumed>) = 0 [pid 6754] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 6762] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6754] <... futex resumed>) = 0 [pid 6762] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6754] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 6762] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6754] <... mmap resumed>) = 0x7fef41191000 [pid 5068] rmdir("./57/file1/index" [pid 5065] umount2("./56/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(5, "", [pid 6762] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6754] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6762] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6754] <... mprotect resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./56/bus/file0", [pid 5061] getdents64(5, [pid 6762] <... mmap resumed>) = 0x7fef411b2000 [pid 6761] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6754] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6762] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6761] <... futex resumed>) = 1 [pid 6759] <... futex resumed>) = 0 [pid 6754] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] getdents64(4, [pid 5065] unlink("./56/bus/file0" [pid 5061] getdents64(5, [pid 6762] <... mprotect resumed>) = 0 [pid 6761] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6759] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6754] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6764 attached [pid 6762] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6759] <... futex resumed>) = 0 [pid 5068] close(4 [pid 5065] <... unlink resumed>) = 0 [pid 5061] close(5 [pid 6764] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6762] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6761] unlink(NULL [pid 6759] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6754] <... clone3 resumed> => {parent_tid=[6764]}, 88) = 6764 [pid 5068] <... close resumed>) = 0 [pid 5065] getdents64(4, [pid 5061] <... close resumed>) = 0 [pid 6764] <... rseq resumed>) = 0 [pid 6762] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6761] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6754] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] rmdir("./57/file1" [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] rmdir("./55/file1/index"./strace-static-x86_64: Process 6765 attached [pid 6764] set_robust_list(0x7fef411b19a0, 24 [pid 6761] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6754] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] close(4 [pid 6765] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6764] <... set_robust_list resumed>) = 0 [pid 6761] <... futex resumed>) = 1 [pid 6759] <... futex resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 6765] <... rseq resumed>) = 0 [pid 6764] rt_sigprocmask(SIG_SETMASK, [], [pid 6762] <... clone3 resumed> => {parent_tid=[6765]}, 88) = 6765 [pid 6761] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6759] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6754] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 5065] <... close resumed>) = 0 [pid 6765] set_robust_list(0x7fef411d29a0, 24 [pid 6764] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6762] rt_sigprocmask(SIG_SETMASK, [], [pid 6761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6759] <... futex resumed>) = 0 [pid 6754] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] rmdir("./56/bus" [pid 6765] <... set_robust_list resumed>) = 0 [pid 6764] sendfile(3, 4, NULL, 281474978811911 [pid 6762] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6761] chdir("./bus" [pid 6759] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6754] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(3 [pid 5061] getdents64(4, [pid 6765] rt_sigprocmask(SIG_SETMASK, [], [pid 6762] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6761] <... chdir resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6765] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6762] <... futex resumed>) = 0 [pid 6761] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./57" [pid 6761] <... futex resumed>) = 1 [pid 6759] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5061] close(4 [pid 6762] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6765] mkdir("./file0", 000 [pid 6759] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6761] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6759] <... futex resumed>) = 0 [pid 5065] umount2("./56/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 6759] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] mkdir("./58", 0777 [pid 5061] rmdir("./55/file1" [pid 6765] <... mkdir resumed>) = 0 [pid 6761] <... open resumed>) = 3 [pid 5068] <... mkdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... rmdir resumed>) = 0 [pid 6761] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6764] <... sendfile resumed>) = 4 [pid 6758] <... sendfile resumed>) = 4 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] newfstatat(AT_FDCWD, "./56/binderfs", [pid 5061] getdents64(3, [pid 6765] <... futex resumed>) = 1 [pid 6764] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6762] <... futex resumed>) = 0 [pid 6761] <... futex resumed>) = 1 [pid 6759] <... futex resumed>) = 0 [pid 6758] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6766 attached [pid 6765] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6764] <... futex resumed>) = 1 [pid 6762] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6761] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6759] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6758] <... futex resumed>) = 0 [pid 6754] <... futex resumed>) = 0 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 6766 [pid 5065] unlink("./56/binderfs" [pid 6766] set_robust_list(0x555555f856a0, 24 [pid 6765] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6764] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6762] <... futex resumed>) = 0 [pid 6761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6759] <... futex resumed>) = 0 [pid 6758] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [ 97.526113][ T6761] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6754] exit_group(0 [pid 5061] close(3 [pid 6766] <... set_robust_list resumed>) = 0 [pid 6765] mkdir("./bus", 000 [pid 6764] <... futex resumed>) = ? [pid 6762] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6761] fcntl(-1, F_SETFL, O_RDONLY [pid 6759] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6758] <... futex resumed>) = ? [pid 6754] <... exit_group resumed>) = ? [pid 5065] <... unlink resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 6766] chdir("./58" [pid 6765] <... mkdir resumed>) = 0 [pid 6764] +++ exited with 0 +++ [pid 6761] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6758] +++ exited with 0 +++ [pid 6766] <... chdir resumed>) = 0 [pid 6765] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6761] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6754] +++ exited with 0 +++ [pid 5065] umount2("./56/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] rmdir("./55" [pid 6766] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6765] <... futex resumed>) = 1 [pid 6762] <... futex resumed>) = 0 [pid 6761] <... futex resumed>) = 1 [pid 6759] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6754, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6766] <... prctl resumed>) = 0 [pid 6765] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6761] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6759] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./56/file0", [pid 5060] restart_syscall(<... resuming interrupted clone ...> [pid 6766] setpgid(0, 0 [pid 6762] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6759] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... restart_syscall resumed>) = 0 [pid 6766] <... setpgid resumed>) = 0 [pid 6761] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6759] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6765] <... futex resumed>) = 0 [pid 6762] <... futex resumed>) = 1 [pid 5065] umount2("./56/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] mkdir("./56", 0777 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./56/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6766] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6765] mkdir("./file1", 000 [pid 6762] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6761] <... openat resumed>) = 4 [pid 5061] <... mkdir resumed>) = 0 [pid 5060] umount2("./55", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6766] <... openat resumed>) = 3 [pid 6765] <... mkdir resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 6766] write(3, "1000", 4 [pid 5065] newfstatat(4, "", [pid 6765] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6766] <... write resumed>) = 4 [pid 6765] <... futex resumed>) = 1 [pid 6762] <... futex resumed>) = 0 [pid 6761] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6766] close(3 [pid 6765] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6762] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6761] <... futex resumed>) = 1 [pid 6759] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 5060] openat(AT_FDCWD, "./55", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6766] <... close resumed>) = 0 [pid 6761] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6759] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... openat resumed>) = 3 [pid 6766] symlink("/dev/binderfs", "./binderfs" [pid 6761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6759] <... futex resumed>) = 0 [pid 6766] <... symlink resumed>) = 0 [pid 6761] sendfile(4, 4, NULL, 7 [pid 6759] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(4, [pid 5060] newfstatat(3, "", [pid 6762] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6762] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] getdents64(3, ./strace-static-x86_64: Process 6767 attached [pid 6766] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(4 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 6767 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 6767] set_robust_list(0x555555f856a0, 24 [pid 6766] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 6767] <... set_robust_list resumed>) = 0 [pid 6766] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5065] rmdir("./56/file0" [pid 5060] umount2("./55/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6766] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 6766] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 5065] umount2("./56/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6766] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6766] <... mprotect resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./56/file1", [pid 6767] chdir("./56" [pid 6766] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6766] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] umount2("./56/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6766] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6769 attached [pid 6767] <... chdir resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./56/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6769] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6767] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6769] <... rseq resumed>) = 0 [pid 6769] set_robust_list(0x7fef411d29a0, 24 [pid 5065] <... openat resumed>) = 4 [pid 6769] <... set_robust_list resumed>) = 0 [pid 6766] <... clone3 resumed> => {parent_tid=[6769]}, 88) = 6769 [pid 5065] newfstatat(4, "", [pid 6769] rt_sigprocmask(SIG_SETMASK, [], [pid 6767] <... prctl resumed>) = 0 [pid 6766] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6769] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6767] setpgid(0, 0 [pid 6766] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6769] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6767] <... setpgid resumed>) = 0 [pid 6766] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 6769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6766] <... futex resumed>) = 0 [pid 6769] mkdir("./file0", 000 [pid 6766] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6769] <... mkdir resumed>) = 0 [pid 6767] <... openat resumed>) = 3 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] umount2("./56/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./56/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6769] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./56/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6769] <... futex resumed>) = 1 [pid 6766] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6769] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6766] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./56/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 6769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6766] <... futex resumed>) = 0 [pid 6769] mkdir("./bus", 000 [pid 6766] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(5, "", [pid 6769] <... mkdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = 0 [pid 6769] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(5) = 0 [pid 6769] <... futex resumed>) = 1 [pid 6766] <... futex resumed>) = 0 [pid 5065] rmdir("./56/file1/work" [pid 5060] umount2("./55/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6769] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6767] write(3, "1000", 4 [pid 6766] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 6769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6766] <... futex resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6769] mkdir("./file1", 000 [pid 6766] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] newfstatat(AT_FDCWD, "./55/bus", [pid 6769] <... mkdir resumed>) = 0 [pid 5065] umount2("./56/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./55/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./55/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5065] newfstatat(AT_FDCWD, "./56/file1/index", [pid 5060] newfstatat(4, "", [pid 6769] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6769] <... futex resumed>) = 1 [pid 6766] <... futex resumed>) = 0 [pid 6769] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6766] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./56/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 6769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6766] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 6769] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6766] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] openat(AT_FDCWD, "./56/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6767] <... write resumed>) = 4 [pid 6765] <... mount resumed>) = 0 [pid 5060] umount2("./55/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./55/bus/file0", {st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] unlink("./55/bus/file0" [pid 6767] close(3 [pid 6765] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6762] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] <... unlink resumed>) = 0 [pid 6767] <... close resumed>) = 0 [pid 6767] symlink("/dev/binderfs", "./binderfs" [pid 6765] <... futex resumed>) = 0 [pid 6762] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6759] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] close(4 [pid 6767] <... symlink resumed>) = 0 [pid 6765] unlink(NULL [pid 6762] <... futex resumed>) = 0 [pid 6767] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6762] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6759] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 5 [pid 5060] <... close resumed>) = 0 [pid 6767] <... futex resumed>) = 0 [pid 6765] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6767] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6762] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] <... futex resumed>) = 0 [pid 6767] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6765] chdir("./bus" [pid 6762] <... futex resumed>) = 0 [pid 5065] newfstatat(5, "", [pid 5060] rmdir("./55/bus" [pid 6767] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6765] <... chdir resumed>) = 0 [pid 6762] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6767] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6765] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6767] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6765] <... futex resumed>) = 0 [pid 6762] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6767] <... mmap resumed>) = 0x7fef411b2000 [pid 6765] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6762] <... futex resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 6762] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6759] <... futex resumed>) = 0 [pid 5065] getdents64(5, [pid 5060] umount2("./55/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6765] <... open resumed>) = 3 [pid 6767] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5065] getdents64(5, [pid 5060] newfstatat(AT_FDCWD, "./55/binderfs", [pid 6767] <... mprotect resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6759] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] close(5 [pid 5060] unlink("./55/binderfs" [pid 6767] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6759] <... mmap resumed>) = 0x7fef41191000 [pid 5065] <... close resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 6759] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] rmdir("./56/file1/index" [pid 6767] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6759] <... mprotect resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5060] umount2("./55/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6767] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6765] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6759] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] getdents64(4, [pid 6759] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6767] <... clone3 resumed> => {parent_tid=[6770]}, 88) = 6770 [pid 6759] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6770 attached [pid 6767] rt_sigprocmask(SIG_SETMASK, [], [pid 6765] <... futex resumed>) = 1 [pid 6762] <... futex resumed>) = 0 [pid 5065] close(4 [pid 5060] newfstatat(AT_FDCWD, "./55/file0", [pid 6767] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6762] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6759] <... clone3 resumed> => {parent_tid=[6771]}, 88) = 6771 [pid 5065] <... close resumed>) = 0 ./strace-static-x86_64: Process 6771 attached [pid 6770] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6767] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6762] <... futex resumed>) = 0 [pid 6759] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] rmdir("./56/file1" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6771] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6770] <... rseq resumed>) = 0 [pid 6767] <... futex resumed>) = 0 [pid 6765] fcntl(-1, F_SETFL, O_RDONLY [pid 6762] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6759] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 6771] <... rseq resumed>) = 0 [pid 6770] set_robust_list(0x7fef411d29a0, 24 [pid 6767] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6765] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6759] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(3, [pid 5060] umount2("./55/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6771] set_robust_list(0x7fef411b19a0, 24 [pid 6770] <... set_robust_list resumed>) = 0 [pid 6765] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6759] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6771] <... set_robust_list resumed>) = 0 [pid 6770] rt_sigprocmask(SIG_SETMASK, [], [pid 6765] <... futex resumed>) = 1 [pid 6762] <... futex resumed>) = 0 [pid 6759] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] close(3 [pid 6771] rt_sigprocmask(SIG_SETMASK, [], [pid 6770] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6765] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6762] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./55/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6771] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6770] mkdir("./file0", 000 [pid 6765] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6762] <... futex resumed>) = 0 [pid 5065] rmdir("./56" [pid 5060] <... openat resumed>) = 4 [pid 6771] sendfile(3, 4, NULL, 281474978811911 [pid 6765] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6762] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... rmdir resumed>) = 0 [pid 5060] newfstatat(4, "", [pid 6770] <... mkdir resumed>) = 0 [pid 6765] <... openat resumed>) = 4 [pid 5065] mkdir("./57", 0777 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6770] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... mkdir resumed>) = 0 [pid 5060] getdents64(4, [pid 6770] <... futex resumed>) = 1 [pid 6767] <... futex resumed>) = 0 [pid 6765] <... futex resumed>) = 1 [pid 6762] <... futex resumed>) = 0 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6762] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] sendfile(4, 4, NULL, 7 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 6767] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6762] <... futex resumed>) = 0 [pid 5060] getdents64(4, [pid 6770] mkdir("./bus", 000 [pid 6769] <... mount resumed>) = 0 [pid 6767] <... futex resumed>) = 0 [pid 6762] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6767] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] close(4 [pid 6766] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] <... close resumed>) = 0 [pid 6770] <... mkdir resumed>) = 0 [pid 6766] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] rmdir("./55/file0"./strace-static-x86_64: Process 6773 attached [pid 6770] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] <... futex resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 6773] set_robust_list(0x555555f856a0, 24 [pid 6770] <... futex resumed>) = 1 [ 97.644104][ T6765] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 97.654803][ T6769] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6769] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6767] <... futex resumed>) = 0 [pid 6766] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 6773 [pid 5060] umount2("./55/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6773] <... set_robust_list resumed>) = 0 [pid 6769] <... futex resumed>) = 0 [pid 6767] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] <... mmap resumed>) = 0x7fef41191000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6773] chdir("./57" [pid 6770] mkdir("./file1", 000 [pid 6769] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6767] <... futex resumed>) = 0 [pid 6766] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5060] newfstatat(AT_FDCWD, "./55/file1", [pid 6773] <... chdir resumed>) = 0 [pid 6767] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6766] <... mprotect resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6773] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6766] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] umount2("./55/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6773] <... prctl resumed>) = 0 [pid 6770] <... mkdir resumed>) = 0 [pid 6766] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6773] setpgid(0, 0 [pid 6770] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6773] <... setpgid resumed>) = 0 [pid 6770] <... futex resumed>) = 1 [pid 6767] <... futex resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./55/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6774 attached [pid 6773] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6770] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6767] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] <... clone3 resumed> => {parent_tid=[6774]}, 88) = 6774 [pid 5060] <... openat resumed>) = 4 [pid 6774] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6767] <... futex resumed>) = 0 [pid 6766] rt_sigprocmask(SIG_SETMASK, [], [pid 6774] <... rseq resumed>) = 0 [pid 6773] <... openat resumed>) = 3 [pid 6770] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6767] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6766] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] newfstatat(4, "", [pid 6773] write(3, "1000", 4 [pid 6766] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6773] <... write resumed>) = 4 [pid 6766] <... futex resumed>) = 0 [pid 5060] getdents64(4, [pid 6773] close(3 [pid 6766] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 6774] set_robust_list(0x7fef411b19a0, 24 [pid 6773] <... close resumed>) = 0 [pid 6774] <... set_robust_list resumed>) = 0 [pid 6773] symlink("/dev/binderfs", "./binderfs" [pid 5060] umount2("./55/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6774] rt_sigprocmask(SIG_SETMASK, [], [pid 6773] <... symlink resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6774] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6774] unlink(NULL) = -1 EFAULT (Bad address) [pid 6774] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6774] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6773] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] <... futex resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./55/file1/work", [pid 6773] <... futex resumed>) = 0 [pid 6766] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6773] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6769] <... futex resumed>) = 0 [pid 6766] <... futex resumed>) = 1 [pid 6773] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6769] chdir("./bus" [pid 6766] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] umount2("./55/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6773] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6769] <... chdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6773] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6769] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] openat(AT_FDCWD, "./55/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6773] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6769] <... futex resumed>) = 1 [pid 6766] <... futex resumed>) = 0 [pid 6773] <... mmap resumed>) = 0x7fef411b2000 [pid 6769] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6766] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... openat resumed>) = 5 [pid 6773] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6769] <... open resumed>) = 3 [pid 6766] <... futex resumed>) = 0 [pid 5060] newfstatat(5, "", [pid 6773] <... mprotect resumed>) = 0 [pid 6766] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6773] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] getdents64(5, [pid 6773] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6773] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6769] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(5, ./strace-static-x86_64: Process 6775 attached [pid 6769] <... futex resumed>) = 1 [pid 6766] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6775] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6773] <... clone3 resumed> => {parent_tid=[6775]}, 88) = 6775 [pid 6769] fcntl(-1, F_SETFL, O_RDONLY [pid 6766] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] close(5 [pid 6775] <... rseq resumed>) = 0 [pid 6773] rt_sigprocmask(SIG_SETMASK, [], [pid 6769] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6766] <... futex resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 6775] set_robust_list(0x7fef411d29a0, 24 [pid 6773] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6769] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] rmdir("./55/file1/work" [pid 6775] <... set_robust_list resumed>) = 0 [pid 6773] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6769] <... futex resumed>) = 0 [pid 6766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] <... rmdir resumed>) = 0 [pid 6775] rt_sigprocmask(SIG_SETMASK, [], [pid 6773] <... futex resumed>) = 0 [pid 6769] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6766] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6775] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6773] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6769] <... openat resumed>) = 4 [pid 6766] <... futex resumed>) = 0 [pid 5060] umount2("./55/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6775] mkdir("./file0", 000 [pid 6766] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6759] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6769] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6769] <... futex resumed>) = 1 [pid 6766] <... futex resumed>) = 0 [pid 6775] <... mkdir resumed>) = 0 [pid 6769] sendfile(4, 4, NULL, 7 [pid 6766] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] newfstatat(AT_FDCWD, "./55/file1/index", [pid 6775] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6775] <... futex resumed>) = 1 [pid 6773] <... futex resumed>) = 0 [pid 6766] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6775] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6773] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./55/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6773] <... futex resumed>) = 0 [pid 6775] mkdir("./bus", 000 [pid 6773] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6775] <... mkdir resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./55/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5060] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, [pid 6775] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6775] <... futex resumed>) = 1 [pid 6773] <... futex resumed>) = 0 [pid 5060] getdents64(5, [pid 6775] mkdir("./file1", 000 [pid 6773] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6773] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] close(5 [pid 6775] <... mkdir resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 5060] rmdir("./55/file1/index" [pid 6775] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6762] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6775] <... futex resumed>) = 1 [pid 6762] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6775] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6773] <... futex resumed>) = 0 [pid 6762] <... futex resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 6773] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6762] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6775] <... futex resumed>) = 0 [pid 6773] <... futex resumed>) = 1 [pid 5060] getdents64(4, [pid 6775] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6773] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6762] <... mmap resumed>) = 0x7fef41191000 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6770] <... mount resumed>) = 0 [pid 6767] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6762] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 6767] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6762] <... mprotect resumed>) = 0 [pid 6767] <... futex resumed>) = 0 [pid 5060] close(4) = 0 [pid 5060] rmdir("./55/file1" [pid 6767] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6770] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6767] <... mmap resumed>) = 0x7fef41191000 [pid 6762] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] <... rmdir resumed>) = 0 [pid 6770] <... futex resumed>) = 0 [pid 6767] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5060] getdents64(3, [pid 6767] <... mprotect resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 6770] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6762] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6767] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] close(3 [pid 6767] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6762] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5060] <... close resumed>) = 0 [pid 6767] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5060] rmdir("./55"./strace-static-x86_64: Process 6776 attached [pid 6767] <... clone3 resumed> => {parent_tid=[6776]}, 88) = 6776 [pid 5060] <... rmdir resumed>) = 0 [pid 6776] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6767] rt_sigprocmask(SIG_SETMASK, [], [pid 6762] <... clone3 resumed> => {parent_tid=[6777]}, 88) = 6777 [pid 6776] <... rseq resumed>) = 0 [pid 6767] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6762] rt_sigprocmask(SIG_SETMASK, [], [pid 6776] set_robust_list(0x7fef411b19a0, 24 [pid 6767] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6762] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6776] <... set_robust_list resumed>) = 0 [pid 6767] <... futex resumed>) = 0 [pid 6762] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6776] rt_sigprocmask(SIG_SETMASK, [], [pid 6767] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6762] <... futex resumed>) = 0 [pid 5060] mkdir("./56", 0777 [pid 6776] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6762] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... mkdir resumed>) = 0 [pid 6776] unlink(NULL [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6776] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6771] <... sendfile resumed>) = 4 [pid 6761] <... sendfile resumed>) = 4 ./strace-static-x86_64: Process 6777 attached [pid 6776] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6761] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6777] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6776] <... futex resumed>) = 1 [pid 6767] <... futex resumed>) = 0 [pid 6761] <... futex resumed>) = 0 [pid 6777] <... rseq resumed>) = 0 [pid 6776] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6767] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6761] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 6779 [pid 6777] set_robust_list(0x7fef411b19a0, 24 [pid 6770] <... futex resumed>) = 0 [pid 6767] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6779 attached [pid 6777] <... set_robust_list resumed>) = 0 [pid 6771] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6770] chdir("./bus" [pid 6767] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6779] set_robust_list(0x555555f856a0, 24 [pid 6777] rt_sigprocmask(SIG_SETMASK, [], [pid 6771] <... futex resumed>) = 0 [pid 6770] <... chdir resumed>) = 0 [pid 6777] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6771] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6770] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6779] <... set_robust_list resumed>) = 0 [pid 6777] sendfile(3, 4, NULL, 281474978811911 [pid 6770] <... futex resumed>) = 1 [pid 6767] <... futex resumed>) = 0 [pid 6779] chdir("./56" [pid 6770] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6767] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6759] exit_group(0 [pid 6771] <... futex resumed>) = ? [pid 6770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6767] <... futex resumed>) = 0 [pid 6766] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6761] <... futex resumed>) = ? [pid 6759] <... exit_group resumed>) = ? [pid 6779] <... chdir resumed>) = 0 [pid 6771] +++ exited with 0 +++ [pid 6766] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6779] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6766] <... futex resumed>) = 1 [pid 6779] <... prctl resumed>) = 0 [pid 6775] <... mount resumed>) = 0 [pid 6774] <... futex resumed>) = 0 [pid 6770] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6767] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6766] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6761] +++ exited with 0 +++ [pid 6759] +++ exited with 0 +++ [pid 6779] setpgid(0, 0 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6759, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6779] <... setpgid resumed>) = 0 [pid 6775] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6779] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6775] <... futex resumed>) = 1 [pid 6774] sendfile(3, 4, NULL, 281474978811911 [pid 6773] <... futex resumed>) = 0 [pid 6770] <... open resumed>) = 3 [pid 6779] <... openat resumed>) = 3 [pid 6775] unlink(NULL [pid 6773] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./56", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6779] write(3, "1000", 4 [pid 6775] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6773] <... futex resumed>) = 0 [ 97.729028][ T6770] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 97.759364][ T6775] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6770] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6779] <... write resumed>) = 4 [pid 6775] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6773] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6779] close(3 [pid 6775] <... futex resumed>) = 0 [pid 6773] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] <... openat resumed>) = 3 [pid 6779] <... close resumed>) = 0 [pid 6775] chdir("./bus" [pid 6773] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6770] <... futex resumed>) = 1 [pid 6767] <... futex resumed>) = 0 [pid 5062] newfstatat(3, "", [pid 6779] symlink("/dev/binderfs", "./binderfs" [pid 6775] <... chdir resumed>) = 0 [pid 6773] <... futex resumed>) = 0 [pid 6767] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6770] fcntl(-1, F_SETFL, O_RDONLY [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6779] <... symlink resumed>) = 0 [pid 6775] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6773] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6767] <... futex resumed>) = 0 [pid 6770] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5062] getdents64(3, [pid 6779] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6775] <... futex resumed>) = 0 [pid 6773] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6770] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6767] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 6779] <... futex resumed>) = 0 [pid 6775] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6773] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6770] <... futex resumed>) = 0 [pid 6767] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] umount2("./56/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6779] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6773] <... futex resumed>) = 0 [pid 6770] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6767] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6779] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6775] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6773] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6767] <... futex resumed>) = 0 [pid 6779] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6770] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6767] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6779] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6770] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6779] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6770] <... openat resumed>) = 4 [pid 6770] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6779] <... mmap resumed>) = 0x7fef411b2000 [pid 6770] <... futex resumed>) = 1 [pid 6767] <... futex resumed>) = 0 [pid 6779] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6775] <... open resumed>) = 3 [pid 6767] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6779] <... mprotect resumed>) = 0 [pid 6775] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6770] sendfile(4, 4, NULL, 7 [pid 6767] <... futex resumed>) = 0 [pid 6779] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6775] <... futex resumed>) = 1 [pid 6773] <... futex resumed>) = 0 [pid 6767] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6779] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6775] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6773] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6779] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6773] <... futex resumed>) = 0 [pid 6762] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 6781 attached [pid 6773] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6781] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6779] <... clone3 resumed> => {parent_tid=[6781]}, 88) = 6781 [pid 6775] fcntl(-1, F_SETFL, O_RDONLY [pid 6781] <... rseq resumed>) = 0 [pid 6779] rt_sigprocmask(SIG_SETMASK, [], [pid 6775] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6781] set_robust_list(0x7fef411d29a0, 24 [pid 6779] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6775] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6781] <... set_robust_list resumed>) = 0 [pid 6779] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6775] <... futex resumed>) = 1 [pid 6773] <... futex resumed>) = 0 [pid 6781] rt_sigprocmask(SIG_SETMASK, [], [pid 6773] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6781] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6779] <... futex resumed>) = 0 [pid 6775] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6773] <... futex resumed>) = 0 [pid 6781] mkdir("./file0", 000 [pid 6779] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6775] <... openat resumed>) = 4 [pid 6773] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6775] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = 0 [pid 6775] <... futex resumed>) = 1 [pid 6773] <... futex resumed>) = 0 [pid 6781] <... mkdir resumed>) = 0 [pid 6775] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6773] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./56/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6775] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6773] <... futex resumed>) = 0 [pid 6766] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6781] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6775] sendfile(4, 4, NULL, 7 [pid 6773] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6781] <... futex resumed>) = 1 [pid 6779] <... futex resumed>) = 0 [pid 6781] mkdir("./bus", 000 [pid 6779] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./56/bus", [pid 6779] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6779] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./56/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6781] <... mkdir resumed>) = 0 [pid 6781] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6781] <... futex resumed>) = 1 [pid 6779] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./56/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6781] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6779] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 4 [pid 6781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6779] <... futex resumed>) = 0 [pid 6781] mkdir("./file1", 000 [pid 6779] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(4, [pid 6777] <... sendfile resumed>) = 4 [pid 6765] <... sendfile resumed>) = 4 [pid 6777] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 6777] <... futex resumed>) = 0 [pid 6765] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6781] <... mkdir resumed>) = 0 [pid 6777] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] umount2("./56/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6765] <... futex resumed>) = 0 [pid 6781] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6765] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6781] <... futex resumed>) = 1 [pid 6779] <... futex resumed>) = 0 [pid 6762] exit_group(0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6781] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6779] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6777] <... futex resumed>) = ? [pid 6765] <... futex resumed>) = ? [pid 6762] <... exit_group resumed>) = ? [pid 5062] newfstatat(AT_FDCWD, "./56/bus/file0", [pid 6779] <... futex resumed>) = 0 [pid 6777] +++ exited with 0 +++ [pid 6767] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6765] +++ exited with 0 +++ [pid 6762] +++ exited with 0 +++ [pid 6779] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6767] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6776] <... futex resumed>) = 0 [pid 6767] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6776] sendfile(3, 4, NULL, 281474978811911 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6762, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] unlink("./56/bus/file0" [pid 5063] umount2("./57", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] <... unlink resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5062] getdents64(4, [pid 5063] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] getdents64(3, [pid 5062] close(4 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] <... close resumed>) = 0 [pid 5062] rmdir("./56/bus" [pid 5063] umount2("./57/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... rmdir resumed>) = 0 [pid 6773] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6773] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./56/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6773] <... futex resumed>) = 0 [pid 6781] <... mount resumed>) = 0 [pid 6773] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6781] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6773] <... mmap resumed>) = 0x7fef41191000 [pid 5062] newfstatat(AT_FDCWD, "./56/binderfs", [pid 6781] <... futex resumed>) = 1 [pid 6779] <... futex resumed>) = 0 [pid 6773] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 6781] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6779] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6779] <... futex resumed>) = 0 [pid 6773] <... mprotect resumed>) = 0 [pid 5062] unlink("./56/binderfs" [pid 6781] unlink(NULL [pid 6779] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6781] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5063] <... umount2 resumed>) = 0 [pid 6781] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6773] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] umount2("./57/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... unlink resumed>) = 0 [pid 6781] <... futex resumed>) = 1 [pid 6779] <... futex resumed>) = 0 [pid 6773] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./56/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6781] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6779] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6773] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] newfstatat(AT_FDCWD, "./57/bus", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6784 attached [pid 6781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6779] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./56/file0", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6784] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6781] chdir("./bus" [pid 6779] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6773] <... clone3 resumed> => {parent_tid=[6784]}, 88) = 6784 [pid 5063] umount2("./57/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6784] <... rseq resumed>) = 0 [pid 6781] <... chdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./56/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6784] set_robust_list(0x7fef411b19a0, 24 [pid 6781] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6773] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] openat(AT_FDCWD, "./57/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6784] <... set_robust_list resumed>) = 0 [pid 6781] <... futex resumed>) = 1 [pid 6779] <... futex resumed>) = 0 [pid 6773] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5062] openat(AT_FDCWD, "./56/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6784] rt_sigprocmask(SIG_SETMASK, [], [pid 6781] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6779] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6784] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6779] <... futex resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 5062] <... openat resumed>) = 4 [pid 6784] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6781] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6779] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6773] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6784] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6781] <... open resumed>) = 3 [pid 6773] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] newfstatat(4, "", [pid 6784] sendfile(3, 4, NULL, 281474978811911 [pid 5063] getdents64(4, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6773] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(4, [pid 6781] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 6781] <... futex resumed>) = 1 [pid 6779] <... futex resumed>) = 0 [pid 5063] umount2("./57/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 6781] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6779] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(4, [pid 6781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6779] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./57/bus/file0", [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6781] fcntl(-1, F_SETFL, O_RDONLY [pid 6779] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] close(4 [pid 6781] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5063] unlink("./57/bus/file0" [pid 5062] <... close resumed>) = 0 [pid 6781] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6779] <... futex resumed>) = 0 [pid 6781] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6779] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6779] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] rmdir("./56/file0" [pid 6781] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME) = 4 [pid 5063] <... unlink resumed>) = 0 [pid 6781] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6774] <... sendfile resumed>) = 4 [pid 6769] <... sendfile resumed>) = 4 [pid 6767] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] getdents64(4, [pid 5062] <... rmdir resumed>) = 0 [pid 6781] <... futex resumed>) = 1 [pid 6779] <... futex resumed>) = 0 [pid 6774] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6769] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6766] exit_group(0 [pid 6781] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6779] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6774] <... futex resumed>) = ? [pid 6769] <... futex resumed>) = ? [pid 6766] <... exit_group resumed>) = ? [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./56/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6781] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6779] <... futex resumed>) = 0 [pid 6774] +++ exited with 0 +++ [ 97.890851][ T6781] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6781] sendfile(4, 4, NULL, 7 [pid 6779] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6769] +++ exited with 0 +++ [pid 6766] +++ exited with 0 +++ [pid 5063] close(4 [pid 5062] newfstatat(AT_FDCWD, "./56/file1", [pid 5063] <... close resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6766, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5063] rmdir("./57/bus" [pid 5068] restart_syscall(<... resuming interrupted clone ...> [pid 5062] umount2("./56/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 5068] <... restart_syscall resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./57/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] openat(AT_FDCWD, "./56/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] umount2("./58", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./57/binderfs", [pid 5062] <... openat resumed>) = 4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] unlink("./57/binderfs" [pid 5062] newfstatat(4, "", [pid 5068] <... openat resumed>) = 3 [pid 5063] <... unlink resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] newfstatat(3, "", [pid 5063] umount2("./57/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(4, [pid 5068] getdents64(3, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] newfstatat(AT_FDCWD, "./57/file0", [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5068] umount2("./58/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./57/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./56/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./56/file1/work", [pid 5063] openat(AT_FDCWD, "./57/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5062] umount2("./56/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(4, [pid 5062] openat(AT_FDCWD, "./56/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] <... openat resumed>) = 5 [pid 5063] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] newfstatat(5, "", [pid 5063] close(4) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] rmdir("./57/file0" [pid 5062] getdents64(5, [pid 6773] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] <... rmdir resumed>) = 0 [pid 5063] umount2("./57/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(5, [pid 5063] newfstatat(AT_FDCWD, "./57/file1", [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./57/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(5) = 0 [pid 5062] rmdir("./56/file1/work" [pid 5068] <... umount2 resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] umount2("./58/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] openat(AT_FDCWD, "./57/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... openat resumed>) = 4 [pid 5062] <... rmdir resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./58/bus", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] newfstatat(4, "", [pid 5062] umount2("./56/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] umount2("./58/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(4, [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./58/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] newfstatat(AT_FDCWD, "./56/file1/index", [pid 5063] umount2("./57/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... openat resumed>) = 4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] newfstatat(4, "", [pid 5063] newfstatat(AT_FDCWD, "./57/file1/work", [pid 5062] umount2("./56/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] getdents64(4, [pid 5063] umount2("./57/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./56/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] umount2("./58/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] openat(AT_FDCWD, "./57/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... openat resumed>) = 5 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... openat resumed>) = 5 [pid 5068] newfstatat(AT_FDCWD, "./58/bus/file0", [pid 5063] newfstatat(5, "", [pid 5062] newfstatat(5, "", [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6779] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] unlink("./58/bus/file0" [pid 5063] getdents64(5, [pid 5062] getdents64(5, [pid 6779] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6779] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] getdents64(5, [pid 5062] getdents64(5, [pid 6779] <... mmap resumed>) = 0x7fef41191000 [pid 5068] getdents64(4, [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6779] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] close(5 [pid 6779] <... mprotect resumed>) = 0 [pid 5068] close(4 [pid 5063] <... close resumed>) = 0 [pid 5062] close(5 [pid 6779] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... close resumed>) = 0 [pid 5063] rmdir("./57/file1/work" [pid 5062] <... close resumed>) = 0 [pid 6779] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] rmdir("./58/bus" [pid 6779] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] <... rmdir resumed>) = 0 [pid 5062] rmdir("./56/file1/index"./strace-static-x86_64: Process 6787 attached ) = 0 [pid 6779] <... clone3 resumed> => {parent_tid=[6787]}, 88) = 6787 [pid 6779] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6779] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 6779] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6779] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6787] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6776] <... sendfile resumed>) = 4 [pid 6770] <... sendfile resumed>) = 4 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] umount2("./57/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(4 [pid 6787] <... rseq resumed>) = 0 [pid 6776] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6770] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./58/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... close resumed>) = 0 [pid 6787] set_robust_list(0x7fef411b19a0, 24 [pid 6776] <... futex resumed>) = 0 [pid 6770] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./57/file1/index", [pid 5062] rmdir("./56/file1" [pid 6787] <... set_robust_list resumed>) = 0 [pid 6776] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6770] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6767] exit_group(0 [pid 5068] newfstatat(AT_FDCWD, "./58/binderfs", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 6787] rt_sigprocmask(SIG_SETMASK, [], [pid 6776] <... futex resumed>) = ? [pid 6770] <... futex resumed>) = ? [pid 6767] <... exit_group resumed>) = ? [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./57/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6787] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6776] +++ exited with 0 +++ [pid 6770] +++ exited with 0 +++ [pid 6767] +++ exited with 0 +++ [pid 5068] unlink("./58/binderfs" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6787] sendfile(3, 4, NULL, 281474978811911 [pid 5068] <... unlink resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./57/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] getdents64(3, [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6767, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5068] umount2("./58/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... openat resumed>) = 5 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(5, "", [pid 5062] close(3 [pid 5068] newfstatat(AT_FDCWD, "./58/file0", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] umount2("./56", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(5, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] rmdir("./56" [pid 5061] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] umount2("./58/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... openat resumed>) = 3 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(5, [pid 5061] newfstatat(3, "", [pid 5068] openat(AT_FDCWD, "./58/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] mkdir("./57", 0777 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5063] close(5 [pid 5062] <... mkdir resumed>) = 0 [pid 5061] getdents64(3, [pid 5068] newfstatat(4, "", [pid 5063] <... close resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] rmdir("./57/file1/index" [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5068] getdents64(4, [pid 5061] umount2("./56/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] <... rmdir resumed>) = 0 [pid 5063] getdents64(4, ./strace-static-x86_64: Process 6791 attached [pid 6784] <... sendfile resumed>) = 4 [pid 6779] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6775] <... sendfile resumed>) = 4 [pid 5068] getdents64(4, [pid 6784] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6775] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6773] exit_group(0 [pid 6791] set_robust_list(0x555555f856a0, 24 [pid 6775] <... futex resumed>) = ? [pid 6773] <... exit_group resumed>) = ? [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 6791 [pid 6784] <... futex resumed>) = ? [pid 6791] <... set_robust_list resumed>) = 0 [pid 6775] +++ exited with 0 +++ [pid 5068] close(4 [pid 6791] chdir("./57" [pid 5068] <... close resumed>) = 0 [pid 5068] rmdir("./58/file0" [pid 6791] <... chdir resumed>) = 0 [pid 6791] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6784] +++ exited with 0 +++ [pid 6773] +++ exited with 0 +++ [pid 5068] <... rmdir resumed>) = 0 [pid 5063] close(4 [pid 6791] setpgid(0, 0 [pid 5063] <... close resumed>) = 0 [pid 6791] <... setpgid resumed>) = 0 [pid 5068] umount2("./58/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6773, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5063] rmdir("./57/file1" [pid 6791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./57", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6791] <... openat resumed>) = 3 [pid 5068] newfstatat(AT_FDCWD, "./58/file1", [pid 5065] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6791] write(3, "1000", 4 [pid 5065] <... openat resumed>) = 3 [pid 5063] <... rmdir resumed>) = 0 [pid 5065] newfstatat(3, "", [pid 6791] <... write resumed>) = 4 [pid 5068] umount2("./58/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(3, [pid 6791] close(3 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 6791] <... close resumed>) = 0 [pid 5065] getdents64(3, [pid 5063] close(3 [pid 6791] symlink("/dev/binderfs", "./binderfs" [pid 5068] openat(AT_FDCWD, "./58/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... close resumed>) = 0 [pid 6791] <... symlink resumed>) = 0 [pid 5061] <... umount2 resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5065] umount2("./57/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./57" [pid 5061] umount2("./56/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./56/bus", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./56/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6791] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(4, "", [pid 5063] <... rmdir resumed>) = 0 [pid 6791] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... umount2 resumed>) = 0 [pid 5063] mkdir("./58", 0777 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6791] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] getdents64(4, [pid 6791] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] umount2("./57/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6791] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6791] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] umount2("./58/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6791] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./57/bus", [pid 6791] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6791] <... mprotect resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./58/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./57/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6791] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] umount2("./58/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./57/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6791] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] openat(AT_FDCWD, "./58/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... openat resumed>) = 4 [pid 6791] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] <... openat resumed>) = 5 [pid 5065] newfstatat(4, "", ./strace-static-x86_64: Process 6793 attached [pid 6793] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6791] <... clone3 resumed> => {parent_tid=[6793]}, 88) = 6793 [pid 5068] newfstatat(5, "", [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] openat(AT_FDCWD, "./56/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6793] <... rseq resumed>) = 0 [pid 6791] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, [pid 5063] <... mkdir resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 6793] set_robust_list(0x7fef411d29a0, 24 [pid 6791] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] newfstatat(4, "", [pid 6793] <... set_robust_list resumed>) = 0 [pid 6791] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 6793] rt_sigprocmask(SIG_SETMASK, [], [pid 6791] <... futex resumed>) = 0 [pid 5065] umount2("./57/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 6794 attached [pid 6793] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6791] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(4, [pid 6794] set_robust_list(0x555555f856a0, 24 [pid 6793] mkdir("./file0", 000 [pid 5068] getdents64(5, [pid 5065] newfstatat(AT_FDCWD, "./57/bus/file0", [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 6794 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 6794] <... set_robust_list resumed>) = 0 [pid 6787] <... sendfile resumed>) = 4 [pid 6781] <... sendfile resumed>) = 4 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./56/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6794] chdir("./58" [pid 6787] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6781] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6779] exit_group(0 [pid 5068] close(5 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6794] <... chdir resumed>) = 0 [pid 6787] <... futex resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./56/bus/file0", [pid 6794] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6787] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6794] <... prctl resumed>) = 0 [pid 5061] unlink("./56/bus/file0" [pid 6794] setpgid(0, 0 [pid 6787] <... futex resumed>) = ? [pid 6781] <... futex resumed>) = ? [pid 6779] <... exit_group resumed>) = ? [pid 5068] <... close resumed>) = 0 [pid 5065] unlink("./57/bus/file0" [pid 5061] <... unlink resumed>) = 0 [pid 6793] <... mkdir resumed>) = 0 [pid 6794] <... setpgid resumed>) = 0 [pid 6787] +++ exited with 0 +++ [pid 5061] getdents64(4, [pid 6794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6781] +++ exited with 0 +++ [pid 5068] rmdir("./58/file1/work" [pid 5065] <... unlink resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6794] <... openat resumed>) = 3 [pid 5061] close(4) = 0 [pid 5061] rmdir("./56/bus" [pid 6779] +++ exited with 0 +++ [pid 5061] <... rmdir resumed>) = 0 [pid 6794] write(3, "1000", 4 [pid 5068] <... rmdir resumed>) = 0 [pid 6793] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./56/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] getdents64(4, [pid 6794] <... write resumed>) = 4 [pid 6793] <... futex resumed>) = 1 [pid 6791] <... futex resumed>) = 0 [pid 5068] umount2("./58/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6779, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6794] close(3 [pid 6793] mkdir("./bus", 000 [pid 6791] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] close(4 [pid 5061] newfstatat(AT_FDCWD, "./56/binderfs", [pid 5060] umount2("./56", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6794] <... close resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] unlink("./56/binderfs") = 0 [pid 5061] umount2("./56/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./56/file0", [pid 6793] <... mkdir resumed>) = 0 [pid 6794] symlink("/dev/binderfs", "./binderfs" [pid 6791] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./58/file1/index", [pid 5065] <... close resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./56/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./56/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5061] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6791] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] getdents64(4, [pid 5065] rmdir("./57/bus" [pid 5060] openat(AT_FDCWD, "./56", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] close(4) = 0 [pid 5061] rmdir("./56/file0" [pid 6794] <... symlink resumed>) = 0 [pid 6793] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./58/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... openat resumed>) = 3 [pid 6794] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6793] <... futex resumed>) = 1 [pid 6791] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./56/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6794] <... futex resumed>) = 0 [pid 6793] mkdir("./file1", 000 [pid 6791] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./58/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] umount2("./57/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(3, "", [pid 6794] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6791] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6794] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6791] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(5, "", [pid 5065] newfstatat(AT_FDCWD, "./57/binderfs", [pid 5061] newfstatat(AT_FDCWD, "./56/file1", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6794] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6793] <... mkdir resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] getdents64(3, [pid 6794] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6793] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./56/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 6794] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6793] <... futex resumed>) = 1 [pid 6791] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6794] <... mmap resumed>) = 0x7fef411b2000 [pid 6793] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6791] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 5065] unlink("./57/binderfs" [pid 5061] openat(AT_FDCWD, "./56/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] umount2("./56/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6791] <... futex resumed>) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 5061] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] umount2("./57/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] newfstatat(AT_FDCWD, "./57/file0", [pid 5061] umount2("./56/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./57/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./56/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./56/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] openat(AT_FDCWD, "./57/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6794] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6791] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6794] <... mprotect resumed>) = 0 [pid 5068] close(5 [pid 5065] newfstatat(4, "", [pid 5061] openat(AT_FDCWD, "./56/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... close resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... openat resumed>) = 5 [pid 6794] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] rmdir("./58/file1/index" [pid 5065] getdents64(4, [pid 5061] newfstatat(5, "", [pid 6794] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, [pid 6794] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] getdents64(4, [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(5, ./strace-static-x86_64: Process 6795 attached [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] close(4 [pid 6794] <... clone3 resumed> => {parent_tid=[6795]}, 88) = 6795 [pid 5068] close(4 [pid 6795] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6794] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... close resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 6795] <... rseq resumed>) = 0 [pid 5068] rmdir("./58/file1" [pid 5065] rmdir("./57/file0" [pid 6795] set_robust_list(0x7fef411d29a0, 24) = 0 [pid 6795] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6795] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6794] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6793] <... mount resumed>) = 0 [pid 6794] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6793] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6795] <... futex resumed>) = 0 [pid 6794] <... futex resumed>) = 1 [pid 6793] <... futex resumed>) = 1 [pid 6791] <... futex resumed>) = 0 [pid 6795] mkdir("./file0", 000 [pid 6794] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6793] unlink(NULL [pid 6791] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6793] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6791] <... futex resumed>) = 0 [pid 6793] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6791] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6793] <... futex resumed>) = 0 [pid 6791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6793] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6791] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 5065] umount2("./57/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6791] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(5, [pid 6793] chdir("./bus" [pid 6791] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(3 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6795] <... mkdir resumed>) = 0 [pid 6793] <... chdir resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5061] close(5 [pid 5068] rmdir("./58") = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 6795] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] mkdir("./59", 0777 [pid 5065] newfstatat(AT_FDCWD, "./57/file1", [pid 5061] rmdir("./56/file1/work" [pid 6795] <... futex resumed>) = 1 [pid 6794] <... futex resumed>) = 0 [pid 5068] <... mkdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = 0 [pid 6795] mkdir("./bus", 000 [pid 6794] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6793] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] umount2("./57/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./56/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./56/bus", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6796 attached [pid 6795] <... mkdir resumed>) = 0 [pid 6794] <... futex resumed>) = 0 [pid 6793] <... futex resumed>) = 1 [pid 6791] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6796] set_robust_list(0x555555f856a0, 24 [pid 6795] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6794] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6793] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6791] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 6796 [pid 5065] openat(AT_FDCWD, "./57/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] newfstatat(AT_FDCWD, "./56/file1/index", [pid 5060] newfstatat(AT_FDCWD, "./56/bus", [pid 6796] <... set_robust_list resumed>) = 0 [pid 6795] <... futex resumed>) = 0 [pid 6794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6791] <... futex resumed>) = 0 [pid 6796] chdir("./59" [pid 6791] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6796] <... chdir resumed>) = 0 [pid 6795] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6794] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6793] <... open resumed>) = 3 [pid 5065] <... openat resumed>) = 4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./56/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6796] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6794] <... futex resumed>) = 0 [pid 6793] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(4, "", [pid 5061] umount2("./56/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6796] <... prctl resumed>) = 0 [pid 6795] mkdir("./file1", 000 [pid 6794] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6793] <... futex resumed>) = 1 [pid 6791] <... futex resumed>) = 0 [pid 6791] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6791] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./56/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6796] setpgid(0, 0 [pid 6793] fcntl(-1, F_SETFL, O_RDONLY [pid 6795] <... mkdir resumed>) = 0 [pid 6793] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5065] getdents64(4, [pid 5061] openat(AT_FDCWD, "./56/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6796] <... setpgid resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 6796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5061] <... openat resumed>) = 5 [pid 6795] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6793] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./57/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(5, "", [pid 6794] <... futex resumed>) = 0 [pid 6793] <... futex resumed>) = 1 [pid 6791] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6796] <... openat resumed>) = 3 [pid 6795] <... futex resumed>) = 1 [pid 6794] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6793] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6791] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6796] write(3, "1000", 4 [pid 6795] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6794] <... futex resumed>) = 0 [pid 6791] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./57/file1/work", [pid 5061] getdents64(5, [pid 5060] <... openat resumed>) = 4 [pid 6796] <... write resumed>) = 4 [pid 6794] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6793] <... openat resumed>) = 4 [pid 6791] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6796] close(3 [pid 6793] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] newfstatat(4, "", [pid 6796] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6796] symlink("/dev/binderfs", "./binderfs" [ 98.170617][ T6793] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5060] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 6796] <... symlink resumed>) = 0 [pid 6793] <... futex resumed>) = 1 [pid 6791] <... futex resumed>) = 0 [pid 5065] umount2("./57/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(5, [pid 6793] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6791] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6791] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./57/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6796] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6795] <... mount resumed>) = 0 [pid 6793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6791] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... openat resumed>) = 5 [pid 5061] close(5 [pid 5060] umount2("./56/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(5, "", [pid 5061] <... close resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] rmdir("./56/file1/index" [pid 6796] <... futex resumed>) = 0 [pid 6795] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6793] sendfile(4, 4, NULL, 7 [pid 5065] getdents64(5, [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6796] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5061] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] close(4 [pid 6796] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6795] <... futex resumed>) = 1 [pid 6794] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] newfstatat(AT_FDCWD, "./56/bus/file0", [pid 6796] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6795] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6794] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(5, [pid 6796] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6794] <... futex resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6796] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6795] unlink(NULL [pid 6794] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6795] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6796] <... mmap resumed>) = 0x7fef411b2000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] close(5 [pid 5061] rmdir("./56/file1" [pid 5060] unlink("./56/bus/file0" [pid 6795] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 6795] <... futex resumed>) = 1 [pid 6796] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6795] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6794] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5060] getdents64(4, [pid 6796] <... mprotect resumed>) = 0 [pid 6795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6794] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] rmdir("./57/file1/work" [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6796] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6795] chdir("./bus" [pid 6794] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] getdents64(3, [pid 5060] close(4 [pid 6795] <... chdir resumed>) = 0 [pid 6794] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6795] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] <... close resumed>) = 0 [pid 6795] <... futex resumed>) = 0 [pid 6794] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] rmdir("./56/bus" [pid 6795] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6794] <... futex resumed>) = 0 [pid 6796] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] umount2("./57/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 6796] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6794] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] close(3./strace-static-x86_64: Process 6799 attached [pid 6795] <... open resumed>) = 3 [pid 5065] newfstatat(AT_FDCWD, "./57/file1/index", [pid 5061] <... close resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 6799] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6796] <... clone3 resumed> => {parent_tid=[6799]}, 88) = 6799 [ 98.221578][ T6795] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] rmdir("./56" [pid 6799] <... rseq resumed>) = 0 [pid 6796] rt_sigprocmask(SIG_SETMASK, [], [pid 6795] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./57/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 5060] umount2("./56/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6799] set_robust_list(0x7fef411d29a0, 24 [pid 6796] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6795] <... futex resumed>) = 1 [pid 6794] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6799] <... set_robust_list resumed>) = 0 [pid 6796] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6795] fcntl(-1, F_SETFL, O_RDONLY [pid 6794] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./57/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] mkdir("./57", 0777 [pid 6799] rt_sigprocmask(SIG_SETMASK, [], [pid 6796] <... futex resumed>) = 0 [pid 6795] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6794] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 5 [pid 5060] newfstatat(AT_FDCWD, "./56/binderfs", [pid 6799] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6796] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6795] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6794] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6795] <... futex resumed>) = 0 [pid 6794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6795] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6794] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] unlink("./56/binderfs" [pid 6795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6794] <... futex resumed>) = 0 [pid 6799] mkdir("./file0", 000 [pid 6795] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6794] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(5, "", [pid 5061] <... mkdir resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 6799] <... mkdir resumed>) = 0 [pid 6795] <... openat resumed>) = 4 [pid 6791] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./56/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6795] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6791] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(5, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6799] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6791] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6795] <... futex resumed>) = 1 [pid 6794] <... futex resumed>) = 0 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] newfstatat(AT_FDCWD, "./56/file0", [pid 6799] <... futex resumed>) = 1 [pid 6796] <... futex resumed>) = 0 [pid 6795] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6794] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6791] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] getdents64(5, ./strace-static-x86_64: Process 6800 attached [pid 6799] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6796] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6795] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6794] <... futex resumed>) = 0 [pid 6791] <... mmap resumed>) = 0x7fef41191000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6800] set_robust_list(0x555555f856a0, 24 [pid 6796] <... futex resumed>) = 0 [pid 6795] sendfile(4, 4, NULL, 7 [pid 6791] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6800] <... set_robust_list resumed>) = 0 [pid 6799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6796] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6794] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6793] <... sendfile resumed>) = 4 [pid 6791] <... mprotect resumed>) = 0 [pid 5065] close(5 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 6800 [pid 5060] umount2("./56/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6800] chdir("./57" [pid 6799] mkdir("./bus", 000 [pid 6793] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6791] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... close resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6800] <... chdir resumed>) = 0 [pid 6799] <... mkdir resumed>) = 0 [pid 6793] <... futex resumed>) = 0 [pid 6791] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] rmdir("./57/file1/index" [pid 5060] openat(AT_FDCWD, "./56/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6800] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6793] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6791] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] <... rmdir resumed>) = 0 [pid 6800] <... prctl resumed>) = 0 [pid 6799] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... openat resumed>) = 4 ./strace-static-x86_64: Process 6802 attached [pid 6800] setpgid(0, 0 [pid 6791] <... clone3 resumed> => {parent_tid=[6802]}, 88) = 6802 [pid 5060] newfstatat(4, "", [pid 6802] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6800] <... setpgid resumed>) = 0 [pid 6799] <... futex resumed>) = 1 [pid 6796] <... futex resumed>) = 0 [pid 6791] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6802] <... rseq resumed>) = 0 [pid 6800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6799] mkdir("./file1", 000 [pid 6796] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6791] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] getdents64(4, [pid 5060] getdents64(4, [pid 6802] set_robust_list(0x7fef411b19a0, 24 [pid 6800] <... openat resumed>) = 3 [pid 6796] <... futex resumed>) = 0 [pid 6791] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6802] <... set_robust_list resumed>) = 0 [pid 6800] write(3, "1000", 4 [pid 6799] <... mkdir resumed>) = 0 [pid 6796] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6791] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 6802] rt_sigprocmask(SIG_SETMASK, [], [pid 6800] <... write resumed>) = 4 [pid 5060] getdents64(4, [pid 6802] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6800] close(3 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6802] sendfile(3, 4, NULL, 281474978811911 [pid 6800] <... close resumed>) = 0 [pid 6800] symlink("/dev/binderfs", "./binderfs" [pid 5060] close(4 [pid 6802] <... sendfile resumed>) = 0 [pid 6799] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6791] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6802] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(4 [pid 5060] <... close resumed>) = 0 [pid 6802] <... futex resumed>) = 0 [pid 6800] <... symlink resumed>) = 0 [pid 6799] <... futex resumed>) = 1 [pid 6796] <... futex resumed>) = 0 [pid 6791] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... close resumed>) = 0 [pid 5060] rmdir("./56/file0" [pid 6802] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6799] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6796] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6791] exit_group(0 [pid 5065] rmdir("./57/file1" [pid 6802] <... futex resumed>) = ? [pid 6800] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6796] <... futex resumed>) = 0 [pid 6793] <... futex resumed>) = ? [pid 6791] <... exit_group resumed>) = ? [pid 5065] <... rmdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 6802] +++ exited with 0 +++ [pid 6800] <... futex resumed>) = 0 [pid 6799] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6796] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6793] +++ exited with 0 +++ [pid 6791] +++ exited with 0 +++ [pid 6800] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5060] umount2("./56/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6800] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6791, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6800] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5065] getdents64(3, [pid 5062] restart_syscall(<... resuming interrupted clone ...> [pid 5060] newfstatat(AT_FDCWD, "./56/file1", [pid 6800] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] <... restart_syscall resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6800] <... mmap resumed>) = 0x7fef411b2000 [pid 5065] close(3 [pid 5060] umount2("./56/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6800] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... close resumed>) = 0 [pid 5065] rmdir("./57" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6800] <... mprotect resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5062] umount2("./57", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./56/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6800] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6800] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] mkdir("./58", 0777 [pid 5062] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... openat resumed>) = 4 [pid 6800] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5065] <... mkdir resumed>) = 0 [pid 5062] <... openat resumed>) = 3 [pid 5060] newfstatat(4, "", [pid 5062] newfstatat(3, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 6804 attached [pid 6800] <... clone3 resumed> => {parent_tid=[6804]}, 88) = 6804 [pid 5060] getdents64(4, [pid 6804] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6800] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] getdents64(3, [pid 6804] <... rseq resumed>) = 0 [pid 6800] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 6804] set_robust_list(0x7fef411d29a0, 24 [pid 6800] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./57/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./56/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6804] <... set_robust_list resumed>) = 0 [pid 6800] <... futex resumed>) = 0 [pid 6804] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6804] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6800] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] newfstatat(AT_FDCWD, "./56/file1/work", [pid 6804] mkdir("./file0", 000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./56/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6804] <... mkdir resumed>) = 0 [pid 6794] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6805 attached [pid 6794] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] openat(AT_FDCWD, "./56/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6804] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 6805 [pid 5060] <... openat resumed>) = 5 [pid 6804] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6800] <... futex resumed>) = 0 [pid 6794] <... futex resumed>) = 0 [pid 6805] set_robust_list(0x555555f856a0, 24 [pid 5060] newfstatat(5, "", [pid 6794] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6805] <... set_robust_list resumed>) = 0 [pid 6800] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6805] chdir("./58" [pid 6804] <... futex resumed>) = 0 [pid 6800] <... futex resumed>) = 1 [pid 6794] <... mmap resumed>) = 0x7fef41191000 [pid 5060] getdents64(5, [pid 6805] <... chdir resumed>) = 0 [pid 6804] mkdir("./bus", 000 [pid 6800] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6794] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6805] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6805] <... prctl resumed>) = 0 [pid 6804] <... mkdir resumed>) = 0 [pid 6794] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 6805] setpgid(0, 0 [pid 6804] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6794] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5060] getdents64(5, [pid 6805] <... setpgid resumed>) = 0 [pid 6804] <... futex resumed>) = 1 [pid 6800] <... futex resumed>) = 0 [pid 6799] <... mount resumed>) = 0 [pid 5062] <... umount2 resumed>) = 0 [pid 6800] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6800] <... futex resumed>) = 0 [pid 5060] close(5./strace-static-x86_64: Process 6806 attached [pid 6805] <... openat resumed>) = 3 [pid 6804] mkdir("./file1", 000 [pid 6800] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./57/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6794] <... clone3 resumed> => {parent_tid=[6806]}, 88) = 6806 [pid 5060] <... close resumed>) = 0 [pid 6806] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6806] <... rseq resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./57/bus", [pid 6806] set_robust_list(0x7fef411b19a0, 24 [pid 6804] <... mkdir resumed>) = 0 [pid 6794] rt_sigprocmask(SIG_SETMASK, [], [pid 6805] write(3, "1000", 4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] rmdir("./56/file1/work" [pid 6806] <... set_robust_list resumed>) = 0 [pid 6799] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6794] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] umount2("./57/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6799] <... futex resumed>) = 1 [pid 6796] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6806] rt_sigprocmask(SIG_SETMASK, [], [pid 6805] <... write resumed>) = 4 [pid 6804] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6799] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6796] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6794] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... rmdir resumed>) = 0 [pid 6806] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6805] close(3 [pid 6804] <... futex resumed>) = 1 [pid 6800] <... futex resumed>) = 0 [pid 6799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6796] <... futex resumed>) = 0 [pid 6794] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./57/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] umount2("./56/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6806] sendfile(3, 4, NULL, 281474978811911 [pid 6805] <... close resumed>) = 0 [pid 6804] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6800] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6799] unlink(NULL [pid 6796] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6794] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... openat resumed>) = 4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6805] symlink("/dev/binderfs", "./binderfs" [pid 6804] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6800] <... futex resumed>) = 0 [pid 6799] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5062] newfstatat(4, "", [pid 5060] newfstatat(AT_FDCWD, "./56/file1/index", [pid 6805] <... symlink resumed>) = 0 [pid 6804] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6800] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6799] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6799] <... futex resumed>) = 1 [pid 6796] <... futex resumed>) = 0 [pid 6799] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6796] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 6799] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6796] <... futex resumed>) = 0 [pid 6799] chdir("./bus" [pid 6796] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 6799] <... chdir resumed>) = 0 [pid 6799] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./57/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6799] <... futex resumed>) = 1 [pid 6796] <... futex resumed>) = 0 [pid 6799] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6796] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6799] <... open resumed>) = 3 [pid 6796] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./57/bus/file0", [pid 6796] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] unlink("./57/bus/file0") = 0 [ 98.350178][ T6799] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5062] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] close(4) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6799] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] rmdir("./57/bus" [pid 6799] <... futex resumed>) = 1 [pid 6796] <... futex resumed>) = 0 [pid 6799] fcntl(-1, F_SETFL, O_RDONLY [pid 6796] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... rmdir resumed>) = 0 [pid 6796] <... futex resumed>) = 0 [pid 6796] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6805] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6799] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5060] umount2("./56/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6805] <... futex resumed>) = 0 [pid 6799] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6805] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6799] <... futex resumed>) = 1 [pid 6796] <... futex resumed>) = 0 [pid 5062] umount2("./57/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6805] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6799] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6796] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6799] <... openat resumed>) = 4 [pid 6796] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./57/binderfs", [pid 6796] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6799] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] unlink("./57/binderfs" [pid 6799] <... futex resumed>) = 1 [pid 6796] <... futex resumed>) = 0 [pid 6799] sendfile(4, 4, NULL, 7 [pid 6796] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 6796] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./57/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./57/file0", [pid 6806] <... sendfile resumed>) = 4 [pid 6805] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6804] <... mount resumed>) = 0 [pid 6795] <... sendfile resumed>) = 4 [pid 5060] openat(AT_FDCWD, "./56/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6806] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6805] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6804] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6795] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6806] <... futex resumed>) = 1 [pid 6805] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6804] <... futex resumed>) = 1 [pid 6800] <... futex resumed>) = 0 [pid 6795] <... futex resumed>) = 0 [pid 6794] <... futex resumed>) = 0 [pid 5060] <... openat resumed>) = 5 [pid 6806] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6805] <... mmap resumed>) = 0x7fef411b2000 [pid 6804] unlink(NULL [pid 6800] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6795] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6794] exit_group(0 [pid 5062] umount2("./57/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6806] <... futex resumed>) = ? [pid 6805] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6804] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6800] <... futex resumed>) = 0 [pid 6795] <... futex resumed>) = ? [pid 6794] <... exit_group resumed>) = ? [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(5, "", [pid 6806] +++ exited with 0 +++ [pid 6804] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6800] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6795] +++ exited with 0 +++ [pid 5062] openat(AT_FDCWD, "./57/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 6804] <... futex resumed>) = 0 [pid 6800] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6794] +++ exited with 0 +++ [pid 5062] newfstatat(4, "", [pid 6804] chdir("./bus" [pid 6800] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6800] <... futex resumed>) = 0 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6794, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 6804] <... chdir resumed>) = 0 [pid 6800] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] restart_syscall(<... resuming interrupted clone ...> [pid 6805] <... mprotect resumed>) = 0 [pid 6804] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6805] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6804] <... futex resumed>) = 0 [pid 6800] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] <... restart_syscall resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(5, [pid 6805] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6804] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6800] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 6805] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6804] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6800] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 6809 attached [pid 6804] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6800] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./58", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] getdents64(5, [pid 6809] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6805] <... clone3 resumed> => {parent_tid=[6809]}, 88) = 6809 [pid 5062] close(4) = 0 [pid 6809] <... rseq resumed>) = 0 [pid 6805] rt_sigprocmask(SIG_SETMASK, [], [pid 6804] <... open resumed>) = 3 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./57/file0" [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6809] set_robust_list(0x7fef411d29a0, 24 [pid 6805] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6804] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] close(5 [pid 6809] <... set_robust_list resumed>) = 0 [pid 6805] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6804] <... futex resumed>) = 1 [pid 6800] <... futex resumed>) = 0 [pid 5063] <... openat resumed>) = 3 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 6809] rt_sigprocmask(SIG_SETMASK, [], [pid 6805] <... futex resumed>) = 0 [pid 6804] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6800] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(3, "", [pid 5060] rmdir("./56/file1/index" [pid 6809] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6805] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6804] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6800] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] umount2("./57/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6809] mkdir("./file0", 000 [pid 6800] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(3, [pid 5062] newfstatat(AT_FDCWD, "./57/file1", [pid 6809] <... mkdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] umount2("./58/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 6809] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6805] <... futex resumed>) = 0 [pid 6804] fcntl(-1, F_SETFL, O_RDONLY [pid 5060] getdents64(4, [pid 6809] mkdir("./bus", 000 [pid 6805] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6804] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6805] <... futex resumed>) = 0 [pid 6804] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./57/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6805] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6804] <... futex resumed>) = 1 [pid 6800] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6809] <... mkdir resumed>) = 0 [pid 6804] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6800] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6809] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6804] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6800] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./57/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6809] <... futex resumed>) = 1 [pid 6805] <... futex resumed>) = 0 [pid 6804] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6800] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... openat resumed>) = 4 [pid 5060] close(4 [pid 6809] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6805] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6804] <... openat resumed>) = 4 [pid 6809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6805] <... futex resumed>) = 0 [pid 6804] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... close resumed>) = 0 [pid 6809] mkdir("./file1", 000 [pid 6805] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6804] <... futex resumed>) = 1 [pid 6800] <... futex resumed>) = 0 [pid 6796] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] newfstatat(4, "", [pid 5060] rmdir("./56/file1" [pid 6809] <... mkdir resumed>) = 0 [pid 6804] sendfile(4, 4, NULL, 7 [pid 6800] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6796] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [ 98.417342][ T6804] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6800] <... futex resumed>) = 0 [pid 6796] <... futex resumed>) = 0 [pid 5062] getdents64(4, [pid 5060] <... rmdir resumed>) = 0 [pid 6809] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6800] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6796] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] getdents64(3, [pid 6809] <... futex resumed>) = 1 [pid 6805] <... futex resumed>) = 0 [pid 6796] <... mmap resumed>) = 0x7fef41191000 [pid 5063] <... umount2 resumed>) = 0 [pid 5062] umount2("./57/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 6809] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6805] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6796] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] umount2("./58/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6805] <... futex resumed>) = 0 [pid 6796] <... mprotect resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./57/file1/work", [pid 5060] close(3 [pid 6809] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6805] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6796] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6796] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] newfstatat(AT_FDCWD, "./58/bus", [pid 5062] umount2("./57/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... close resumed>) = 0 [pid 6796] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./56" [pid 5063] umount2("./58/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] openat(AT_FDCWD, "./57/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... openat resumed>) = 5 ./strace-static-x86_64: Process 6811 attached [pid 5060] <... rmdir resumed>) = 0 [pid 6796] <... clone3 resumed> => {parent_tid=[6811]}, 88) = 6811 [pid 5063] openat(AT_FDCWD, "./58/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] newfstatat(5, "", [pid 6796] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] <... openat resumed>) = 4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6796] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] getdents64(5, [pid 6796] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(4, "", [pid 6796] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6796] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 5062] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] close(5) = 0 [pid 5063] umount2("./58/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./57/file1/work") = 0 [pid 5063] newfstatat(AT_FDCWD, "./58/bus/file0", {st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] unlink("./58/bus/file0" [pid 5062] umount2("./57/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./57/file1/index", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... unlink resumed>) = 0 [pid 5063] getdents64(4, [pid 5062] umount2("./57/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] close(4 [pid 6811] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6809] <... mount resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./57/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] mkdir("./57", 0777 [pid 6811] <... rseq resumed>) = 0 [pid 6809] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... close resumed>) = 0 [pid 6811] set_robust_list(0x7fef411b19a0, 24 [pid 6809] <... futex resumed>) = 1 [pid 6805] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 5060] <... mkdir resumed>) = 0 [pid 6811] <... set_robust_list resumed>) = 0 [pid 6809] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6805] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] rmdir("./58/bus" [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6811] rt_sigprocmask(SIG_SETMASK, [], [pid 6809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6805] <... futex resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6811] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6809] unlink(NULL [pid 6805] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(5, [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 6812 ./strace-static-x86_64: Process 6812 attached [pid 6811] sendfile(3, 4, NULL, 281474978811911 [pid 6809] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6799] <... sendfile resumed>) = 4 [pid 5063] umount2("./58/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6812] set_robust_list(0x555555f856a0, 24 [pid 6811] <... sendfile resumed>) = 0 [pid 6809] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6800] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6799] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(5, [pid 6812] <... set_robust_list resumed>) = 0 [pid 6811] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6809] <... futex resumed>) = 1 [pid 6805] <... futex resumed>) = 0 [pid 6800] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6799] <... futex resumed>) = 0 [pid 6812] chdir("./57" [pid 6811] <... futex resumed>) = 1 [pid 6809] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6805] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6800] <... futex resumed>) = 0 [pid 6799] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6796] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./58/binderfs", [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6812] <... chdir resumed>) = 0 [pid 6809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6805] <... futex resumed>) = 0 [pid 6800] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6796] exit_group(0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] close(5 [pid 6812] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6809] chdir("./bus" [pid 6805] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6800] <... mmap resumed>) = 0x7fef41191000 [pid 6799] <... futex resumed>) = ? [pid 6796] <... exit_group resumed>) = ? [pid 5063] unlink("./58/binderfs" [pid 5062] <... close resumed>) = 0 [pid 6812] <... prctl resumed>) = 0 [pid 6811] +++ exited with 0 +++ [pid 6809] <... chdir resumed>) = 0 [pid 6800] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 6799] +++ exited with 0 +++ [pid 5063] <... unlink resumed>) = 0 [pid 6812] setpgid(0, 0 [pid 6809] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6800] <... mprotect resumed>) = 0 [pid 5062] rmdir("./57/file1/index" [pid 6809] <... futex resumed>) = 1 [pid 6805] <... futex resumed>) = 0 [pid 6800] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6812] <... setpgid resumed>) = 0 [pid 6809] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6805] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6800] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6796] +++ exited with 0 +++ [pid 5063] umount2("./58/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... rmdir resumed>) = 0 [pid 6812] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6805] <... futex resumed>) = 0 [pid 6800] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6796, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- ./strace-static-x86_64: Process 6814 attached [pid 6812] <... openat resumed>) = 3 [pid 6805] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6814] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6812] write(3, "1000", 4 [pid 6800] <... clone3 resumed> => {parent_tid=[6814]}, 88) = 6814 [pid 5063] newfstatat(AT_FDCWD, "./58/file0", [pid 5062] getdents64(4, [pid 6814] <... rseq resumed>) = 0 [pid 6812] <... write resumed>) = 4 [pid 6800] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6814] set_robust_list(0x7fef411b19a0, 24 [pid 6812] close(3 [pid 6809] <... open resumed>) = 3 [pid 6800] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] umount2("./58/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(4 [pid 6814] <... set_robust_list resumed>) = 0 [pid 6812] <... close resumed>) = 0 [pid 6809] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6800] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... close resumed>) = 0 [pid 6814] rt_sigprocmask(SIG_SETMASK, [], [pid 6812] symlink("/dev/binderfs", "./binderfs" [pid 6809] <... futex resumed>) = 1 [pid 6805] <... futex resumed>) = 0 [pid 5068] umount2("./59", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] openat(AT_FDCWD, "./58/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6814] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6812] <... symlink resumed>) = 0 [pid 6809] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6805] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6800] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./57/file1" [pid 6814] sendfile(3, 4, NULL, 281474978811911 [pid 6809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6805] <... futex resumed>) = 0 [pid 6800] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... openat resumed>) = 4 [pid 5062] <... rmdir resumed>) = 0 [pid 6812] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6809] fcntl(-1, F_SETFL, O_RDONLY [pid 6805] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 3 [pid 5063] newfstatat(4, "", [pid 6812] <... futex resumed>) = 0 [pid 6809] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5068] newfstatat(3, "", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(3, [pid 6812] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6809] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 6812] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6809] <... futex resumed>) = 1 [pid 6805] <... futex resumed>) = 0 [pid 5068] getdents64(3, [pid 6812] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6809] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6805] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] close(3 [pid 6812] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6805] <... futex resumed>) = 0 [pid 5068] umount2("./59/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(4, [pid 5062] <... close resumed>) = 0 [pid 6812] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6809] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6805] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] rmdir("./57" [pid 6812] <... mmap resumed>) = 0x7fef411b2000 [pid 6809] <... openat resumed>) = 4 [pid 5063] close(4 [pid 6812] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6809] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6812] <... mprotect resumed>) = 0 [pid 6809] <... futex resumed>) = 1 [pid 6805] <... futex resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 6809] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6805] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] rmdir("./58/file0" [pid 6812] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6805] <... futex resumed>) = 0 [ 98.507884][ T6809] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6812] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6809] sendfile(4, 4, NULL, 7 [pid 6805] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] mkdir("./58", 0777 [pid 6812] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0}./strace-static-x86_64: Process 6815 attached [pid 5063] <... rmdir resumed>) = 0 [pid 6815] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6812] <... clone3 resumed> => {parent_tid=[6815]}, 88) = 6815 [pid 5063] umount2("./58/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... mkdir resumed>) = 0 [pid 6815] <... rseq resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6815] set_robust_list(0x7fef411d29a0, 24 [pid 6812] rt_sigprocmask(SIG_SETMASK, [], [pid 6815] <... set_robust_list resumed>) = 0 [pid 6812] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6815] rt_sigprocmask(SIG_SETMASK, [], [pid 6812] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6815] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6812] <... futex resumed>) = 0 [pid 6815] mkdir("./file0", 000 [pid 5063] newfstatat(AT_FDCWD, "./58/file1", [pid 6812] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6815] <... mkdir resumed>) = 0 [pid 5068] <... umount2 resumed>) = 0 [pid 5063] umount2("./58/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] umount2("./59/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./58/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6815] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 4 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 6816 [pid 5068] newfstatat(AT_FDCWD, "./59/bus", [pid 5063] newfstatat(4, "", [pid 6815] <... futex resumed>) = 1 [pid 6812] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 6816 attached [pid 6815] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6812] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./59/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(4, [pid 6816] set_robust_list(0x555555f856a0, 24 [pid 6815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6812] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 6816] <... set_robust_list resumed>) = 0 [pid 6815] mkdir("./bus", 000 [pid 6812] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./59/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] umount2("./58/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6816] chdir("./58" [pid 5068] <... openat resumed>) = 4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6815] <... mkdir resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 5063] newfstatat(AT_FDCWD, "./58/file1/work", [pid 6816] <... chdir resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6816] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5068] getdents64(4, [pid 5063] umount2("./58/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6816] <... prctl resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6816] setpgid(0, 0 [pid 5068] umount2("./59/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] openat(AT_FDCWD, "./58/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6816] <... setpgid resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... openat resumed>) = 5 [pid 6816] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5068] newfstatat(AT_FDCWD, "./59/bus/file0", [pid 5063] newfstatat(5, "", [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6816] <... openat resumed>) = 3 [pid 6815] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] unlink("./59/bus/file0" [pid 5063] getdents64(5, [pid 6815] <... futex resumed>) = 1 [pid 6812] <... futex resumed>) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6816] write(3, "1000", 4 [pid 6815] mkdir("./file1", 000 [pid 6812] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5063] getdents64(5, [pid 6816] <... write resumed>) = 4 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6816] close(3 [pid 5068] close(4 [pid 5063] close(5 [pid 6812] <... futex resumed>) = 0 [pid 6816] <... close resumed>) = 0 [pid 6815] <... mkdir resumed>) = 0 [pid 6812] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 6816] symlink("/dev/binderfs", "./binderfs" [pid 6815] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6812] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] rmdir("./59/bus" [pid 5063] rmdir("./58/file1/work" [pid 6816] <... symlink resumed>) = 0 [pid 6812] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 6815] <... futex resumed>) = 0 [pid 6812] <... futex resumed>) = 0 [pid 6815] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6812] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6816] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./59/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./58/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6816] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6816] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] newfstatat(AT_FDCWD, "./59/binderfs", [pid 5063] newfstatat(AT_FDCWD, "./58/file1/index", [pid 6816] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6816] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6800] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] unlink("./59/binderfs" [pid 5063] umount2("./58/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6816] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6816] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] openat(AT_FDCWD, "./58/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6816] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... openat resumed>) = 5 [pid 6816] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5063] newfstatat(5, "", [pid 6816] <... mprotect resumed>) = 0 [pid 5068] umount2("./59/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6816] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6816] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] newfstatat(AT_FDCWD, "./59/file0", [pid 5063] getdents64(5, [pid 6816] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6818 attached [pid 5068] umount2("./59/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(5 [pid 6818] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6816] <... clone3 resumed> => {parent_tid=[6818]}, 88) = 6818 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [pid 6818] <... rseq resumed>) = 0 [pid 6816] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] openat(AT_FDCWD, "./59/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] rmdir("./58/file1/index" [pid 6818] set_robust_list(0x7fef411d29a0, 24 [pid 6816] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5063] <... rmdir resumed>) = 0 [pid 6818] <... set_robust_list resumed>) = 0 [pid 6816] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6818] rt_sigprocmask(SIG_SETMASK, [], [pid 6816] <... futex resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 5063] getdents64(4, [pid 6818] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6816] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6818] mkdir("./file0", 000 [pid 5068] getdents64(4, [pid 6818] <... mkdir resumed>) = 0 [pid 5063] close(4 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5068] getdents64(4, [pid 6805] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] <... close resumed>) = 0 [pid 6805] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6805] <... futex resumed>) = 0 [pid 5068] close(4 [pid 5063] rmdir("./58/file1" [pid 6805] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... close resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 6818] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6805] <... mmap resumed>) = 0x7fef41191000 [pid 5068] rmdir("./59/file0" [pid 6805] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6805] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6818] <... futex resumed>) = 1 [pid 6805] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6818] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6816] <... futex resumed>) = 0 [pid 6805] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] getdents64(3, ./strace-static-x86_64: Process 6819 attached [pid 6816] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 6819] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6818] <... futex resumed>) = 0 [pid 6816] <... futex resumed>) = 1 [pid 6805] <... clone3 resumed> => {parent_tid=[6819]}, 88) = 6819 [pid 5063] close(3 [pid 6819] <... rseq resumed>) = 0 [pid 6818] mkdir("./bus", 000 [pid 6816] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6805] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] umount2("./59/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... close resumed>) = 0 [pid 6819] set_robust_list(0x7fef411b19a0, 24 [pid 6818] <... mkdir resumed>) = 0 [pid 6805] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] rmdir("./58" [pid 6819] <... set_robust_list resumed>) = 0 [pid 6805] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6819] rt_sigprocmask(SIG_SETMASK, [], [pid 6805] <... futex resumed>) = 0 [pid 6819] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6805] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./59/file1", [pid 6819] sendfile(3, 4, NULL, 281474978811911 [pid 6818] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6818] <... futex resumed>) = 1 [pid 6816] <... futex resumed>) = 0 [pid 5068] umount2("./59/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 6818] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6816] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6818] mkdir("./file1", 000 [pid 6816] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./59/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] mkdir("./59", 0777 [pid 6816] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 4 [pid 6818] <... mkdir resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 6818] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6818] <... futex resumed>) = 1 [pid 6816] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5063] <... mkdir resumed>) = 0 [pid 6818] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6816] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6816] <... futex resumed>) = 0 [pid 5068] umount2("./59/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6816] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6818] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./59/file1/work", [pid 6815] <... mount resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 6820 attached [pid 6820] set_robust_list(0x555555f856a0, 24) = 0 [pid 6820] chdir("./59") = 0 [pid 6820] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6820] setpgid(0, 0) = 0 [pid 6820] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6815] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6812] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6815] <... futex resumed>) = 0 [pid 6812] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6815] unlink(NULL [pid 6812] <... futex resumed>) = 0 [pid 6815] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6812] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6815] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6812] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6815] <... futex resumed>) = 0 [pid 6812] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6815] chdir("./bus" [pid 6820] <... openat resumed>) = 3 [pid 6815] <... chdir resumed>) = 0 [pid 6812] <... futex resumed>) = 0 [pid 6815] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6812] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6815] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6812] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6812] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6815] <... futex resumed>) = 0 [pid 6812] <... futex resumed>) = 1 [pid 6815] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6820] write(3, "1000", 4 [pid 5068] umount2("./59/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 6820 [pid 6820] <... write resumed>) = 4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6820] close(3 [pid 5068] openat(AT_FDCWD, "./59/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6820] <... close resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 6820] symlink("/dev/binderfs", "./binderfs" [pid 6812] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(5, "", [pid 6820] <... symlink resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6815] <... open resumed>) = 3 [pid 6814] <... sendfile resumed>) = 4 [pid 6804] <... sendfile resumed>) = 4 [pid 5068] getdents64(5, [pid 6804] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6815] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6804] <... futex resumed>) = 0 [pid 6804] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6820] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6814] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(5 [pid 6820] <... futex resumed>) = 0 [pid 6814] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 6820] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6814] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6820] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6800] exit_group(0 [pid 5068] rmdir("./59/file1/work" [pid 6820] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6815] <... futex resumed>) = 1 [pid 6814] <... futex resumed>) = ? [pid 6812] <... futex resumed>) = 0 [pid 6804] <... futex resumed>) = ? [pid 6800] <... exit_group resumed>) = ? [pid 5068] <... rmdir resumed>) = 0 [pid 6820] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6815] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6814] +++ exited with 0 +++ [pid 5068] umount2("./59/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6820] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 6812] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6820] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] newfstatat(AT_FDCWD, "./59/file1/index", [pid 6812] <... futex resumed>) = 0 [pid 6820] <... mprotect resumed>) = 0 [pid 6812] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6820] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6820] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] umount2("./59/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6820] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6815] fcntl(-1, F_SETFL, O_RDONLY [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6822 attached [pid 6815] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6805] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6804] +++ exited with 0 +++ [pid 6800] +++ exited with 0 +++ [pid 5068] openat(AT_FDCWD, "./59/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6815] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6820] <... clone3 resumed> => {parent_tid=[6822]}, 88) = 6822 [pid 6815] <... futex resumed>) = 1 [pid 6812] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6800, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6822] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6820] rt_sigprocmask(SIG_SETMASK, [], [pid 6815] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6812] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(5, "", [pid 5061] restart_syscall(<... resuming interrupted clone ...> [pid 6822] <... rseq resumed>) = 0 [pid 6820] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6818] <... mount resumed>) = 0 [pid 6815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6812] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... restart_syscall resumed>) = 0 [pid 6822] set_robust_list(0x7fef411d29a0, 24 [pid 6820] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6815] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6812] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(5, [pid 6822] <... set_robust_list resumed>) = 0 [pid 6820] <... futex resumed>) = 0 [pid 6818] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6822] rt_sigprocmask(SIG_SETMASK, [], [pid 6820] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6818] <... futex resumed>) = 1 [pid 6816] <... futex resumed>) = 0 [pid 6815] <... openat resumed>) = 4 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6822] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6818] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6816] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6815] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 5061] umount2("./57", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6822] mkdir("./file0", 000 [pid 6818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6816] <... futex resumed>) = 0 [pid 6815] <... futex resumed>) = 1 [pid 6812] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6822] <... mkdir resumed>) = 0 [pid 6818] unlink(NULL [pid 6816] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6815] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6812] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6822] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6818] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6812] <... futex resumed>) = 0 [pid 5068] close(5 [pid 6822] <... futex resumed>) = 1 [pid 6820] <... futex resumed>) = 0 [pid 6818] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6815] sendfile(4, 4, NULL, 7 [pid 6812] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 5061] <... openat resumed>) = 3 [pid 6822] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6820] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6818] <... futex resumed>) = 1 [pid 6816] <... futex resumed>) = 0 [pid 5061] newfstatat(3, "", [pid 6822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6820] <... futex resumed>) = 0 [pid 6818] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6816] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6822] mkdir("./bus", 000 [ 98.614765][ T6815] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 98.645517][ T6818] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6820] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6816] <... futex resumed>) = 0 [pid 5068] rmdir("./59/file1/index" [pid 5061] getdents64(3, [pid 6816] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6822] <... mkdir resumed>) = 0 [pid 6818] chdir("./bus" [pid 5068] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 6818] <... chdir resumed>) = 0 [pid 5061] umount2("./57/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6818] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 6822] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6818] <... futex resumed>) = 1 [pid 6816] <... futex resumed>) = 0 [pid 6822] <... futex resumed>) = 1 [pid 6820] <... futex resumed>) = 0 [pid 6818] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6816] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6822] mkdir("./file1", 000 [pid 6820] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6818] <... open resumed>) = 3 [pid 6816] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = 0 [pid 6822] <... mkdir resumed>) = 0 [pid 6820] <... futex resumed>) = 0 [pid 5068] close(4 [pid 5061] umount2("./57/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6816] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6820] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./59/file1" [pid 5061] newfstatat(AT_FDCWD, "./57/bus", [pid 6822] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6820] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6818] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6822] <... futex resumed>) = 0 [pid 6820] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6818] <... futex resumed>) = 1 [pid 6816] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6822] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6820] <... futex resumed>) = 0 [pid 6818] fcntl(-1, F_SETFL, O_RDONLY [pid 6816] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 5061] umount2("./57/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./57/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] close(3) = 0 [pid 5061] <... openat resumed>) = 4 [pid 5068] rmdir("./59" [pid 5061] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5068] <... rmdir resumed>) = 0 [pid 5061] umount2("./57/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6822] <... mount resumed>) = 0 [pid 6820] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6819] <... sendfile resumed>) = 4 [pid 6818] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6816] <... futex resumed>) = 0 [pid 6812] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6809] <... sendfile resumed>) = 4 [pid 5068] mkdir("./60", 0777 [pid 5061] newfstatat(AT_FDCWD, "./57/bus/file0", [pid 6819] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6818] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6816] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6812] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6818] <... futex resumed>) = 0 [pid 6816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6812] <... futex resumed>) = 0 [pid 6822] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6818] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6816] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6812] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... mkdir resumed>) = 0 [pid 6822] <... futex resumed>) = 1 [pid 6820] <... futex resumed>) = 0 [pid 6819] <... futex resumed>) = 0 [pid 6818] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6816] <... futex resumed>) = 0 [pid 6812] <... mmap resumed>) = 0x7fef41191000 [pid 6809] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6805] exit_group(0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6820] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6818] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6816] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6812] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 6809] <... futex resumed>) = ? [pid 6822] unlink(NULL [pid 6805] <... exit_group resumed>) = ? [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] unlink("./57/bus/file0" [pid 6820] <... futex resumed>) = 0 [pid 6818] <... openat resumed>) = 4 [pid 6820] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6818] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6816] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6822] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6816] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6822] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6818] <... futex resumed>) = 0 [pid 6816] <... futex resumed>) = 0 [pid 6822] <... futex resumed>) = 1 [pid 6820] <... futex resumed>) = 0 [pid 6818] sendfile(4, 4, NULL, 7 [pid 6816] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6822] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6820] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6812] <... mprotect resumed>) = 0 [pid 6820] <... futex resumed>) = 0 [pid 6822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6820] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6822] chdir("./bus") = 0 [pid 6819] +++ exited with 0 +++ [pid 6812] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6809] +++ exited with 0 +++ [pid 6805] +++ exited with 0 +++ [pid 5061] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 6825 attached [pid 6822] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6825] set_robust_list(0x555555f856a0, 24 [pid 6822] <... futex resumed>) = 1 [pid 6820] <... futex resumed>) = 0 [pid 6812] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6805, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6825] <... set_robust_list resumed>) = 0 [pid 6822] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6820] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6812] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 6825] chdir("./60" [pid 6822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6820] <... futex resumed>) = 0 [pid 6825] <... chdir resumed>) = 0 [pid 6822] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6820] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6812] <... clone3 resumed> => {parent_tid=[6826]}, 88) = 6826 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 6825 [pid 5061] getdents64(4, ./strace-static-x86_64: Process 6826 attached [pid 6825] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6812] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6826] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6825] <... prctl resumed>) = 0 [pid 6822] <... open resumed>) = 3 [pid 6812] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] close(4 [pid 6826] <... rseq resumed>) = 0 [pid 6825] setpgid(0, 0 [pid 6822] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6812] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./58", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 6826] set_robust_list(0x7fef411b19a0, 24 [pid 6825] <... setpgid resumed>) = 0 [pid 6822] <... futex resumed>) = 1 [pid 6820] <... futex resumed>) = 0 [pid 6812] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] rmdir("./57/bus" [pid 6826] <... set_robust_list resumed>) = 0 [pid 6825] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6822] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6820] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6812] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6826] rt_sigprocmask(SIG_SETMASK, [], [pid 6825] <... openat resumed>) = 3 [pid 6822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6820] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 3 [pid 6826] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6825] write(3, "1000", 4 [pid 6822] fcntl(-1, F_SETFL, O_RDONLY [pid 6820] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6826] sendfile(3, 4, NULL, 281474978811911 [pid 6825] <... write resumed>) = 4 [pid 6822] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5065] newfstatat(3, "", [pid 6825] close(3 [pid 6822] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... rmdir resumed>) = 0 [pid 6825] <... close resumed>) = 0 [pid 6822] <... futex resumed>) = 1 [pid 6820] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6825] symlink("/dev/binderfs", "./binderfs" [pid 6822] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6820] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [ 98.726737][ T6822] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5065] getdents64(3, [pid 5061] umount2("./57/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6825] <... symlink resumed>) = 0 [pid 6822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6820] <... futex resumed>) = 0 [pid 6820] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./58/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./57/binderfs", [pid 6822] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME) = 4 [pid 6822] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6820] <... futex resumed>) = 0 [pid 6822] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6820] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6822] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6820] <... futex resumed>) = 0 [pid 6825] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6822] sendfile(4, 4, NULL, 7 [pid 6820] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6825] <... futex resumed>) = 0 [pid 5061] unlink("./57/binderfs" [pid 6825] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 6825] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6825] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 5061] <... unlink resumed>) = 0 [pid 6825] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5061] umount2("./57/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6825] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./57/file0", [pid 6825] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6825] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./57/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6828 attached ) = -1 EINVAL (Invalid argument) [pid 6828] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6825] <... clone3 resumed> => {parent_tid=[6828]}, 88) = 6828 [pid 5061] openat(AT_FDCWD, "./57/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6828] <... rseq resumed>) = 0 [pid 6825] rt_sigprocmask(SIG_SETMASK, [], [pid 6828] set_robust_list(0x7fef411d29a0, 24 [pid 6825] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] <... openat resumed>) = 4 [pid 6828] <... set_robust_list resumed>) = 0 [pid 6825] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(4, "", [pid 6828] rt_sigprocmask(SIG_SETMASK, [], [pid 6825] <... futex resumed>) = 0 [pid 6828] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6825] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6828] mkdir("./file0", 000 [pid 5061] getdents64(4, [pid 6816] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6815] <... sendfile resumed>) = 4 [pid 6816] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6815] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6816] <... futex resumed>) = 0 [pid 6815] <... futex resumed>) = 0 [pid 6816] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6815] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6816] <... mmap resumed>) = 0x7fef41191000 [pid 6816] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 6828] <... mkdir resumed>) = 0 [pid 6826] <... sendfile resumed>) = 4 [pid 6812] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 6826] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6812] exit_group(0 [pid 5061] getdents64(4, [pid 6828] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6812] <... exit_group resumed>) = ? [pid 6828] <... futex resumed>) = 1 [pid 6815] <... futex resumed>) = ? [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6828] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6826] <... futex resumed>) = ? [pid 6815] +++ exited with 0 +++ [pid 5061] close(4) = 0 [pid 5061] rmdir("./57/file0" [pid 6825] <... futex resumed>) = 0 [pid 6825] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6816] <... mprotect resumed>) = 0 [pid 6825] <... futex resumed>) = 1 [pid 6816] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] <... rmdir resumed>) = 0 [pid 6828] <... futex resumed>) = 0 [pid 6828] mkdir("./bus", 000 [pid 6825] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6816] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6816] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} => {parent_tid=[6830]}, 88) = 6830 [pid 5061] umount2("./57/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6816] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 6830 attached [pid 6828] <... mkdir resumed>) = 0 [pid 6826] +++ exited with 0 +++ [pid 6820] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6816] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6812] +++ exited with 0 +++ [pid 5065] <... umount2 resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6830] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6820] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6830] <... rseq resumed>) = 0 [pid 6820] <... futex resumed>) = 0 [pid 5065] umount2("./58/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6828] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(AT_FDCWD, "./57/file1", [pid 6830] set_robust_list(0x7fef411b19a0, 24 [pid 6828] <... futex resumed>) = 1 [pid 6820] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6816] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6812, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6830] <... set_robust_list resumed>) = 0 [pid 6828] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6825] <... futex resumed>) = 0 [pid 6820] <... mmap resumed>) = 0x7fef41191000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6830] rt_sigprocmask(SIG_SETMASK, [], [pid 6828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6825] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6820] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 6816] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./58/bus", [pid 6830] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6828] mkdir("./file1", 000 [pid 6825] <... futex resumed>) = 0 [pid 6820] <... mprotect resumed>) = 0 [pid 6816] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6830] sendfile(3, 4, NULL, 281474978811911 [pid 6825] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6820] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] umount2("./58/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./57/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6820] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6828] <... mkdir resumed>) = 0 [pid 6820] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] openat(AT_FDCWD, "./58/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6832 attached ) = 4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6832] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6828] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6820] <... clone3 resumed> => {parent_tid=[6832]}, 88) = 6832 [pid 5065] newfstatat(4, "", [pid 5061] openat(AT_FDCWD, "./57/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] umount2("./57", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6832] <... rseq resumed>) = 0 [pid 6828] <... futex resumed>) = 1 [pid 6825] <... futex resumed>) = 0 [pid 6820] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... openat resumed>) = 4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6832] set_robust_list(0x7fef411b19a0, 24 [pid 6828] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6825] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6820] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] getdents64(4, [pid 5060] openat(AT_FDCWD, "./57", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6832] <... set_robust_list resumed>) = 0 [pid 6828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6825] <... futex resumed>) = 0 [pid 6820] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] newfstatat(4, "", [pid 5060] <... openat resumed>) = 3 [pid 6832] rt_sigprocmask(SIG_SETMASK, [], [pid 6828] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6825] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6820] <... futex resumed>) = 0 [pid 5065] umount2("./58/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] newfstatat(3, "", [pid 6832] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6820] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(4, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6832] sendfile(3, 4, NULL, 281474978811911 [pid 5065] newfstatat(AT_FDCWD, "./58/bus/file0", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] getdents64(3, [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./57/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] unlink("./58/bus/file0" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./57/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./57/file1/work", [pid 5065] <... unlink resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] getdents64(4, [pid 5061] umount2("./57/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./57/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(5, "", [pid 5065] close(4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... close resumed>) = 0 [pid 5065] rmdir("./58/bus" [pid 5061] getdents64(5, [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] umount2("./58/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./58/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] unlink("./58/binderfs") = 0 [pid 5065] umount2("./58/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./58/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./58/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./58/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5065] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(5, [pid 5065] getdents64(4, [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] close(5 [pid 5065] close(4) = 0 [pid 5061] <... close resumed>) = 0 [pid 5065] rmdir("./58/file0" [pid 6828] <... mount resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] rmdir("./57/file1/work" [pid 5060] <... umount2 resumed>) = 0 [pid 6828] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... rmdir resumed>) = 0 [pid 6828] <... futex resumed>) = 1 [pid 5060] umount2("./57/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6828] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] umount2("./57/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./57/bus", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6825] <... futex resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./57/file1/index", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6825] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./57/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./57/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6825] <... futex resumed>) = 1 [pid 6825] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./58/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./58/file1", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6828] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6828] unlink(NULL [pid 5065] umount2("./58/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6828] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./58/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6830] <... sendfile resumed>) = 4 [pid 6828] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6818] <... sendfile resumed>) = 4 [pid 6816] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... openat resumed>) = 4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./57/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6830] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6828] <... futex resumed>) = 1 [pid 6825] <... futex resumed>) = 0 [pid 6818] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6816] exit_group(0 [pid 5065] newfstatat(4, "", [pid 5061] openat(AT_FDCWD, "./57/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6830] <... futex resumed>) = ? [pid 6828] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6825] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6818] <... futex resumed>) = ? [pid 6816] <... exit_group resumed>) = ? [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... openat resumed>) = 4 [pid 6830] +++ exited with 0 +++ [pid 6828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6825] <... futex resumed>) = 0 [pid 6818] +++ exited with 0 +++ [pid 6816] +++ exited with 0 +++ [pid 5065] getdents64(4, [pid 5061] <... openat resumed>) = 5 [pid 6828] chdir("./bus" [pid 6825] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] newfstatat(4, "", [pid 6828] <... chdir resumed>) = 0 [pid 5065] umount2("./58/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6816, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6828] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] restart_syscall(<... resuming interrupted clone ...> [pid 5061] newfstatat(5, "", [pid 6828] <... futex resumed>) = 1 [pid 6825] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./58/file1/work", [pid 5062] <... restart_syscall resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6828] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6825] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, [pid 6828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6825] <... futex resumed>) = 0 [pid 6820] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] umount2("./58/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6828] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6825] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(5, [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5065] openat(AT_FDCWD, "./58/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5062] umount2("./58", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] umount2("./57/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(5, [pid 5065] newfstatat(5, "", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(AT_FDCWD, "./57/bus/file0", [pid 5065] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... openat resumed>) = 3 [pid 5061] close(5 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... close resumed>) = 0 [pid 5060] unlink("./57/bus/file0" [pid 5065] getdents64(5, [pid 5061] rmdir("./57/file1/index" [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] close(5 [pid 5060] <... unlink resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5065] rmdir("./58/file1/work" [pid 5061] <... rmdir resumed>) = 0 [pid 5061] getdents64(4, [pid 5065] <... rmdir resumed>) = 0 [pid 6828] <... open resumed>) = 3 [pid 5062] newfstatat(3, "", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] getdents64(4, [pid 6828] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./58/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(4 [pid 6828] <... futex resumed>) = 1 [pid 6825] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... close resumed>) = 0 [pid 6828] fcntl(-1, F_SETFL, O_RDONLY [pid 6825] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./58/file1/index", [pid 5061] rmdir("./57/file1" [pid 5060] close(4 [pid 6828] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6825] <... futex resumed>) = 0 [pid 5062] getdents64(3, [pid 6828] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6825] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] <... close resumed>) = 0 [pid 6828] <... futex resumed>) = 0 [pid 6825] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] umount2("./58/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6828] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [ 98.880809][ T6828] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6825] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./58/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(3, [pid 5060] rmdir("./57/bus" [pid 6828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6825] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6828] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6825] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 6828] <... openat resumed>) = 4 [pid 5065] openat(AT_FDCWD, "./58/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] close(3 [pid 5065] <... openat resumed>) = 5 [pid 5065] newfstatat(5, "", [pid 6828] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./57/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6828] <... futex resumed>) = 1 [pid 6825] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... close resumed>) = 0 [pid 6828] sendfile(4, 4, NULL, 7 [pid 6825] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] rmdir("./57" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6825] <... futex resumed>) = 0 [pid 5065] getdents64(5, [pid 5060] newfstatat(AT_FDCWD, "./57/binderfs", [pid 6825] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] unlink("./57/binderfs" [pid 5065] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 5062] <... umount2 resumed>) = 0 [pid 5061] mkdir("./58", 0777 [pid 5060] umount2("./57/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./58/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] close(5) = 0 [pid 5065] rmdir("./58/file1/index" [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... mkdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./58/bus", [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] newfstatat(AT_FDCWD, "./57/file0", [pid 6832] <... sendfile resumed>) = 4 [pid 6832] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6822] <... sendfile resumed>) = 4 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6832] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] <... rmdir resumed>) = 0 [pid 5065] getdents64(4, ./strace-static-x86_64: Process 6836 attached [pid 6822] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./57/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6836] set_robust_list(0x555555f856a0, 24 [pid 6822] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 6836 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6836] <... set_robust_list resumed>) = 0 [pid 6822] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6820] exit_group(0 [pid 5065] close(4 [pid 5060] openat(AT_FDCWD, "./57/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6836] chdir("./58" [pid 6832] <... futex resumed>) = ? [pid 6822] <... futex resumed>) = ? [pid 6820] <... exit_group resumed>) = ? [pid 5065] <... close resumed>) = 0 [pid 6836] <... chdir resumed>) = 0 [pid 6832] +++ exited with 0 +++ [pid 5065] rmdir("./58/file1" [pid 5062] umount2("./58/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... openat resumed>) = 4 [pid 6836] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5065] <... rmdir resumed>) = 0 [pid 6836] <... prctl resumed>) = 0 [pid 5060] newfstatat(4, "", [pid 6836] setpgid(0, 0 [pid 6822] +++ exited with 0 +++ [pid 6820] +++ exited with 0 +++ [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6836] <... setpgid resumed>) = 0 [pid 6836] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] getdents64(3, [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(4, [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6820, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6825] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] restart_syscall(<... resuming interrupted clone ...> [pid 5062] openat(AT_FDCWD, "./58/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 6836] <... openat resumed>) = 3 [pid 6825] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(3 [pid 5063] <... restart_syscall resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5060] getdents64(4, [pid 6825] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 6825] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] rmdir("./58" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6836] write(3, "1000", 4 [pid 6825] <... mmap resumed>) = 0x7fef41191000 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] umount2("./59", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6836] <... write resumed>) = 4 [pid 6825] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] mkdir("./59", 0777 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 6836] close(3 [pid 6825] <... mprotect resumed>) = 0 [pid 5065] <... mkdir resumed>) = 0 [pid 5062] umount2("./58/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] close(4 [pid 6836] <... close resumed>) = 0 [pid 6825] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6836] symlink("/dev/binderfs", "./binderfs" [pid 6825] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] <... openat resumed>) = 3 [pid 5062] newfstatat(AT_FDCWD, "./58/bus/file0", [pid 5060] <... close resumed>) = 0 [pid 6825] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 6839 attached [pid 6836] <... symlink resumed>) = 0 [pid 6825] <... clone3 resumed> => {parent_tid=[6839]}, 88) = 6839 [pid 5063] newfstatat(3, "", [pid 5062] unlink("./58/bus/file0" [pid 5060] rmdir("./57/file0"./strace-static-x86_64: Process 6838 attached [pid 6839] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6836] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6825] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 6839] <... rseq resumed>) = 0 [pid 6838] set_robust_list(0x555555f856a0, 24 [pid 6825] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 6838 [pid 5062] getdents64(4, [pid 6839] set_robust_list(0x7fef411b19a0, 24 [pid 6838] <... set_robust_list resumed>) = 0 [pid 6836] <... futex resumed>) = 0 [pid 6825] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(3, [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 6839] <... set_robust_list resumed>) = 0 [pid 6838] chdir("./59" [pid 6836] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6825] <... futex resumed>) = 0 [pid 5062] close(4 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 6839] rt_sigprocmask(SIG_SETMASK, [], [pid 6838] <... chdir resumed>) = 0 [pid 6836] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6825] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./59/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./57/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6839] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6838] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6836] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5062] <... close resumed>) = 0 [pid 6839] sendfile(3, 4, NULL, 281474978811911 [pid 6838] <... prctl resumed>) = 0 [pid 6836] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] rmdir("./58/bus" [pid 6838] setpgid(0, 0 [pid 6836] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6838] <... setpgid resumed>) = 0 [pid 6838] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6836] <... mmap resumed>) = 0x7fef411b2000 [pid 5060] newfstatat(AT_FDCWD, "./57/file1", [pid 6838] <... openat resumed>) = 3 [pid 6836] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5062] umount2("./58/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6836] <... mprotect resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6838] write(3, "1000", 4) = 4 [pid 5062] newfstatat(AT_FDCWD, "./58/binderfs", [pid 5060] umount2("./57/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6838] close(3 [pid 6836] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6838] <... close resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./57/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6838] symlink("/dev/binderfs", "./binderfs" [pid 5062] unlink("./58/binderfs" [pid 6838] <... symlink resumed>) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 5060] <... openat resumed>) = 4 [pid 6836] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6838] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6836] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5062] umount2("./58/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(4, "", [pid 6838] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 6840 attached [pid 6838] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6836] <... clone3 resumed> => {parent_tid=[6840]}, 88) = 6840 [pid 5062] newfstatat(AT_FDCWD, "./58/file0", [pid 6840] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6838] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6840] <... rseq resumed>) = 0 [pid 6838] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] umount2("./58/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6840] set_robust_list(0x7fef411d29a0, 24 [pid 6838] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6840] <... set_robust_list resumed>) = 0 [pid 6838] <... mmap resumed>) = 0x7fef411b2000 [pid 6840] rt_sigprocmask(SIG_SETMASK, [], [pid 6838] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5062] openat(AT_FDCWD, "./58/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(4, [pid 6840] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6838] <... mprotect resumed>) = 0 [pid 6836] rt_sigprocmask(SIG_SETMASK, [], [pid 6828] <... sendfile resumed>) = 4 [pid 5062] <... openat resumed>) = 4 [pid 6840] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6838] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6836] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6828] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6839] <... sendfile resumed>) = 4 [pid 5062] newfstatat(4, "", [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 6839] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6836] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6828] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./57/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6836] <... futex resumed>) = 1 [pid 6840] <... futex resumed>) = 0 [pid 6839] <... futex resumed>) = 1 [pid 6838] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6836] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6825] <... futex resumed>) = 0 [pid 5062] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6841 attached [pid 6840] mkdir("./file0", 000 [pid 6839] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6828] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6825] exit_group(0 [pid 5060] newfstatat(AT_FDCWD, "./57/file1/work", [pid 6841] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6839] <... futex resumed>) = ? [pid 6838] <... clone3 resumed> => {parent_tid=[6841]}, 88) = 6841 [pid 6828] <... futex resumed>) = ? [pid 6825] <... exit_group resumed>) = ? [pid 6841] <... rseq resumed>) = 0 [pid 6839] +++ exited with 0 +++ [pid 6838] rt_sigprocmask(SIG_SETMASK, [], [pid 6828] +++ exited with 0 +++ [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6841] set_robust_list(0x7fef411d29a0, 24 [pid 5060] umount2("./57/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6841] <... set_robust_list resumed>) = 0 [pid 6825] +++ exited with 0 +++ [pid 5063] <... umount2 resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6841] rt_sigprocmask(SIG_SETMASK, [], [pid 6840] <... mkdir resumed>) = 0 [pid 6838] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6825, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5062] getdents64(4, [pid 5060] openat(AT_FDCWD, "./57/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6841] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] restart_syscall(<... resuming interrupted clone ...> [pid 5063] umount2("./59/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... openat resumed>) = 5 [pid 6841] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... restart_syscall resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(5, "", [pid 5063] newfstatat(AT_FDCWD, "./59/bus", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6840] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] getdents64(5, [pid 6841] <... futex resumed>) = 0 [pid 6840] <... futex resumed>) = 1 [pid 6838] <... futex resumed>) = 1 [pid 6836] <... futex resumed>) = 0 [pid 5068] umount2("./60", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./59/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(4 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6841] mkdir("./file0", 000 [pid 6840] mkdir("./bus", 000 [pid 6838] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6836] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... close resumed>) = 0 [pid 5060] getdents64(5, [pid 6841] <... mkdir resumed>) = 0 [pid 6836] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] openat(AT_FDCWD, "./59/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6841] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6840] <... mkdir resumed>) = 0 [pid 6836] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 3 [pid 5062] rmdir("./58/file0" [pid 5060] close(5 [pid 6841] <... futex resumed>) = 1 [pid 6840] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] <... futex resumed>) = 0 [pid 6836] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] newfstatat(3, "", [pid 5063] <... openat resumed>) = 4 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 6841] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6840] <... futex resumed>) = 0 [pid 6838] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6836] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] newfstatat(4, "", [pid 5060] rmdir("./57/file1/work" [pid 6841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6838] <... futex resumed>) = 0 [pid 6836] <... futex resumed>) = 0 [pid 5068] getdents64(3, [pid 6840] mkdir("./file1", 000 [pid 5062] umount2("./58/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6841] mkdir("./bus", 000 [pid 6840] <... mkdir resumed>) = 0 [pid 6838] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6836] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... rmdir resumed>) = 0 [pid 6841] <... mkdir resumed>) = 0 [pid 6840] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./60/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(4, [pid 5062] newfstatat(AT_FDCWD, "./58/file1", [pid 5060] umount2("./57/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6841] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6840] <... futex resumed>) = 1 [pid 6836] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6840] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] umount2("./58/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6841] <... futex resumed>) = 1 [pid 6840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6838] <... futex resumed>) = 0 [pid 6836] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./59/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6840] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5062] openat(AT_FDCWD, "./58/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6841] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6838] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6836] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... openat resumed>) = 4 [pid 5060] newfstatat(AT_FDCWD, "./57/file1/index", [pid 6841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6838] <... futex resumed>) = 0 [pid 6836] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(AT_FDCWD, "./59/bus/file0", [pid 6841] mkdir("./file1", 000 [pid 6838] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6841] <... mkdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] newfstatat(4, "", [pid 6841] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] unlink("./59/bus/file0" [pid 5060] umount2("./57/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6841] <... futex resumed>) = 1 [pid 6838] <... futex resumed>) = 0 [pid 6838] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6841] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6838] <... futex resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./57/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6838] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(4, [pid 5060] <... openat resumed>) = 5 [pid 5060] newfstatat(5, "", [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] <... unlink resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] umount2("./58/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./58/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./58/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./58/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5062] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] close(5) = 0 [pid 5062] rmdir("./58/file1/work") = 0 [pid 5062] umount2("./58/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./58/file1/index", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] getdents64(4, [pid 5060] getdents64(5, [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./58/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] close(4 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [pid 5060] getdents64(5, [pid 5063] rmdir("./59/bus" [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] openat(AT_FDCWD, "./58/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5062] newfstatat(5, "", [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] close(5 [pid 5063] umount2("./59/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(5, [pid 5068] <... umount2 resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 5068] umount2("./60/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] rmdir("./57/file1/index" [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./59/binderfs", [pid 5062] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] close(5) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./60/bus", [pid 5063] unlink("./59/binderfs" [pid 5062] rmdir("./58/file1/index" [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... unlink resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 6841] <... mount resumed>) = 0 [pid 6840] <... mount resumed>) = 0 [pid 5068] umount2("./60/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./59/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 5060] getdents64(4, [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6841] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./60/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] newfstatat(AT_FDCWD, "./59/file0", [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6838] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] close(4 [pid 5060] close(4 [pid 6841] <... futex resumed>) = 1 [pid 6838] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(4, "", [pid 5063] umount2("./59/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 6841] unlink(NULL [pid 6838] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./58/file1" [pid 5060] rmdir("./57/file1" [pid 6841] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6840] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, [pid 5063] openat(AT_FDCWD, "./59/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... rmdir resumed>) = 0 [pid 6841] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6840] <... futex resumed>) = 1 [pid 6838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6836] <... futex resumed>) = 0 [pid 5062] getdents64(3, [pid 6841] <... futex resumed>) = 0 [pid 6840] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6838] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6836] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] <... openat resumed>) = 4 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 6840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6836] <... futex resumed>) = 0 [pid 5068] umount2("./60/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(3 [pid 5060] <... rmdir resumed>) = 0 [pid 6841] chdir("./bus" [pid 6840] unlink(NULL [pid 6838] <... futex resumed>) = 0 [pid 6836] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(4, "", [pid 5062] <... close resumed>) = 0 [pid 6841] <... chdir resumed>) = 0 [pid 6840] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6838] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] rmdir("./58" [pid 5060] getdents64(3, [pid 5068] newfstatat(AT_FDCWD, "./60/bus/file0", [pid 6841] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6840] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] getdents64(4, [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 6840] <... futex resumed>) = 1 [pid 6841] <... futex resumed>) = 0 [pid 6838] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6836] <... futex resumed>) = 0 [pid 6841] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6838] <... futex resumed>) = 0 [pid 6838] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6840] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6836] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] mkdir("./59", 0777 [pid 5060] close(3 [pid 6840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6836] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] <... mkdir resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 6840] chdir("./bus" [pid 6836] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6840] <... chdir resumed>) = 0 [pid 5060] rmdir("./57") = 0 [pid 6840] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6836] <... futex resumed>) = 0 [pid 6840] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6836] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6841] <... open resumed>) = 3 [pid 6840] <... open resumed>) = 3 [pid 6836] <... futex resumed>) = 0 [pid 5068] unlink("./60/bus/file0" [pid 5063] getdents64(4, [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 99.080847][ T6840] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 99.085862][ T6841] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5060] mkdir("./58", 0777 [pid 6841] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6842 attached [pid 6841] <... futex resumed>) = 1 [pid 6838] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5063] close(4 [pid 6841] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6838] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5063] <... close resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6842] set_robust_list(0x555555f856a0, 24 [pid 6841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6840] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6836] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(4 [pid 5063] rmdir("./59/file0" [pid 5060] <... mkdir resumed>) = 0 [pid 6842] <... set_robust_list resumed>) = 0 [pid 6841] fcntl(-1, F_SETFL, O_RDONLY [pid 6840] <... futex resumed>) = 0 [pid 6836] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 6842 [pid 6840] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6836] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6843 attached [pid 6842] chdir("./59" [pid 6841] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6836] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 6841] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6840] fcntl(-1, F_SETFL, O_RDONLY [pid 6836] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6843] set_robust_list(0x555555f856a0, 24 [pid 6841] <... futex resumed>) = 1 [pid 5063] umount2("./59/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6843] <... set_robust_list resumed>) = 0 [pid 6842] <... chdir resumed>) = 0 [pid 6838] <... futex resumed>) = 0 [pid 5068] rmdir("./60/bus" [pid 6841] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6840] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5063] newfstatat(AT_FDCWD, "./59/file1", [pid 6840] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 6843 [pid 6841] <... futex resumed>) = 0 [pid 6840] <... futex resumed>) = 1 [pid 6838] <... futex resumed>) = 1 [pid 6836] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6842] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6841] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6840] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6838] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6836] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./59/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6842] <... prctl resumed>) = 0 [pid 6840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6836] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6843] chdir("./58" [pid 6841] <... openat resumed>) = 4 [pid 6840] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6836] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6843] <... chdir resumed>) = 0 [pid 6842] setpgid(0, 0 [pid 6840] <... openat resumed>) = 4 [pid 6841] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./60/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] openat(AT_FDCWD, "./59/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6843] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6842] <... setpgid resumed>) = 0 [pid 6841] <... futex resumed>) = 1 [pid 6840] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] <... futex resumed>) = 0 [pid 6843] <... prctl resumed>) = 0 [pid 6841] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6840] <... futex resumed>) = 1 [pid 6836] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... openat resumed>) = 4 [pid 6843] setpgid(0, 0 [pid 6841] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6840] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6838] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6836] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./60/binderfs", [pid 6842] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5063] newfstatat(4, "", [pid 6843] <... setpgid resumed>) = 0 [pid 6841] sendfile(4, 4, NULL, 7 [pid 6840] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6838] <... futex resumed>) = 0 [pid 6836] <... futex resumed>) = 0 [pid 6840] sendfile(4, 4, NULL, 7 [pid 6836] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6842] <... openat resumed>) = 3 [pid 6838] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5068] unlink("./60/binderfs" [pid 6843] <... openat resumed>) = 3 [pid 6843] write(3, "1000", 4 [pid 6842] write(3, "1000", 4 [pid 5063] umount2("./59/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... unlink resumed>) = 0 [pid 6842] <... write resumed>) = 4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6842] close(3 [pid 6843] <... write resumed>) = 4 [pid 6843] close(3 [pid 6842] <... close resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./59/file1/work", [pid 5068] umount2("./60/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6843] <... close resumed>) = 0 [pid 6842] symlink("/dev/binderfs", "./binderfs" [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6843] symlink("/dev/binderfs", "./binderfs" [pid 6842] <... symlink resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./60/file0", [pid 5063] umount2("./59/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6842] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] umount2("./60/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6843] <... symlink resumed>) = 0 [pid 6842] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./60/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] openat(AT_FDCWD, "./59/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6843] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6842] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] <... openat resumed>) = 4 [pid 5063] <... openat resumed>) = 5 [pid 6843] <... futex resumed>) = 0 [pid 6842] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] newfstatat(4, "", [pid 5063] newfstatat(5, "", [pid 6843] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6842] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6843] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] getdents64(4, [pid 6843] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6842] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(5, [pid 6843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6842] <... mmap resumed>) = 0x7fef411b2000 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6843] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6842] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] getdents64(4, [pid 6843] <... mmap resumed>) = 0x7fef411b2000 [pid 6842] <... mprotect resumed>) = 0 [pid 5063] getdents64(5, [pid 6843] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6842] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6843] <... mprotect resumed>) = 0 [pid 6842] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] close(4 [pid 5063] close(5 [pid 6843] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6842] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] <... close resumed>) = 0 [pid 6843] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] rmdir("./60/file0" [pid 5063] <... close resumed>) = 0 ./strace-static-x86_64: Process 6846 attached [pid 6843] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] <... rmdir resumed>) = 0 [pid 5063] rmdir("./59/file1/work"./strace-static-x86_64: Process 6847 attached [pid 6846] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6842] <... clone3 resumed> => {parent_tid=[6846]}, 88) = 6846 [pid 5063] <... rmdir resumed>) = 0 [pid 6847] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6846] <... rseq resumed>) = 0 [pid 6843] <... clone3 resumed> => {parent_tid=[6847]}, 88) = 6847 [pid 6842] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] umount2("./60/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6847] <... rseq resumed>) = 0 [pid 6846] set_robust_list(0x7fef411d29a0, 24 [pid 6843] rt_sigprocmask(SIG_SETMASK, [], [pid 6842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./59/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6847] set_robust_list(0x7fef411d29a0, 24 [pid 6846] <... set_robust_list resumed>) = 0 [pid 6843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6842] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./60/file1", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6843] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6842] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6847] <... set_robust_list resumed>) = 0 [pid 6846] rt_sigprocmask(SIG_SETMASK, [], [pid 6843] <... futex resumed>) = 0 [pid 6842] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(AT_FDCWD, "./59/file1/index", [pid 6847] rt_sigprocmask(SIG_SETMASK, [], [pid 6846] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6843] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6836] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] umount2("./60/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6847] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6846] mkdir("./file0", 000 [pid 6836] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./60/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] umount2("./59/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6847] mkdir("./file0", 000 [pid 6846] <... mkdir resumed>) = 0 [pid 6836] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6846] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6836] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] newfstatat(4, "", [pid 5063] openat(AT_FDCWD, "./59/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6847] <... mkdir resumed>) = 0 [pid 6846] <... futex resumed>) = 1 [pid 6842] <... futex resumed>) = 0 [pid 6836] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... openat resumed>) = 5 [pid 6846] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6842] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6836] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 6846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6842] <... futex resumed>) = 0 [pid 6846] mkdir("./bus", 000 [pid 6842] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6836] <... mprotect resumed>) = 0 [pid 5068] getdents64(4, [pid 5063] newfstatat(5, "", [pid 6838] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6846] <... mkdir resumed>) = 0 [pid 6838] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./60/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6836] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] getdents64(5, [pid 6847] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6846] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] <... futex resumed>) = 0 [pid 6836] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6847] <... futex resumed>) = 1 [pid 6846] <... futex resumed>) = 1 [pid 6843] <... futex resumed>) = 0 [pid 6842] <... futex resumed>) = 0 [pid 6838] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6836] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] newfstatat(AT_FDCWD, "./60/file1/work", ./strace-static-x86_64: Process 6848 attached [pid 6847] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6846] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6843] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6842] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] getdents64(5, [pid 6848] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6843] <... futex resumed>) = 0 [pid 6842] <... futex resumed>) = 0 [pid 6841] <... sendfile resumed>) = 4 [pid 6836] <... clone3 resumed> => {parent_tid=[6848]}, 88) = 6848 [pid 5068] umount2("./60/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6848] <... rseq resumed>) = 0 [pid 6847] mkdir("./bus", 000 [pid 6846] mkdir("./file1", 000 [pid 6843] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6842] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6841] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 6836] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6848] set_robust_list(0x7fef411b19a0, 24) = 0 [pid 6847] <... mkdir resumed>) = 0 [pid 6846] <... mkdir resumed>) = 0 [pid 6841] <... futex resumed>) = 0 [pid 6838] <... mprotect resumed>) = 0 [pid 6836] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] openat(AT_FDCWD, "./60/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] close(5 [pid 6848] rt_sigprocmask(SIG_SETMASK, [], [pid 6841] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6836] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 5 [pid 5063] <... close resumed>) = 0 [pid 6848] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6847] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6846] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6836] <... futex resumed>) = 0 [pid 6848] sendfile(3, 4, NULL, 281474978811911 [pid 6847] <... futex resumed>) = 1 [pid 6846] <... futex resumed>) = 1 [pid 6843] <... futex resumed>) = 0 [pid 6842] <... futex resumed>) = 0 [pid 6838] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6836] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(5, "", [pid 5063] rmdir("./59/file1/index" [pid 6847] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6846] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6843] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6842] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6843] <... futex resumed>) = 0 [pid 6842] <... futex resumed>) = 0 [pid 6847] mkdir("./file1", 000 [pid 6846] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6843] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6842] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6838] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 6847] <... mkdir resumed>) = 0 [pid 5068] getdents64(5, [pid 5063] <... rmdir resumed>) = 0 [pid 6847] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6847] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(4, ./strace-static-x86_64: Process 6850 attached [pid 6850] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 5068] getdents64(5, [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6850] <... rseq resumed>) = 0 [pid 5063] close(4 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6850] set_robust_list(0x7fef411b19a0, 24 [pid 5068] close(5 [pid 5063] <... close resumed>) = 0 [pid 6850] <... set_robust_list resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5063] rmdir("./59/file1" [pid 6850] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6850] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... rmdir resumed>) = 0 [pid 5068] rmdir("./60/file1/work") = 0 [pid 5063] getdents64(3, 0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] close(3) = 0 [pid 5063] rmdir("./59" [pid 6843] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6838] <... clone3 resumed> => {parent_tid=[6850]}, 88) = 6850 [pid 5068] umount2("./60/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6838] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6843] <... futex resumed>) = 1 [pid 5063] <... rmdir resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./60/file1/index", [pid 6843] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6838] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] mkdir("./60", 0777 [pid 6850] <... futex resumed>) = 0 [pid 6838] <... futex resumed>) = 1 [pid 6850] sendfile(3, 4, NULL, 281474978811911) = 0 [pid 6847] <... futex resumed>) = 0 [pid 6850] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6847] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6850] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... mkdir resumed>) = 0 [pid 6838] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] umount2("./60/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6846] <... mount resumed>) = 0 [pid 6838] exit_group(0 [pid 5068] openat(AT_FDCWD, "./60/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6850] <... futex resumed>) = ? [pid 6841] <... futex resumed>) = ? [pid 6838] <... exit_group resumed>) = ? [pid 5068] <... openat resumed>) = 5 [pid 6850] +++ exited with 0 +++ [pid 6846] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6842] <... futex resumed>) = 0 [pid 6842] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6842] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(5, "", [pid 6846] <... futex resumed>) = 1 [pid 6846] unlink(NULL [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 6852 attached [pid 6841] +++ exited with 0 +++ [pid 6838] +++ exited with 0 +++ [pid 5068] getdents64(5, [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 6852 [pid 6852] set_robust_list(0x555555f856a0, 24 [pid 6836] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6852] <... set_robust_list resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6838, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6852] chdir("./60" [pid 6846] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5068] getdents64(5, [pid 5065] umount2("./59", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6846] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6846] <... futex resumed>) = 1 [pid 6846] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] close(5 [pid 5065] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6852] <... chdir resumed>) = 0 [pid 6842] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 6852] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6842] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./60/file1/index" [pid 5065] <... openat resumed>) = 3 [pid 6852] <... prctl resumed>) = 0 [pid 6846] <... futex resumed>) = 0 [pid 6842] <... futex resumed>) = 1 [pid 5065] newfstatat(3, "", [pid 6852] setpgid(0, 0 [pid 6846] chdir("./bus" [pid 6852] <... setpgid resumed>) = 0 [pid 6846] <... chdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6846] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6842] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 5065] getdents64(3, [pid 6846] <... futex resumed>) = 0 [pid 6842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] getdents64(4, [pid 6846] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6842] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 6846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6842] <... futex resumed>) = 0 [pid 5068] close(4 [pid 5065] umount2("./59/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6852] <... openat resumed>) = 3 [pid 6846] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6842] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 6852] write(3, "1000", 4 [pid 6846] <... open resumed>) = 3 [pid 6852] <... write resumed>) = 4 [pid 6846] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6852] close(3 [pid 6846] <... futex resumed>) = 1 [pid 6842] <... futex resumed>) = 0 [pid 6852] <... close resumed>) = 0 [pid 6846] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6842] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./60/file1" [pid 6852] symlink("/dev/binderfs", "./binderfs" [pid 6846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6842] <... futex resumed>) = 0 [pid 6846] fcntl(-1, F_SETFL, O_RDONLY [pid 6842] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6846] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6846] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6842] <... futex resumed>) = 0 [pid 6846] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6842] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6852] <... symlink resumed>) = 0 [pid 6847] <... mount resumed>) = 0 [pid 6846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6842] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 6852] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6842] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6852] <... futex resumed>) = 0 [pid 6846] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6852] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6847] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6846] <... openat resumed>) = 4 [pid 5068] getdents64(3, [pid 6852] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6847] <... futex resumed>) = 1 [pid 6846] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6843] <... futex resumed>) = 0 [pid 6852] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6847] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6846] <... futex resumed>) = 1 [pid 6842] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 6852] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6846] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6843] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6842] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(3 [pid 6852] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6847] unlink(NULL [pid 6846] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6843] <... futex resumed>) = 0 [pid 6842] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 6852] <... mmap resumed>) = 0x7fef411b2000 [pid 6847] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6846] sendfile(4, 4, NULL, 7 [pid 6842] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6852] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6847] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6843] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6852] <... mprotect resumed>) = 0 [pid 5068] rmdir("./60" [pid 6843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6852] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6847] <... futex resumed>) = 0 [pid 6852] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6847] chdir("./bus" [pid 6843] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6852] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6847] <... chdir resumed>) = 0 [pid 6843] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6853 attached [pid 6847] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6843] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6853] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6852] <... clone3 resumed> => {parent_tid=[6853]}, 88) = 6853 [pid 6847] <... futex resumed>) = 0 [pid 6843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6853] <... rseq resumed>) = 0 [pid 6852] rt_sigprocmask(SIG_SETMASK, [], [pid 6847] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6853] set_robust_list(0x7fef411d29a0, 24 [pid 6852] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6853] <... set_robust_list resumed>) = 0 [pid 6852] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6853] rt_sigprocmask(SIG_SETMASK, [], [pid 6852] <... futex resumed>) = 0 [pid 6853] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6852] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 6853] mkdir("./file0", 000 [pid 6843] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] mkdir("./61", 0777 [pid 5065] <... umount2 resumed>) = 0 [pid 6853] <... mkdir resumed>) = 0 [pid 6847] <... futex resumed>) = 0 [pid 6843] <... futex resumed>) = 1 [pid 5065] umount2("./59/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6847] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000) = 3 [pid 6843] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... mkdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6853] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [ 99.240020][ T6846] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 99.268908][ T6847] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6847] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6853] <... futex resumed>) = 1 [pid 6852] <... futex resumed>) = 0 [pid 6847] <... futex resumed>) = 1 [pid 5065] newfstatat(AT_FDCWD, "./59/bus", [pid 6853] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6852] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6853] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6852] <... futex resumed>) = 0 [pid 6847] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6843] <... futex resumed>) = 0 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6853] mkdir("./bus", 000 [pid 6852] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6853] <... mkdir resumed>) = 0 [pid 6843] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./59/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6843] <... futex resumed>) = 1 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6843] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6847] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./59/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6853] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6847] fcntl(-1, F_SETFL, O_RDONLY [pid 6853] <... futex resumed>) = 1 [pid 6852] <... futex resumed>) = 0 [pid 6847] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 6854 attached [pid 6853] mkdir("./file1", 000 [pid 6852] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6847] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 4 [pid 6852] <... futex resumed>) = 0 [pid 6847] <... futex resumed>) = 1 [pid 6843] <... futex resumed>) = 0 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 6854 [pid 5065] newfstatat(4, "", [pid 6854] set_robust_list(0x555555f856a0, 24 [pid 6853] <... mkdir resumed>) = 0 [pid 6852] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6847] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6843] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6854] <... set_robust_list resumed>) = 0 [pid 6853] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6847] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6843] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6854] chdir("./61" [pid 6853] <... futex resumed>) = 1 [pid 6852] <... futex resumed>) = 0 [pid 6847] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6843] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(4, [pid 6854] <... chdir resumed>) = 0 [pid 6853] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6852] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6847] <... openat resumed>) = 4 [pid 6854] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6853] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6852] <... futex resumed>) = 0 [pid 6847] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 6854] <... prctl resumed>) = 0 [pid 6853] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6852] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6847] <... futex resumed>) = 1 [pid 6843] <... futex resumed>) = 0 [pid 5065] umount2("./59/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6854] setpgid(0, 0 [pid 6843] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6843] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6854] <... setpgid resumed>) = 0 [pid 6854] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5065] newfstatat(AT_FDCWD, "./59/bus/file0", {st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6848] <... sendfile resumed>) = 4 [pid 6840] <... sendfile resumed>) = 4 [pid 5065] unlink("./59/bus/file0" [pid 6847] sendfile(4, 4, NULL, 7 [pid 6848] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6848] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6854] write(3, "1000", 4) = 4 [pid 6853] <... mount resumed>) = 0 [pid 6842] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6840] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... unlink resumed>) = 0 [pid 6854] close(3 [pid 6840] <... futex resumed>) = 0 [pid 6836] exit_group(0 [pid 5065] getdents64(4, [pid 6854] <... close resumed>) = 0 [pid 6853] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6848] <... futex resumed>) = ? [pid 6842] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6836] <... exit_group resumed>) = ? [pid 6854] symlink("/dev/binderfs", "./binderfs" [pid 6853] <... futex resumed>) = 1 [pid 6852] <... futex resumed>) = 0 [pid 6848] +++ exited with 0 +++ [pid 6842] <... futex resumed>) = 0 [pid 6840] +++ exited with 0 +++ [pid 6836] +++ exited with 0 +++ [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6854] <... symlink resumed>) = 0 [pid 6853] unlink(NULL [pid 6852] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6842] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6854] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6853] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6852] <... futex resumed>) = 0 [pid 6842] <... mmap resumed>) = 0x7fef41191000 [pid 5065] close(4 [pid 6854] <... futex resumed>) = 0 [pid 6853] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6852] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6842] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... close resumed>) = 0 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6836, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6854] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6853] <... futex resumed>) = 0 [pid 6852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6842] <... mprotect resumed>) = 0 [pid 5065] rmdir("./59/bus" [pid 5061] umount2("./58", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6854] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6853] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6854] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6853] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6852] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6842] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6854] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6853] chdir("./bus" [pid 6852] <... futex resumed>) = 0 [pid 6842] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6854] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6853] <... chdir resumed>) = 0 [pid 6852] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6842] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0}./strace-static-x86_64: Process 6857 attached [pid 6854] <... mmap resumed>) = 0x7fef411b2000 [pid 6853] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./59/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... openat resumed>) = 3 [pid 6857] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6854] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6853] <... futex resumed>) = 1 [pid 6852] <... futex resumed>) = 0 [pid 5061] newfstatat(3, "", [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6857] <... rseq resumed>) = 0 [pid 6854] <... mprotect resumed>) = 0 [pid 6852] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6842] <... clone3 resumed> => {parent_tid=[6857]}, 88) = 6857 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6857] set_robust_list(0x7fef411b19a0, 24 [pid 6854] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6853] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6852] <... futex resumed>) = 0 [pid 6842] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] newfstatat(AT_FDCWD, "./59/binderfs", [pid 5061] getdents64(3, [pid 6857] <... set_robust_list resumed>) = 0 [pid 6854] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6853] <... open resumed>) = 3 [pid 6852] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6857] rt_sigprocmask(SIG_SETMASK, [], [pid 6854] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0}./strace-static-x86_64: Process 6858 attached [pid 6857] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] unlink("./59/binderfs" [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 6857] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6854] <... clone3 resumed> => {parent_tid=[6858]}, 88) = 6858 [pid 6842] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6858] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6857] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6854] rt_sigprocmask(SIG_SETMASK, [], [pid 6842] <... futex resumed>) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5061] umount2("./58/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6858] <... rseq resumed>) = 0 [pid 6857] sendfile(3, 4, NULL, 281474978811911 [pid 6854] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6853] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6842] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6858] set_robust_list(0x7fef411d29a0, 24 [pid 6854] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6853] <... futex resumed>) = 1 [pid 6852] <... futex resumed>) = 0 [pid 5065] umount2("./59/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6858] <... set_robust_list resumed>) = 0 [pid 6854] <... futex resumed>) = 0 [ 99.338480][ T6853] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6853] fcntl(-1, F_SETFL, O_RDONLY [pid 6852] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6843] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6858] rt_sigprocmask(SIG_SETMASK, [], [pid 6854] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6853] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6852] <... futex resumed>) = 0 [pid 6858] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6853] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6852] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6843] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./59/file0", [pid 6858] mkdir("./file0", 000 [pid 6853] <... futex resumed>) = 0 [pid 6852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6843] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6853] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6852] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6853] <... openat resumed>) = 4 [pid 6852] <... futex resumed>) = 0 [pid 6843] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] umount2("./59/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6852] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6853] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6843] <... mmap resumed>) = 0x7fef41191000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6858] <... mkdir resumed>) = 0 [pid 6853] <... futex resumed>) = 1 [pid 6852] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./59/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6858] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6853] sendfile(4, 4, NULL, 7 [pid 6852] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6843] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... openat resumed>) = 4 [pid 6858] <... futex resumed>) = 1 [pid 6854] <... futex resumed>) = 0 [pid 6852] <... futex resumed>) = 0 [pid 6858] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6854] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6852] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6843] <... mprotect resumed>) = 0 [pid 5065] newfstatat(4, "", [pid 6858] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6854] <... futex resumed>) = 0 [pid 6858] mkdir("./bus", 000 [pid 6854] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6843] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6843] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 6858] <... mkdir resumed>) = 0 [pid 6857] <... sendfile resumed>) = 4 [pid 6846] <... sendfile resumed>) = 4 [pid 6843] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] getdents64(4, [pid 5061] <... umount2 resumed>) = 0 [pid 6858] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] close(4) = 0 [pid 6854] <... futex resumed>) = 0 [pid 5065] rmdir("./59/file0" [pid 6858] <... futex resumed>) = 1 [pid 6854] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6858] mkdir("./file1", 000 [pid 6854] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 6854] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6860 attached [pid 6846] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6858] <... mkdir resumed>) = 0 [pid 6843] <... clone3 resumed> => {parent_tid=[6860]}, 88) = 6860 [pid 5065] umount2("./59/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./58/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6858] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6846] <... futex resumed>) = 0 [pid 6843] rt_sigprocmask(SIG_SETMASK, [], [pid 6860] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6860] <... rseq resumed>) = 0 [pid 6858] <... futex resumed>) = 1 [pid 6854] <... futex resumed>) = 0 [pid 6846] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] newfstatat(AT_FDCWD, "./59/file1", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6860] set_robust_list(0x7fef411b19a0, 24 [pid 6858] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6857] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6854] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6843] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(AT_FDCWD, "./58/bus", [pid 6860] <... set_robust_list resumed>) = 0 [pid 6858] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6857] <... futex resumed>) = 1 [pid 6854] <... futex resumed>) = 0 [pid 6843] <... futex resumed>) = 0 [pid 6842] <... futex resumed>) = 0 [pid 5065] umount2("./59/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6860] rt_sigprocmask(SIG_SETMASK, [], [pid 6858] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6857] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6854] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6843] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6842] exit_group(0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./58/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6860] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./58/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 6860] sendfile(3, 4, NULL, 281474978811911 [pid 6857] <... futex resumed>) = ? [pid 6846] <... futex resumed>) = ? [pid 6842] <... exit_group resumed>) = ? [pid 5065] openat(AT_FDCWD, "./59/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] newfstatat(4, "", [pid 6857] +++ exited with 0 +++ [pid 6846] +++ exited with 0 +++ [pid 6842] +++ exited with 0 +++ [pid 5065] <... openat resumed>) = 4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6842, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5061] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] umount2("./59", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./58/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6858] <... mount resumed>) = 0 [pid 6852] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] newfstatat(4, "", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6852] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6852] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6852] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] getdents64(4, [pid 5062] <... openat resumed>) = 3 [pid 5061] newfstatat(AT_FDCWD, "./58/bus/file0", [pid 6852] <... mmap resumed>) = 0x7fef41191000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] newfstatat(3, "", [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6852] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] umount2("./59/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] unlink("./58/bus/file0" [pid 6852] <... mprotect resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 6858] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6852] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] newfstatat(AT_FDCWD, "./59/file1/work", [pid 5062] getdents64(3, [pid 5061] getdents64(4, [pid 6858] <... futex resumed>) = 1 [pid 6854] <... futex resumed>) = 0 [pid 6852] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6858] unlink(NULL [pid 6854] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6852] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] umount2("./59/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./59/bus", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6862 attached [pid 6858] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6854] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] close(4 [pid 6862] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6860] <... sendfile resumed>) = 4 [pid 6858] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6854] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6852] <... clone3 resumed> => {parent_tid=[6862]}, 88) = 6862 [pid 6847] <... sendfile resumed>) = 4 [pid 5065] openat(AT_FDCWD, "./59/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6862] <... rseq resumed>) = 0 [pid 6860] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6858] <... futex resumed>) = 0 [pid 6854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6852] rt_sigprocmask(SIG_SETMASK, [], [pid 6847] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 5 [pid 5061] <... close resumed>) = 0 [pid 6862] set_robust_list(0x7fef411b19a0, 24 [pid 6860] <... futex resumed>) = 1 [pid 6858] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6854] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6852] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6847] <... futex resumed>) = 0 [pid 6843] <... futex resumed>) = 0 [pid 5065] newfstatat(5, "", [pid 5062] <... umount2 resumed>) = 0 [pid 5061] rmdir("./58/bus" [pid 6862] <... set_robust_list resumed>) = 0 [pid 6860] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6858] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6854] <... futex resumed>) = 0 [pid 6852] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6847] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6843] exit_group(0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6862] rt_sigprocmask(SIG_SETMASK, [], [pid 6860] <... futex resumed>) = ? [pid 6858] chdir("./bus" [pid 6854] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6852] <... futex resumed>) = 0 [pid 6847] <... futex resumed>) = ? [pid 6843] <... exit_group resumed>) = ? [pid 5065] getdents64(5, [pid 5062] umount2("./59/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 6862] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6860] +++ exited with 0 +++ [pid 6858] <... chdir resumed>) = 0 [pid 6852] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6847] +++ exited with 0 +++ [pid 6843] +++ exited with 0 +++ [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6862] sendfile(3, 4, NULL, 281474978811911 [pid 6858] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./59/bus", [pid 5061] umount2("./58/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6843, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5065] getdents64(5, [pid 6858] <... futex resumed>) = 1 [pid 6854] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6858] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6854] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(5 [pid 5062] umount2("./59/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6858] <... open resumed>) = 3 [pid 6854] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./58/binderfs", [pid 5060] umount2("./58", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6854] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] rmdir("./59/file1/work" [pid 5062] openat(AT_FDCWD, "./59/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./58", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... rmdir resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5060] <... openat resumed>) = 3 [pid 5065] umount2("./59/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(4, "", [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] newfstatat(3, "", [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] unlink("./58/binderfs" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6858] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./59/file1/index", [pid 5062] getdents64(4, [pid 5061] <... unlink resumed>) = 0 [pid 5060] getdents64(3, [pid 6858] <... futex resumed>) = 1 [pid 6854] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] umount2("./58/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 6858] fcntl(-1, F_SETFL, O_RDONLY [ 99.454654][ T6858] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6854] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./59/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./59/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./58/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6858] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6854] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6858] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6854] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] openat(AT_FDCWD, "./59/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] newfstatat(AT_FDCWD, "./59/bus/file0", [pid 5061] newfstatat(AT_FDCWD, "./58/file0", [pid 6858] <... futex resumed>) = 0 [pid 6854] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... openat resumed>) = 5 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6858] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6854] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(5, "", [pid 5062] unlink("./59/bus/file0" [pid 6858] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6854] <... futex resumed>) = 0 [pid 5061] umount2("./58/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6858] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6854] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6858] <... openat resumed>) = 4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] openat(AT_FDCWD, "./58/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6858] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(5, [pid 5062] <... unlink resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 6854] <... futex resumed>) = 0 [pid 5062] getdents64(4, [pid 6858] <... futex resumed>) = 1 [pid 6854] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] newfstatat(4, "", [pid 6858] sendfile(4, 4, NULL, 7 [pid 6854] <... futex resumed>) = 0 [pid 5065] getdents64(5, [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6854] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] close(4 [pid 5061] getdents64(4, [pid 5060] <... umount2 resumed>) = 0 [pid 5065] close(5 [pid 5062] <... close resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] <... close resumed>) = 0 [pid 5062] rmdir("./59/bus" [pid 5065] rmdir("./59/file1/index" [pid 5060] umount2("./58/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(AT_FDCWD, "./58/bus", [pid 5062] <... rmdir resumed>) = 0 [pid 5061] close(4 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 5061] rmdir("./58/file0" [pid 5060] umount2("./58/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./58/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... openat resumed>) = 4 [pid 5061] umount2("./58/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(4, "", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] newfstatat(AT_FDCWD, "./58/file1", [pid 5060] getdents64(4, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] umount2("./58/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./58/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./58/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] newfstatat(AT_FDCWD, "./58/bus/file0", [pid 5061] <... openat resumed>) = 4 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] unlink("./58/bus/file0" [pid 5065] getdents64(4, [pid 5062] umount2("./59/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(4, "", [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 5065] close(4 [pid 5062] newfstatat(AT_FDCWD, "./59/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] unlink("./59/binderfs" [pid 6852] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... close resumed>) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 5061] getdents64(4, [pid 5062] umount2("./59/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] rmdir("./59/file1" [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./58/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... rmdir resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./59/file0", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(4, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(AT_FDCWD, "./58/file1/work", [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./59/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] close(4 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] openat(AT_FDCWD, "./59/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] umount2("./58/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... close resumed>) = 0 [pid 5065] getdents64(3, [pid 5062] <... openat resumed>) = 4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./58/bus" [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] newfstatat(4, "", [pid 5061] openat(AT_FDCWD, "./58/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... rmdir resumed>) = 0 [pid 5065] close(3 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... openat resumed>) = 5 [pid 5062] getdents64(4, [pid 5065] <... close resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] newfstatat(5, "", [pid 5065] rmdir("./59" [pid 5062] getdents64(4, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./58/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... rmdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] close(4 [pid 5061] getdents64(5, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6853] <... sendfile resumed>) = 4 [pid 5062] <... close resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./58/binderfs", [pid 6862] <... sendfile resumed>) = 4 [pid 6853] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] mkdir("./60", 0777 [pid 5062] rmdir("./59/file0" [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6862] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6853] <... futex resumed>) = 0 [pid 5065] <... mkdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 6862] <... futex resumed>) = 0 [pid 6852] exit_group(0 [pid 5060] unlink("./58/binderfs" [pid 6862] unlink("./59/file1" [pid 6852] <... exit_group resumed>) = ? [pid 5061] getdents64(5, [pid 5060] <... unlink resumed>) = 0 [pid 6862] +++ exited with 0 +++ [pid 6853] +++ exited with 0 +++ [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] umount2("./59/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] umount2("./58/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6852] +++ exited with 0 +++ [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] close(5 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./59/file1", [pid 5061] <... close resumed>) = 0 ./strace-static-x86_64: Process 6867 attached [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] rmdir("./58/file1/work" [pid 5060] newfstatat(AT_FDCWD, "./58/file0", [pid 6867] set_robust_list(0x555555f856a0, 24 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6852, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5062] umount2("./59/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 6854] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6867] <... set_robust_list resumed>) = 0 [pid 6854] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 6867 [pid 5063] umount2("./60", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6867] chdir("./60" [pid 6854] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./59/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] umount2("./58/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6867] <... chdir resumed>) = 0 [pid 6854] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... openat resumed>) = 4 [pid 5061] umount2("./58/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6867] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6854] <... mmap resumed>) = 0x7fef41191000 [pid 5063] <... openat resumed>) = 3 [pid 5062] newfstatat(4, "", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./58/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6867] <... prctl resumed>) = 0 [pid 6854] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] newfstatat(3, "", [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] newfstatat(AT_FDCWD, "./58/file1/index", [pid 5060] <... openat resumed>) = 4 [pid 6867] setpgid(0, 0 [pid 6854] <... mprotect resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(4, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] newfstatat(4, "", [pid 6867] <... setpgid resumed>) = 0 [pid 6854] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] getdents64(3, [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 6867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6854] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] umount2("./58/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6867] <... openat resumed>) = 3 [pid 6854] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] umount2("./59/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6868 attached [pid 6867] write(3, "1000", 4 [pid 5063] umount2("./60/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(4, [pid 6868] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6867] <... write resumed>) = 4 [pid 6854] <... clone3 resumed> => {parent_tid=[6868]}, 88) = 6868 [pid 5062] newfstatat(AT_FDCWD, "./59/file1/work", [pid 5061] openat(AT_FDCWD, "./58/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 6868] <... rseq resumed>) = 0 [pid 6867] close(3 [pid 6854] rt_sigprocmask(SIG_SETMASK, [], [pid 6868] set_robust_list(0x7fef411b19a0, 24 [pid 6867] <... close resumed>) = 0 [pid 6854] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... openat resumed>) = 5 [pid 5060] getdents64(4, [pid 6868] <... set_robust_list resumed>) = 0 [pid 6867] symlink("/dev/binderfs", "./binderfs" [pid 6854] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6868] rt_sigprocmask(SIG_SETMASK, [], [pid 6854] <... futex resumed>) = 0 [pid 5062] umount2("./59/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(5, "", [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6868] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6854] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] close(4 [pid 6868] sendfile(3, 4, NULL, 281474978811911 [pid 6867] <... symlink resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./59/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... close resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 5061] getdents64(5, [pid 5060] rmdir("./58/file0" [pid 6867] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(5, "", [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... rmdir resumed>) = 0 [pid 6867] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(5, [pid 6867] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5062] getdents64(5, [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] umount2("./58/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6867] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] close(5 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6867] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5061] <... close resumed>) = 0 [pid 6867] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] getdents64(5, [pid 5061] rmdir("./58/file1/index" [pid 5060] newfstatat(AT_FDCWD, "./58/file1", [pid 6867] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6867] <... mmap resumed>) = 0x7fef411b2000 [pid 5062] close(5 [pid 6867] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5062] <... close resumed>) = 0 [pid 5060] umount2("./58/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6867] <... mprotect resumed>) = 0 [pid 5062] rmdir("./59/file1/work" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6867] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] openat(AT_FDCWD, "./58/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 6867] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 6867] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5062] umount2("./59/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 5060] newfstatat(4, "", ./strace-static-x86_64: Process 6869 attached [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(4, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6867] <... clone3 resumed> => {parent_tid=[6869]}, 88) = 6869 [pid 5062] newfstatat(AT_FDCWD, "./59/file1/index", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] getdents64(4, [pid 6867] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 6867] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] close(4 [pid 6867] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./59/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 5060] umount2("./58/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6867] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6867] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] openat(AT_FDCWD, "./59/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] rmdir("./58/file1" [pid 6869] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./58/file1/work", [pid 6869] <... rseq resumed>) = 0 [pid 5063] umount2("./60/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6869] set_robust_list(0x7fef411d29a0, 24 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6869] <... set_robust_list resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./60/bus", [pid 6869] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] newfstatat(5, "", [pid 5061] getdents64(3, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6869] mkdir("./file0", 000 [pid 5063] umount2("./60/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] umount2("./58/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(5, [pid 5061] close(3 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6869] <... mkdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... close resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./58/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6869] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./60/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] getdents64(5, [pid 5060] <... openat resumed>) = 5 [pid 6869] <... futex resumed>) = 1 [pid 6867] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] rmdir("./58" [pid 6869] mkdir("./bus", 000 [pid 6867] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 4 [pid 5062] close(5 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] newfstatat(5, "", [pid 6867] <... futex resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 6867] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6869] <... mkdir resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6869] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6869] <... futex resumed>) = 0 [pid 5063] getdents64(4, [pid 6869] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] rmdir("./59/file1/index" [pid 5061] mkdir("./59", 0777 [pid 5060] getdents64(5, [pid 6867] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./60/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... mkdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6869] <... futex resumed>) = 0 [pid 6867] <... futex resumed>) = 1 [pid 6869] mkdir("./file1", 000 [pid 6867] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] getdents64(5, [pid 5062] getdents64(4, [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6869] <... mkdir resumed>) = 0 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] close(5 [pid 6869] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] close(4 [pid 5060] <... close resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5060] rmdir("./58/file1/work" [pid 6869] <... futex resumed>) = 1 [pid 6869] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] newfstatat(AT_FDCWD, "./60/bus/file0", ./strace-static-x86_64: Process 6870 attached {st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6870] set_robust_list(0x555555f856a0, 24 [pid 5060] <... rmdir resumed>) = 0 [pid 6870] <... set_robust_list resumed>) = 0 [pid 5062] rmdir("./59/file1" [pid 6870] chdir("./59" [pid 6867] <... futex resumed>) = 0 [pid 5063] unlink("./60/bus/file0" [pid 5062] <... rmdir resumed>) = 0 [pid 6867] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... unlink resumed>) = 0 [pid 6869] <... futex resumed>) = 0 [pid 6867] <... futex resumed>) = 1 [pid 5060] umount2("./58/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6867] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(3, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6869] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5063] getdents64(4, [pid 6870] <... chdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 6870 [pid 5060] newfstatat(AT_FDCWD, "./58/file1/index", [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] close(3 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] close(4) = 0 [pid 5062] <... close resumed>) = 0 [pid 5060] umount2("./58/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./60/bus" [pid 5062] rmdir("./59" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./58/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5060] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] umount2("./60/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] mkdir("./60", 0777 [pid 5060] getdents64(5, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... mkdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] newfstatat(AT_FDCWD, "./60/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] unlink("./60/binderfs") = 0 [pid 5060] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(5 [pid 5063] umount2("./60/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] <... close resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./58/file1/index" [pid 6854] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] <... rmdir resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./60/file0", [pid 5060] getdents64(4, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./60/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./60/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5060] close(4 [pid 5063] newfstatat(4, "", [pid 5060] <... close resumed>) = 0 ./strace-static-x86_64: Process 6871 attached [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] rmdir("./58/file1" [pid 6871] set_robust_list(0x555555f856a0, 24 [pid 6870] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5063] getdents64(4, [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 6871 [pid 5060] <... rmdir resumed>) = 0 [pid 6871] <... set_robust_list resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 6870] <... prctl resumed>) = 0 [pid 5063] getdents64(4, [pid 6871] chdir("./60" [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] getdents64(3, [pid 6870] setpgid(0, 0 [pid 6871] <... chdir resumed>) = 0 [pid 6870] <... setpgid resumed>) = 0 [pid 5063] close(4 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] <... close resumed>) = 0 [pid 5063] rmdir("./60/file0" [pid 5060] close(3 [pid 5063] <... rmdir resumed>) = 0 [pid 6871] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5060] <... close resumed>) = 0 [pid 6871] <... prctl resumed>) = 0 [pid 6870] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5063] umount2("./60/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6871] setpgid(0, 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./58" [pid 6871] <... setpgid resumed>) = 0 [pid 6870] <... openat resumed>) = 3 [pid 5063] newfstatat(AT_FDCWD, "./60/file1", [pid 6870] write(3, "1000", 4 [pid 6871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6870] <... write resumed>) = 4 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 6870] close(3 [pid 6871] <... openat resumed>) = 3 [pid 6870] <... close resumed>) = 0 [pid 5063] umount2("./60/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] mkdir("./59", 0777 [pid 6870] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... mkdir resumed>) = 0 [pid 6870] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5063] openat(AT_FDCWD, "./60/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6870] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6869] <... mount resumed>) = 0 [pid 5063] <... openat resumed>) = 4 [pid 6870] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5063] newfstatat(4, "", [pid 6871] write(3, "1000", 4 [pid 6870] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6869] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6871] <... write resumed>) = 4 [pid 6870] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 6874 ./strace-static-x86_64: Process 6874 attached [pid 6870] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6869] <... futex resumed>) = 1 [pid 5063] umount2("./60/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6870] <... mmap resumed>) = 0x7fef411b2000 [pid 6869] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6871] close(3 [pid 6874] set_robust_list(0x555555f856a0, 24 [pid 6871] <... close resumed>) = 0 [pid 6870] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6867] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./60/file1/work", [pid 6874] <... set_robust_list resumed>) = 0 [pid 6871] symlink("/dev/binderfs", "./binderfs" [pid 6870] <... mprotect resumed>) = 0 [pid 6867] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6874] chdir("./59" [pid 6871] <... symlink resumed>) = 0 [pid 6870] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6869] <... futex resumed>) = 0 [pid 6867] <... futex resumed>) = 1 [pid 5063] umount2("./60/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6874] <... chdir resumed>) = 0 [pid 6871] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6870] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6869] unlink(NULL [pid 6867] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6871] <... futex resumed>) = 0 [pid 6870] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6869] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5063] openat(AT_FDCWD, "./60/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6875 attached [pid 6874] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6871] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6869] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 5 [pid 6875] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6874] <... prctl resumed>) = 0 [pid 6871] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6870] <... clone3 resumed> => {parent_tid=[6875]}, 88) = 6875 [pid 6869] <... futex resumed>) = 1 [pid 6867] <... futex resumed>) = 0 [pid 5063] newfstatat(5, "", [pid 6875] <... rseq resumed>) = 0 [pid 6874] setpgid(0, 0 [pid 6871] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6870] rt_sigprocmask(SIG_SETMASK, [], [pid 6869] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6867] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6875] set_robust_list(0x7fef411d29a0, 24 [pid 6874] <... setpgid resumed>) = 0 [pid 6871] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6870] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6869] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6867] <... futex resumed>) = 0 [pid 6875] <... set_robust_list resumed>) = 0 [pid 6874] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6870] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6869] chdir("./bus" [pid 5063] getdents64(5, [pid 6875] rt_sigprocmask(SIG_SETMASK, [], [pid 6874] <... openat resumed>) = 3 [pid 6871] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6870] <... futex resumed>) = 0 [pid 6869] <... chdir resumed>) = 0 [pid 6867] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6875] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6874] write(3, "1000", 4 [pid 6871] <... mmap resumed>) = 0x7fef411b2000 [pid 6870] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6869] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6875] mkdir("./file0", 000 [pid 6874] <... write resumed>) = 4 [pid 6871] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6869] <... futex resumed>) = 0 [pid 6867] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(5, [ 99.644906][ T6869] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6874] close(3 [pid 6869] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6874] <... close resumed>) = 0 [pid 6869] <... open resumed>) = 3 [pid 6875] <... mkdir resumed>) = 0 [pid 6874] symlink("/dev/binderfs", "./binderfs" [pid 6871] <... mprotect resumed>) = 0 [pid 6869] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6867] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6875] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6874] <... symlink resumed>) = 0 [pid 6869] <... futex resumed>) = 0 [pid 5063] close(5 [pid 6867] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6875] <... futex resumed>) = 1 [pid 6874] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6871] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6870] <... futex resumed>) = 0 [pid 6869] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] <... close resumed>) = 0 [pid 6875] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6874] <... futex resumed>) = 0 [pid 6871] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6870] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6867] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] rmdir("./60/file1/work" [pid 6875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6874] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6871] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6870] <... futex resumed>) = 0 [pid 6869] <... futex resumed>) = 0 [pid 6867] <... futex resumed>) = 1 ./strace-static-x86_64: Process 6876 attached [pid 6875] mkdir("./bus", 000 [pid 6874] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6870] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6867] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6876] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6874] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6871] <... clone3 resumed> => {parent_tid=[6876]}, 88) = 6876 [pid 6869] fcntl(-1, F_SETFL, O_RDONLY [pid 5063] <... rmdir resumed>) = 0 [pid 6876] <... rseq resumed>) = 0 [pid 6875] <... mkdir resumed>) = 0 [pid 6874] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6871] rt_sigprocmask(SIG_SETMASK, [], [pid 6869] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5063] umount2("./60/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6876] set_robust_list(0x7fef411d29a0, 24 [pid 6875] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6874] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6871] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6869] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6876] <... set_robust_list resumed>) = 0 [pid 6875] <... futex resumed>) = 1 [pid 6874] <... mmap resumed>) = 0x7fef411b2000 [pid 6871] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6870] <... futex resumed>) = 0 [pid 6869] <... futex resumed>) = 1 [pid 6867] <... futex resumed>) = 0 [pid 6858] <... sendfile resumed>) = 4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6876] rt_sigprocmask(SIG_SETMASK, [], [pid 6875] mkdir("./file1", 000 [pid 6874] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6871] <... futex resumed>) = 0 [pid 6870] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6869] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6868] <... sendfile resumed>) = 4 [pid 6867] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6858] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./60/file1/index", [pid 6876] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6875] <... mkdir resumed>) = 0 [pid 6874] <... mprotect resumed>) = 0 [pid 6871] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6870] <... futex resumed>) = 0 [pid 6869] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6868] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6867] <... futex resumed>) = 0 [pid 6858] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6876] mkdir("./file0", 000 [pid 6875] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6874] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6870] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6869] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6868] <... futex resumed>) = 0 [pid 6867] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6858] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6876] <... mkdir resumed>) = 0 [pid 6875] <... futex resumed>) = 0 [pid 6874] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6869] <... openat resumed>) = 4 [pid 6868] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] umount2("./60/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6876] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6875] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6870] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6854] exit_group(0 [pid 6876] <... futex resumed>) = 1 [pid 6875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6874] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6871] <... futex resumed>) = 0 [pid 6870] <... futex resumed>) = 0 [pid 6869] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6868] <... futex resumed>) = ? [pid 6858] <... futex resumed>) = ? [pid 6854] <... exit_group resumed>) = ? [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6877 attached [pid 6876] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6875] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6871] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6870] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6869] <... futex resumed>) = 1 [pid 6868] +++ exited with 0 +++ [pid 6867] <... futex resumed>) = 0 [pid 6858] +++ exited with 0 +++ [pid 6877] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6869] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6867] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6877] <... rseq resumed>) = 0 [pid 6869] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6867] <... futex resumed>) = 0 [pid 6877] set_robust_list(0x7fef411d29a0, 24 [pid 6869] sendfile(4, 4, NULL, 7 [pid 6867] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6877] <... set_robust_list resumed>) = 0 [pid 6877] rt_sigprocmask(SIG_SETMASK, [], [pid 6876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6854] +++ exited with 0 +++ [pid 6877] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6871] <... futex resumed>) = 0 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6854, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6876] mkdir("./bus", 000 [pid 6874] <... clone3 resumed> => {parent_tid=[6877]}, 88) = 6877 [pid 6871] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] openat(AT_FDCWD, "./60/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6877] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6876] <... mkdir resumed>) = 0 [pid 6874] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] <... openat resumed>) = 5 [pid 6876] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6874] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] umount2("./61", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(5, "", [pid 6876] <... futex resumed>) = 1 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6876] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6874] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6871] <... futex resumed>) = 0 [pid 5063] getdents64(5, [pid 6877] <... futex resumed>) = 0 [pid 6874] <... futex resumed>) = 1 [pid 6871] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 3 [pid 6877] mkdir("./file0", 000 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] newfstatat(3, "", [pid 6877] <... mkdir resumed>) = 0 [pid 6876] <... futex resumed>) = 0 [pid 6874] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6871] <... futex resumed>) = 1 [pid 5063] getdents64(5, [pid 6877] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6876] mkdir("./file1", 000 [pid 6874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6871] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6877] <... futex resumed>) = 0 [pid 6877] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6876] <... mkdir resumed>) = 0 [pid 5063] close(5 [pid 6874] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 6877] <... futex resumed>) = 0 [pid 6874] <... futex resumed>) = 1 [pid 5063] <... close resumed>) = 0 [pid 6877] mkdir("./bus", 000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 6874] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6877] <... mkdir resumed>) = 0 [pid 6876] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] rmdir("./60/file1/index" [pid 5068] umount2("./61/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6877] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6876] <... futex resumed>) = 1 [pid 6875] <... mount resumed>) = 0 [pid 6871] <... futex resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 6876] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6875] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6871] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(4, [pid 6877] <... futex resumed>) = 1 [pid 6876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6875] <... futex resumed>) = 1 [pid 6874] <... futex resumed>) = 0 [pid 6871] <... futex resumed>) = 0 [pid 6870] <... futex resumed>) = 0 [pid 6877] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6876] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6875] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6874] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6871] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6870] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6874] <... futex resumed>) = 0 [pid 6870] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6877] mkdir("./file1", 000 [pid 6874] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6870] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] close(4 [pid 6875] unlink(NULL [pid 5063] <... close resumed>) = 0 [pid 6877] <... mkdir resumed>) = 0 [pid 6875] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5063] rmdir("./60/file1" [pid 6877] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6875] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6877] <... futex resumed>) = 1 [pid 6875] <... futex resumed>) = 1 [pid 6874] <... futex resumed>) = 0 [pid 6870] <... futex resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 6877] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6875] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6874] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6870] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(3, [pid 6877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6874] <... futex resumed>) = 0 [pid 6870] <... futex resumed>) = 0 [pid 6867] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6877] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6874] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6870] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6867] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 6867] <... futex resumed>) = 0 [pid 6867] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef41191000 [ 99.739235][ T6875] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 99.778950][ T6876] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5063] close(3 [pid 6876] <... mount resumed>) = 0 [pid 6875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6867] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... umount2 resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 6875] chdir("./bus" [pid 6867] <... mprotect resumed>) = 0 [pid 5068] umount2("./61/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./60" [pid 6876] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6875] <... chdir resumed>) = 0 [pid 6867] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6876] <... futex resumed>) = 1 [pid 6875] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6871] <... futex resumed>) = 0 [pid 6867] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] newfstatat(AT_FDCWD, "./61/bus", [pid 5063] <... rmdir resumed>) = 0 [pid 6876] unlink(NULL [pid 6875] <... futex resumed>) = 1 [pid 6871] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6870] <... futex resumed>) = 0 [pid 6867] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] mkdir("./61", 0777 [pid 6876] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6875] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6871] <... futex resumed>) = 0 [pid 6870] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./61/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6877] <... mount resumed>) = 0 [pid 6876] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6871] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6870] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6880 attached [pid 6875] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6871] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6870] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6867] <... clone3 resumed> => {parent_tid=[6880]}, 88) = 6880 [pid 5068] openat(AT_FDCWD, "./61/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... mkdir resumed>) = 0 [pid 6880] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6876] <... futex resumed>) = 0 [pid 6875] <... open resumed>) = 3 [pid 6871] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6869] <... sendfile resumed>) = 4 [pid 6867] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... openat resumed>) = 4 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6880] <... rseq resumed>) = 0 [pid 6876] chdir("./bus" [pid 6875] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6871] <... futex resumed>) = 0 [pid 6869] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6867] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] newfstatat(4, "", [pid 6880] set_robust_list(0x7fef411b19a0, 24 [pid 6876] <... chdir resumed>) = 0 [pid 6875] <... futex resumed>) = 1 [pid 6871] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6870] <... futex resumed>) = 0 [pid 6869] <... futex resumed>) = 0 [pid 6867] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 6881 attached [pid 6880] <... set_robust_list resumed>) = 0 [pid 6877] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6876] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6875] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6871] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6870] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6869] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6867] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 6881] set_robust_list(0x555555f856a0, 24 [pid 6880] rt_sigprocmask(SIG_SETMASK, [], [pid 6877] <... futex resumed>) = 1 [pid 6876] <... futex resumed>) = 0 [pid 6875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6874] <... futex resumed>) = 0 [pid 6871] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6870] <... futex resumed>) = 0 [pid 6867] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 6881 [pid 6881] <... set_robust_list resumed>) = 0 [pid 6880] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6877] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6876] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6875] fcntl(-1, F_SETFL, O_RDONLY [pid 6874] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6871] <... futex resumed>) = 0 [pid 6881] chdir("./61" [pid 6880] sendfile(3, 4, NULL, 281474978811911 [pid 6877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6876] <... open resumed>) = 3 [pid 6875] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6874] <... futex resumed>) = 0 [pid 6871] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6870] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./61/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6881] <... chdir resumed>) = 0 [pid 6880] <... sendfile resumed>) = 0 [pid 6877] unlink(NULL [pid 6875] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6874] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6881] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6880] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6875] <... futex resumed>) = 0 [pid 6870] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./61/bus/file0", [pid 6881] <... prctl resumed>) = 0 [pid 6880] <... futex resumed>) = 1 [pid 6877] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6875] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6870] <... futex resumed>) = 0 [pid 6867] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6881] setpgid(0, 0 [pid 6880] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6877] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6875] <... openat resumed>) = 4 [pid 6870] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6867] exit_group(0 [pid 5068] unlink("./61/bus/file0" [pid 6881] <... setpgid resumed>) = 0 [pid 6877] <... futex resumed>) = 1 [pid 6876] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6875] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6874] <... futex resumed>) = 0 [pid 6870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6880] <... futex resumed>) = ? [pid 6877] chdir("./bus" [pid 6876] <... futex resumed>) = 1 [pid 6875] <... futex resumed>) = 0 [pid 6874] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6871] <... futex resumed>) = 0 [pid 6870] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6869] <... futex resumed>) = ? [pid 6867] <... exit_group resumed>) = ? [pid 5068] <... unlink resumed>) = 0 [pid 6881] <... openat resumed>) = 3 [pid 6880] +++ exited with 0 +++ [pid 6877] <... chdir resumed>) = 0 [pid 6876] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6875] sendfile(4, 4, NULL, 7 [pid 6874] <... futex resumed>) = 0 [pid 6871] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6870] <... futex resumed>) = 0 [pid 6869] +++ exited with 0 +++ [pid 6877] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6874] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6871] <... futex resumed>) = 0 [pid 6870] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6867] +++ exited with 0 +++ [pid 6881] write(3, "1000", 4 [pid 6877] <... futex resumed>) = 0 [pid 6876] fcntl(-1, F_SETFL, O_RDONLY [pid 6874] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6871] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6867, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6881] <... write resumed>) = 4 [pid 6877] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6876] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6874] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 6881] close(3 [pid 6874] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6881] <... close resumed>) = 0 [pid 6876] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6874] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(4 [pid 6881] symlink("/dev/binderfs", "./binderfs" [pid 5068] <... close resumed>) = 0 [pid 6881] <... symlink resumed>) = 0 [pid 6876] <... futex resumed>) = 1 [pid 6871] <... futex resumed>) = 0 [pid 5068] rmdir("./61/bus" [pid 6881] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6877] <... open resumed>) = 3 [pid 6876] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6871] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./60", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6881] <... futex resumed>) = 0 [pid 6877] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 99.797247][ T6877] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6871] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6881] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6877] <... futex resumed>) = 1 [pid 6876] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6874] <... futex resumed>) = 0 [pid 6871] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6881] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6877] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6876] <... openat resumed>) = 4 [pid 6874] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... openat resumed>) = 3 [pid 6881] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6876] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6874] <... futex resumed>) = 0 [pid 5068] umount2("./61/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(3, "", [pid 6881] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6877] fcntl(-1, F_SETFL, O_RDONLY [pid 6876] <... futex resumed>) = 1 [pid 6874] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6871] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6881] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6877] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6876] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6871] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./61/binderfs", [pid 5065] getdents64(3, [pid 6881] <... mmap resumed>) = 0x7fef411b2000 [pid 6877] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6876] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6871] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 6881] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6877] <... futex resumed>) = 1 [pid 6876] sendfile(4, 4, NULL, 7 [pid 6874] <... futex resumed>) = 0 [pid 6871] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] unlink("./61/binderfs" [pid 5065] umount2("./60/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6881] <... mprotect resumed>) = 0 [pid 6877] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6874] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... unlink resumed>) = 0 [pid 6877] <... openat resumed>) = 4 [pid 6874] <... futex resumed>) = 0 [pid 5068] umount2("./61/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6874] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6877] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6881] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6877] <... futex resumed>) = 1 [pid 6874] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6877] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6874] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6877] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6874] <... futex resumed>) = 0 [pid 6877] sendfile(4, 4, NULL, 7 [pid 6874] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./61/file0", [pid 6881] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6881] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] umount2("./61/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6884 attached [pid 6881] <... clone3 resumed> => {parent_tid=[6884]}, 88) = 6884 [pid 6884] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053) = 0 [pid 6881] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6884] set_robust_list(0x7fef411d29a0, 24 [pid 5068] openat(AT_FDCWD, "./61/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6884] <... set_robust_list resumed>) = 0 [pid 6881] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... openat resumed>) = 4 [pid 6884] rt_sigprocmask(SIG_SETMASK, [], [pid 6881] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(4, "", [pid 5065] <... umount2 resumed>) = 0 [pid 6884] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6881] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] umount2("./60/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] getdents64(4, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6884] mkdir("./file0", 000 [pid 6881] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] newfstatat(AT_FDCWD, "./60/bus", [pid 5068] getdents64(4, [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6884] <... mkdir resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] umount2("./60/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] close(4 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6884] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./60/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6884] <... futex resumed>) = 1 [pid 5068] rmdir("./61/file0" [pid 5065] <... openat resumed>) = 4 [pid 6884] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6881] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] newfstatat(4, "", [pid 6881] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6870] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] umount2("./61/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6881] <... futex resumed>) = 1 [pid 6884] <... futex resumed>) = 0 [pid 6881] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6875] <... sendfile resumed>) = 4 [pid 6870] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(4, [pid 6884] mkdir("./bus", 000 [pid 6875] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6870] <... futex resumed>) = 0 [pid 6870] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] newfstatat(AT_FDCWD, "./61/file1", [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 6875] <... futex resumed>) = 0 [pid 6870] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./60/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6875] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6870] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] umount2("./61/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6884] <... mkdir resumed>) = 0 [pid 6870] <... mprotect resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./60/bus/file0", [pid 6870] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] openat(AT_FDCWD, "./61/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6884] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6870] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6870] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] newfstatat(4, "", [pid 5065] unlink("./60/bus/file0"./strace-static-x86_64: Process 6887 attached [pid 6884] <... futex resumed>) = 1 [pid 6881] <... futex resumed>) = 0 [pid 6871] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 6887] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6884] mkdir("./file1", 000 [pid 6881] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6871] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6870] <... clone3 resumed> => {parent_tid=[6887]}, 88) = 6887 [pid 6887] <... rseq resumed>) = 0 [pid 6881] <... futex resumed>) = 0 [pid 6871] <... futex resumed>) = 0 [pid 6870] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] getdents64(4, [pid 5065] getdents64(4, [pid 6887] set_robust_list(0x7fef411b19a0, 24 [pid 6881] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6871] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6870] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6887] <... set_robust_list resumed>) = 0 [pid 6884] <... mkdir resumed>) = 0 [pid 6871] <... mmap resumed>) = 0x7fef41191000 [pid 6870] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./61/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] close(4 [pid 6887] rt_sigprocmask(SIG_SETMASK, [], [pid 6884] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6871] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 6870] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... close resumed>) = 0 [pid 6887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6884] <... futex resumed>) = 1 [pid 6881] <... futex resumed>) = 0 [pid 6874] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6871] <... mprotect resumed>) = 0 [pid 6870] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./61/file1/work", [pid 5065] rmdir("./60/bus" [pid 6887] sendfile(3, 4, NULL, 281474978811911 [pid 6884] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6881] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6874] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6871] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6887] <... sendfile resumed>) = 0 [pid 6884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6881] <... futex resumed>) = 0 [pid 6874] <... futex resumed>) = 0 [pid 6871] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 6884] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6887] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6881] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6874] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6871] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] umount2("./61/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6888 attached [pid 6887] <... futex resumed>) = 1 [pid 6874] <... mmap resumed>) = 0x7fef41191000 [pid 6870] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./60/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6888] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6887] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6874] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 6871] <... clone3 resumed> => {parent_tid=[6888]}, 88) = 6888 [pid 6870] exit_group(0 [pid 5068] openat(AT_FDCWD, "./61/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6888] <... rseq resumed>) = 0 [pid 6887] <... futex resumed>) = ? [pid 6875] <... futex resumed>) = ? [pid 6874] <... mprotect resumed>) = 0 [pid 6871] rt_sigprocmask(SIG_SETMASK, [], [pid 6870] <... exit_group resumed>) = ? [pid 5068] <... openat resumed>) = 5 [pid 5065] newfstatat(AT_FDCWD, "./60/binderfs", [pid 6888] set_robust_list(0x7fef411b19a0, 24 [pid 6887] +++ exited with 0 +++ [pid 6875] +++ exited with 0 +++ [pid 6874] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6871] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] newfstatat(5, "", [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6888] <... set_robust_list resumed>) = 0 [pid 6874] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6871] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] unlink("./60/binderfs" [pid 6888] rt_sigprocmask(SIG_SETMASK, [], [pid 6874] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 6871] <... futex resumed>) = 0 [pid 6888] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6871] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(5, [pid 5065] <... unlink resumed>) = 0 [pid 6888] sendfile(3, 4, NULL, 281474978811911 [pid 6874] <... clone3 resumed> => {parent_tid=[6889]}, 88) = 6889 [pid 6874] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] umount2("./60/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6874] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] getdents64(5, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6874] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6870] +++ exited with 0 +++ [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] newfstatat(AT_FDCWD, "./60/file0", ./strace-static-x86_64: Process 6889 attached [pid 6874] <... futex resumed>) = 0 [pid 5068] close(5 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6870, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6889] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6874] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 5065] umount2("./60/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6889] <... rseq resumed>) = 0 [pid 5068] rmdir("./61/file1/work" [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... rmdir resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./60/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5065] newfstatat(4, "", [pid 5068] umount2("./61/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./59", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(4, [pid 5061] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5068] newfstatat(AT_FDCWD, "./61/file1/index", [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] newfstatat(3, "", [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] getdents64(4, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] umount2("./61/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(3, [pid 5068] openat(AT_FDCWD, "./61/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] close(4 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 6889] set_robust_list(0x7fef411b19a0, 24 [pid 5068] <... openat resumed>) = 5 [pid 5065] <... close resumed>) = 0 [pid 6889] <... set_robust_list resumed>) = 0 [pid 6884] <... mount resumed>) = 0 [pid 5068] newfstatat(5, "", [pid 5065] rmdir("./60/file0" [pid 5061] umount2("./59/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6889] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6889] sendfile(3, 4, NULL, 281474978811911 [pid 6884] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 6884] <... futex resumed>) = 1 [pid 6881] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 6884] unlink(NULL [pid 6881] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6884] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6881] <... futex resumed>) = 0 [pid 5065] umount2("./60/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6881] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6884] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6881] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6884] <... futex resumed>) = 0 [pid 6881] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6881] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6884] chdir("./bus" [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] newfstatat(AT_FDCWD, "./60/file1", [pid 6884] <... chdir resumed>) = 0 [pid 5068] getdents64(5, [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6884] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] umount2("./60/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6884] <... futex resumed>) = 1 [pid 6881] <... futex resumed>) = 0 [pid 5068] close(5 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6884] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6881] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./60/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6881] <... futex resumed>) = 0 [pid 6884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6881] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./61/file1/index" [pid 5065] <... openat resumed>) = 4 [pid 6884] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] newfstatat(4, "", [pid 6884] <... open resumed>) = 3 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, [pid 5061] <... umount2 resumed>) = 0 [pid 6884] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] umount2("./59/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6884] <... futex resumed>) = 1 [pid 6881] <... futex resumed>) = 0 [pid 6871] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] umount2("./60/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6884] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6881] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6881] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./60/file1/work", [pid 6884] fcntl(-1, F_SETFL, O_RDONLY [pid 6881] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./61/file1" [pid 6884] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(AT_FDCWD, "./59/bus", [pid 6884] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6874] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... rmdir resumed>) = 0 [pid 5065] umount2("./60/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6884] <... futex resumed>) = 1 [pid 6881] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6884] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6881] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 5065] openat(AT_FDCWD, "./60/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] umount2("./59/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6881] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6884] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6881] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6876] <... sendfile resumed>) = 4 [pid 5068] close(3 [pid 6888] <... sendfile resumed>) = 4 [pid 6884] <... openat resumed>) = 4 [pid 5068] <... close resumed>) = 0 [pid 5065] <... openat resumed>) = 5 [pid 5061] openat(AT_FDCWD, "./59/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6884] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6876] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6888] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6884] <... futex resumed>) = 1 [pid 6881] <... futex resumed>) = 0 [pid 6876] <... futex resumed>) = 0 [pid 5068] rmdir("./61" [pid 5065] newfstatat(5, "", [pid 5061] <... openat resumed>) = 4 [pid 6888] <... futex resumed>) = 0 [pid 6884] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6881] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6876] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [ 99.947140][ T6884] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6888] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6884] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6881] <... futex resumed>) = 0 [pid 6871] exit_group(0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] newfstatat(4, "", [pid 6888] <... futex resumed>) = ? [pid 6884] sendfile(4, 4, NULL, 7 [pid 6881] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6876] <... futex resumed>) = ? [pid 6871] <... exit_group resumed>) = ? [pid 5065] getdents64(5, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6888] +++ exited with 0 +++ [pid 6876] +++ exited with 0 +++ [pid 5068] mkdir("./62", 0777 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(4, [pid 6871] +++ exited with 0 +++ [pid 5068] <... mkdir resumed>) = 0 [pid 5065] getdents64(5, [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6871, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5061] umount2("./59/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] close(5 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... close resumed>) = 0 [pid 5065] rmdir("./60/file1/work" [pid 5061] newfstatat(AT_FDCWD, "./59/bus/file0", ./strace-static-x86_64: Process 6892 attached [pid 5065] <... rmdir resumed>) = 0 [pid 5062] restart_syscall(<... resuming interrupted clone ...> [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6892] set_robust_list(0x555555f856a0, 24 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 6892 [pid 5062] <... restart_syscall resumed>) = 0 [pid 6892] <... set_robust_list resumed>) = 0 [pid 6892] chdir("./62" [pid 5065] umount2("./60/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] unlink("./59/bus/file0" [pid 6892] <... chdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6892] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5065] newfstatat(AT_FDCWD, "./60/file1/index", [pid 5061] <... unlink resumed>) = 0 [pid 6892] <... prctl resumed>) = 0 [pid 5062] umount2("./60", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6892] setpgid(0, 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(4, [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6892] <... setpgid resumed>) = 0 [pid 5065] umount2("./60/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6892] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... openat resumed>) = 3 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] newfstatat(3, "", [pid 5065] openat(AT_FDCWD, "./60/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] close(4 [pid 6892] <... openat resumed>) = 3 [pid 5065] <... openat resumed>) = 5 [pid 5062] getdents64(3, [pid 5061] <... close resumed>) = 0 [pid 5065] newfstatat(5, "", [pid 5061] rmdir("./59/bus" [pid 6892] write(3, "1000", 4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] <... rmdir resumed>) = 0 [pid 6892] <... write resumed>) = 4 [pid 5065] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6892] close(3 [pid 5065] getdents64(5, [pid 5062] umount2("./60/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./59/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6892] <... close resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6892] symlink("/dev/binderfs", "./binderfs" [pid 5065] close(5 [pid 6892] <... symlink resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./59/binderfs", [pid 6892] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5065] rmdir("./60/file1/index" [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6892] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5061] unlink("./59/binderfs" [pid 6892] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6892] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 6892] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6892] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 6892] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5065] getdents64(4, [pid 5061] umount2("./59/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6892] <... mprotect resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6892] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] newfstatat(AT_FDCWD, "./59/file0", [pid 6892] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6892] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 6893 attached [pid 5061] umount2("./59/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6893] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6892] <... clone3 resumed> => {parent_tid=[6893]}, 88) = 6893 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6893] <... rseq resumed>) = 0 [pid 6892] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] close(4 [pid 6893] set_robust_list(0x7fef411d29a0, 24 [pid 6892] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] openat(AT_FDCWD, "./59/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6893] <... set_robust_list resumed>) = 0 [pid 6892] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 6893] rt_sigprocmask(SIG_SETMASK, [], [pid 6892] <... futex resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 6893] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6892] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6893] mkdir("./file0", 000 [pid 5065] rmdir("./60/file1" [pid 5061] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(4, [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 6893] <... mkdir resumed>) = 0 [pid 5065] getdents64(3, [pid 5061] getdents64(4, [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] <... umount2 resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6893] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6892] <... futex resumed>) = 0 [pid 5065] close(3 [pid 5062] umount2("./60/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(4 [pid 6893] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6892] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 6893] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6892] <... futex resumed>) = 0 [pid 6881] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] rmdir("./60" [pid 6893] mkdir("./bus", 000 [pid 6892] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6881] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./60/bus", [pid 5061] rmdir("./59/file0" [pid 6893] <... mkdir resumed>) = 0 [pid 6881] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 6881] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6893] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6881] <... mmap resumed>) = 0x7fef41191000 [pid 5062] umount2("./60/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6893] <... futex resumed>) = 1 [pid 6892] <... futex resumed>) = 0 [pid 6881] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./59/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6893] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6892] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6881] <... mprotect resumed>) = 0 [pid 5065] mkdir("./61", 0777 [pid 5062] openat(AT_FDCWD, "./60/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6893] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6892] <... futex resumed>) = 0 [pid 6881] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... mkdir resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6893] mkdir("./file1", 000 [pid 6892] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6881] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6881] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 6893] <... mkdir resumed>) = 0 [pid 6889] <... sendfile resumed>) = 4 [pid 6877] <... sendfile resumed>) = 4 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] newfstatat(4, "", [pid 5061] newfstatat(AT_FDCWD, "./59/file1", ./strace-static-x86_64: Process 6896 attached [pid 6893] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6889] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6877] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6896] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6893] <... futex resumed>) = 1 [pid 6892] <... futex resumed>) = 0 [pid 6889] <... futex resumed>) = 0 [pid 6874] exit_group(0 [pid 5062] getdents64(4, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6896] <... rseq resumed>) = 0 [pid 6893] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6892] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6881] <... clone3 resumed> => {parent_tid=[6896]}, 88) = 6896 [pid 6874] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 6897 attached [pid 6896] set_robust_list(0x7fef411b19a0, 24 [pid 6877] <... futex resumed>) = ? [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] umount2("./59/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6897] set_robust_list(0x555555f856a0, 24 [pid 6889] +++ exited with 0 +++ [pid 6877] +++ exited with 0 +++ [pid 6897] <... set_robust_list resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6892] <... futex resumed>) = 0 [pid 6897] chdir("./61" [pid 5061] openat(AT_FDCWD, "./59/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6897] <... chdir resumed>) = 0 [pid 5062] umount2("./60/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6897] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6892] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6897] setpgid(0, 0 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 6897 [pid 5061] <... openat resumed>) = 4 [pid 6897] <... setpgid resumed>) = 0 [pid 6896] <... set_robust_list resumed>) = 0 [pid 6897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6896] rt_sigprocmask(SIG_SETMASK, [], [pid 6881] rt_sigprocmask(SIG_SETMASK, [], [pid 6897] <... openat resumed>) = 3 [pid 6897] write(3, "1000", 4) = 4 [pid 6881] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6897] close(3 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6897] <... close resumed>) = 0 [pid 6897] symlink("/dev/binderfs", "./binderfs" [pid 6896] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6881] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./60/bus/file0", [pid 5061] newfstatat(4, "", [pid 6896] sendfile(3, 4, NULL, 281474978811911 [pid 6881] <... futex resumed>) = 0 [pid 6881] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6897] <... symlink resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] unlink("./60/bus/file0" [pid 5061] umount2("./59/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... unlink resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6897] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5061] newfstatat(AT_FDCWD, "./59/file1/work", [pid 6897] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6897] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6897] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 6893] <... mount resumed>) = 0 [pid 6874] +++ exited with 0 +++ [pid 5062] getdents64(4, [pid 5061] umount2("./59/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6897] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6874, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 6897] <... mprotect resumed>) = 0 [pid 6897] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6893] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6897] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6893] <... futex resumed>) = 1 [pid 6892] <... futex resumed>) = 0 [pid 6897] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6892] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 6899 attached [pid 6893] unlink(NULL [pid 6892] <... futex resumed>) = 0 [pid 5062] close(4 [pid 5061] openat(AT_FDCWD, "./59/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] umount2("./59", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6899] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6897] <... clone3 resumed> => {parent_tid=[6899]}, 88) = 6899 [pid 6893] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6892] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... close resumed>) = 0 [pid 5061] <... openat resumed>) = 5 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6899] <... rseq resumed>) = 0 [pid 6897] rt_sigprocmask(SIG_SETMASK, [], [pid 6893] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6899] set_robust_list(0x7fef411d29a0, 24 [pid 6897] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] openat(AT_FDCWD, "./59", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6899] <... set_robust_list resumed>) = 0 [pid 6897] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6893] <... futex resumed>) = 0 [pid 6892] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] rmdir("./60/bus" [pid 5061] newfstatat(5, "", [pid 5060] <... openat resumed>) = 3 [pid 6899] rt_sigprocmask(SIG_SETMASK, [], [pid 6897] <... futex resumed>) = 0 [pid 6893] chdir("./bus" [pid 6892] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6897] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6892] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6893] <... chdir resumed>) = 0 [pid 6899] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6893] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6899] mkdir("./file0", 000 [pid 6893] <... futex resumed>) = 1 [pid 6892] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] getdents64(5, [pid 5060] newfstatat(3, "", [pid 6899] <... mkdir resumed>) = 0 [pid 6893] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6892] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./60/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6893] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6892] <... futex resumed>) = 0 [pid 5061] getdents64(5, [pid 6893] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6892] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] close(5 [pid 6899] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(3, [pid 6899] <... futex resumed>) = 1 [pid 6897] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 6899] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6897] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./59/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6897] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./60/binderfs", [pid 5061] <... close resumed>) = 0 [pid 6899] mkdir("./bus", 000 [pid 6897] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] rmdir("./59/file1/work" [pid 6893] <... open resumed>) = 3 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6893] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6892] <... futex resumed>) = 0 [pid 5062] unlink("./60/binderfs" [pid 6892] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6892] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6893] fcntl(-1, F_SETFL, O_RDONLY [pid 6899] <... mkdir resumed>) = 0 [pid 6893] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5062] <... unlink resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 6893] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./60/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6893] <... futex resumed>) = 1 [pid 6892] <... futex resumed>) = 0 [pid 6893] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6892] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6892] <... futex resumed>) = 0 [pid 6899] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6892] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(AT_FDCWD, "./60/file0", [pid 5061] umount2("./59/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6899] <... futex resumed>) = 1 [pid 6897] <... futex resumed>) = 0 [pid 6899] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6897] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6897] <... futex resumed>) = 0 [pid 6893] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 100.089759][ T6893] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6899] mkdir("./file1", 000 [pid 6897] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6893] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5062] umount2("./60/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./59/file1/index", [pid 6899] <... mkdir resumed>) = 0 [pid 6893] <... openat resumed>) = 4 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6893] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./60/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6892] <... futex resumed>) = 0 [pid 6892] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 4 [pid 5061] umount2("./59/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6893] <... futex resumed>) = 1 [pid 6892] <... futex resumed>) = 0 [pid 6881] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] newfstatat(4, "", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6899] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6893] sendfile(4, 4, NULL, 7 [pid 6892] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6899] <... futex resumed>) = 1 [pid 6897] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] openat(AT_FDCWD, "./59/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6899] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6897] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5061] <... openat resumed>) = 5 [pid 6897] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(4, [pid 6896] <... sendfile resumed>) = 4 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 6896] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(5, "", [pid 6896] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6896] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] getdents64(4, [pid 5061] getdents64(5, [pid 6884] <... sendfile resumed>) = 4 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] close(4 [pid 5061] close(5 [pid 6884] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... close resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 6884] <... futex resumed>) = 0 [pid 5062] rmdir("./60/file0" [pid 5061] rmdir("./59/file1/index" [pid 6881] exit_group(0) = ? [pid 5061] <... rmdir resumed>) = 0 [pid 6896] <... futex resumed>) = ? [pid 5061] getdents64(4, [pid 6896] +++ exited with 0 +++ [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] close(4 [pid 5060] <... umount2 resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 5060] umount2("./59/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./59/bus", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./59/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./59/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5060] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] umount2("./59/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./59/bus/file0", {st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] unlink("./59/bus/file0" [pid 5062] umount2("./60/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... unlink resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./60/file1", [pid 5061] rmdir("./59/file1" [pid 5060] getdents64(4, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4) = 0 [pid 5060] rmdir("./59/bus" [pid 6884] +++ exited with 0 +++ [pid 6881] +++ exited with 0 +++ [pid 5062] umount2("./60/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 6899] <... mount resumed>) = 0 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6881, si_uid=0, si_status=0, si_utime=0, si_stime=8 /* 0.08 s */} --- [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(3, [pid 5060] umount2("./59/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] openat(AT_FDCWD, "./60/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] umount2("./61", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... openat resumed>) = 4 [pid 5061] close(3 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(4, "", [pid 5063] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... close resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./59/binderfs", [pid 6899] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 3 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] rmdir("./59" [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6899] <... futex resumed>) = 1 [pid 6897] <... futex resumed>) = 0 [pid 5063] newfstatat(3, "", [pid 5062] getdents64(4, [pid 5060] unlink("./59/binderfs" [pid 6899] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6897] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 6899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6897] <... futex resumed>) = 0 [pid 5063] getdents64(3, [pid 5062] umount2("./60/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] mkdir("./60", 0777 [pid 6899] unlink(NULL [pid 6897] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] umount2("./59/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6899] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5063] umount2("./61/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6899] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6897] <... futex resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./59/file0", [pid 6899] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6897] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6897] <... futex resumed>) = 0 [pid 6899] chdir("./bus" [pid 6897] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6899] <... chdir resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./60/file1/work", [pid 5061] <... mkdir resumed>) = 0 [pid 5060] umount2("./59/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6899] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6899] <... futex resumed>) = 1 [pid 6897] <... futex resumed>) = 0 [pid 6899] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6897] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] openat(AT_FDCWD, "./59/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6899] <... open resumed>) = 3 [pid 6897] <... futex resumed>) = 0 [pid 6892] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] umount2("./60/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] <... openat resumed>) = 4 [pid 6899] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6897] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6899] <... futex resumed>) = 0 [pid 6897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] newfstatat(4, "", [pid 6899] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6897] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6897] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6899] fcntl(-1, F_SETFL, O_RDONLY [pid 6897] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6901 attached [pid 6899] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(4, [pid 6899] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6892] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./60/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6901] set_robust_list(0x555555f856a0, 24 [pid 6899] <... futex resumed>) = 1 [pid 6897] <... futex resumed>) = 0 [pid 6892] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] <... openat resumed>) = 5 [pid 6901] <... set_robust_list resumed>) = 0 [pid 6899] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6897] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6901] chdir("./60" [pid 6899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6897] <... futex resumed>) = 0 [pid 5060] getdents64(4, [pid 6897] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6892] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] newfstatat(5, "", [pid 6901] <... chdir resumed>) = 0 [pid 6899] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6901] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6899] <... openat resumed>) = 4 [pid 6892] <... mmap resumed>) = 0x7fef41191000 [pid 5063] <... umount2 resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 6901 [pid 5060] close(4 [pid 6901] <... prctl resumed>) = 0 [pid 6899] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./61/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(5, [pid 5060] <... close resumed>) = 0 [pid 6901] setpgid(0, 0 [pid 6899] <... futex resumed>) = 1 [pid 6897] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./59/file0" [pid 6901] <... setpgid resumed>) = 0 [pid 6899] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6897] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./61/bus", [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... rmdir resumed>) = 0 [pid 6901] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6899] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6897] <... futex resumed>) = 0 [pid 6892] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] getdents64(5, [pid 6897] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6901] <... openat resumed>) = 3 [pid 6899] sendfile(4, 4, NULL, 7 [pid 6892] <... mprotect resumed>) = 0 [pid 5063] umount2("./61/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./59/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6892] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] close(5 [pid 6901] write(3, "1000", 4 [pid 6892] <... rt_sigprocmask resumed>[], 8) = 0 [ 100.161166][ T6899] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5063] openat(AT_FDCWD, "./61/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... close resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6901] <... write resumed>) = 4 [pid 5063] <... openat resumed>) = 4 [pid 5060] newfstatat(AT_FDCWD, "./59/file1", [pid 6892] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] rmdir("./60/file1/work" [pid 6901] close(3 [pid 5063] newfstatat(4, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6901] <... close resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6901] symlink("/dev/binderfs", "./binderfs" [pid 5060] umount2("./59/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6901] <... symlink resumed>) = 0 [pid 5063] getdents64(4, [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./60/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6902 attached [pid 6902] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6901] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6892] <... clone3 resumed> => {parent_tid=[6902]}, 88) = 6902 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./59/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6902] <... rseq resumed>) = 0 [pid 6901] <... futex resumed>) = 0 [pid 6892] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] umount2("./61/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(AT_FDCWD, "./60/file1/index", [pid 5060] <... openat resumed>) = 4 [pid 6902] set_robust_list(0x7fef411b19a0, 24 [pid 6901] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6892] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(4, "", [pid 6902] <... set_robust_list resumed>) = 0 [pid 6901] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5063] newfstatat(AT_FDCWD, "./61/bus/file0", [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6902] rt_sigprocmask(SIG_SETMASK, [], [pid 6901] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6892] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./60/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6902] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6892] <... futex resumed>) = 0 [pid 6902] sendfile(3, 4, NULL, 281474978811911 [pid 6892] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6901] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] openat(AT_FDCWD, "./60/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(4, [pid 6901] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] unlink("./61/bus/file0" [pid 5062] <... openat resumed>) = 5 [pid 6901] <... mmap resumed>) = 0x7fef411b2000 [pid 5063] <... unlink resumed>) = 0 [pid 5062] newfstatat(5, "", [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 6901] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5063] getdents64(4, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6901] <... mprotect resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] getdents64(5, [pid 6901] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] close(4 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] umount2("./59/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... close resumed>) = 0 [pid 6901] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] rmdir("./61/bus" [pid 5062] getdents64(5, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6901] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(AT_FDCWD, "./59/file1/work", ./strace-static-x86_64: Process 6904 attached [pid 6901] <... clone3 resumed> => {parent_tid=[6904]}, 88) = 6904 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] close(5 [pid 6904] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6901] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6904] <... rseq resumed>) = 0 [pid 6901] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] umount2("./61/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./59/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6904] set_robust_list(0x7fef411d29a0, 24 [pid 6901] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./60/file1/index" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6904] <... set_robust_list resumed>) = 0 [pid 6901] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./61/binderfs", [pid 6904] rt_sigprocmask(SIG_SETMASK, [], [pid 6901] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... rmdir resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./59/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6904] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6904] mkdir("./file0", 000 [pid 5062] getdents64(4, [pid 6904] <... mkdir resumed>) = 0 [pid 5063] unlink("./61/binderfs" [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... openat resumed>) = 5 [pid 5063] <... unlink resumed>) = 0 [pid 5062] close(4 [pid 5060] newfstatat(5, "", [pid 6904] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./61/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 6904] <... futex resumed>) = 1 [pid 6901] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6904] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6901] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./61/file0", [pid 5062] rmdir("./60/file1" [pid 5060] getdents64(5, [pid 6904] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6901] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6904] mkdir("./bus", 000 [pid 6901] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6897] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] umount2("./61/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6897] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(5, [pid 6897] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./61/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6904] <... mkdir resumed>) = 0 [pid 6897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] getdents64(3, [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6897] <... mmap resumed>) = 0x7fef41191000 [pid 5063] <... openat resumed>) = 4 [pid 5060] close(5 [pid 6897] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 6904] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(4, "", [pid 5060] <... close resumed>) = 0 [pid 6904] <... futex resumed>) = 1 [pid 6901] <... futex resumed>) = 0 [pid 6897] <... mprotect resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] close(3 [pid 5060] rmdir("./59/file1/work" [pid 6904] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6901] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6897] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] getdents64(4, [pid 5062] <... close resumed>) = 0 [pid 6904] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6901] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 6904] mkdir("./file1", 000 [pid 6901] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(4, [pid 5062] rmdir("./60" [pid 6904] <... mkdir resumed>) = 0 [pid 6897] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6892] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 6904] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6897] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 6892] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 5063] close(4 [pid 6892] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] mkdir("./61", 0777./strace-static-x86_64: Process 6905 attached [pid 6904] <... futex resumed>) = 1 [pid 6901] <... futex resumed>) = 0 [pid 6897] <... clone3 resumed> => {parent_tid=[6905]}, 88) = 6905 [pid 5063] <... close resumed>) = 0 [pid 5062] <... mkdir resumed>) = 0 [pid 5060] umount2("./59/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6905] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6904] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6902] <... sendfile resumed>) = 4 [pid 6901] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6897] rt_sigprocmask(SIG_SETMASK, [], [pid 6893] <... sendfile resumed>) = 4 [pid 5063] rmdir("./61/file0" [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6905] <... rseq resumed>) = 0 [pid 6902] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6901] <... futex resumed>) = 0 [pid 6897] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6893] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6892] exit_group(0./strace-static-x86_64: Process 6907 attached [pid 6905] set_robust_list(0x7fef411b19a0, 24 [pid 6904] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6902] <... futex resumed>) = ? [pid 6901] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6897] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6893] <... futex resumed>) = ? [pid 6892] <... exit_group resumed>) = ? [pid 5063] <... rmdir resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./59/file1/index", [pid 6907] set_robust_list(0x555555f856a0, 24 [pid 6905] <... set_robust_list resumed>) = 0 [pid 6904] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6902] +++ exited with 0 +++ [pid 6897] <... futex resumed>) = 0 [pid 6893] +++ exited with 0 +++ [pid 5063] umount2("./61/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6907] <... set_robust_list resumed>) = 0 [pid 6905] rt_sigprocmask(SIG_SETMASK, [], [pid 6897] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6907] chdir("./61" [pid 6905] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6892] +++ exited with 0 +++ [pid 5063] newfstatat(AT_FDCWD, "./61/file1", [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 6907 [pid 5060] umount2("./59/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6907] <... chdir resumed>) = 0 [pid 6905] sendfile(3, 4, NULL, 281474978811911 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6907] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6892, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5063] umount2("./61/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./59/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6907] <... prctl resumed>) = 0 [pid 5068] umount2("./62", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6907] setpgid(0, 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6907] <... setpgid resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5068] <... openat resumed>) = 3 [pid 6907] <... openat resumed>) = 3 [pid 5068] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(3, 0x555555f86730 /* 6 entries */, 32768) = 168 [pid 6907] write(3, "1000", 4 [pid 5068] umount2("./62/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6907] <... write resumed>) = 4 [pid 6907] close(3) = 0 [pid 6907] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5060] <... openat resumed>) = 5 [pid 5063] openat(AT_FDCWD, "./61/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6907] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 4 [pid 5060] newfstatat(5, "", [pid 5063] newfstatat(4, "", [pid 6907] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6907] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5063] getdents64(4, [pid 6907] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6907] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6907] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 6907] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6904] <... mount resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 6907] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] umount2("./61/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(5, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6907] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] newfstatat(AT_FDCWD, "./61/file1/work", [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6907] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5060] getdents64(5, ./strace-static-x86_64: Process 6909 attached [pid 5063] umount2("./61/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6909] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6907] <... clone3 resumed> => {parent_tid=[6909]}, 88) = 6909 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] close(5 [pid 5063] openat(AT_FDCWD, "./61/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6909] <... rseq resumed>) = 0 [pid 6907] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] <... openat resumed>) = 5 [pid 5060] <... close resumed>) = 0 [pid 6909] set_robust_list(0x7fef411d29a0, 24 [pid 6907] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6904] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(5, "", [pid 5060] rmdir("./59/file1/index" [pid 6909] <... set_robust_list resumed>) = 0 [pid 6907] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6904] <... futex resumed>) = 1 [pid 6901] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6909] rt_sigprocmask(SIG_SETMASK, [], [pid 6907] <... futex resumed>) = 0 [pid 6901] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... rmdir resumed>) = 0 [pid 6909] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6907] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(5, [pid 6909] mkdir("./file0", 000 [pid 6901] <... futex resumed>) = 0 [pid 5060] getdents64(4, [pid 6904] unlink(NULL [pid 6901] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6904] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5063] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6909] <... mkdir resumed>) = 0 [pid 5063] close(5 [pid 5060] close(4 [pid 6909] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6904] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 6909] <... futex resumed>) = 1 [pid 6907] <... futex resumed>) = 0 [pid 6904] <... futex resumed>) = 1 [pid 6901] <... futex resumed>) = 0 [pid 5068] umount2("./62/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./61/file1/work" [pid 5060] rmdir("./59/file1" [pid 6909] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6907] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6904] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6901] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... rmdir resumed>) = 0 [pid 6909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6907] <... futex resumed>) = 0 [pid 6904] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6901] <... futex resumed>) = 0 [pid 6897] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] newfstatat(AT_FDCWD, "./62/bus", [pid 5063] umount2("./61/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 6909] mkdir("./bus", 000 [pid 6907] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6904] chdir("./bus" [pid 6901] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(3, [pid 5063] newfstatat(AT_FDCWD, "./61/file1/index", [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 6909] <... mkdir resumed>) = 0 [pid 6904] <... chdir resumed>) = 0 [pid 5068] umount2("./62/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6905] <... sendfile resumed>) = 4 [pid 5060] close(3 [pid 6905] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6904] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6899] <... sendfile resumed>) = 4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./61/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6905] <... futex resumed>) = 0 [pid 6904] <... futex resumed>) = 1 [pid 6901] <... futex resumed>) = 0 [pid 6899] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./62/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... close resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6905] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6904] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6901] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6899] <... futex resumed>) = 0 [pid 6904] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6901] <... futex resumed>) = 0 [pid 6899] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... openat resumed>) = 4 [pid 5063] openat(AT_FDCWD, "./61/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] rmdir("./59" [pid 6904] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [ 100.311562][ T6904] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6901] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(4, "", [pid 6909] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6904] <... open resumed>) = 3 [pid 6897] exit_group(0 [pid 5063] <... openat resumed>) = 5 [pid 5060] <... rmdir resumed>) = 0 [pid 6909] <... futex resumed>) = 1 [pid 6907] <... futex resumed>) = 0 [pid 6905] <... futex resumed>) = ? [pid 6904] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6899] <... futex resumed>) = ? [pid 6897] <... exit_group resumed>) = ? [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] newfstatat(5, "", [pid 5060] mkdir("./60", 0777 [pid 6909] mkdir("./file1", 000 [pid 6907] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6905] +++ exited with 0 +++ [pid 6904] <... futex resumed>) = 1 [pid 6901] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6909] <... mkdir resumed>) = 0 [pid 6907] <... futex resumed>) = 0 [pid 6904] fcntl(-1, F_SETFL, O_RDONLY [pid 6901] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6899] +++ exited with 0 +++ [pid 6897] +++ exited with 0 +++ [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] getdents64(5, [pid 5060] <... mkdir resumed>) = 0 [pid 6907] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6901] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6901] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(5, [pid 6904] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5068] umount2("./62/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6897, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- ./strace-static-x86_64: Process 6910 attached [pid 6904] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6910] set_robust_list(0x555555f856a0, 24 [pid 6904] <... futex resumed>) = 0 [pid 6901] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./62/bus/file0", [pid 5063] close(5 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 6910 [pid 6910] <... set_robust_list resumed>) = 0 [pid 6909] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6904] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6901] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./61", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... close resumed>) = 0 [pid 6910] chdir("./60" [pid 6909] <... futex resumed>) = 1 [pid 6907] <... futex resumed>) = 0 [pid 6904] <... openat resumed>) = 4 [pid 6901] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] unlink("./62/bus/file0" [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] rmdir("./61/file1/index" [pid 6910] <... chdir resumed>) = 0 [pid 6909] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6907] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6904] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6901] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6910] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6907] <... futex resumed>) = 0 [pid 6904] <... futex resumed>) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 6910] <... prctl resumed>) = 0 [pid 6907] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6901] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 3 [pid 6904] sendfile(4, 4, NULL, 7 [pid 6910] setpgid(0, 0 [pid 6901] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5065] newfstatat(3, "", [pid 5063] getdents64(4, [pid 6910] <... setpgid resumed>) = 0 [pid 6901] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6910] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5068] close(4 [pid 5065] getdents64(3, [pid 6910] <... openat resumed>) = 3 [pid 5068] <... close resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] close(4 [pid 5068] rmdir("./62/bus" [pid 5063] <... close resumed>) = 0 [pid 6910] write(3, "1000", 4 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] umount2("./61/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./61/file1" [pid 6910] <... write resumed>) = 4 [pid 6910] close(3) = 0 [pid 6910] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5068] umount2("./62/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(3, [pid 6910] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./62/binderfs", [pid 6910] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 6910] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] unlink("./62/binderfs" [pid 5063] close(3) = 0 [pid 6910] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5063] rmdir("./61" [pid 6910] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6910] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 6910] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5068] umount2("./62/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6910] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] newfstatat(AT_FDCWD, "./62/file0", [pid 5063] mkdir("./62", 0777) = 0 [pid 6910] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6910] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] umount2("./62/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6910] <... clone3 resumed> => {parent_tid=[6913]}, 88) = 6913 [pid 5068] openat(AT_FDCWD, "./62/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 6913 attached [pid 6910] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... openat resumed>) = 4 [pid 6913] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053) = 0 [pid 6910] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] newfstatat(4, "", ./strace-static-x86_64: Process 6914 attached [pid 6913] set_robust_list(0x7fef411d29a0, 24 [pid 6910] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 6914 [pid 5068] getdents64(4, [pid 6910] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 6910] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, [pid 6914] set_robust_list(0x555555f856a0, 24 [pid 6913] <... set_robust_list resumed>) = 0 [pid 6909] <... mount resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6913] rt_sigprocmask(SIG_SETMASK, [], [pid 6909] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6914] <... set_robust_list resumed>) = 0 [pid 6913] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6909] <... futex resumed>) = 1 [pid 6913] mkdir("./file0", 000 [pid 6909] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] close(4 [pid 6907] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 6907] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./62/file0" [pid 5065] <... umount2 resumed>) = 0 [pid 6913] <... mkdir resumed>) = 0 [pid 6914] chdir("./62" [pid 6913] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6909] <... futex resumed>) = 0 [pid 6907] <... futex resumed>) = 1 [pid 6901] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... rmdir resumed>) = 0 [pid 5065] umount2("./61/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6914] <... chdir resumed>) = 0 [pid 6913] <... futex resumed>) = 1 [pid 6909] unlink(NULL [pid 6914] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6913] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6914] <... prctl resumed>) = 0 [pid 6909] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6914] setpgid(0, 0 [pid 6909] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6907] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6901] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6909] <... futex resumed>) = 0 [pid 6907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6901] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./61/bus", [pid 6914] <... setpgid resumed>) = 0 [pid 6909] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6907] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6901] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6910] <... futex resumed>) = 0 [pid 6909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6907] <... futex resumed>) = 0 [pid 6901] <... mmap resumed>) = 0x7fef41191000 [pid 5068] umount2("./62/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./61/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6910] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6909] chdir("./bus" [pid 6907] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6901] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6914] <... openat resumed>) = 3 [pid 6913] <... futex resumed>) = 0 [pid 6910] <... futex resumed>) = 1 [pid 6909] <... chdir resumed>) = 0 [pid 6901] <... mprotect resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./62/file1", [pid 5065] openat(AT_FDCWD, "./61/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6913] mkdir("./bus", 000 [pid 6910] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6909] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6901] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... openat resumed>) = 4 [pid 6901] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] umount2("./62/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(4, "", [pid 6913] <... mkdir resumed>) = 0 [pid 6909] <... futex resumed>) = 1 [pid 6907] <... futex resumed>) = 0 [pid 6901] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 6915 attached [pid 6913] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6909] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6907] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./62/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] getdents64(4, [pid 6915] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6914] write(3, "1000", 4 [pid 6913] <... futex resumed>) = 1 [pid 6910] <... futex resumed>) = 0 [ 100.396772][ T6909] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6907] <... futex resumed>) = 0 [pid 6901] <... clone3 resumed> => {parent_tid=[6915]}, 88) = 6915 [pid 5068] <... openat resumed>) = 4 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 6915] <... rseq resumed>) = 0 [pid 6914] <... write resumed>) = 4 [pid 6913] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6910] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6909] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6907] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6901] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] newfstatat(4, "", [pid 5065] umount2("./61/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6915] set_robust_list(0x7fef411b19a0, 24 [pid 6914] close(3 [pid 6913] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6910] <... futex resumed>) = 0 [pid 6901] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6915] <... set_robust_list resumed>) = 0 [pid 6910] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6901] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5065] newfstatat(AT_FDCWD, "./61/bus/file0", [pid 6915] rt_sigprocmask(SIG_SETMASK, [], [pid 6914] <... close resumed>) = 0 [pid 6913] mkdir("./file1", 000 [pid 6909] <... open resumed>) = 3 [pid 6901] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6915] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6914] symlink("/dev/binderfs", "./binderfs" [pid 6901] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] unlink("./61/bus/file0" [pid 6915] sendfile(3, 4, NULL, 281474978811911 [pid 6914] <... symlink resumed>) = 0 [pid 6913] <... mkdir resumed>) = 0 [pid 5068] umount2("./62/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... unlink resumed>) = 0 [pid 6914] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(4, [pid 6914] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./62/file1/work", [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6914] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] close(4 [pid 6914] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6913] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6909] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./62/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... close resumed>) = 0 [pid 6914] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6913] <... futex resumed>) = 1 [pid 6910] <... futex resumed>) = 0 [pid 6909] <... futex resumed>) = 1 [pid 6907] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6913] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6910] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6909] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6907] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] rmdir("./61/bus" [pid 6914] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6910] <... futex resumed>) = 0 [pid 6909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6907] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./62/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... rmdir resumed>) = 0 [pid 6914] <... mmap resumed>) = 0x7fef411b2000 [pid 6910] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6907] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 5 [pid 6914] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6909] fcntl(-1, F_SETFL, O_RDONLY [pid 6914] <... mprotect resumed>) = 0 [pid 6909] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5068] newfstatat(5, "", [pid 5065] umount2("./61/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6914] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6909] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6914] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6909] <... futex resumed>) = 1 [pid 6907] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 5065] newfstatat(AT_FDCWD, "./61/binderfs", [pid 6914] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6909] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6907] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6907] <... futex resumed>) = 0 [pid 6907] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] close(5 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] unlink("./61/binderfs" [pid 5068] rmdir("./62/file1/work" [pid 5065] <... unlink resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5068] umount2("./62/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./62/file1/index", [pid 5065] umount2("./61/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] umount2("./62/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(AT_FDCWD, "./61/file0", [pid 6909] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] openat(AT_FDCWD, "./62/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5068] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] getdents64(5, [pid 5065] umount2("./61/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] close(5 [pid 5065] openat(AT_FDCWD, "./61/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... close resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5068] rmdir("./62/file1/index" [pid 5065] newfstatat(4, "", ./strace-static-x86_64: Process 6918 attached [pid 6914] <... clone3 resumed> => {parent_tid=[6918]}, 88) = 6918 [pid 6909] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] close(4) = 0 [pid 5065] getdents64(4, [pid 5068] rmdir("./62/file1" [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(4, [pid 6918] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6914] rt_sigprocmask(SIG_SETMASK, [], [pid 6909] <... openat resumed>) = 4 [pid 6918] <... rseq resumed>) = 0 [pid 6918] set_robust_list(0x7fef411d29a0, 24 [pid 6909] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6918] <... set_robust_list resumed>) = 0 [pid 6914] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6909] <... futex resumed>) = 1 [pid 5068] getdents64(3, [pid 5065] close(4 [pid 6918] rt_sigprocmask(SIG_SETMASK, [], [pid 6914] <... futex resumed>) = 0 [pid 6909] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6918] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6914] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6918] mkdir("./file0", 000 [pid 6907] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] <... close resumed>) = 0 [pid 5068] close(3 [pid 5065] rmdir("./61/file0" [pid 6918] <... mkdir resumed>) = 0 [pid 6907] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 6909] <... futex resumed>) = 0 [pid 6907] <... futex resumed>) = 1 [pid 5068] rmdir("./62" [pid 5065] umount2("./61/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6909] sendfile(4, 4, NULL, 7 [pid 6907] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6918] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./61/file1", [pid 6918] <... futex resumed>) = 1 [pid 6914] <... futex resumed>) = 0 [pid 5068] mkdir("./63", 0777 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6918] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6914] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... mkdir resumed>) = 0 [pid 5065] umount2("./61/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6914] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6918] mkdir("./bus", 000 [pid 6914] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] openat(AT_FDCWD, "./61/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 6901] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] newfstatat(4, "", [pid 6918] <... mkdir resumed>) = 0 [pid 6913] <... mount resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] umount2("./61/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6918] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6913] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6919 attached [pid 6918] <... futex resumed>) = 1 [pid 6914] <... futex resumed>) = 0 [pid 6913] <... futex resumed>) = 1 [pid 6910] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./61/file1/work", [pid 6919] set_robust_list(0x555555f856a0, 24 [pid 6918] mkdir("./file1", 000 [pid 6914] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6913] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6910] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 6919 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6919] <... set_robust_list resumed>) = 0 [pid 6914] <... futex resumed>) = 0 [pid 6913] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6910] <... futex resumed>) = 0 [pid 5065] umount2("./61/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6919] chdir("./63" [pid 6914] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6913] unlink(NULL [pid 6910] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6918] <... mkdir resumed>) = 0 [pid 6913] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5065] openat(AT_FDCWD, "./61/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6919] <... chdir resumed>) = 0 [pid 6919] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5065] <... openat resumed>) = 5 [pid 6919] <... prctl resumed>) = 0 [pid 6919] setpgid(0, 0) = 0 [pid 5065] newfstatat(5, "", [pid 6919] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6919] <... openat resumed>) = 3 [pid 5065] getdents64(5, [pid 6919] write(3, "1000", 4 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6919] <... write resumed>) = 4 [pid 5065] getdents64(5, [pid 6919] close(3 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6919] <... close resumed>) = 0 [pid 5065] close(5 [pid 6919] symlink("/dev/binderfs", "./binderfs" [pid 5065] <... close resumed>) = 0 [pid 6918] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6913] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6919] <... symlink resumed>) = 0 [pid 6918] <... futex resumed>) = 1 [pid 6915] <... sendfile resumed>) = 4 [pid 6914] <... futex resumed>) = 0 [pid 6913] <... futex resumed>) = 1 [pid 6910] <... futex resumed>) = 0 [pid 6904] <... sendfile resumed>) = 4 [pid 5065] rmdir("./61/file1/work" [pid 6918] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6914] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6913] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6910] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6919] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6904] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6915] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6919] <... futex resumed>) = 0 [pid 6918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6915] <... futex resumed>) = 0 [pid 6914] <... futex resumed>) = 0 [pid 6913] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6910] <... futex resumed>) = 0 [ 100.475919][ T6913] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6904] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 6919] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6918] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6915] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6914] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6913] chdir("./bus" [pid 6910] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6904] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] umount2("./61/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6919] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6919] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6913] <... chdir resumed>) = 0 [pid 6901] exit_group(0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6919] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6904] <... futex resumed>) = ? [pid 6901] <... exit_group resumed>) = ? [pid 5065] newfstatat(AT_FDCWD, "./61/file1/index", [pid 6915] <... futex resumed>) = ? [pid 6919] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6904] +++ exited with 0 +++ [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6915] +++ exited with 0 +++ [pid 5065] umount2("./61/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6919] <... mmap resumed>) = 0x7fef411b2000 [pid 6919] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6913] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6919] <... mprotect resumed>) = 0 [pid 6913] <... futex resumed>) = 1 [pid 6910] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./61/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6919] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6913] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6910] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6901] +++ exited with 0 +++ [pid 6907] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... openat resumed>) = 5 [pid 6919] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6907] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(5, "", [pid 6919] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6907] <... futex resumed>) = 0 [pid 6910] <... futex resumed>) = 0 [pid 6910] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6907] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6901, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- ./strace-static-x86_64: Process 6921 attached [pid 6919] <... clone3 resumed> => {parent_tid=[6921]}, 88) = 6921 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6921] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6919] rt_sigprocmask(SIG_SETMASK, [], [pid 6907] <... mmap resumed>) = 0x7fef41191000 [pid 6921] <... rseq resumed>) = 0 [pid 6919] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6907] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] getdents64(5, [pid 6919] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6919] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6913] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6921] set_robust_list(0x7fef411d29a0, 24 [pid 6913] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6907] <... mprotect resumed>) = 0 [pid 5065] getdents64(5, [pid 6921] <... set_robust_list resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6921] rt_sigprocmask(SIG_SETMASK, [], [pid 6907] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] close(5 [pid 6921] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6921] mkdir("./file0", 000 [pid 6913] <... open resumed>) = 3 [pid 5065] <... close resumed>) = 0 [pid 6913] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] rmdir("./61/file1/index" [pid 5061] umount2("./60", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6921] <... mkdir resumed>) = 0 [pid 6913] <... futex resumed>) = 1 [pid 6910] <... futex resumed>) = 0 [pid 6907] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6921] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6913] fcntl(-1, F_SETFL, O_RDONLY [pid 6910] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6907] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6921] <... futex resumed>) = 1 [pid 6919] <... futex resumed>) = 0 [pid 6913] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6910] <... futex resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6922 attached [pid 6921] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6919] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6913] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6910] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6907] <... clone3 resumed> => {parent_tid=[6922]}, 88) = 6922 [pid 5065] getdents64(4, [pid 6922] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6919] <... futex resumed>) = 0 [pid 6913] <... futex resumed>) = 0 [pid 6910] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6907] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] <... openat resumed>) = 3 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6922] <... rseq resumed>) = 0 [pid 6921] mkdir("./bus", 000 [pid 6919] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6913] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6910] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6907] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] close(4 [pid 5061] newfstatat(3, "", [pid 6922] set_robust_list(0x7fef411b19a0, 24 [pid 6921] <... mkdir resumed>) = 0 [pid 6918] <... mount resumed>) = 0 [pid 6913] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6910] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6922] <... set_robust_list resumed>) = 0 [pid 6913] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6910] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6922] rt_sigprocmask(SIG_SETMASK, [], [pid 6913] <... openat resumed>) = 4 [pid 5065] rmdir("./61/file1" [pid 6922] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6913] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6907] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(3, [pid 6922] sendfile(3, 4, NULL, 281474978811911 [pid 6921] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6913] <... futex resumed>) = 1 [pid 6910] <... futex resumed>) = 0 [pid 6907] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 6921] <... futex resumed>) = 1 [pid 6919] <... futex resumed>) = 0 [pid 6918] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6913] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6910] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6907] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] umount2("./60/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6921] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6919] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6918] <... futex resumed>) = 1 [pid 6914] <... futex resumed>) = 0 [pid 6913] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6910] <... futex resumed>) = 0 [pid 5065] getdents64(3, [pid 6921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6919] <... futex resumed>) = 0 [pid 6918] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6914] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6913] sendfile(4, 4, NULL, 7 [pid 6910] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6921] mkdir("./file1", 000 [pid 6919] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6914] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 6918] unlink(NULL [pid 6914] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6921] <... mkdir resumed>) = 0 [pid 6918] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5065] close(3 [pid 6918] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 6914] <... futex resumed>) = 0 [pid 6914] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] rmdir("./61" [pid 6914] <... futex resumed>) = 0 [pid 6914] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6918] <... futex resumed>) = 1 [pid 6918] chdir("./bus" [pid 6921] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6918] <... chdir resumed>) = 0 [pid 6921] <... futex resumed>) = 1 [pid 6919] <... futex resumed>) = 0 [pid 6921] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6919] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6918] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6914] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 6921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6919] <... futex resumed>) = 0 [pid 6918] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6914] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6921] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6919] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6918] <... open resumed>) = 3 [pid 6914] <... futex resumed>) = 0 [pid 5065] mkdir("./62", 0777 [pid 6914] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6918] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6914] <... futex resumed>) = 0 [ 100.549756][ T6918] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5065] <... mkdir resumed>) = 0 [pid 6918] <... futex resumed>) = 1 [pid 6914] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = 0 [pid 6914] <... futex resumed>) = 0 [pid 6914] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6918] fcntl(-1, F_SETFL, O_RDONLY [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] umount2("./60/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./60/bus", [pid 6918] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6918] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6914] <... futex resumed>) = 0 [pid 5061] umount2("./60/bus", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6924 attached [pid 6918] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6914] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6924] set_robust_list(0x555555f856a0, 24 [pid 6922] <... sendfile resumed>) = 4 [pid 6918] <... openat resumed>) = 4 [pid 6914] <... futex resumed>) = 0 [pid 6909] <... sendfile resumed>) = 4 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 6924 [pid 5061] openat(AT_FDCWD, "./60/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6924] <... set_robust_list resumed>) = 0 [pid 6922] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6918] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6914] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6909] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6924] chdir("./62" [pid 6922] <... futex resumed>) = 1 [pid 6918] <... futex resumed>) = 0 [pid 6914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6909] <... futex resumed>) = 0 [pid 6907] <... futex resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 6924] <... chdir resumed>) = 0 [pid 6922] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6921] <... mount resumed>) = 0 [pid 6918] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6914] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6909] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6907] exit_group(0 [pid 5061] newfstatat(4, "", [pid 6924] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6922] <... futex resumed>) = ? [pid 6921] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6918] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6914] <... futex resumed>) = 0 [pid 6909] <... futex resumed>) = ? [pid 6907] <... exit_group resumed>) = ? [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6924] <... prctl resumed>) = 0 [pid 6922] +++ exited with 0 +++ [pid 6921] <... futex resumed>) = 1 [pid 6919] <... futex resumed>) = 0 [pid 6918] sendfile(4, 4, NULL, 7 [pid 6914] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6909] +++ exited with 0 +++ [pid 5061] getdents64(4, [pid 6921] unlink(NULL [pid 6919] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6921] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6919] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 6924] setpgid(0, 0 [pid 6921] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6919] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] umount2("./60/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6924] <... setpgid resumed>) = 0 [pid 6921] <... futex resumed>) = 0 [pid 6919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6907] +++ exited with 0 +++ [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6921] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6919] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6910] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6907, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5061] newfstatat(AT_FDCWD, "./60/bus/file0", [pid 6924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6919] <... futex resumed>) = 0 [pid 6910] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6921] chdir("./bus" [pid 6919] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6910] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6924] <... openat resumed>) = 3 [pid 6921] <... chdir resumed>) = 0 [pid 6910] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] unlink("./60/bus/file0" [pid 6924] write(3, "1000", 4 [pid 6921] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6910] <... mmap resumed>) = 0x7fef41191000 [pid 6910] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 6921] <... futex resumed>) = 1 [pid 6919] <... futex resumed>) = 0 [pid 6910] <... mprotect resumed>) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 6924] <... write resumed>) = 4 [pid 6921] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6919] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6910] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] umount2("./61", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 6924] close(3 [pid 6921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6919] <... futex resumed>) = 0 [pid 6910] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6924] <... close resumed>) = 0 [pid 6921] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6919] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6910] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6926 attached [pid 6924] symlink("/dev/binderfs", "./binderfs" [pid 6926] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6910] <... clone3 resumed> => {parent_tid=[6926]}, 88) = 6926 [pid 6926] <... rseq resumed>) = 0 [pid 6921] <... open resumed>) = 3 [pid 6910] rt_sigprocmask(SIG_SETMASK, [], [pid 6924] <... symlink resumed>) = 0 [pid 5061] close(4 [pid 5062] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6926] set_robust_list(0x7fef411b19a0, 24 [pid 6924] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6910] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] <... close resumed>) = 0 [pid 6926] <... set_robust_list resumed>) = 0 [pid 6924] <... futex resumed>) = 0 [pid 6910] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 3 [pid 5061] rmdir("./60/bus" [pid 6926] rt_sigprocmask(SIG_SETMASK, [], [pid 6924] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6910] <... futex resumed>) = 0 [pid 5062] newfstatat(3, "", [pid 6926] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6924] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6921] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6910] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... rmdir resumed>) = 0 [pid 6926] sendfile(3, 4, NULL, 281474978811911 [pid 6924] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6919] <... futex resumed>) = 0 [pid 6921] <... futex resumed>) = 1 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./60/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6924] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6921] fcntl(-1, F_SETFL, O_RDONLY [pid 6919] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6924] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6921] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6919] <... futex resumed>) = 0 [pid 5062] getdents64(3, [pid 5061] newfstatat(AT_FDCWD, "./60/binderfs", [pid 6924] <... mmap resumed>) = 0x7fef411b2000 [pid 6921] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6919] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6924] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6921] <... futex resumed>) = 0 [pid 6919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6924] <... mprotect resumed>) = 0 [pid 6921] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6919] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./61/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] unlink("./60/binderfs" [pid 6919] <... futex resumed>) = 0 [ 100.607781][ T6921] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6919] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6924] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6921] <... openat resumed>) = 4 [pid 5061] <... unlink resumed>) = 0 [pid 6924] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6921] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./60/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6924] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6921] <... futex resumed>) = 1 [pid 6919] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6928 attached [pid 6921] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6919] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(AT_FDCWD, "./60/file0", [pid 6928] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6924] <... clone3 resumed> => {parent_tid=[6928]}, 88) = 6928 [pid 6921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6919] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6928] <... rseq resumed>) = 0 [pid 6924] rt_sigprocmask(SIG_SETMASK, [], [pid 6921] sendfile(4, 4, NULL, 7 [pid 6919] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6928] set_robust_list(0x7fef411d29a0, 24 [pid 6924] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] umount2("./60/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6924] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6928] <... set_robust_list resumed>) = 0 [pid 6924] <... futex resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./60/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6928] rt_sigprocmask(SIG_SETMASK, [], [pid 6924] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... openat resumed>) = 4 [pid 6928] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... umount2 resumed>) = 0 [pid 5061] newfstatat(4, "", [pid 6928] mkdir("./file0", 000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] umount2("./61/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 6914] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6914] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 6914] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./61/bus", [pid 6914] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(4, [pid 6914] <... mmap resumed>) = 0x7fef41191000 [pid 6914] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] umount2("./61/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6914] <... mprotect resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] close(4 [pid 6914] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] openat(AT_FDCWD, "./61/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... close resumed>) = 0 [pid 6914] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6928] <... mkdir resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 6928] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6914] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] newfstatat(4, "", [pid 5061] rmdir("./60/file0"./strace-static-x86_64: Process 6929 attached [pid 6928] <... futex resumed>) = 1 [pid 6924] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 6924] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6914] <... clone3 resumed> => {parent_tid=[6929]}, 88) = 6929 [pid 6929] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6928] mkdir("./bus", 000 [pid 6924] <... futex resumed>) = 0 [pid 6914] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] getdents64(4, [pid 5061] umount2("./60/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6924] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./61/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6928] <... mkdir resumed>) = 0 [pid 6914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] newfstatat(AT_FDCWD, "./60/file1", [pid 6929] <... rseq resumed>) = 0 [pid 6914] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6929] set_robust_list(0x7fef411b19a0, 24 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6929] <... set_robust_list resumed>) = 0 [pid 6914] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./61/bus/file0", [pid 6929] rt_sigprocmask(SIG_SETMASK, [], [pid 6914] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./60/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6929] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6929] sendfile(3, 4, NULL, 281474978811911 [pid 6928] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] unlink("./61/bus/file0" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6928] <... futex resumed>) = 1 [pid 6924] <... futex resumed>) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./60/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6924] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6928] mkdir("./file1", 000 [pid 6924] <... futex resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 6924] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(4, "", [pid 6928] <... mkdir resumed>) = 0 [pid 5062] getdents64(4, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(4, [pid 5062] close(4 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] <... close resumed>) = 0 [pid 5062] rmdir("./61/bus" [pid 5061] umount2("./60/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6928] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6924] <... futex resumed>) = 0 [pid 6928] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6924] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6928] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6924] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./60/file1/work", [pid 6924] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6928] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5062] umount2("./61/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./60/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6910] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] newfstatat(AT_FDCWD, "./61/binderfs", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] openat(AT_FDCWD, "./60/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] unlink("./61/binderfs" [pid 5061] <... openat resumed>) = 5 [pid 5062] <... unlink resumed>) = 0 [pid 5061] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] umount2("./61/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(5, [pid 5062] newfstatat(AT_FDCWD, "./61/file0", [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(5, [pid 5062] umount2("./61/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] close(5 [pid 5062] openat(AT_FDCWD, "./61/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... close resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5061] rmdir("./60/file1/work" [pid 5062] newfstatat(4, "", [pid 5061] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] umount2("./60/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(4) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./61/file0" [pid 5061] newfstatat(AT_FDCWD, "./60/file1/index", [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./60/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./61/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./61/file1", [pid 5061] openat(AT_FDCWD, "./60/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... openat resumed>) = 5 [pid 5062] umount2("./61/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(5, "", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] openat(AT_FDCWD, "./61/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5061] getdents64(5, [pid 5062] newfstatat(4, "", [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(5, [pid 5062] getdents64(4, [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] close(5 [pid 5062] umount2("./61/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] rmdir("./60/file1/index" [pid 5062] newfstatat(AT_FDCWD, "./61/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./61/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./61/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5061] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6928] <... mount resumed>) = 0 [pid 6919] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] newfstatat(5, "", [pid 5061] close(4 [pid 6928] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6919] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6928] <... futex resumed>) = 1 [pid 6924] <... futex resumed>) = 0 [pid 6919] <... futex resumed>) = 0 [pid 5062] getdents64(5, [pid 5061] <... close resumed>) = 0 [pid 6928] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6924] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6919] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6914] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] rmdir("./60/file1" [pid 6928] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6926] <... sendfile resumed>) = 4 [pid 6924] <... futex resumed>) = 0 [pid 6919] <... mmap resumed>) = 0x7fef41191000 [pid 6913] <... sendfile resumed>) = 4 [pid 6928] unlink(NULL [pid 6926] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6913] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6928] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6926] <... futex resumed>) = 0 [pid 6924] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6919] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 6913] <... futex resumed>) = 0 [pid 6910] exit_group(0 [pid 5061] <... rmdir resumed>) = 0 [pid 6928] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6919] <... mprotect resumed>) = 0 [pid 6910] <... exit_group resumed>) = ? [pid 5062] getdents64(5, [pid 6928] <... futex resumed>) = 1 [pid 6926] +++ exited with 0 +++ [pid 6924] <... futex resumed>) = 0 [pid 6919] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6913] +++ exited with 0 +++ [pid 6910] +++ exited with 0 +++ [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(3, [pid 6928] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6924] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6919] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] close(5 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6910, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 6928] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6924] <... futex resumed>) = 0 [pid 6919] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] <... close resumed>) = 0 [pid 5061] close(3./strace-static-x86_64: Process 6931 attached [pid 6928] chdir("./bus" [pid 6924] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] rmdir("./61/file1/work" [pid 6931] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6928] <... chdir resumed>) = 0 [pid 6919] <... clone3 resumed> => {parent_tid=[6931]}, 88) = 6931 [pid 5061] <... close resumed>) = 0 [pid 6931] <... rseq resumed>) = 0 [pid 6928] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6919] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] <... rmdir resumed>) = 0 [pid 5061] rmdir("./60" [pid 6931] set_robust_list(0x7fef411b19a0, 24 [pid 6928] <... futex resumed>) = 1 [pid 6924] <... futex resumed>) = 0 [pid 6919] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6931] <... set_robust_list resumed>) = 0 [pid 6928] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6924] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6919] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6931] rt_sigprocmask(SIG_SETMASK, [], [pid 6928] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6924] <... futex resumed>) = 0 [pid 6919] <... futex resumed>) = 0 [pid 6931] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6928] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6924] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6919] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./61/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 5060] umount2("./60", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6931] sendfile(3, 4, NULL, 281474978811911 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6928] <... open resumed>) = 3 [pid 5062] newfstatat(AT_FDCWD, "./61/file1/index", [pid 5061] mkdir("./61", 0777 [pid 5060] openat(AT_FDCWD, "./60", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./61/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... openat resumed>) = 3 [pid 5060] newfstatat(3, "", [pid 6928] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6928] <... futex resumed>) = 1 [pid 6924] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./61/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... mkdir resumed>) = 0 [pid 5060] getdents64(3, [pid 6928] fcntl(-1, F_SETFL, O_RDONLY [pid 6924] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6928] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6924] <... futex resumed>) = 0 [pid 6924] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6928] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 6924] <... futex resumed>) = 0 [pid 6924] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6928] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6924] <... futex resumed>) = 0 [pid 6924] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6928] <... openat resumed>) = 4 [pid 6928] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6924] <... futex resumed>) = 0 [pid 6924] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 5 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 6928] <... futex resumed>) = 1 [pid 5062] newfstatat(5, "", [pid 6928] sendfile(4, 4, NULL, 7 [pid 6924] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6932 attached [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./60/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6932] set_robust_list(0x555555f856a0, 24 [pid 5062] getdents64(5, [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 6932 [ 100.725204][ T6928] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6924] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6932] <... set_robust_list resumed>) = 0 [pid 6932] chdir("./61" [pid 5062] getdents64(5, [pid 6932] <... chdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] close(5 [pid 6932] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5062] <... close resumed>) = 0 [pid 5062] rmdir("./61/file1/index" [pid 6932] setpgid(0, 0) = 0 [pid 6932] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5062] <... rmdir resumed>) = 0 [pid 5062] getdents64(4, [pid 6932] <... openat resumed>) = 3 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = 0 [pid 5060] umount2("./60/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6932] write(3, "1000", 4 [pid 5062] <... close resumed>) = 0 [pid 6932] <... write resumed>) = 4 [pid 5060] newfstatat(AT_FDCWD, "./60/bus", [pid 5062] rmdir("./61/file1" [pid 6932] close(3 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6932] <... close resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] umount2("./60/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6932] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5062] getdents64(3, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./60/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] close(3 [pid 5060] <... openat resumed>) = 4 [pid 6932] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... close resumed>) = 0 [pid 5060] newfstatat(4, "", [pid 6932] <... futex resumed>) = 0 [pid 5062] rmdir("./61" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 6932] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5060] umount2("./60/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6932] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5062] mkdir("./62", 0777 [pid 6932] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6919] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6932] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... mkdir resumed>) = 0 [pid 6932] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] newfstatat(AT_FDCWD, "./60/bus/file0", [pid 6932] <... mmap resumed>) = 0x7fef411b2000 [pid 6932] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6932] <... mprotect resumed>) = 0 [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] unlink("./60/bus/file0" [pid 6932] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 6934 attached [], 8) = 0 [pid 6929] <... sendfile resumed>) = 4 [pid 6918] <... sendfile resumed>) = 4 [pid 5060] <... unlink resumed>) = 0 [pid 6934] set_robust_list(0x555555f856a0, 24 [pid 6932] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6929] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6918] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6934] <... set_robust_list resumed>) = 0 [pid 6929] <... futex resumed>) = 0 [pid 6918] <... futex resumed>) = 0 [pid 6934] chdir("./62" [pid 6929] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6918] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 6936 attached [pid 6934] <... chdir resumed>) = 0 [pid 6914] exit_group(0 [pid 6936] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6934] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6932] <... clone3 resumed> => {parent_tid=[6936]}, 88) = 6936 [pid 6929] <... futex resumed>) = ? [pid 6918] <... futex resumed>) = ? [pid 6914] <... exit_group resumed>) = ? [pid 5060] getdents64(4, [pid 6936] <... rseq resumed>) = 0 [pid 6934] <... prctl resumed>) = 0 [pid 6932] rt_sigprocmask(SIG_SETMASK, [], [pid 6929] +++ exited with 0 +++ [pid 6924] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 6934 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6936] set_robust_list(0x7fef411d29a0, 24 [pid 6934] setpgid(0, 0 [pid 6932] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6932] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] close(4 [pid 6936] <... set_robust_list resumed>) = 0 [pid 6934] <... setpgid resumed>) = 0 [pid 6932] <... futex resumed>) = 0 [pid 6924] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... close resumed>) = 0 [pid 6936] rt_sigprocmask(SIG_SETMASK, [], [pid 6934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6932] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6924] <... futex resumed>) = 0 [pid 6918] +++ exited with 0 +++ [pid 6914] +++ exited with 0 +++ [pid 5060] rmdir("./60/bus" [pid 6936] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6934] <... openat resumed>) = 3 [pid 6924] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] <... rmdir resumed>) = 0 [pid 6936] mkdir("./file0", 000 [pid 6934] write(3, "1000", 4 [pid 6924] <... mmap resumed>) = 0x7fef41191000 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6914, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 6934] <... write resumed>) = 4 [pid 6924] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] umount2("./62", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6934] close(3 [pid 6924] <... mprotect resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./60/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6934] <... close resumed>) = 0 [pid 6924] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6936] <... mkdir resumed>) = 0 [pid 6934] symlink("/dev/binderfs", "./binderfs" [pid 6924] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] <... openat resumed>) = 3 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6924] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] newfstatat(3, "", [pid 5060] newfstatat(AT_FDCWD, "./60/binderfs", ./strace-static-x86_64: Process 6937 attached [pid 6936] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6934] <... symlink resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6937] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6936] <... futex resumed>) = 1 [pid 6934] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6932] <... futex resumed>) = 0 [pid 6924] <... clone3 resumed> => {parent_tid=[6937]}, 88) = 6937 [pid 6937] <... rseq resumed>) = 0 [pid 6936] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6934] <... futex resumed>) = 0 [pid 6932] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6924] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] getdents64(3, [pid 5060] unlink("./60/binderfs" [pid 6937] set_robust_list(0x7fef411b19a0, 24 [pid 6936] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6934] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6932] <... futex resumed>) = 0 [pid 6924] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 6937] <... set_robust_list resumed>) = 0 [pid 6936] mkdir("./bus", 000 [pid 6934] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6932] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6924] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./62/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... unlink resumed>) = 0 [pid 6937] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 6936] <... mkdir resumed>) = 0 [pid 6934] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6924] <... futex resumed>) = 0 [pid 6937] sendfile(3, 4, NULL, 281474978811911 [pid 6934] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6924] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] umount2("./60/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6936] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6934] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6936] <... futex resumed>) = 1 [pid 6934] <... mmap resumed>) = 0x7fef411b2000 [pid 6932] <... futex resumed>) = 0 [pid 6936] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6934] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6932] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] newfstatat(AT_FDCWD, "./60/file0", [pid 6936] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6934] <... mprotect resumed>) = 0 [pid 6932] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6936] mkdir("./file1", 000 [pid 6934] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6932] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6934] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5060] umount2("./60/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6934] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6936] <... mkdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6938 attached [pid 6936] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] openat(AT_FDCWD, "./60/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6938] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6934] <... clone3 resumed> => {parent_tid=[6938]}, 88) = 6938 [pid 5060] <... openat resumed>) = 4 [pid 6938] <... rseq resumed>) = 0 [pid 6936] <... futex resumed>) = 1 [pid 6934] rt_sigprocmask(SIG_SETMASK, [], [pid 6932] <... futex resumed>) = 0 [pid 6938] set_robust_list(0x7fef411d29a0, 24 [pid 6936] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6934] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6932] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] newfstatat(4, "", [pid 6938] <... set_robust_list resumed>) = 0 [pid 6936] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6934] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6932] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = 0 [pid 6938] rt_sigprocmask(SIG_SETMASK, [], [pid 6936] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6934] <... futex resumed>) = 0 [pid 6932] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6938] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] umount2("./62/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] newfstatat(AT_FDCWD, "./62/bus", [pid 5060] getdents64(4, [pid 6938] mkdir("./file0", 000 [pid 6934] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6938] <... mkdir resumed>) = 0 [pid 5063] umount2("./62/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] close(4 [pid 5063] openat(AT_FDCWD, "./62/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... close resumed>) = 0 [pid 5060] rmdir("./60/file0" [pid 5063] <... openat resumed>) = 4 [pid 5060] <... rmdir resumed>) = 0 [pid 5063] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6938] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] umount2("./60/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./62/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(AT_FDCWD, "./60/file1", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] newfstatat(AT_FDCWD, "./62/bus/file0", {st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./60/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] unlink("./62/bus/file0" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... unlink resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./60/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5060] newfstatat(4, "", [pid 5063] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6938] <... futex resumed>) = 1 [pid 6934] <... futex resumed>) = 0 [pid 5063] close(4 [pid 5060] getdents64(4, [pid 5063] <... close resumed>) = 0 [pid 5063] rmdir("./62/bus" [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] umount2("./60/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./60/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./62/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./60/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./60/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6938] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6934] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./62/binderfs", [pid 6938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6934] <... futex resumed>) = 0 [pid 5060] <... openat resumed>) = 5 [pid 6938] mkdir("./bus", 000 [pid 6934] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6924] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] newfstatat(5, "", [pid 6938] <... mkdir resumed>) = 0 [pid 5063] unlink("./62/binderfs" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6938] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... unlink resumed>) = 0 [pid 5060] getdents64(5, [pid 6938] <... futex resumed>) = 1 [pid 6934] <... futex resumed>) = 0 [pid 6938] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6934] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6934] <... futex resumed>) = 0 [pid 6938] mkdir("./file1", 000 [pid 6934] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./62/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6938] <... mkdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(5, [pid 6938] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6936] <... mount resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./62/file0", [pid 6938] <... futex resumed>) = 1 [pid 6936] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6934] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6938] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6936] <... futex resumed>) = 1 [pid 6934] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6932] <... futex resumed>) = 0 [pid 5063] umount2("./62/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] close(5 [pid 6938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6936] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6934] <... futex resumed>) = 0 [pid 6932] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6938] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6936] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6934] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6932] <... futex resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 6936] unlink(NULL [pid 6932] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] openat(AT_FDCWD, "./62/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5060] rmdir("./60/file1/work" [pid 6936] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5063] newfstatat(4, "", [pid 6936] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 6936] <... futex resumed>) = 1 [pid 6932] <... futex resumed>) = 0 [pid 5063] getdents64(4, [pid 6936] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6932] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] umount2("./60/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6936] <... futex resumed>) = 0 [pid 6932] <... futex resumed>) = 1 [pid 5063] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6936] chdir("./bus" [pid 6932] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6936] <... chdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(AT_FDCWD, "./60/file1/index", [pid 6936] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] close(4 [pid 6936] <... futex resumed>) = 1 [pid 6932] <... futex resumed>) = 0 [ 100.893543][ T6936] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5063] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6936] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6932] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] rmdir("./62/file0" [pid 6932] <... futex resumed>) = 0 [pid 5060] umount2("./60/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6932] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./62/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./60/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 5 [pid 5063] newfstatat(AT_FDCWD, "./62/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] umount2("./62/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(5, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./62/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6936] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] <... openat resumed>) = 4 [pid 6936] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5060] getdents64(5, [pid 5063] newfstatat(4, "", [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] close(5 [pid 5063] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] <... close resumed>) = 0 [pid 6936] <... open resumed>) = 3 [pid 5063] umount2("./62/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./60/file1/index" [pid 6936] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6931] <... sendfile resumed>) = 4 [pid 6921] <... sendfile resumed>) = 4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6936] <... futex resumed>) = 1 [pid 6932] <... futex resumed>) = 0 [pid 6931] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6921] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... rmdir resumed>) = 0 [pid 6936] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6932] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6921] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./62/file1/work", [pid 6936] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6932] <... futex resumed>) = 0 [pid 6931] <... futex resumed>) = 0 [pid 6921] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] getdents64(4, [pid 6936] fcntl(-1, F_SETFL, O_RDONLY [pid 6932] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6931] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6919] exit_group(0 [pid 6936] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6931] <... futex resumed>) = ? [pid 6921] <... futex resumed>) = ? [pid 6919] <... exit_group resumed>) = ? [pid 5063] umount2("./62/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6936] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6931] +++ exited with 0 +++ [pid 6921] +++ exited with 0 +++ [pid 6919] +++ exited with 0 +++ [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6938] <... mount resumed>) = 0 [pid 6936] <... futex resumed>) = 1 [pid 6932] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./62/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] close(4 [pid 6938] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6936] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6932] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 5 [pid 5060] <... close resumed>) = 0 [pid 6938] <... futex resumed>) = 1 [pid 6936] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6934] <... futex resumed>) = 0 [pid 6932] <... futex resumed>) = 0 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6919, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6938] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6936] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6934] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6932] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(5, "", [pid 5060] rmdir("./60/file1" [pid 6938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6936] <... openat resumed>) = 4 [pid 6934] <... futex resumed>) = 0 [pid 5068] umount2("./63", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6938] unlink(NULL [pid 6936] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6934] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... rmdir resumed>) = 0 [pid 6938] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6936] <... futex resumed>) = 1 [pid 6932] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] getdents64(5, [pid 6938] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6936] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6938] <... futex resumed>) = 1 [pid 6934] <... futex resumed>) = 0 [pid 6938] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6934] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6934] <... futex resumed>) = 0 [pid 6938] chdir("./bus" [pid 6934] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6938] <... chdir resumed>) = 0 [pid 6932] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 3 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(3, [pid 6938] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6936] <... futex resumed>) = 0 [pid 6932] <... futex resumed>) = 1 [pid 5068] newfstatat(3, "", [pid 5063] getdents64(5, [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 6938] <... futex resumed>) = 1 [pid 6936] sendfile(4, 4, NULL, 7 [pid 6934] <... futex resumed>) = 0 [pid 6932] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(3 [pid 6938] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6934] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 5063] close(5 [pid 5060] <... close resumed>) = 0 [pid 6938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6934] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 6938] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6934] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./63/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... close resumed>) = 0 [pid 5060] rmdir("./60" [pid 6938] <... open resumed>) = 3 [pid 5063] rmdir("./62/file1/work" [pid 5060] <... rmdir resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] mkdir("./61", 0777 [pid 6938] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6934] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] <... mkdir resumed>) = 0 [pid 6938] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6934] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./62/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6934] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6938] fcntl(-1, F_SETFL, O_RDONLY [pid 5063] newfstatat(AT_FDCWD, "./62/file1/index", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 100.937665][ T6938] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5063] umount2("./62/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6938] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6938] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6934] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 6941 attached [pid 6938] <... futex resumed>) = 0 [pid 6934] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6938] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6934] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6941] set_robust_list(0x555555f856a0, 24 [pid 5063] openat(AT_FDCWD, "./62/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 6941 [pid 6941] <... set_robust_list resumed>) = 0 [pid 6938] <... futex resumed>) = 0 [pid 6934] <... futex resumed>) = 1 [pid 6941] chdir("./61" [pid 6938] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6934] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... openat resumed>) = 5 [pid 6938] <... openat resumed>) = 4 [pid 5063] newfstatat(5, "", [pid 6941] <... chdir resumed>) = 0 [pid 6938] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6941] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6938] <... futex resumed>) = 1 [pid 6934] <... futex resumed>) = 0 [pid 6941] <... prctl resumed>) = 0 [pid 6938] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6934] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6941] setpgid(0, 0 [pid 6938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6934] <... futex resumed>) = 0 [pid 6941] <... setpgid resumed>) = 0 [pid 6938] sendfile(4, 4, NULL, 7 [pid 6934] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6941] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5063] getdents64(5, [pid 6941] <... openat resumed>) = 3 [pid 6941] write(3, "1000", 4 [pid 5068] <... umount2 resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6941] <... write resumed>) = 4 [pid 5068] umount2("./63/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(5, [pid 6941] close(3 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6941] <... close resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./63/bus", [pid 5063] close(5 [pid 6941] symlink("/dev/binderfs", "./binderfs" [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... close resumed>) = 0 [pid 5068] umount2("./63/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./62/file1/index" [pid 6941] <... symlink resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6941] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5068] openat(AT_FDCWD, "./63/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... rmdir resumed>) = 0 [pid 6941] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] <... openat resumed>) = 4 [pid 6941] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 5068] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6932] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6932] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./63/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6937] <... sendfile resumed>) = 4 [pid 6932] <... futex resumed>) = 0 [pid 6928] <... sendfile resumed>) = 4 [pid 5063] close(4 [pid 6941] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6937] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6932] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6928] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [pid 6941] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6937] <... futex resumed>) = 0 [pid 6932] <... mmap resumed>) = 0x7fef41191000 [pid 6928] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./63/bus/file0", [pid 5063] rmdir("./62/file1" [pid 6941] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6937] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6932] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 6928] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 6941] <... mmap resumed>) = 0x7fef411b2000 [pid 6932] <... mprotect resumed>) = 0 [pid 6924] exit_group(0 [pid 6941] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6924] <... exit_group resumed>) = ? [pid 6937] <... futex resumed>) = ? [pid 6928] <... futex resumed>) = ? [pid 6937] +++ exited with 0 +++ [pid 6932] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] unlink("./63/bus/file0" [pid 6932] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5063] getdents64(3, [pid 6932] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 6928] +++ exited with 0 +++ [pid 6924] +++ exited with 0 +++ [pid 6941] <... mprotect resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6944 attached [pid 6941] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] getdents64(4, [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6924, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5063] close(3 [pid 6944] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6941] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6932] <... clone3 resumed> => {parent_tid=[6944]}, 88) = 6944 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] restart_syscall(<... resuming interrupted clone ...> [pid 5063] <... close resumed>) = 0 [pid 6944] <... rseq resumed>) = 0 [pid 6941] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6932] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] close(4 [pid 5065] <... restart_syscall resumed>) = 0 [pid 5063] rmdir("./62"./strace-static-x86_64: Process 6945 attached [pid 6944] set_robust_list(0x7fef411b19a0, 24 [pid 6932] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... close resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 6945] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6944] <... set_robust_list resumed>) = 0 [pid 6941] <... clone3 resumed> => {parent_tid=[6945]}, 88) = 6945 [pid 6932] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6944] rt_sigprocmask(SIG_SETMASK, [], [pid 6941] rt_sigprocmask(SIG_SETMASK, [], [pid 6944] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6941] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6944] sendfile(3, 4, NULL, 281474978811911 [pid 6941] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6945] <... rseq resumed>) = 0 [pid 6941] <... futex resumed>) = 0 [pid 6932] <... futex resumed>) = 0 [pid 5068] rmdir("./63/bus" [pid 5063] mkdir("./63", 0777 [pid 6945] set_robust_list(0x7fef411d29a0, 24 [pid 6941] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6932] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 6945] <... set_robust_list resumed>) = 0 [pid 5065] umount2("./62", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... mkdir resumed>) = 0 [pid 6945] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6945] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6945] mkdir("./file0", 000 [pid 5068] umount2("./63/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... openat resumed>) = 3 [pid 6945] <... mkdir resumed>) = 0 [pid 6934] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(3, "", [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6934] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6934] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] newfstatat(AT_FDCWD, "./63/binderfs", [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 6946 attached [pid 6945] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6934] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] getdents64(3, [pid 6934] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] unlink("./63/binderfs" [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 6946] set_robust_list(0x555555f856a0, 24 [pid 6934] <... mprotect resumed>) = 0 [pid 6946] <... set_robust_list resumed>) = 0 [pid 6946] chdir("./63" [pid 6945] <... futex resumed>) = 1 [pid 6941] <... futex resumed>) = 0 [pid 6934] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... unlink resumed>) = 0 [pid 5065] umount2("./62/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6946] <... chdir resumed>) = 0 [pid 6945] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6941] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6934] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] umount2("./63/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 6946 [pid 6945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6941] <... futex resumed>) = 0 [pid 6934] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6947 attached [pid 6945] mkdir("./bus", 000 [pid 6941] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./63/file0", [pid 6947] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6946] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6934] <... clone3 resumed> => {parent_tid=[6947]}, 88) = 6947 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6947] <... rseq resumed>) = 0 [pid 6946] <... prctl resumed>) = 0 [pid 6934] rt_sigprocmask(SIG_SETMASK, [], [pid 6947] set_robust_list(0x7fef411b19a0, 24 [pid 6934] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6947] <... set_robust_list resumed>) = 0 [pid 6947] rt_sigprocmask(SIG_SETMASK, [], [pid 6946] setpgid(0, 0 [pid 6934] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6947] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6946] <... setpgid resumed>) = 0 [pid 6934] <... futex resumed>) = 0 [pid 6947] sendfile(3, 4, NULL, 281474978811911 [pid 6934] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6946] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6945] <... mkdir resumed>) = 0 [pid 5068] umount2("./63/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6946] <... openat resumed>) = 3 [pid 6945] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./63/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 6945] <... futex resumed>) = 1 [pid 6941] <... futex resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 6941] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6941] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, [pid 6946] write(3, "1000", 4 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 6946] <... write resumed>) = 4 [pid 6945] mkdir("./file1", 000 [pid 6946] close(3 [pid 6945] <... mkdir resumed>) = 0 [pid 5068] getdents64(4, [pid 5065] <... umount2 resumed>) = 0 [pid 6946] <... close resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6946] symlink("/dev/binderfs", "./binderfs" [pid 5068] close(4 [pid 5065] umount2("./62/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6946] <... symlink resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 6946] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./63/file0" [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6946] <... futex resumed>) = 0 [pid 6945] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./62/bus", [pid 6946] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6945] <... futex resumed>) = 1 [pid 6941] <... futex resumed>) = 0 [pid 6946] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6945] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6941] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6946] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6945] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6941] <... futex resumed>) = 0 [pid 6946] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6945] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6941] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6946] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 5068] umount2("./63/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./62/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6946] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6946] <... mprotect resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./63/file1", [pid 5065] openat(AT_FDCWD, "./62/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6946] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... openat resumed>) = 4 [pid 6946] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] umount2("./63/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(4, "", [pid 6946] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6949 attached [pid 5068] openat(AT_FDCWD, "./63/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6949] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6946] <... clone3 resumed> => {parent_tid=[6949]}, 88) = 6949 [pid 5068] <... openat resumed>) = 4 [pid 5065] getdents64(4, [pid 6949] <... rseq resumed>) = 0 [pid 6946] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] newfstatat(4, "", [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 6949] set_robust_list(0x7fef411d29a0, 24 [pid 6946] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6949] <... set_robust_list resumed>) = 0 [pid 5065] umount2("./62/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6949] rt_sigprocmask(SIG_SETMASK, [], [pid 6946] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 6932] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6949] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6946] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6949] mkdir("./file0", 000 [pid 6946] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./63/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(AT_FDCWD, "./62/bus/file0", [pid 6949] <... mkdir resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] newfstatat(AT_FDCWD, "./63/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] unlink("./62/bus/file0" [pid 6949] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5068] umount2("./63/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... unlink resumed>) = 0 [pid 6949] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./63/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] getdents64(4, [pid 5068] <... openat resumed>) = 5 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6946] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] close(4 [pid 5068] newfstatat(5, "", [pid 5065] <... close resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] rmdir("./62/bus" [pid 5068] getdents64(5, [pid 5065] <... rmdir resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] close(5 [pid 6946] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6945] <... mount resumed>) = 0 [pid 6944] <... sendfile resumed>) = 4 [pid 6936] <... sendfile resumed>) = 4 [pid 6934] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] umount2("./62/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6949] <... futex resumed>) = 0 [pid 6946] <... futex resumed>) = 1 [pid 6945] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6944] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6936] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6932] exit_group(0 [pid 5068] <... close resumed>) = 0 [pid 6949] mkdir("./bus", 000 [pid 6946] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6945] <... futex resumed>) = 1 [pid 6932] <... exit_group resumed>) = ? [pid 5068] rmdir("./63/file1/work" [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6945] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6944] <... futex resumed>) = ? [pid 6941] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./62/binderfs", [pid 6949] <... mkdir resumed>) = 0 [pid 6944] +++ exited with 0 +++ [pid 6941] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6936] <... futex resumed>) = ? [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6941] <... futex resumed>) = 1 [pid 6945] <... futex resumed>) = 0 [pid 6941] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./63/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] unlink("./62/binderfs" [pid 6945] unlink(NULL [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... unlink resumed>) = 0 [pid 6949] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6945] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5068] newfstatat(AT_FDCWD, "./63/file1/index", [pid 6949] <... futex resumed>) = 1 [pid 6946] <... futex resumed>) = 0 [pid 6945] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./62/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6949] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6946] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6945] <... futex resumed>) = 1 [pid 6941] <... futex resumed>) = 0 [pid 6936] +++ exited with 0 +++ [pid 6932] +++ exited with 0 +++ [pid 5068] umount2("./63/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6946] <... futex resumed>) = 0 [pid 6945] chdir("./bus" [pid 6941] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./62/file0", [pid 6949] mkdir("./file1", 000 [pid 6946] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6945] <... chdir resumed>) = 0 [pid 6941] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./63/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6945] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 5 [pid 5065] umount2("./62/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6932, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 6945] <... futex resumed>) = 0 [pid 5068] newfstatat(5, "", [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] restart_syscall(<... resuming interrupted clone ...> [pid 6945] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] openat(AT_FDCWD, "./62/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... restart_syscall resumed>) = 0 [pid 5068] getdents64(5, [pid 5065] <... openat resumed>) = 4 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] newfstatat(4, "", [pid 5068] getdents64(5, [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] getdents64(4, [pid 5061] umount2("./61", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] close(5 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... close resumed>) = 0 [pid 5065] getdents64(4, [pid 5068] rmdir("./63/file1/index" [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5065] close(4 [pid 6949] <... mkdir resumed>) = 0 [pid 6941] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... close resumed>) = 0 [pid 5061] newfstatat(3, "", [pid 6949] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6941] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... rmdir resumed>) = 0 [pid 5065] rmdir("./62/file0" [pid 6949] <... futex resumed>) = 1 [pid 6946] <... futex resumed>) = 0 [pid 6941] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6949] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6946] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6945] <... futex resumed>) = 0 [pid 6941] <... futex resumed>) = 1 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6946] <... futex resumed>) = 0 [pid 6945] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6941] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(4 [pid 5065] umount2("./62/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(3, [pid 6949] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6946] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6945] <... open resumed>) = 3 [pid 5068] <... close resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5068] rmdir("./63/file1" [ 101.103899][ T6945] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5061] umount2("./61/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... rmdir resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./62/file1", [pid 6945] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6945] <... futex resumed>) = 1 [pid 5068] getdents64(3, [pid 5065] umount2("./62/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6945] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6941] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6941] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./62/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6945] <... futex resumed>) = 0 [pid 6941] <... futex resumed>) = 1 [pid 5065] <... openat resumed>) = 4 [pid 6945] fcntl(-1, F_SETFL, O_RDONLY [pid 5065] newfstatat(4, "", [pid 6945] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6941] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6945] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6941] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] getdents64(4, [pid 6945] <... futex resumed>) = 0 [pid 6941] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 6945] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6941] <... futex resumed>) = 0 [pid 5068] close(3 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 6945] <... openat resumed>) = 4 [pid 6941] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 5065] umount2("./62/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6945] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./63" [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6941] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6945] <... futex resumed>) = 0 [pid 6941] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6945] sendfile(4, 4, NULL, 7 [pid 6941] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./62/file1/work", [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] mkdir("./64", 0777 [pid 5065] umount2("./62/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./62/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5065] newfstatat(5, "", [pid 5068] <... mkdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(5, [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] close(5) = 0 [pid 5065] rmdir("./62/file1/work") = 0 [pid 6941] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 6952 [pid 5065] umount2("./62/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./62/file1/index", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./62/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./62/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5065] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 6952 attached [pid 5065] getdents64(5, [pid 6952] set_robust_list(0x555555f856a0, 24) = 0 [pid 6952] chdir("./64" [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6952] <... chdir resumed>) = 0 [pid 5065] close(5 [pid 6952] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5065] <... close resumed>) = 0 [pid 6952] setpgid(0, 0 [pid 5065] rmdir("./62/file1/index" [pid 5061] <... umount2 resumed>) = 0 [pid 6952] <... setpgid resumed>) = 0 [pid 6952] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] <... rmdir resumed>) = 0 [pid 6952] <... openat resumed>) = 3 [pid 5061] umount2("./61/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] getdents64(4, [pid 6946] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6946] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6952] write(3, "1000", 4 [pid 6949] <... mount resumed>) = 0 [pid 6946] <... futex resumed>) = 0 [pid 5065] close(4 [pid 5061] newfstatat(AT_FDCWD, "./61/bus", [pid 6952] <... write resumed>) = 4 [pid 6949] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6946] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] <... close resumed>) = 0 [pid 6952] close(3 [pid 6949] <... futex resumed>) = 0 [pid 6946] <... mmap resumed>) = 0x7fef41191000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6952] <... close resumed>) = 0 [pid 6949] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6946] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] rmdir("./62/file1" [pid 6952] symlink("/dev/binderfs", "./binderfs" [pid 6946] <... mprotect resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] umount2("./61/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6952] <... symlink resumed>) = 0 [pid 6946] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6952] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6946] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] getdents64(3, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6952] <... futex resumed>) = 0 [pid 6946] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] openat(AT_FDCWD, "./61/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6953 attached [pid 6952] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5065] close(3 [pid 6953] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6952] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6946] <... clone3 resumed> => {parent_tid=[6953]}, 88) = 6953 [pid 5065] <... close resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 6953] <... rseq resumed>) = 0 [pid 6952] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6946] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] rmdir("./62" [pid 6953] set_robust_list(0x7fef411b19a0, 24 [pid 6952] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6946] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] newfstatat(4, "", [pid 6953] <... set_robust_list resumed>) = 0 [pid 6952] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6946] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 6953] rt_sigprocmask(SIG_SETMASK, [], [pid 6952] <... mmap resumed>) = 0x7fef411b2000 [pid 6946] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6953] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6952] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6946] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] getdents64(4, [pid 6953] unlink(NULL [pid 6952] <... mprotect resumed>) = 0 [pid 5065] mkdir("./63", 0777 [pid 6953] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6953] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... mkdir resumed>) = 0 [pid 6953] <... futex resumed>) = 0 [pid 6953] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6952] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 6952] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6946] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6952] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6947] <... sendfile resumed>) = 4 [pid 6946] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6938] <... sendfile resumed>) = 4 [pid 5061] umount2("./61/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6954 attached [pid 6949] <... futex resumed>) = 0 [pid 6947] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6946] <... futex resumed>) = 1 [pid 6938] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6954] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6952] <... clone3 resumed> => {parent_tid=[6954]}, 88) = 6954 [pid 6949] chdir("./bus" [pid 6947] <... futex resumed>) = 0 [pid 6946] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6938] <... futex resumed>) = 0 [pid 6934] exit_group(0 [pid 5061] newfstatat(AT_FDCWD, "./61/bus/file0", [pid 6954] <... rseq resumed>) = 0 [pid 6952] rt_sigprocmask(SIG_SETMASK, [], [pid 6949] <... chdir resumed>) = 0 [pid 6934] <... exit_group resumed>) = ? [pid 6947] +++ exited with 0 +++ [pid 6938] +++ exited with 0 +++ [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 6956 [pid 6934] +++ exited with 0 +++ ./strace-static-x86_64: Process 6956 attached [pid 6954] set_robust_list(0x7fef411d29a0, 24 [pid 6952] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6949] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6956] set_robust_list(0x555555f856a0, 24 [pid 6954] <... set_robust_list resumed>) = 0 [pid 6952] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6949] <... futex resumed>) = 1 [pid 6946] <... futex resumed>) = 0 [ 101.183152][ T6949] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6934, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6956] <... set_robust_list resumed>) = 0 [pid 6954] rt_sigprocmask(SIG_SETMASK, [], [pid 6952] <... futex resumed>) = 0 [pid 6949] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6946] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] restart_syscall(<... resuming interrupted clone ...> [pid 5061] unlink("./61/bus/file0" [pid 6954] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6952] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6946] <... futex resumed>) = 0 [pid 6956] chdir("./63" [pid 5062] <... restart_syscall resumed>) = 0 [pid 6956] <... chdir resumed>) = 0 [pid 6954] mkdir("./file0", 000 [pid 6949] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6946] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6956] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5061] <... unlink resumed>) = 0 [pid 6956] <... prctl resumed>) = 0 [pid 5062] umount2("./62", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 6954] <... mkdir resumed>) = 0 [pid 6949] <... open resumed>) = 3 [pid 5062] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6941] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6956] setpgid(0, 0) = 0 [pid 6941] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(4, [pid 6956] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6954] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6941] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 3 [pid 6956] <... openat resumed>) = 3 [pid 6954] <... futex resumed>) = 1 [pid 6952] <... futex resumed>) = 0 [pid 6941] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6956] write(3, "1000", 4 [pid 6954] mkdir("./bus", 000 [pid 6952] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6949] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6941] <... mmap resumed>) = 0x7fef41191000 [pid 5062] newfstatat(3, "", [pid 5061] close(4 [pid 6956] <... write resumed>) = 4 [pid 6952] <... futex resumed>) = 0 [pid 6949] <... futex resumed>) = 1 [pid 6946] <... futex resumed>) = 0 [pid 6941] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 6954] <... mkdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... close resumed>) = 0 [pid 6956] close(3 [pid 6952] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6949] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6946] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6941] <... mprotect resumed>) = 0 [pid 6956] <... close resumed>) = 0 [pid 6946] <... futex resumed>) = 0 [pid 6941] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] getdents64(3, [pid 6956] symlink("/dev/binderfs", "./binderfs" [pid 6954] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6946] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6941] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] rmdir("./61/bus" [pid 6956] <... symlink resumed>) = 0 [pid 6941] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 ./strace-static-x86_64: Process 6957 attached [pid 5062] umount2("./62/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6957] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6949] fcntl(-1, F_SETFL, O_RDONLY [pid 6941] <... clone3 resumed> => {parent_tid=[6957]}, 88) = 6957 [pid 6957] <... rseq resumed>) = 0 [pid 6956] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6949] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6941] rt_sigprocmask(SIG_SETMASK, [], [pid 6957] set_robust_list(0x7fef411b19a0, 24 [pid 6949] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6941] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6957] <... set_robust_list resumed>) = 0 [pid 6956] <... futex resumed>) = 0 [pid 6954] <... futex resumed>) = 1 [pid 6952] <... futex resumed>) = 0 [pid 6949] <... futex resumed>) = 1 [pid 6946] <... futex resumed>) = 0 [pid 6941] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... rmdir resumed>) = 0 [pid 6957] rt_sigprocmask(SIG_SETMASK, [], [pid 6956] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6954] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6952] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6949] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6946] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6941] <... futex resumed>) = 0 [pid 5061] umount2("./61/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6957] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6956] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6952] <... futex resumed>) = 0 [pid 6949] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6946] <... futex resumed>) = 0 [pid 6941] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6957] sendfile(3, 4, NULL, 281474978811911 [pid 6956] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6954] mkdir("./file1", 000 [pid 6952] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6949] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6946] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(AT_FDCWD, "./61/binderfs", [pid 6956] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6949] <... openat resumed>) = 4 [pid 6956] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6949] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6956] <... mmap resumed>) = 0x7fef411b2000 [pid 6949] <... futex resumed>) = 1 [pid 6946] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6956] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6949] sendfile(4, 4, NULL, 7 [pid 6946] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] unlink("./61/binderfs" [pid 6956] <... mprotect resumed>) = 0 [pid 6954] <... mkdir resumed>) = 0 [pid 5062] <... umount2 resumed>) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 6956] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6946] <... futex resumed>) = 0 [pid 5062] umount2("./62/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./61/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6956] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6954] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6946] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6956] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6958 attached [pid 6954] <... futex resumed>) = 1 [pid 6952] <... futex resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./61/file0", [pid 6958] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6956] <... clone3 resumed> => {parent_tid=[6958]}, 88) = 6958 [pid 6954] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6952] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./62/bus", [pid 6958] <... rseq resumed>) = 0 [pid 6956] rt_sigprocmask(SIG_SETMASK, [], [pid 6954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6952] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6958] set_robust_list(0x7fef411d29a0, 24 [pid 6956] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6954] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6952] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] umount2("./61/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6958] <... set_robust_list resumed>) = 0 [pid 6956] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./62/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6958] rt_sigprocmask(SIG_SETMASK, [], [pid 6956] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6958] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6956] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] openat(AT_FDCWD, "./62/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] openat(AT_FDCWD, "./61/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6958] mkdir("./file0", 000 [pid 5062] <... openat resumed>) = 4 [pid 5061] <... openat resumed>) = 4 [pid 5061] newfstatat(4, "", [pid 5062] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6958] <... mkdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] umount2("./62/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6958] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(4, [pid 6958] <... futex resumed>) = 1 [pid 6956] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6958] mkdir("./bus", 000 [pid 6956] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./62/bus/file0", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 6958] <... mkdir resumed>) = 0 [pid 6956] <... futex resumed>) = 0 [pid 6954] <... mount resumed>) = 0 [pid 5061] getdents64(4, [pid 6956] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6954] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] unlink("./62/bus/file0" [pid 5061] close(4 [pid 6958] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6954] <... futex resumed>) = 1 [pid 6952] <... futex resumed>) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 6954] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6952] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] rmdir("./61/file0" [pid 6958] <... futex resumed>) = 1 [pid 6956] <... futex resumed>) = 0 [pid 6954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6952] <... futex resumed>) = 0 [pid 6958] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6956] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6954] unlink(NULL [pid 6952] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(4, [pid 5061] <... rmdir resumed>) = 0 [pid 6958] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6956] <... futex resumed>) = 0 [pid 6954] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] umount2("./61/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6958] mkdir("./file1", 000 [pid 6956] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6954] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6958] <... mkdir resumed>) = 0 [pid 6954] <... futex resumed>) = 1 [pid 6952] <... futex resumed>) = 0 [pid 6941] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] close(4 [pid 5061] newfstatat(AT_FDCWD, "./61/file1", [pid 6954] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6952] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6952] <... futex resumed>) = 0 [pid 6954] chdir("./bus" [pid 6952] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6958] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6954] <... chdir resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 6958] <... futex resumed>) = 1 [pid 6956] <... futex resumed>) = 0 [pid 6954] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] rmdir("./62/bus" [pid 6958] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6956] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6954] <... futex resumed>) = 1 [pid 6952] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] umount2("./61/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6956] <... futex resumed>) = 0 [pid 6954] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6952] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6956] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6952] <... futex resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./61/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6954] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6952] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./62/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./62/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6954] <... open resumed>) = 3 [pid 5061] <... openat resumed>) = 4 [pid 5062] unlink("./62/binderfs" [pid 6946] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... unlink resumed>) = 0 [pid 5061] newfstatat(4, "", [pid 6946] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5062] umount2("./62/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6954] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6953] <... futex resumed>) = 0 [ 101.299564][ T6954] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6946] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(4, [pid 6954] <... futex resumed>) = 1 [pid 6953] sendfile(3, 4, NULL, 281474978811911 [pid 6952] <... futex resumed>) = 0 [pid 6952] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6954] fcntl(-1, F_SETFL, O_RDONLY [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 6952] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6954] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5061] umount2("./61/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6954] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6952] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6952] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5061] newfstatat(AT_FDCWD, "./61/file1/work", [pid 6952] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] newfstatat(AT_FDCWD, "./62/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6957] <... sendfile resumed>) = 4 [pid 6954] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6945] <... sendfile resumed>) = 4 [pid 5062] umount2("./62/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./61/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6954] <... openat resumed>) = 4 [pid 6945] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./62/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] openat(AT_FDCWD, "./61/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... openat resumed>) = 4 [pid 5062] newfstatat(4, "", [pid 5061] <... openat resumed>) = 5 [pid 6957] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6954] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6945] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] newfstatat(5, "", [pid 6957] <... futex resumed>) = 0 [pid 6954] <... futex resumed>) = 1 [pid 6952] <... futex resumed>) = 0 [pid 6945] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6941] exit_group(0 [pid 6954] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6952] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6945] <... futex resumed>) = ? [pid 6941] <... exit_group resumed>) = ? [pid 5062] getdents64(4, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6957] +++ exited with 0 +++ [pid 6954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6952] <... futex resumed>) = 0 [pid 6945] +++ exited with 0 +++ [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 6954] sendfile(4, 4, NULL, 7 [pid 6952] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(4, [pid 5061] getdents64(5, [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6941] +++ exited with 0 +++ [pid 5062] close(4 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... close resumed>) = 0 [pid 5061] getdents64(5, [pid 5062] rmdir("./62/file0" [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6941, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5062] <... rmdir resumed>) = 0 [pid 5061] close(5 [pid 5060] restart_syscall(<... resuming interrupted clone ...> [pid 5062] umount2("./62/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 5060] <... restart_syscall resumed>) = 0 [pid 5061] rmdir("./61/file1/work" [pid 5060] umount2("./61", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./61/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./62/file1", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./61", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] newfstatat(AT_FDCWD, "./61/file1/index", [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... openat resumed>) = 3 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] newfstatat(3, "", [pid 5062] umount2("./62/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./61/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(3, [pid 5062] openat(AT_FDCWD, "./62/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] openat(AT_FDCWD, "./61/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 6958] <... mount resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5060] umount2("./61/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6958] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(4, "", [pid 5061] <... openat resumed>) = 5 [pid 6958] <... futex resumed>) = 1 [pid 6956] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6958] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6956] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 5061] newfstatat(5, "", [pid 6956] <... futex resumed>) = 0 [pid 6958] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6956] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6958] unlink(NULL [pid 5061] getdents64(5, [pid 6958] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 6958] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./62/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6958] <... futex resumed>) = 1 [pid 6956] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(5, [pid 6958] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6956] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6946] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6956] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./62/file1/work", [pid 6958] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6956] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] close(5 [pid 6958] chdir("./bus") = 0 [pid 5062] umount2("./62/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 6958] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] rmdir("./61/file1/index" [pid 6958] <... futex resumed>) = 1 [pid 6956] <... futex resumed>) = 0 [pid 6958] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6956] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [ 101.340859][ T6958] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5062] openat(AT_FDCWD, "./62/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6956] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 6956] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(5, "", [pid 5061] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6958] <... open resumed>) = 3 [pid 5062] getdents64(5, [pid 5061] getdents64(4, [pid 5060] <... umount2 resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] close(4 [pid 5060] umount2("./61/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... close resumed>) = 0 [pid 6958] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6958] <... futex resumed>) = 1 [pid 6956] <... futex resumed>) = 0 [pid 5062] getdents64(5, [pid 5061] rmdir("./61/file1" [pid 5060] newfstatat(AT_FDCWD, "./61/bus", [pid 6958] fcntl(-1, F_SETFL, O_RDONLY [pid 6956] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6958] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6956] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6958] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6956] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] close(5 [pid 5060] umount2("./61/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6958] <... futex resumed>) = 0 [pid 6956] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] <... close resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6958] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] rmdir("./62/file1/work" [pid 6956] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(3, [pid 5060] openat(AT_FDCWD, "./61/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6958] <... futex resumed>) = 0 [pid 6956] <... futex resumed>) = 1 [pid 6952] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... rmdir resumed>) = 0 [pid 6958] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6956] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6952] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... openat resumed>) = 4 [pid 6958] <... openat resumed>) = 4 [pid 6952] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(4, "", [pid 6952] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] umount2("./62/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(3 [pid 6958] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6953] <... sendfile resumed>) = 4 [pid 6952] <... mmap resumed>) = 0x7fef41191000 [pid 6949] <... sendfile resumed>) = 4 [pid 6958] <... futex resumed>) = 1 [pid 6956] <... futex resumed>) = 0 [pid 6952] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 6949] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6958] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6956] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6952] <... mprotect resumed>) = 0 [pid 6949] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./62/file1/index", [pid 5061] rmdir("./61" [pid 5060] getdents64(4, [pid 6958] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6956] <... futex resumed>) = 0 [pid 6953] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6949] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6958] sendfile(4, 4, NULL, 7 [pid 6956] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6953] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 6953] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6952] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] mkdir("./62", 0777 [pid 5060] umount2("./61/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6952] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6946] exit_group(0 [pid 5062] umount2("./62/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6952] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./61/bus/file0", [pid 6953] <... futex resumed>) = ? [pid 6949] <... futex resumed>) = ? [pid 6946] <... exit_group resumed>) = ? [pid 6953] +++ exited with 0 +++ [pid 6952] <... clone3 resumed> => {parent_tid=[6963]}, 88) = 6963 [pid 6949] +++ exited with 0 +++ [pid 5062] openat(AT_FDCWD, "./62/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 6963 attached [pid 6952] rt_sigprocmask(SIG_SETMASK, [], [pid 6946] +++ exited with 0 +++ [pid 5061] <... mkdir resumed>) = 0 [pid 5060] unlink("./61/bus/file0" [pid 6963] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6952] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6946, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5063] restart_syscall(<... resuming interrupted clone ...> [pid 5060] <... unlink resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 6963] <... rseq resumed>) = 0 [pid 6952] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... restart_syscall resumed>) = 0 [pid 5060] getdents64(4, [pid 6963] set_robust_list(0x7fef411b19a0, 24 [pid 6952] <... futex resumed>) = 0 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 6964 [pid 6963] <... set_robust_list resumed>) = 0 [pid 6952] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6963] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] umount2("./63", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6963] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] close(4 [pid 6963] sendfile(3, 4, NULL, 281474978811911 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... close resumed>) = 0 ./strace-static-x86_64: Process 6964 attached [pid 5063] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] newfstatat(5, "", [pid 5060] rmdir("./61/bus" [pid 6964] set_robust_list(0x555555f856a0, 24 [pid 5063] <... openat resumed>) = 3 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6964] <... set_robust_list resumed>) = 0 [pid 6964] chdir("./62" [pid 5063] newfstatat(3, "", [pid 5062] getdents64(5, [pid 5060] <... rmdir resumed>) = 0 [pid 6964] <... chdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] umount2("./61/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6964] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5063] getdents64(3, [pid 5062] getdents64(5, [pid 6964] <... prctl resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6964] setpgid(0, 0 [pid 5063] umount2("./63/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(5 [pid 6964] <... setpgid resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./61/binderfs", [pid 5062] <... close resumed>) = 0 [pid 6964] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5062] rmdir("./62/file1/index" [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6964] <... openat resumed>) = 3 [pid 5060] unlink("./61/binderfs" [pid 6964] write(3, "1000", 4) = 4 [pid 6964] close(3) = 0 [pid 6964] symlink("/dev/binderfs", "./binderfs" [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 6964] <... symlink resumed>) = 0 [pid 5060] umount2("./61/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 6964] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6964] <... futex resumed>) = 0 [pid 5062] close(4 [pid 5060] newfstatat(AT_FDCWD, "./61/file0", [pid 6964] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 5062] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6964] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5060] umount2("./61/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6964] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] rmdir("./62/file1" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6964] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] openat(AT_FDCWD, "./61/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6964] <... mmap resumed>) = 0x7fef411b2000 [pid 5062] <... rmdir resumed>) = 0 [pid 6964] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5060] <... openat resumed>) = 4 [pid 5060] newfstatat(4, "", [pid 6964] <... mprotect resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6964] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] getdents64(3, [pid 5060] getdents64(4, [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 6964] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] close(3 [pid 5060] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6964] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5062] <... close resumed>) = 0 [pid 5060] close(4./strace-static-x86_64: Process 6965 attached [pid 5063] <... umount2 resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 5062] rmdir("./62" [pid 5060] rmdir("./61/file0" [pid 6965] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6964] <... clone3 resumed> => {parent_tid=[6965]}, 88) = 6965 [pid 6965] <... rseq resumed>) = 0 [pid 6964] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] umount2("./63/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 6965] set_robust_list(0x7fef411d29a0, 24 [pid 6964] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6965] <... set_robust_list resumed>) = 0 [pid 6964] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6956] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6956] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./61/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6965] rt_sigprocmask(SIG_SETMASK, [], [pid 6964] <... futex resumed>) = 0 [pid 6956] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6965] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6964] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] mkdir("./63", 0777 [pid 6965] mkdir("./file0", 000 [pid 6956] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] <... mkdir resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./61/file1", [pid 6965] <... mkdir resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./63/bus", [pid 6956] <... mmap resumed>) = 0x7fef41191000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6956] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] umount2("./63/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./61/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./63/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6965] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6956] <... mprotect resumed>) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] openat(AT_FDCWD, "./61/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6965] <... futex resumed>) = 1 [pid 6964] <... futex resumed>) = 0 [pid 6956] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] newfstatat(4, "", [pid 6965] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6964] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... openat resumed>) = 4 [pid 6965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6964] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6964] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(4, ./strace-static-x86_64: Process 6967 attached [pid 6965] mkdir("./bus", 000 [pid 6956] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5060] newfstatat(4, "", [pid 6967] set_robust_list(0x555555f856a0, 24 [pid 6965] <... mkdir resumed>) = 0 [pid 6956] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 6967] <... set_robust_list resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6952] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] umount2("./63/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6968 attached [pid 6956] <... clone3 resumed> => {parent_tid=[6968]}, 88) = 6968 [pid 6967] chdir("./63" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 6967 [pid 5060] getdents64(4, [pid 6968] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6967] <... chdir resumed>) = 0 [pid 6965] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6956] rt_sigprocmask(SIG_SETMASK, [], [pid 6968] <... rseq resumed>) = 0 [pid 6967] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6965] <... futex resumed>) = 1 [pid 6964] <... futex resumed>) = 0 [pid 6956] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] newfstatat(AT_FDCWD, "./63/bus/file0", [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 6968] set_robust_list(0x7fef411b19a0, 24 [pid 6967] <... prctl resumed>) = 0 [pid 6965] mkdir("./file1", 000 [pid 6964] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6956] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6968] <... set_robust_list resumed>) = 0 [pid 6967] setpgid(0, 0 [pid 6965] <... mkdir resumed>) = 0 [pid 6964] <... futex resumed>) = 0 [pid 6956] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./61/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6968] rt_sigprocmask(SIG_SETMASK, [], [pid 6967] <... setpgid resumed>) = 0 [pid 6968] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6964] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6968] sendfile(3, 4, NULL, 281474978811911 [pid 6967] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6965] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] unlink("./63/bus/file0" [pid 5060] newfstatat(AT_FDCWD, "./61/file1/work", [pid 6967] <... openat resumed>) = 3 [pid 6965] <... futex resumed>) = 1 [pid 6964] <... futex resumed>) = 0 [pid 6956] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6965] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6964] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6967] write(3, "1000", 4 [pid 5063] <... unlink resumed>) = 0 [pid 5060] umount2("./61/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6967] <... write resumed>) = 4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6967] close(3 [pid 5060] openat(AT_FDCWD, "./61/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6967] <... close resumed>) = 0 [pid 6967] symlink("/dev/binderfs", "./binderfs" [pid 6964] <... futex resumed>) = 0 [pid 5063] getdents64(4, [pid 5060] <... openat resumed>) = 5 [pid 5060] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6964] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6967] <... symlink resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] getdents64(5, [pid 5063] close(4 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... close resumed>) = 0 [pid 5060] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6967] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] rmdir("./63/bus" [pid 5060] close(5) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 6967] <... futex resumed>) = 0 [pid 5060] rmdir("./61/file1/work") = 0 [pid 6967] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 6963] <... sendfile resumed>) = 4 [pid 6963] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6967] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 6963] <... futex resumed>) = 0 [pid 6954] <... sendfile resumed>) = 4 [pid 5063] umount2("./63/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./61/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6967] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6963] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6954] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6967] <... mmap resumed>) = 0x7fef411b2000 [pid 6965] <... mount resumed>) = 0 [pid 6954] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./63/binderfs", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6967] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6965] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6954] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6952] exit_group(0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] newfstatat(AT_FDCWD, "./61/file1/index", [pid 6967] <... mprotect resumed>) = 0 [pid 6965] <... futex resumed>) = 1 [pid 6964] <... futex resumed>) = 0 [pid 6963] <... futex resumed>) = ? [pid 6954] <... futex resumed>) = ? [pid 6952] <... exit_group resumed>) = ? [pid 5063] unlink("./63/binderfs" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6967] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6965] unlink(NULL [pid 6964] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6963] +++ exited with 0 +++ [pid 6954] +++ exited with 0 +++ [pid 6952] +++ exited with 0 +++ [pid 5063] <... unlink resumed>) = 0 [pid 6965] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6964] <... futex resumed>) = 0 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6952, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5060] umount2("./61/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6967] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6965] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6964] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./63/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6967] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6965] <... futex resumed>) = 0 [pid 6964] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./61/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6965] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6964] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./63/file0", [pid 5060] <... openat resumed>) = 5 ./strace-static-x86_64: Process 6970 attached [pid 6967] <... clone3 resumed> => {parent_tid=[6970]}, 88) = 6970 [pid 6965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6964] <... futex resumed>) = 0 [pid 5068] umount2("./64", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6970] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6967] rt_sigprocmask(SIG_SETMASK, [], [pid 6965] chdir("./bus" [pid 6964] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(5, "", [pid 6970] <... rseq resumed>) = 0 [pid 6967] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6965] <... chdir resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] umount2("./63/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6970] set_robust_list(0x7fef411d29a0, 24 [pid 6967] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6965] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 3 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(5, [pid 6970] <... set_robust_list resumed>) = 0 [pid 6967] <... futex resumed>) = 0 [pid 6965] <... futex resumed>) = 1 [pid 6964] <... futex resumed>) = 0 [pid 5068] newfstatat(3, "", [pid 5063] openat(AT_FDCWD, "./63/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6970] rt_sigprocmask(SIG_SETMASK, [], [pid 6967] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6965] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6964] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... openat resumed>) = 4 [pid 6970] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6964] <... futex resumed>) = 0 [pid 5068] getdents64(3, [pid 5063] newfstatat(4, "", [pid 5060] getdents64(5, [pid 6965] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] umount2("./64/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6970] mkdir("./file0", 000 [pid 6965] <... open resumed>) = 3 [pid 6964] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6956] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] getdents64(4, [pid 5060] close(5) = 0 [pid 6970] <... mkdir resumed>) = 0 [pid 5060] rmdir("./61/file1/index" [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 6970] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... rmdir resumed>) = 0 [pid 5063] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] close(4 [pid 6970] <... futex resumed>) = 1 [pid 6970] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6967] <... futex resumed>) = 0 [pid 6965] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... close resumed>) = 0 [pid 6967] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6965] <... futex resumed>) = 1 [pid 6964] <... futex resumed>) = 0 [pid 5063] rmdir("./63/file0" [pid 6970] <... futex resumed>) = 0 [pid 6967] <... futex resumed>) = 1 [pid 6965] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6964] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(4, [pid 6970] mkdir("./bus", 000 [pid 6967] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6964] <... futex resumed>) = 0 [pid 6965] fcntl(-1, F_SETFL, O_RDONLY [pid 6964] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6970] <... mkdir resumed>) = 0 [pid 6965] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5063] <... rmdir resumed>) = 0 [pid 5060] close(4 [pid 6965] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... close resumed>) = 0 [pid 6970] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6965] <... futex resumed>) = 1 [pid 6964] <... futex resumed>) = 0 [pid 5063] umount2("./63/file1", MNT_DETACH|UMOUNT_NOFOLLOW [ 101.514592][ T6965] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5060] rmdir("./61/file1" [pid 6970] <... futex resumed>) = 1 [pid 6967] <... futex resumed>) = 0 [pid 6965] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6964] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... rmdir resumed>) = 0 [pid 6967] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6965] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] newfstatat(AT_FDCWD, "./63/file1", [pid 6967] <... futex resumed>) = 0 [pid 6965] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] getdents64(3, [pid 6967] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6965] <... openat resumed>) = 4 [pid 5063] umount2("./63/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6965] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6965] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./63/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6965] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... openat resumed>) = 4 [pid 6970] mkdir("./file1", 000 [pid 6964] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 6964] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(4, "", [pid 5060] close(3 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... close resumed>) = 0 [pid 5063] getdents64(4, [pid 6970] <... mkdir resumed>) = 0 [pid 6964] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... umount2 resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] rmdir("./61" [pid 5063] umount2("./63/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 6970] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6964] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./64/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6970] <... futex resumed>) = 1 [pid 6964] <... futex resumed>) = 1 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6970] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6964] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./64/bus", [pid 6967] <... futex resumed>) = 0 [pid 6965] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] newfstatat(AT_FDCWD, "./63/file1/work", [pid 6967] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6965] sendfile(4, 4, NULL, 7 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] mkdir("./62", 0777 [pid 6970] <... futex resumed>) = 0 [pid 6967] <... futex resumed>) = 1 [pid 5068] umount2("./64/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./63/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6970] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6967] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... mkdir resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./63/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] openat(AT_FDCWD, "./64/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5063] <... openat resumed>) = 5 [pid 5063] newfstatat(5, "", [pid 5068] newfstatat(4, "", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5063] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 6972 attached [pid 5063] close(5 [pid 6972] set_robust_list(0x555555f856a0, 24 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... close resumed>) = 0 [pid 6972] <... set_robust_list resumed>) = 0 [pid 5063] rmdir("./63/file1/work" [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 6972 [pid 6972] chdir("./62") = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 6972] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 6972] setpgid(0, 0) = 0 [pid 5063] umount2("./63/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6972] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./63/file1/index", [pid 6972] write(3, "1000", 4) = 4 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6972] close(3) = 0 [pid 5063] umount2("./63/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6972] symlink("/dev/binderfs", "./binderfs" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] getdents64(4, [pid 5063] openat(AT_FDCWD, "./63/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5063] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6972] <... symlink resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] getdents64(5, [pid 6972] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6968] <... sendfile resumed>) = 4 [pid 6958] <... sendfile resumed>) = 4 [pid 5068] umount2("./64/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6972] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(5, [pid 6972] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] newfstatat(AT_FDCWD, "./64/bus/file0", [pid 6972] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6972] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6970] <... mount resumed>) = 0 [pid 6968] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6958] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6972] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6970] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6968] <... futex resumed>) = 0 [pid 6958] <... futex resumed>) = 0 [pid 6956] exit_group(0 [pid 5068] unlink("./64/bus/file0" [pid 5063] close(5 [pid 6972] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6970] <... futex resumed>) = 1 [pid 6967] <... futex resumed>) = 0 [pid 6956] <... exit_group resumed>) = ? [pid 5063] <... close resumed>) = 0 [pid 6972] <... mmap resumed>) = 0x7fef411b2000 [pid 6970] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6968] +++ exited with 0 +++ [pid 6967] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6964] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6958] +++ exited with 0 +++ [pid 6956] +++ exited with 0 +++ [pid 5068] <... unlink resumed>) = 0 [pid 5063] rmdir("./63/file1/index" [pid 6972] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6970] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6967] <... futex resumed>) = 0 [pid 6964] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6956, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5063] <... rmdir resumed>) = 0 [pid 6972] <... mprotect resumed>) = 0 [pid 6970] unlink(NULL [pid 6967] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6964] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6972] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6970] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6964] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] close(4 [pid 5063] getdents64(4, [pid 6972] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6970] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6964] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... close resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6972] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6970] <... futex resumed>) = 1 [pid 6967] <... futex resumed>) = 0 [pid 6964] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] rmdir("./64/bus" [pid 5063] close(4./strace-static-x86_64: Process 6975 attached [pid 6970] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... close resumed>) = 0 [pid 6975] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6972] <... clone3 resumed> => {parent_tid=[6975]}, 88) = 6975 [pid 5065] umount2("./63", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./63/file1" [pid 6975] <... rseq resumed>) = 0 [pid 6972] rt_sigprocmask(SIG_SETMASK, [], [pid 6964] <... mprotect resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... rmdir resumed>) = 0 [pid 6975] set_robust_list(0x7fef411d29a0, 24 [pid 6972] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6964] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] umount2("./64/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6975] <... set_robust_list resumed>) = 0 [pid 6972] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6967] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6964] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... openat resumed>) = 3 [pid 5063] getdents64(3, [pid 6975] rt_sigprocmask(SIG_SETMASK, [], [pid 6972] <... futex resumed>) = 0 [pid 6970] <... futex resumed>) = 0 [pid 6967] <... futex resumed>) = 1 [pid 6964] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] newfstatat(3, "", [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 6975] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6972] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] close(3./strace-static-x86_64: Process 6976 attached [pid 6975] mkdir("./file0", 000 [pid 6970] chdir("./bus" [pid 6967] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(3, [pid 5063] <... close resumed>) = 0 [pid 6976] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6975] <... mkdir resumed>) = 0 [pid 6970] <... chdir resumed>) = 0 [pid 6964] <... clone3 resumed> => {parent_tid=[6976]}, 88) = 6976 [pid 5068] newfstatat(AT_FDCWD, "./64/binderfs", [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] rmdir("./63" [pid 6976] <... rseq resumed>) = 0 [pid 6970] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6964] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./63/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6976] set_robust_list(0x7fef411b19a0, 24 [pid 6970] <... futex resumed>) = 1 [pid 6967] <... futex resumed>) = 0 [pid 6964] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] unlink("./64/binderfs" [pid 6976] <... set_robust_list resumed>) = 0 [pid 6975] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6970] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6967] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6964] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [ 101.615932][ T6970] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6975] <... futex resumed>) = 1 [pid 6972] <... futex resumed>) = 0 [pid 5063] mkdir("./64", 0777 [pid 6976] rt_sigprocmask(SIG_SETMASK, [], [pid 6975] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6972] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6967] <... futex resumed>) = 0 [pid 6964] <... futex resumed>) = 0 [pid 5068] umount2("./64/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6976] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6972] <... futex resumed>) = 0 [pid 6967] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6964] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6976] sendfile(3, 4, NULL, 281474978811911 [pid 6975] mkdir("./bus", 000 [pid 6972] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./64/file0", [pid 5063] <... mkdir resumed>) = 0 [pid 6975] <... mkdir resumed>) = 0 [pid 6970] <... open resumed>) = 3 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6975] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6970] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./64/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 6975] <... futex resumed>) = 1 [pid 6972] <... futex resumed>) = 0 [pid 6970] <... futex resumed>) = 1 [pid 6967] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6975] mkdir("./file1", 000 [pid 6972] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6970] fcntl(-1, F_SETFL, O_RDONLY [pid 6967] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./64/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6967] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 6970] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6975] <... mkdir resumed>) = 0 [pid 6972] <... futex resumed>) = 0 [pid 6967] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(4, "", [pid 5065] <... umount2 resumed>) = 0 [pid 6970] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6967] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] umount2("./63/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6975] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6970] <... futex resumed>) = 0 [pid 6967] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6975] <... futex resumed>) = 0 [pid 6970] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6967] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] newfstatat(AT_FDCWD, "./63/bus", [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 6978 ./strace-static-x86_64: Process 6978 attached [pid 6975] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6972] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6970] <... openat resumed>) = 4 [pid 6967] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6972] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6970] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] umount2("./63/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6978] set_robust_list(0x555555f856a0, 24 [pid 6972] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6970] <... futex resumed>) = 1 [pid 6967] <... futex resumed>) = 0 [pid 5068] close(4 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6975] <... futex resumed>) = 0 [pid 6978] <... set_robust_list resumed>) = 0 [pid 6972] <... futex resumed>) = 1 [pid 6970] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6967] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./63/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6975] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6972] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6970] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6967] <... futex resumed>) = 0 [pid 5068] rmdir("./64/file0" [pid 5065] <... openat resumed>) = 4 [pid 6978] chdir("./64" [pid 6970] sendfile(4, 4, NULL, 7 [pid 6967] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 5065] newfstatat(4, "", [pid 5068] umount2("./64/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6978] <... chdir resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(4, [pid 6978] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5068] newfstatat(AT_FDCWD, "./64/file1", [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./63/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] umount2("./64/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6978] <... prctl resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./63/bus/file0", [pid 6978] setpgid(0, 0 [pid 5068] openat(AT_FDCWD, "./64/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6978] <... setpgid resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5065] unlink("./63/bus/file0" [pid 6978] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5068] newfstatat(4, "", [pid 5065] <... unlink resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, [pid 5068] getdents64(4, [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] close(4 [pid 5068] umount2("./64/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... close resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] rmdir("./63/bus" [pid 6978] <... openat resumed>) = 3 [pid 5068] newfstatat(AT_FDCWD, "./64/file1/work", [pid 5065] <... rmdir resumed>) = 0 [pid 6978] write(3, "1000", 4 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6978] <... write resumed>) = 4 [pid 5068] umount2("./64/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./64/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] umount2("./63/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... openat resumed>) = 5 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6978] close(3 [pid 5068] newfstatat(5, "", [pid 6978] <... close resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] newfstatat(AT_FDCWD, "./63/binderfs", [pid 6978] symlink("/dev/binderfs", "./binderfs" [pid 5068] getdents64(5, [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6978] <... symlink resumed>) = 0 [pid 5068] getdents64(5, [pid 5065] unlink("./63/binderfs" [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5068] close(5) = 0 [pid 5068] rmdir("./64/file1/work" [pid 5065] umount2("./63/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./63/file0", [pid 5068] umount2("./64/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6978] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6978] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./64/file1/index", [pid 5065] umount2("./63/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6978] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6978] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6978] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] umount2("./64/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] openat(AT_FDCWD, "./63/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6978] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... openat resumed>) = 4 [pid 6978] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 5068] openat(AT_FDCWD, "./64/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] newfstatat(4, "", [pid 5068] <... openat resumed>) = 5 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] newfstatat(5, "", [pid 5065] getdents64(4, [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5068] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] close(4 [pid 6978] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6975] <... mount resumed>) = 0 [pid 6964] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] getdents64(5, [pid 6975] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6975] <... futex resumed>) = 1 [pid 6972] <... futex resumed>) = 0 [pid 5068] close(5 [pid 5065] <... close resumed>) = 0 [pid 6978] <... mprotect resumed>) = 0 [pid 6975] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6972] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5065] rmdir("./63/file0" [pid 6975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6972] <... futex resumed>) = 0 [pid 5068] rmdir("./64/file1/index" [pid 6975] unlink(NULL [pid 6972] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6975] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6975] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6972] <... futex resumed>) = 0 [pid 6975] <... futex resumed>) = 1 [pid 6972] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6975] chdir("./bus" [pid 6972] <... futex resumed>) = 0 [pid 6978] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6975] <... chdir resumed>) = 0 [pid 6972] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... rmdir resumed>) = 0 [pid 6975] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 6978] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6975] <... futex resumed>) = 1 [pid 6972] <... futex resumed>) = 0 [pid 6978] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6975] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6972] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./63/file1", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6979 attached [pid 6975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6972] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 6979] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6978] <... clone3 resumed> => {parent_tid=[6979]}, 88) = 6979 [pid 6975] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6972] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6979] <... rseq resumed>) = 0 [pid 6978] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] close(4 [pid 5065] newfstatat(AT_FDCWD, "./63/file1", [pid 6979] set_robust_list(0x7fef411d29a0, 24 [pid 6978] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6976] <... sendfile resumed>) = 4 [pid 6975] <... open resumed>) = 3 [pid 6965] <... sendfile resumed>) = 4 [pid 5068] <... close resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6979] <... set_robust_list resumed>) = 0 [pid 6978] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6976] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6965] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./64/file1" [pid 5065] umount2("./63/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6979] rt_sigprocmask(SIG_SETMASK, [], [pid 6978] <... futex resumed>) = 0 [pid 6976] <... futex resumed>) = 0 [pid 6965] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 6979] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6978] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6975] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6976] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6965] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6964] exit_group(0 [pid 5068] getdents64(3, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6979] mkdir("./file0", 000 [pid 6976] <... futex resumed>) = ? [pid 6975] <... futex resumed>) = 1 [pid 6972] <... futex resumed>) = 0 [pid 6965] <... futex resumed>) = ? [pid 6964] <... exit_group resumed>) = ? [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 6979] <... mkdir resumed>) = 0 [pid 6976] +++ exited with 0 +++ [pid 6975] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6972] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6965] +++ exited with 0 +++ [pid 5068] close(3 [pid 5065] openat(AT_FDCWD, "./63/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6972] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 6972] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6975] fcntl(-1, F_SETFL, O_RDONLY) = -1 EBADF (Bad file descriptor) [pid 5068] rmdir("./64" [pid 6979] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6975] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6967] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 6964] +++ exited with 0 +++ [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 6979] <... futex resumed>) = 1 [pid 6978] <... futex resumed>) = 0 [pid 6975] <... futex resumed>) = 1 [pid 6972] <... futex resumed>) = 0 [pid 6967] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(4, "", [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6964, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 6979] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6978] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6975] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6972] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6967] <... futex resumed>) = 0 [pid 5068] mkdir("./65", 0777 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6978] <... futex resumed>) = 0 [pid 6975] <... openat resumed>) = 4 [pid 6972] <... futex resumed>) = 0 [pid 6967] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... mkdir resumed>) = 0 [pid 5065] getdents64(4, [pid 6979] mkdir("./bus", 000 [pid 6978] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6972] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] umount2("./62", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6975] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6967] <... mmap resumed>) = 0x7fef41191000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6979] <... mkdir resumed>) = 0 [pid 6975] <... futex resumed>) = 1 [pid 6972] <... futex resumed>) = 0 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] umount2("./63/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 6981 attached [pid 6979] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6975] sendfile(4, 4, NULL, 7 [pid 6972] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6967] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... openat resumed>) = 3 [pid 6981] set_robust_list(0x555555f856a0, 24 [pid 6979] <... futex resumed>) = 1 [pid 6978] <... futex resumed>) = 0 [pid 6972] <... futex resumed>) = 0 [pid 5061] newfstatat(3, "", [pid 6981] <... set_robust_list resumed>) = 0 [pid 6978] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6967] <... mprotect resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./63/file1/work", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6978] <... futex resumed>) = 0 [pid 6981] chdir("./65" [pid 5061] getdents64(3, [pid 6978] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6972] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 6979] mkdir("./file1", 000 [pid 6967] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6981] <... chdir resumed>) = 0 [pid 6981] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6979] <... mkdir resumed>) = 0 [pid 6967] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 6981 [pid 5065] umount2("./63/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./62/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6981] <... prctl resumed>) = 0 [pid 6967] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6982 attached [pid 6981] setpgid(0, 0 [pid 6979] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./63/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6982] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6981] <... setpgid resumed>) = 0 [pid 6979] <... futex resumed>) = 1 [pid 6978] <... futex resumed>) = 0 [pid 6982] <... rseq resumed>) = 0 [pid 6981] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 6979] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [ 101.722814][ T6975] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6978] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6982] set_robust_list(0x7fef411b19a0, 24 [pid 6981] <... openat resumed>) = 3 [pid 6978] <... futex resumed>) = 0 [pid 6967] <... clone3 resumed> => {parent_tid=[6982]}, 88) = 6982 [pid 5065] <... openat resumed>) = 5 [pid 6982] <... set_robust_list resumed>) = 0 [pid 6967] rt_sigprocmask(SIG_SETMASK, [], [pid 6982] rt_sigprocmask(SIG_SETMASK, [], [pid 6981] write(3, "1000", 4 [pid 5065] newfstatat(5, "", [pid 6967] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6982] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6967] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6982] sendfile(3, 4, NULL, 281474978811911 [pid 6981] <... write resumed>) = 4 [pid 6967] <... futex resumed>) = 0 [pid 6967] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(5, [pid 6981] close(3 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6981] <... close resumed>) = 0 [pid 6981] symlink("/dev/binderfs", "./binderfs" [pid 6978] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6981] <... symlink resumed>) = 0 [pid 6979] <... mount resumed>) = 0 [pid 5061] <... umount2 resumed>) = 0 [pid 6979] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./62/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6981] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6979] <... futex resumed>) = 1 [pid 6978] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6981] <... futex resumed>) = 0 [pid 6979] unlink(NULL [pid 6978] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(AT_FDCWD, "./62/bus", [pid 6981] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6979] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6978] <... futex resumed>) = 0 [pid 5065] close(5 [pid 6981] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6979] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6978] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6981] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6979] <... futex resumed>) = 0 [pid 6978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... close resumed>) = 0 [pid 5061] umount2("./62/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6981] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6979] chdir("./bus" [pid 6978] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6981] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6979] <... chdir resumed>) = 0 [pid 6978] <... futex resumed>) = 0 [pid 5065] rmdir("./63/file1/work" [pid 5061] openat(AT_FDCWD, "./62/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6981] <... mmap resumed>) = 0x7fef411b2000 [pid 6979] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6978] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 6981] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6979] <... futex resumed>) = 0 [pid 6978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] newfstatat(4, "", [pid 6981] <... mprotect resumed>) = 0 [pid 6979] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6978] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6978] <... futex resumed>) = 0 [pid 5065] umount2("./63/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 6981] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6979] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6978] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6981] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 6981] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5065] newfstatat(AT_FDCWD, "./63/file1/index", [pid 5061] umount2("./62/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6984 attached [pid 6972] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6979] <... open resumed>) = 3 [pid 6984] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6981] <... clone3 resumed> => {parent_tid=[6984]}, 88) = 6984 [pid 6979] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6972] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./63/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./62/bus/file0", [pid 6981] rt_sigprocmask(SIG_SETMASK, [], [pid 6979] <... futex resumed>) = 1 [pid 6978] <... futex resumed>) = 0 [pid 6972] <... futex resumed>) = 0 [pid 6981] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6979] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6978] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6972] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6981] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6978] <... futex resumed>) = 0 [pid 6972] <... mmap resumed>) = 0x7fef41191000 [pid 5061] unlink("./62/bus/file0" [pid 6984] <... rseq resumed>) = 0 [pid 6981] <... futex resumed>) = 0 [pid 6979] fcntl(-1, F_SETFL, O_RDONLY [pid 6978] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6972] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6984] set_robust_list(0x7fef411d29a0, 24 [pid 6981] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6979] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6972] <... mprotect resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./63/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... unlink resumed>) = 0 [pid 6984] <... set_robust_list resumed>) = 0 [pid 6979] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6972] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... openat resumed>) = 5 [pid 5061] getdents64(4, [pid 6984] rt_sigprocmask(SIG_SETMASK, [], [pid 6979] <... futex resumed>) = 1 [pid 6978] <... futex resumed>) = 0 [pid 6972] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] newfstatat(5, "", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6984] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6982] <... sendfile resumed>) = 4 [pid 6979] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6978] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6972] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 6970] <... sendfile resumed>) = 4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] close(4./strace-static-x86_64: Process 6986 attached [pid 6984] mkdir("./file0", 000 [pid 6979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6978] <... futex resumed>) = 0 [pid 5065] getdents64(5, [pid 6986] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6984] <... mkdir resumed>) = 0 [pid 6982] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6979] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6978] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6972] <... clone3 resumed> => {parent_tid=[6986]}, 88) = 6986 [pid 6970] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... close resumed>) = 0 [pid 6986] <... rseq resumed>) = 0 [pid 6982] <... futex resumed>) = 1 [pid 6979] <... openat resumed>) = 4 [ 101.780305][ T6979] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6972] rt_sigprocmask(SIG_SETMASK, [], [pid 6970] <... futex resumed>) = 0 [pid 6967] <... futex resumed>) = 0 [pid 5065] getdents64(5, [pid 5061] rmdir("./62/bus" [pid 6986] set_robust_list(0x7fef411b19a0, 24 [pid 6984] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6982] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6979] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6972] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6970] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6967] exit_group(0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6986] <... set_robust_list resumed>) = 0 [pid 6984] <... futex resumed>) = 1 [pid 6982] <... futex resumed>) = ? [pid 6981] <... futex resumed>) = 0 [pid 6979] <... futex resumed>) = 1 [pid 6978] <... futex resumed>) = 0 [pid 6972] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6970] <... futex resumed>) = ? [pid 6967] <... exit_group resumed>) = ? [pid 5065] close(5 [pid 5061] <... rmdir resumed>) = 0 [pid 6986] rt_sigprocmask(SIG_SETMASK, [], [pid 6984] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6982] +++ exited with 0 +++ [pid 6981] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6979] sendfile(4, 4, NULL, 7 [pid 6978] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6972] <... futex resumed>) = 0 [pid 6970] +++ exited with 0 +++ [pid 5065] <... close resumed>) = 0 [pid 5061] umount2("./62/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6986] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6981] <... futex resumed>) = 0 [pid 6978] <... futex resumed>) = 0 [pid 6972] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] rmdir("./63/file1/index" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6986] sendfile(3, 4, NULL, 281474978811911 [pid 6984] mkdir("./bus", 000 [pid 6981] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6978] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6967] +++ exited with 0 +++ [pid 5065] <... rmdir resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./62/binderfs", [pid 6984] <... mkdir resumed>) = 0 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6967, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] unlink("./62/binderfs" [pid 5065] getdents64(4, [pid 5062] umount2("./63", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] <... unlink resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] umount2("./62/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6984] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(4 [pid 5062] <... openat resumed>) = 3 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6984] <... futex resumed>) = 1 [pid 6981] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5062] newfstatat(3, "", [pid 5061] newfstatat(AT_FDCWD, "./62/file0", [pid 6984] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6981] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] rmdir("./63/file1" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6981] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5062] getdents64(3, [pid 5061] umount2("./62/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6984] mkdir("./file1", 000 [pid 6981] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 6984] <... mkdir resumed>) = 0 [pid 5062] umount2("./63/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(3, [pid 5061] openat(AT_FDCWD, "./62/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 6984] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(3 [pid 5061] <... openat resumed>) = 4 [pid 6984] <... futex resumed>) = 1 [pid 6981] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5061] newfstatat(4, "", [pid 6984] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6981] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] rmdir("./63" [pid 6981] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6981] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... rmdir resumed>) = 0 [pid 5061] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(4, [pid 5065] mkdir("./64", 0777 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] close(4) = 0 [pid 5061] rmdir("./62/file0") = 0 [pid 5065] <... mkdir resumed>) = 0 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] umount2("./62/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./62/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./62/file1", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 6988 attached ) = -1 EINVAL (Invalid argument) [pid 6988] set_robust_list(0x555555f856a0, 24 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 6988 [pid 5061] openat(AT_FDCWD, "./62/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6988] <... set_robust_list resumed>) = 0 [pid 6978] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... umount2 resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 6978] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./63/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6978] <... futex resumed>) = 0 [pid 6978] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6986] <... sendfile resumed>) = 4 [pid 6978] <... mmap resumed>) = 0x7fef41191000 [pid 6972] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6978] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 6975] <... sendfile resumed>) = 4 [pid 6978] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6975] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./63/bus", [pid 6986] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6978] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6975] <... futex resumed>) = 0 [pid 6978] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 6975] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6986] <... futex resumed>) = 0 ./strace-static-x86_64: Process 6990 attached [pid 6986] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6978] <... clone3 resumed> => {parent_tid=[6990]}, 88) = 6990 [pid 5062] umount2("./63/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6990] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6978] rt_sigprocmask(SIG_SETMASK, [], [pid 6990] <... rseq resumed>) = 0 [pid 6978] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6990] set_robust_list(0x7fef411b19a0, 24 [pid 6978] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6990] <... set_robust_list resumed>) = 0 [pid 6978] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./63/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6990] rt_sigprocmask(SIG_SETMASK, [], [pid 6978] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6990] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6988] chdir("./64" [pid 6972] exit_group(0 [pid 5062] <... openat resumed>) = 4 [pid 5061] newfstatat(4, "", [pid 6990] sendfile(3, 4, NULL, 281474978811911 [pid 6988] <... chdir resumed>) = 0 [pid 6986] <... futex resumed>) = ? [pid 6975] <... futex resumed>) = ? [pid 6972] <... exit_group resumed>) = ? [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6988] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6986] +++ exited with 0 +++ [pid 6975] +++ exited with 0 +++ [pid 6972] +++ exited with 0 +++ [pid 5062] newfstatat(4, "", [pid 6988] <... prctl resumed>) = 0 [pid 5061] getdents64(4, [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6972, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 6988] setpgid(0, 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6988] <... setpgid resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 6988] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5062] getdents64(4, [pid 6988] <... openat resumed>) = 3 [pid 5061] umount2("./62/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./62", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6988] write(3, "1000", 4 [pid 6981] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6988] <... write resumed>) = 4 [pid 6981] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./63/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./62/file1/work", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6988] close(3 [pid 6981] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] openat(AT_FDCWD, "./62", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6988] <... close resumed>) = 0 [pid 6981] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] newfstatat(AT_FDCWD, "./63/bus/file0", [pid 5061] umount2("./62/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6988] symlink("/dev/binderfs", "./binderfs" [pid 6981] <... mmap resumed>) = 0x7fef41191000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 3 [pid 6988] <... symlink resumed>) = 0 [pid 6981] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] openat(AT_FDCWD, "./62/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6988] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6981] <... mprotect resumed>) = 0 [pid 5062] unlink("./63/bus/file0" [pid 5061] <... openat resumed>) = 5 [pid 5060] newfstatat(3, "", [pid 6988] <... futex resumed>) = 0 [pid 6981] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] <... unlink resumed>) = 0 [pid 5061] newfstatat(5, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6988] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6981] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(3, [pid 6988] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6981] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] getdents64(4, [pid 5061] getdents64(5, ./strace-static-x86_64: Process 6991 attached [pid 6988] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 6991] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6988] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6984] <... mount resumed>) = 0 [pid 6981] <... clone3 resumed> => {parent_tid=[6991]}, 88) = 6991 [pid 5062] close(4 [pid 5061] getdents64(5, [pid 5060] umount2("./62/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6991] <... rseq resumed>) = 0 [pid 6988] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6981] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] <... close resumed>) = 0 [pid 6988] <... mmap resumed>) = 0x7fef411b2000 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6981] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6988] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5062] rmdir("./63/bus" [pid 5061] close(5 [pid 6991] set_robust_list(0x7fef411b19a0, 24 [pid 6988] <... mprotect resumed>) = 0 [pid 6981] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... close resumed>) = 0 [pid 6991] <... set_robust_list resumed>) = 0 [pid 6988] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6984] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6981] <... futex resumed>) = 0 [pid 5061] rmdir("./62/file1/work" [pid 6991] rt_sigprocmask(SIG_SETMASK, [], [pid 6988] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6984] <... futex resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 6991] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6988] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6984] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6981] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 6993 attached [pid 6991] unlink(NULL [pid 5061] umount2("./62/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6991] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6988] <... clone3 resumed> => {parent_tid=[6993]}, 88) = 6993 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6993] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6991] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6988] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] umount2("./63/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./62/file1/index", [pid 6993] <... rseq resumed>) = 0 [pid 6991] <... futex resumed>) = 1 [pid 6988] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6981] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6993] set_robust_list(0x7fef411d29a0, 24 [pid 6991] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6988] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6981] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./63/binderfs", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6993] <... set_robust_list resumed>) = 0 [pid 6988] <... futex resumed>) = 0 [ 101.901079][ T6984] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6984] <... futex resumed>) = 0 [pid 6981] <... futex resumed>) = 1 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6993] rt_sigprocmask(SIG_SETMASK, [], [pid 6988] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6984] chdir("./bus" [pid 6981] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] unlink("./63/binderfs" [pid 5061] umount2("./62/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6993] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6984] <... chdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6993] mkdir("./file0", 000 [pid 6984] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6978] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] openat(AT_FDCWD, "./62/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6984] <... futex resumed>) = 1 [pid 6981] <... futex resumed>) = 0 [pid 5061] <... openat resumed>) = 5 [pid 6984] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6981] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5061] newfstatat(5, "", [pid 6981] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(5, [pid 6993] <... mkdir resumed>) = 0 [pid 6990] <... sendfile resumed>) = 4 [pid 6984] <... open resumed>) = 3 [pid 6979] <... sendfile resumed>) = 4 [pid 5062] <... unlink resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 6993] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6990] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6984] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6979] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = 0 [pid 6993] <... futex resumed>) = 1 [pid 6990] <... futex resumed>) = 0 [pid 6988] <... futex resumed>) = 0 [pid 6984] <... futex resumed>) = 1 [pid 6981] <... futex resumed>) = 0 [pid 6979] <... futex resumed>) = 0 [pid 5062] umount2("./63/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(5, [pid 5060] umount2("./62/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6993] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6990] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6988] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6984] fcntl(-1, F_SETFL, O_RDONLY [pid 6981] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6979] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6988] <... futex resumed>) = 0 [pid 6984] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6981] <... futex resumed>) = 0 [pid 6978] exit_group(0 [pid 5062] newfstatat(AT_FDCWD, "./63/file0", [pid 5061] close(5 [pid 6993] mkdir("./bus", 000 [pid 6990] <... futex resumed>) = ? [pid 6988] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6984] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6981] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6979] <... futex resumed>) = ? [pid 6978] <... exit_group resumed>) = ? [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... close resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./62/bus", [pid 6981] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] rmdir("./62/file1/index" [pid 6984] <... futex resumed>) = 0 [pid 6981] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./63/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6990] +++ exited with 0 +++ [pid 6984] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6981] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./63/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6984] <... openat resumed>) = 4 [pid 6981] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... openat resumed>) = 4 [pid 5062] newfstatat(4, "", [pid 5061] getdents64(4, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] getdents64(4, [pid 5061] close(4 [pid 6993] <... mkdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] <... close resumed>) = 0 [pid 6984] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./62/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6993] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6984] <... futex resumed>) = 1 [pid 6981] <... futex resumed>) = 0 [pid 5062] getdents64(4, [pid 5061] rmdir("./62/file1" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6993] <... futex resumed>) = 1 [pid 6988] <... futex resumed>) = 0 [pid 6984] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6981] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] openat(AT_FDCWD, "./62/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6993] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6988] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6981] <... futex resumed>) = 0 [pid 6993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6988] <... futex resumed>) = 0 [pid 6984] sendfile(4, 4, NULL, 7 [pid 6981] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6979] +++ exited with 0 +++ [pid 6978] +++ exited with 0 +++ [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... openat resumed>) = 4 [pid 6993] mkdir("./file1", 000 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6978, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5062] close(4 [pid 5060] newfstatat(4, "", [pid 6988] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... close resumed>) = 0 [pid 5061] getdents64(3, [pid 5062] rmdir("./63/file0" [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] umount2("./64", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... rmdir resumed>) = 0 [pid 5061] close(3 [pid 6993] <... mkdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./63/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 6993] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 6993] <... futex resumed>) = 1 [pid 6988] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 6993] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6988] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 3 [pid 5062] newfstatat(AT_FDCWD, "./63/file1", [pid 5061] rmdir("./62" [pid 6988] <... futex resumed>) = 0 [pid 5063] newfstatat(3, "", [pid 5060] umount2("./62/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] umount2("./63/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 5063] getdents64(3, [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] mkdir("./63", 0777 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] openat(AT_FDCWD, "./63/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6988] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./62/bus/file0", [pid 5063] umount2("./64/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... openat resumed>) = 4 [pid 5061] <... mkdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] newfstatat(4, "", [pid 5060] unlink("./62/bus/file0" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 5062] getdents64(4, [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4) = 0 [pid 5060] rmdir("./62/bus"./strace-static-x86_64: Process 6995 attached [pid 6995] set_robust_list(0x555555f856a0, 24 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 6995 [pid 5060] <... rmdir resumed>) = 0 [pid 6995] <... set_robust_list resumed>) = 0 [pid 5062] umount2("./63/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./62/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6995] chdir("./63" [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6995] <... chdir resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./63/file1/work", [pid 5060] newfstatat(AT_FDCWD, "./62/binderfs", [pid 6995] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6995] <... prctl resumed>) = 0 [pid 5060] unlink("./62/binderfs" [pid 6995] setpgid(0, 0 [pid 5062] umount2("./63/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6995] <... setpgid resumed>) = 0 [pid 6995] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6993] <... mount resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 6993] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./62/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6995] <... openat resumed>) = 3 [pid 6993] <... futex resumed>) = 1 [pid 6988] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./63/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6993] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6988] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] newfstatat(AT_FDCWD, "./62/file0", [pid 6993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6988] <... futex resumed>) = 0 [pid 6981] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6995] write(3, "1000", 4 [pid 6993] unlink(NULL [pid 6988] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6981] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 5 [pid 5060] umount2("./62/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6995] <... write resumed>) = 4 [pid 6993] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6991] <... futex resumed>) = 0 [pid 6981] <... futex resumed>) = 1 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6995] close(3 [pid 6993] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6991] sendfile(3, 4, NULL, 281474978811911 [pid 6981] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = 0 [pid 5062] newfstatat(5, "", [pid 5060] openat(AT_FDCWD, "./62/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6995] <... close resumed>) = 0 [pid 6993] <... futex resumed>) = 1 [pid 6988] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... openat resumed>) = 4 [pid 6995] symlink("/dev/binderfs", "./binderfs" [pid 6993] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6988] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./64/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(5, [pid 5060] newfstatat(4, "", [pid 6995] <... symlink resumed>) = 0 [pid 6993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6988] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6995] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6993] chdir("./bus" [pid 6988] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(4, [pid 6995] <... futex resumed>) = 0 [pid 6993] <... chdir resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./64/bus", [pid 5062] getdents64(5, [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 6995] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6993] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] getdents64(4, [pid 6995] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6993] <... futex resumed>) = 1 [pid 6988] <... futex resumed>) = 0 [pid 5063] umount2("./64/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(5 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 6995] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6993] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6988] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... close resumed>) = 0 [pid 5060] close(4 [pid 6995] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6988] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./64/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] rmdir("./63/file1/work" [pid 5060] <... close resumed>) = 0 [pid 6995] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6993] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6988] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... openat resumed>) = 4 [pid 5060] rmdir("./62/file0" [pid 6995] <... mmap resumed>) = 0x7fef411b2000 [pid 6993] <... open resumed>) = 3 [pid 5063] newfstatat(4, "", [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 6995] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./62/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6995] <... mprotect resumed>) = 0 [pid 5063] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6995] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] umount2("./63/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(AT_FDCWD, "./62/file1", [ 102.010259][ T6993] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6995] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6995] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6993] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./64/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(AT_FDCWD, "./63/file1/index", [pid 5060] umount2("./62/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6993] <... futex resumed>) = 1 [pid 6988] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 6997 attached [pid 6993] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6988] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] openat(AT_FDCWD, "./62/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6997] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 6995] <... clone3 resumed> => {parent_tid=[6997]}, 88) = 6997 [pid 6993] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6988] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./64/bus/file0", [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... openat resumed>) = 4 [pid 6997] <... rseq resumed>) = 0 [pid 6995] rt_sigprocmask(SIG_SETMASK, [], [pid 6993] fcntl(-1, F_SETFL, O_RDONLY [pid 6988] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./63/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(4, "", [pid 6997] set_robust_list(0x7fef411d29a0, 24 [pid 6995] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6993] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5063] unlink("./64/bus/file0" [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6997] <... set_robust_list resumed>) = 0 [pid 6995] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6993] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./63/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(4, [pid 6993] <... futex resumed>) = 1 [pid 6988] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 6997] rt_sigprocmask(SIG_SETMASK, [], [pid 6995] <... futex resumed>) = 0 [pid 6993] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6988] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... unlink resumed>) = 0 [pid 5060] umount2("./62/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6997] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6995] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6993] <... openat resumed>) = 4 [pid 6988] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6993] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6988] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] newfstatat(AT_FDCWD, "./62/file1/work", [pid 6997] mkdir("./file0", 000 [pid 6993] <... futex resumed>) = 0 [pid 6988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] newfstatat(5, "", [pid 6993] sendfile(4, 4, NULL, 7 [pid 6988] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(4, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6988] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./62/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6997] <... mkdir resumed>) = 0 [pid 6988] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] getdents64(5, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] openat(AT_FDCWD, "./62/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6997] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] close(4 [pid 5062] getdents64(5, [pid 5060] <... openat resumed>) = 5 [pid 6997] <... futex resumed>) = 1 [pid 6995] <... futex resumed>) = 0 [pid 6997] mkdir("./bus", 000 [pid 6995] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... close resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(5, "", [pid 6995] <... futex resumed>) = 0 [pid 5063] rmdir("./64/bus" [pid 5062] close(5 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... close resumed>) = 0 [pid 5060] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(5 [pid 6995] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] rmdir("./63/file1/index" [pid 5060] <... close resumed>) = 0 [pid 5060] rmdir("./62/file1/work" [pid 6997] <... mkdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] umount2("./62/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6997] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6991] <... sendfile resumed>) = 4 [pid 6984] <... sendfile resumed>) = 4 [pid 6981] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] <... rmdir resumed>) = 0 [pid 5062] getdents64(4, [pid 6997] <... futex resumed>) = 1 [pid 6995] <... futex resumed>) = 0 [pid 6991] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6984] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./64/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 6997] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6995] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6991] <... futex resumed>) = 0 [pid 6984] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] close(4 [pid 5060] newfstatat(AT_FDCWD, "./62/file1/index", [pid 6997] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6995] <... futex resumed>) = 0 [pid 6991] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6984] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] <... close resumed>) = 0 [pid 6997] mkdir("./file1", 000 [pid 6995] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6981] exit_group(0 [pid 5063] newfstatat(AT_FDCWD, "./64/binderfs", [pid 5062] rmdir("./63/file1" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 6997] <... mkdir resumed>) = 0 [pid 6991] <... futex resumed>) = ? [pid 6984] <... futex resumed>) = ? [pid 6981] <... exit_group resumed>) = ? [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] umount2("./62/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6991] +++ exited with 0 +++ [pid 6984] +++ exited with 0 +++ [pid 6981] +++ exited with 0 +++ [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6981, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5063] unlink("./64/binderfs" [pid 5062] getdents64(3, [pid 5060] openat(AT_FDCWD, "./62/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6997] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] <... openat resumed>) = 5 [pid 6997] <... futex resumed>) = 1 [pid 6995] <... futex resumed>) = 0 [pid 5063] <... unlink resumed>) = 0 [pid 5062] close(3 [pid 5060] newfstatat(5, "", [pid 6997] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 6995] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./64/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6995] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./63" [pid 6995] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(AT_FDCWD, "./64/file0", [pid 5068] umount2("./65", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(5, [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] umount2("./64/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... rmdir resumed>) = 0 [pid 5068] <... openat resumed>) = 3 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] mkdir("./64", 0777 [pid 5060] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(5) = 0 [pid 5063] openat(AT_FDCWD, "./64/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] rmdir("./62/file1/index" [pid 5068] newfstatat(3, "", [pid 5063] <... openat resumed>) = 4 [pid 5062] <... mkdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6988] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] newfstatat(4, "", [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5068] getdents64(3, [pid 5060] getdents64(4, [pid 6988] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6988] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef41191000 [pid 6988] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4) = 0 [pid 6988] <... mprotect resumed>) = 0 [pid 5060] rmdir("./62/file1" [pid 6988] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 6988] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] getdents64(4, [pid 6988] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] umount2("./65/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 5060] getdents64(3, 0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] close(3./strace-static-x86_64: Process 7000 attached [pid 6988] <... clone3 resumed> => {parent_tid=[7000]}, 88) = 7000 [pid 5060] <... close resumed>) = 0 [pid 5060] rmdir("./62" [pid 6988] rt_sigprocmask(SIG_SETMASK, [], [pid 7000] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 6988] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7000] <... rseq resumed>) = 0 [pid 6988] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7000] set_robust_list(0x7fef411b19a0, 24 [pid 6988] <... futex resumed>) = 0 [pid 6988] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7000] <... set_robust_list resumed>) = 0 [pid 7000] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7000] sendfile(3, 4, NULL, 281474978811911 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(4, ./strace-static-x86_64: Process 7001 attached 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7001] set_robust_list(0x555555f856a0, 24 [pid 5063] close(4 [pid 7001] <... set_robust_list resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7001 [pid 7001] chdir("./64" [pid 6993] <... sendfile resumed>) = 4 [pid 5063] rmdir("./64/file0" [pid 5060] <... rmdir resumed>) = 0 [pid 7001] <... chdir resumed>) = 0 [pid 7000] <... sendfile resumed>) = 4 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] mkdir("./63", 0777 [pid 7001] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 6993] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7001] <... prctl resumed>) = 0 [pid 7001] setpgid(0, 0) = 0 [pid 5063] umount2("./64/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... mkdir resumed>) = 0 [pid 7001] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7000] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 6993] <... futex resumed>) = 0 [pid 7001] <... openat resumed>) = 3 [pid 7000] <... futex resumed>) = 1 [pid 6993] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6988] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7000] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6988] exit_group(0 [pid 5063] newfstatat(AT_FDCWD, "./64/file1", [pid 7001] write(3, "1000", 4 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7001] <... write resumed>) = 4 [pid 6993] <... futex resumed>) = ? [pid 6988] <... exit_group resumed>) = ? [pid 5063] umount2("./64/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7001] close(3 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7001] <... close resumed>) = 0 [pid 6993] +++ exited with 0 +++ [pid 5063] openat(AT_FDCWD, "./64/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7001] symlink("/dev/binderfs", "./binderfs" [pid 5063] <... openat resumed>) = 4 ./strace-static-x86_64: Process 7002 attached [pid 7001] <... symlink resumed>) = 0 [pid 7000] <... futex resumed>) = ? [pid 6997] <... mount resumed>) = 0 [pid 5068] <... umount2 resumed>) = 0 [pid 7002] set_robust_list(0x555555f856a0, 24 [pid 6997] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./65/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(4, "", [pid 7002] <... set_robust_list resumed>) = 0 [pid 7001] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6997] <... futex resumed>) = 1 [pid 6995] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7002 [pid 7002] chdir("./63" [pid 7001] <... futex resumed>) = 0 [pid 7000] +++ exited with 0 +++ [pid 6997] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6995] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6988] +++ exited with 0 +++ [pid 5068] newfstatat(AT_FDCWD, "./65/bus", [pid 5063] getdents64(4, [pid 7002] <... chdir resumed>) = 0 [pid 7001] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 6997] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 6995] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7001] <... rt_sigaction resumed>NULL, 8) = 0 [pid 6997] unlink(NULL [pid 6995] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./65/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6988, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7002] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7001] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 6997] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] restart_syscall(<... resuming interrupted clone ...> [pid 5063] umount2("./64/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7002] <... prctl resumed>) = 0 [pid 7001] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6997] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./65/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... restart_syscall resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7002] setpgid(0, 0 [pid 7001] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6997] <... futex resumed>) = 1 [pid 6995] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5063] newfstatat(AT_FDCWD, "./64/file1/work", [pid 7002] <... setpgid resumed>) = 0 [pid 7001] <... mmap resumed>) = 0x7fef411b2000 [pid 6997] chdir("./bus" [pid 6995] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(4, "", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7002] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7001] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6997] <... chdir resumed>) = 0 [pid 6995] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(4, [pid 5065] umount2("./64", MNT_DETACH|UMOUNT_NOFOLLOW [pid 6997] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6995] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7002] <... openat resumed>) = 3 [pid 7001] <... mprotect resumed>) = 0 [pid 6997] <... futex resumed>) = 0 [pid 6995] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./64/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7002] write(3, "1000", 4 [pid 7001] rt_sigprocmask(SIG_BLOCK, ~[], [pid 6997] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 6995] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./65/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7002] <... write resumed>) = 4 [pid 7001] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6995] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./64/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7002] close(3 [pid 7001] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6995] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... openat resumed>) = 3 [pid 5063] <... openat resumed>) = 5 ./strace-static-x86_64: Process 7003 attached [pid 7002] <... close resumed>) = 0 [pid 6997] <... open resumed>) = 3 [pid 5068] newfstatat(AT_FDCWD, "./65/bus/file0", [pid 5065] newfstatat(3, "", [pid 5063] newfstatat(5, "", [pid 7003] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7002] symlink("/dev/binderfs", "./binderfs" [pid 7001] <... clone3 resumed> => {parent_tid=[7003]}, 88) = 7003 [pid 6997] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7002] <... symlink resumed>) = 0 [pid 7001] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] getdents64(5, [pid 7003] <... rseq resumed>) = 0 [pid 7002] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7001] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 6997] <... futex resumed>) = 1 [pid 5068] unlink("./65/bus/file0" [pid 6995] <... futex resumed>) = 0 [pid 5065] getdents64(3, [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7003] set_robust_list(0x7fef411d29a0, 24 [pid 7002] <... futex resumed>) = 0 [pid 7001] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6997] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7001] <... futex resumed>) = 0 [pid 5063] getdents64(5, [pid 7003] <... set_robust_list resumed>) = 0 [pid 7001] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7002] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7003] rt_sigprocmask(SIG_SETMASK, [], [pid 6995] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] close(5 [pid 7002] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 6995] <... futex resumed>) = 1 [pid 5063] <... close resumed>) = 0 [ 102.140396][ T6997] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 6997] <... futex resumed>) = 0 [pid 7003] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7002] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5065] umount2("./64/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7002] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] rmdir("./64/file1/work" [pid 7002] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 6997] fcntl(-1, F_SETFL, O_RDONLY [pid 7002] <... mmap resumed>) = 0x7fef411b2000 [pid 7003] mkdir("./file0", 000 [pid 6997] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 6997] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6995] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... rmdir resumed>) = 0 [pid 7002] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 6997] <... futex resumed>) = 0 [pid 6995] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] getdents64(4, [pid 6997] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 6995] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 6995] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] umount2("./64/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7002] <... mprotect resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./64/file1/index", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./64/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./64/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 6997] <... openat resumed>) = 4 [pid 5068] close(4 [pid 5063] <... openat resumed>) = 5 [pid 5068] <... close resumed>) = 0 [pid 5063] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7002] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] rmdir("./65/bus" [pid 5063] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(5, [pid 7003] <... mkdir resumed>) = 0 [pid 7002] <... rt_sigprocmask resumed>[], 8) = 0 [pid 6997] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 7003] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7002] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 6997] <... futex resumed>) = 1 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 6997] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 7004 attached [pid 7003] <... futex resumed>) = 1 [pid 7001] <... futex resumed>) = 0 [pid 6995] <... futex resumed>) = 0 [pid 5068] umount2("./65/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = 0 [pid 5063] close(5 [pid 7004] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7003] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7001] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./64/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7004] <... rseq resumed>) = 0 [pid 7001] <... futex resumed>) = 0 [pid 6995] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./65/binderfs", [pid 7004] set_robust_list(0x7fef411d29a0, 24 [pid 7003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7002] <... clone3 resumed> => {parent_tid=[7004]}, 88) = 7004 [pid 7001] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6997] <... futex resumed>) = 0 [pid 6995] <... futex resumed>) = 1 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [pid 7004] <... set_robust_list resumed>) = 0 [pid 7003] mkdir("./bus", 000 [pid 7002] rt_sigprocmask(SIG_SETMASK, [], [pid 6997] sendfile(4, 4, NULL, 7 [pid 6995] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] unlink("./65/binderfs" [pid 5065] newfstatat(AT_FDCWD, "./64/bus", [pid 5063] rmdir("./64/file1/index" [pid 7004] rt_sigprocmask(SIG_SETMASK, [], [pid 7003] <... mkdir resumed>) = 0 [pid 7002] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7004] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7003] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7002] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./65/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./64/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7003] <... futex resumed>) = 1 [pid 7001] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7004] mkdir("./file0", 000 [pid 7003] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7002] <... futex resumed>) = 0 [pid 7001] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(4, [pid 5068] newfstatat(AT_FDCWD, "./65/file0", [pid 7003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7001] <... futex resumed>) = 0 [pid 7003] mkdir("./file1", 000 [pid 5065] openat(AT_FDCWD, "./64/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7002] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7001] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... openat resumed>) = 4 [pid 7004] <... mkdir resumed>) = 0 [pid 7003] <... mkdir resumed>) = 0 [pid 5068] umount2("./65/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(4, "", [pid 5063] close(4 [pid 7004] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7003] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7004] <... futex resumed>) = 1 [pid 7003] <... futex resumed>) = 1 [pid 7002] <... futex resumed>) = 0 [pid 7001] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 5063] <... close resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./65/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7004] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7003] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7002] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7001] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] rmdir("./64/file1" [pid 7004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7002] <... futex resumed>) = 0 [pid 7001] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7004] mkdir("./bus", 000 [pid 7003] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7002] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7001] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7004] <... mkdir resumed>) = 0 [pid 6997] <... sendfile resumed>) = 4 [pid 7004] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7003] <... mount resumed>) = 0 [pid 6995] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] newfstatat(4, "", [pid 5065] umount2("./64/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 7004] <... futex resumed>) = 1 [pid 7002] <... futex resumed>) = 0 [pid 6997] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 6995] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(3, [pid 7004] mkdir("./file1", 000 [pid 7002] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6995] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7003] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7002] <... futex resumed>) = 0 [pid 6997] <... futex resumed>) = 0 [pid 6995] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] close(3 [pid 7004] <... mkdir resumed>) = 0 [pid 7003] <... futex resumed>) = 1 [pid 7002] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6997] sendfile(3, 4, NULL, 281474978811911 [pid 5063] <... close resumed>) = 0 [pid 7004] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7003] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7001] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5065] newfstatat(AT_FDCWD, "./64/bus/file0", [pid 6997] <... sendfile resumed>) = 0 [pid 7004] <... futex resumed>) = 1 [pid 7002] <... futex resumed>) = 0 [pid 7001] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 6997] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] rmdir("./64" [pid 7004] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7003] <... futex resumed>) = 0 [pid 7002] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7001] <... futex resumed>) = 1 [pid 6997] <... futex resumed>) = 1 [pid 6995] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7003] unlink(NULL [pid 7002] <... futex resumed>) = 0 [pid 7001] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6997] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 6995] exit_group(0 [pid 5068] getdents64(4, [pid 5065] unlink("./64/bus/file0" [pid 7004] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7002] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 6995] <... exit_group resumed>) = ? [pid 5063] mkdir("./65", 0777 [pid 7003] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 6997] <... futex resumed>) = ? [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 7003] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... mkdir resumed>) = 0 [pid 7003] <... futex resumed>) = 1 [pid 5068] close(4 [pid 7003] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... close resumed>) = 0 [pid 5068] rmdir("./65/file0" [pid 7001] <... futex resumed>) = 0 [pid 6997] +++ exited with 0 +++ [pid 6995] +++ exited with 0 +++ [pid 5068] <... rmdir resumed>) = 0 [pid 5065] getdents64(4, [pid 7001] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7003] <... futex resumed>) = 0 [pid 7001] <... futex resumed>) = 1 [pid 7003] chdir("./bus" [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=6995, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7003] <... chdir resumed>) = 0 [pid 7001] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./65/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7003] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] close(4 [pid 7003] <... futex resumed>) = 1 [pid 7001] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5061] umount2("./63", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7003] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] newfstatat(AT_FDCWD, "./65/file1", [pid 7003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7001] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] rmdir("./64/bus" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7003] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7001] <... futex resumed>) = 0 [pid 5068] umount2("./65/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... rmdir resumed>) = 0 [pid 7003] <... open resumed>) = 3 [pid 7001] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7004] <... mount resumed>) = 0 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... openat resumed>) = 3 [pid 5068] openat(AT_FDCWD, "./65/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] newfstatat(3, "", [pid 5068] <... openat resumed>) = 4 [pid 5068] newfstatat(4, "", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 7007 attached [pid 7004] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] umount2("./64/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(3, [pid 7007] set_robust_list(0x555555f856a0, 24 [pid 7004] <... futex resumed>) = 1 [pid 7003] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7002] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7007 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7007] <... set_robust_list resumed>) = 0 [pid 7004] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7003] <... futex resumed>) = 1 [pid 7002] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7001] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] newfstatat(AT_FDCWD, "./64/binderfs", [pid 5061] umount2("./63/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7007] chdir("./65" [pid 7004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7003] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7002] <... futex resumed>) = 0 [pid 7001] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./65/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7007] <... chdir resumed>) = 0 [pid 7004] unlink(NULL [pid 7003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7002] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7001] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] unlink("./64/binderfs" [pid 7007] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7004] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7003] fcntl(-1, F_SETFL, O_RDONLY [pid 7001] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./65/file1/work", [pid 7007] <... prctl resumed>) = 0 [pid 7004] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7003] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7007] setpgid(0, 0 [pid 7004] <... futex resumed>) = 1 [pid 7003] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7002] <... futex resumed>) = 0 [pid 5068] umount2("./65/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7007] <... setpgid resumed>) = 0 [pid 7004] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7003] <... futex resumed>) = 1 [pid 7002] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7001] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7003] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7002] <... futex resumed>) = 0 [pid 7002] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7004] chdir("./bus") = 0 [pid 7003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7001] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./65/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7007] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7004] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7003] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7001] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5065] <... unlink resumed>) = 0 [pid 7007] <... openat resumed>) = 3 [pid 7004] <... futex resumed>) = 1 [pid 7003] <... openat resumed>) = 4 [pid 7002] <... futex resumed>) = 0 [pid 7001] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(5, "", [pid 5065] umount2("./64/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7007] write(3, "1000", 4 [pid 7004] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7003] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7002] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7007] <... write resumed>) = 4 [pid 7004] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7003] <... futex resumed>) = 1 [pid 7002] <... futex resumed>) = 0 [pid 7001] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 7007] close(3 [pid 7004] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7003] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7002] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7001] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] newfstatat(AT_FDCWD, "./64/file0", [pid 7003] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7001] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./64/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./64/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7007] <... close resumed>) = 0 [pid 7007] symlink("/dev/binderfs", "./binderfs" [pid 7003] sendfile(4, 4, NULL, 7 [pid 7001] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(5, [pid 5065] <... openat resumed>) = 4 [pid 7007] <... symlink resumed>) = 0 [pid 7004] <... open resumed>) = 3 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] newfstatat(4, "", [pid 5061] <... umount2 resumed>) = 0 [pid 5068] close(5) = 0 [pid 5068] rmdir("./65/file1/work" [pid 5061] umount2("./63/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7007] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7004] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7007] <... futex resumed>) = 0 [pid 7004] <... futex resumed>) = 1 [pid 7002] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 7007] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7004] fcntl(-1, F_SETFL, O_RDONLY [pid 7002] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7004] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7002] <... futex resumed>) = 0 [pid 7007] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7004] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7002] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7007] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7004] <... futex resumed>) = 0 [ 102.265091][ T7003] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 102.299072][ T7004] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7002] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] getdents64(4, [pid 7007] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7004] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] umount2("./65/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(AT_FDCWD, "./63/bus", [pid 7007] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] close(4 [pid 7007] <... mmap resumed>) = 0x7fef411b2000 [pid 7002] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... close resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7007] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7004] <... futex resumed>) = 0 [pid 7002] <... futex resumed>) = 1 [pid 5068] newfstatat(AT_FDCWD, "./65/file1/index", [pid 5065] rmdir("./64/file0" [pid 5061] umount2("./63/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7007] <... mprotect resumed>) = 0 [pid 7004] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7002] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7007] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7004] <... openat resumed>) = 4 [pid 5068] umount2("./65/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] openat(AT_FDCWD, "./63/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7007] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7004] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 7007] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7004] <... futex resumed>) = 1 [pid 7002] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./65/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7002] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 5 [pid 5061] newfstatat(4, "", ./strace-static-x86_64: Process 7009 attached [pid 7004] sendfile(4, 4, NULL, 7 [pid 7002] <... futex resumed>) = 0 [pid 5068] newfstatat(5, "", [pid 5065] umount2("./64/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7009] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7007] <... clone3 resumed> => {parent_tid=[7009]}, 88) = 7009 [pid 7002] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7009] <... rseq resumed>) = 0 [pid 7007] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] newfstatat(AT_FDCWD, "./64/file1", [pid 7009] set_robust_list(0x7fef411d29a0, 24 [pid 7007] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7007] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7009] <... set_robust_list resumed>) = 0 [pid 7007] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(4, [pid 7009] rt_sigprocmask(SIG_SETMASK, [], [pid 7007] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] umount2("./64/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7009] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] getdents64(5, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./63/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7009] mkdir("./file0", 000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] openat(AT_FDCWD, "./64/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] close(5 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... close resumed>) = 0 [pid 5068] rmdir("./65/file1/index" [pid 5061] newfstatat(AT_FDCWD, "./63/bus/file0", [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5065] newfstatat(4, "", [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7009] <... mkdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(4, [pid 5061] unlink("./63/bus/file0" [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7009] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 7009] <... futex resumed>) = 1 [pid 7007] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] <... unlink resumed>) = 0 [pid 7009] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7007] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 5065] umount2("./64/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7009] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7007] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7007] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7009] mkdir("./bus", 000 [pid 5065] newfstatat(AT_FDCWD, "./64/file1/work", [pid 5068] <... close resumed>) = 0 [pid 5061] getdents64(4, [pid 7009] <... mkdir resumed>) = 0 [pid 5068] rmdir("./65/file1" [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7009] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] umount2("./64/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7009] <... futex resumed>) = 1 [pid 5061] close(4 [pid 7009] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] <... close resumed>) = 0 [pid 7007] <... futex resumed>) = 0 [pid 5068] getdents64(3, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7007] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] openat(AT_FDCWD, "./64/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] rmdir("./63/bus" [pid 7009] <... futex resumed>) = 0 [pid 7007] <... futex resumed>) = 1 [pid 7001] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] close(3 [pid 5065] <... openat resumed>) = 5 [pid 7009] mkdir("./file1", 000 [pid 7007] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7001] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5065] newfstatat(5, "", [pid 5061] <... rmdir resumed>) = 0 [pid 7009] <... mkdir resumed>) = 0 [pid 7001] <... futex resumed>) = 0 [pid 7009] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7001] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] rmdir("./65" [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7009] <... futex resumed>) = 1 [pid 7007] <... futex resumed>) = 0 [pid 7001] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] getdents64(5, [pid 5061] umount2("./63/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7009] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7007] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7001] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7009] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7007] <... futex resumed>) = 0 [pid 7009] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7007] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7001] <... mprotect resumed>) = 0 [pid 5068] mkdir("./66", 0777 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7001] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... mkdir resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./63/binderfs", [pid 7001] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7001] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] unlink("./63/binderfs"./strace-static-x86_64: Process 7011 attached [pid 5065] getdents64(5, [pid 5061] <... unlink resumed>) = 0 [pid 7001] <... clone3 resumed> => {parent_tid=[7011]}, 88) = 7011 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7011] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7001] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] close(5 [pid 7011] <... rseq resumed>) = 0 [pid 7001] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... close resumed>) = 0 [pid 5061] umount2("./63/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7011] set_robust_list(0x7fef411b19a0, 24 [pid 5065] rmdir("./64/file1/work" [pid 7001] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 7011] <... set_robust_list resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7011] rt_sigprocmask(SIG_SETMASK, [], [pid 7001] <... futex resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./63/file0", [pid 7011] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7001] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./64/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7012 attached [pid 7011] sendfile(3, 4, NULL, 281474978811911 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7012 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./63/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7012] set_robust_list(0x555555f856a0, 24 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7012] <... set_robust_list resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./63/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7012] chdir("./66" [pid 5061] <... openat resumed>) = 4 [pid 5061] newfstatat(4, "", [pid 7012] <... chdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7012] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5061] getdents64(4, [pid 7012] <... prctl resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7012] setpgid(0, 0 [pid 7002] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7002] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7012] <... setpgid resumed>) = 0 [pid 7002] <... futex resumed>) = 0 [pid 5061] getdents64(4, [pid 7012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7002] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7012] <... openat resumed>) = 3 [pid 7002] <... mmap resumed>) = 0x7fef41191000 [pid 5061] close(4) = 0 [pid 7002] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] newfstatat(AT_FDCWD, "./64/file1/index", [pid 5061] rmdir("./63/file0" [pid 7012] write(3, "1000", 4 [pid 7011] <... sendfile resumed>) = 4 [pid 7003] <... sendfile resumed>) = 4 [pid 7002] <... mprotect resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7011] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./64/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7011] <... futex resumed>) = 1 [pid 7001] <... futex resumed>) = 0 [pid 7012] <... write resumed>) = 4 [pid 7011] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7009] <... mount resumed>) = 0 [pid 7003] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7002] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7001] exit_group(0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... rmdir resumed>) = 0 [pid 7011] <... futex resumed>) = ? [pid 7009] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7001] <... exit_group resumed>) = ? [pid 5065] openat(AT_FDCWD, "./64/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7012] close(3 [pid 7011] +++ exited with 0 +++ [pid 7009] <... futex resumed>) = 1 [pid 7007] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 5 [pid 7012] <... close resumed>) = 0 [pid 7009] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7007] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7003] <... futex resumed>) = ? [pid 7002] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] newfstatat(5, "", [pid 5061] umount2("./63/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7012] symlink("/dev/binderfs", "./binderfs" [pid 7009] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7007] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7009] unlink(NULL [pid 7007] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(5, [pid 7012] <... symlink resumed>) = 0 [pid 7009] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7002] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7009] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(5, [pid 7009] <... futex resumed>) = 1 [pid 7007] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7009] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7007] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(5 [pid 7009] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7007] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 7009] chdir("./bus" [pid 7007] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] rmdir("./64/file1/index" [pid 7009] <... chdir resumed>) = 0 [pid 7003] +++ exited with 0 +++ [pid 7001] +++ exited with 0 +++ [pid 5065] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 7014 attached [pid 7009] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 5061] newfstatat(AT_FDCWD, "./63/file1", [pid 7014] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7009] <... futex resumed>) = 1 [pid 7007] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7014] <... rseq resumed>) = 0 [pid 7009] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7007] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7014] set_robust_list(0x7fef411b19a0, 24 [pid 7009] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7007] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 7014] <... set_robust_list resumed>) = 0 [pid 7009] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7007] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] rmdir("./64/file1" [pid 7014] rt_sigprocmask(SIG_SETMASK, [], [pid 7012] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7009] <... open resumed>) = 3 [pid 7002] <... clone3 resumed> => {parent_tid=[7014]}, 88) = 7014 [pid 5065] <... rmdir resumed>) = 0 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7001, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5061] umount2("./63/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7014] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7014] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] getdents64(3, 0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] close(3) = 0 [pid 7012] <... futex resumed>) = 0 [pid 7002] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] rmdir("./64" [pid 5062] umount2("./64", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7012] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7009] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7002] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./63/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7012] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7009] <... futex resumed>) = 1 [pid 7007] <... futex resumed>) = 0 [pid 7002] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] mkdir("./65", 0777 [pid 5062] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... openat resumed>) = 4 [pid 7014] <... futex resumed>) = 0 [pid 7012] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7009] fcntl(-1, F_SETFL, O_RDONLY [pid 7007] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7002] <... futex resumed>) = 1 [pid 5062] <... openat resumed>) = 3 [pid 5061] newfstatat(4, "", [pid 7014] sendfile(3, 4, NULL, 281474978811911 [pid 7012] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7009] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7007] <... futex resumed>) = 0 [pid 7002] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... mkdir resumed>) = 0 [pid 5062] newfstatat(3, "", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7012] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7009] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7007] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(4, [pid 7012] <... mmap resumed>) = 0x7fef411b2000 [pid 7009] <... futex resumed>) = 0 [pid 7007] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] getdents64(3, [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7012] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7009] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7007] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7012] <... mprotect resumed>) = 0 [pid 7007] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7009] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 102.404129][ T7009] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5061] umount2("./63/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7016 attached [pid 7012] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7009] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7007] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./64/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7016] set_robust_list(0x555555f856a0, 24 [pid 7009] <... openat resumed>) = 4 [pid 7012] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7016] <... set_robust_list resumed>) = 0 [pid 7012] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7009] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7016 [pid 5061] newfstatat(AT_FDCWD, "./63/file1/work", [pid 7016] chdir("./65" [pid 7009] <... futex resumed>) = 1 [pid 7007] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7017 attached [pid 7016] <... chdir resumed>) = 0 [pid 7012] <... clone3 resumed> => {parent_tid=[7017]}, 88) = 7017 [pid 7009] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7007] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./63/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7017] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7016] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7012] rt_sigprocmask(SIG_SETMASK, [], [pid 7009] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7007] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7017] <... rseq resumed>) = 0 [pid 7016] <... prctl resumed>) = 0 [pid 7012] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7009] sendfile(4, 4, NULL, 7 [pid 7007] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] openat(AT_FDCWD, "./63/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7017] set_robust_list(0x7fef411d29a0, 24 [pid 7016] setpgid(0, 0 [pid 7012] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... openat resumed>) = 5 [pid 7017] <... set_robust_list resumed>) = 0 [pid 7016] <... setpgid resumed>) = 0 [pid 7012] <... futex resumed>) = 0 [pid 7017] rt_sigprocmask(SIG_SETMASK, [], [pid 7016] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7012] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(5, [pid 7017] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7016] <... openat resumed>) = 3 [pid 5062] <... umount2 resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7017] mkdir("./file0", 000 [pid 7016] write(3, "1000", 4 [pid 5062] umount2("./64/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(5, [pid 7017] <... mkdir resumed>) = 0 [pid 7016] <... write resumed>) = 4 [pid 5062] newfstatat(AT_FDCWD, "./64/bus", [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7016] close(3 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] close(5 [pid 7016] <... close resumed>) = 0 [pid 7014] <... sendfile resumed>) = 4 [pid 7004] <... sendfile resumed>) = 4 [pid 5062] umount2("./64/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7017] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7016] symlink("/dev/binderfs", "./binderfs" [pid 7014] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7004] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 7017] <... futex resumed>) = 1 [pid 7016] <... symlink resumed>) = 0 [pid 7014] <... futex resumed>) = 1 [pid 7012] <... futex resumed>) = 0 [pid 7004] <... futex resumed>) = 0 [pid 7002] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./64/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] rmdir("./63/file1/work" [pid 7017] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7016] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7014] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7012] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7004] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7002] exit_group(0 [pid 5062] <... openat resumed>) = 4 [pid 5061] <... rmdir resumed>) = 0 [pid 7017] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7016] <... futex resumed>) = 0 [pid 7014] <... futex resumed>) = ? [pid 7012] <... futex resumed>) = 0 [pid 7004] <... futex resumed>) = ? [pid 7002] <... exit_group resumed>) = ? [pid 7017] mkdir("./bus", 000 [pid 7016] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7014] +++ exited with 0 +++ [pid 7012] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7004] +++ exited with 0 +++ [pid 7002] +++ exited with 0 +++ [pid 5062] newfstatat(4, "", [pid 5061] umount2("./63/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7002, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5062] getdents64(4, [pid 5060] restart_syscall(<... resuming interrupted clone ...> [pid 7016] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] newfstatat(AT_FDCWD, "./63/file1/index", [pid 5060] <... restart_syscall resumed>) = 0 [pid 7017] <... mkdir resumed>) = 0 [pid 7016] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5062] umount2("./64/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7017] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7016] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7017] <... futex resumed>) = 1 [pid 7016] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7012] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./64/bus/file0", [pid 5061] umount2("./63/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./63", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7017] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7016] <... mmap resumed>) = 0x7fef411b2000 [pid 7012] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7017] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7016] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7012] <... futex resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./63", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7017] mkdir("./file1", 000 [pid 7016] <... mprotect resumed>) = 0 [pid 7012] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] unlink("./64/bus/file0" [pid 5061] openat(AT_FDCWD, "./63/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... openat resumed>) = 3 [pid 7017] <... mkdir resumed>) = 0 [pid 7016] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] <... unlink resumed>) = 0 [pid 5061] <... openat resumed>) = 5 [pid 5060] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7017] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7016] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5060] getdents64(3, [pid 7017] <... futex resumed>) = 1 [pid 7016] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7012] <... futex resumed>) = 0 [pid 5062] getdents64(4, [pid 5061] newfstatat(5, "", [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 ./strace-static-x86_64: Process 7019 attached [pid 7017] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7012] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./63/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7019] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7017] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7016] <... clone3 resumed> => {parent_tid=[7019]}, 88) = 7019 [pid 7012] <... futex resumed>) = 0 [pid 5061] getdents64(5, [pid 7019] <... rseq resumed>) = 0 [pid 7017] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7016] rt_sigprocmask(SIG_SETMASK, [], [pid 7012] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] close(4 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7019] set_robust_list(0x7fef411d29a0, 24 [pid 7016] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7007] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... close resumed>) = 0 [pid 7019] <... set_robust_list resumed>) = 0 [pid 7016] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7007] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] rmdir("./64/bus" [pid 5061] getdents64(5, [pid 7019] rt_sigprocmask(SIG_SETMASK, [], [pid 7016] <... futex resumed>) = 0 [pid 7007] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7019] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7016] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7007] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7019] mkdir("./file0", 000 [pid 7007] <... mmap resumed>) = 0x7fef41191000 [pid 5061] close(5 [pid 5062] umount2("./64/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 7007] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5061] rmdir("./63/file1/index" [pid 7007] <... mprotect resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7007] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7007] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} => {parent_tid=[7021]}, 88) = 7021 [pid 7007] rt_sigprocmask(SIG_SETMASK, [], [pid 7019] <... mkdir resumed>) = 0 [pid 7007] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 7021 attached [pid 7007] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./64/binderfs", [pid 7021] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7007] <... futex resumed>) = 0 [pid 7021] <... rseq resumed>) = 0 [pid 7019] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7007] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(4, [pid 7021] set_robust_list(0x7fef411b19a0, 24 [pid 7019] <... futex resumed>) = 1 [pid 7016] <... futex resumed>) = 0 [pid 7021] <... set_robust_list resumed>) = 0 [pid 7019] mkdir("./bus", 000 [pid 7016] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] unlink("./64/binderfs" [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] close(4) = 0 [pid 5061] rmdir("./63/file1") = 0 [pid 7021] rt_sigprocmask(SIG_SETMASK, [], [pid 7019] <... mkdir resumed>) = 0 [pid 7017] <... mount resumed>) = 0 [pid 7016] <... futex resumed>) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 5060] <... umount2 resumed>) = 0 [pid 7021] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7019] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7017] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7016] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./64/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./63/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7021] sendfile(3, 4, NULL, 281474978811911 [pid 7019] <... futex resumed>) = 0 [pid 7017] <... futex resumed>) = 1 [pid 7016] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7012] <... futex resumed>) = 0 [pid 5061] getdents64(3, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7019] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7017] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7016] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./63/bus", [pid 7019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7016] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./64/file0", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7019] mkdir("./file1", 000 [pid 7016] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7012] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7019] <... mkdir resumed>) = 0 [pid 7017] <... futex resumed>) = 0 [pid 7012] <... futex resumed>) = 1 [pid 5062] umount2("./64/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(3 [pid 5060] umount2("./63/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7019] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7017] unlink(NULL [pid 7012] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7019] <... futex resumed>) = 1 [pid 7017] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7016] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./64/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] openat(AT_FDCWD, "./63/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7019] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7017] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7016] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 4 [pid 7019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] rmdir("./63" [pid 5060] <... openat resumed>) = 4 [pid 7017] <... futex resumed>) = 1 [pid 7019] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7016] <... futex resumed>) = 0 [pid 7017] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7012] <... futex resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 5060] newfstatat(4, "", [pid 7017] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7016] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7012] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... rmdir resumed>) = 0 [pid 7017] chdir("./bus" [pid 7012] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] mkdir("./64", 0777 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7021] <... sendfile resumed>) = 4 [pid 7017] <... chdir resumed>) = 0 [pid 7012] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7009] <... sendfile resumed>) = 4 [pid 5062] getdents64(4, [pid 5061] <... mkdir resumed>) = 0 [pid 5060] getdents64(4, [pid 7017] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7009] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7017] <... futex resumed>) = 1 [pid 7012] <... futex resumed>) = 0 [pid 7009] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7021] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7017] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7012] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7009] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] getdents64(4, [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] umount2("./63/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7021] <... futex resumed>) = 1 [pid 7017] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7012] <... futex resumed>) = 0 [pid 7007] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7021] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7017] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7012] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7007] exit_group(0./strace-static-x86_64: Process 7022 attached [pid 7022] set_robust_list(0x555555f856a0, 24) = 0 [pid 7022] chdir("./64") = 0 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7022 [pid 7022] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7022] setpgid(0, 0) = 0 [pid 7022] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7022] write(3, "1000", 4) = 4 [pid 7021] <... futex resumed>) = ? [pid 7019] <... mount resumed>) = 0 [pid 7017] <... open resumed>) = 3 [pid 7009] <... futex resumed>) = ? [pid 7007] <... exit_group resumed>) = ? [pid 5062] close(4 [pid 5060] newfstatat(AT_FDCWD, "./63/bus/file0", [pid 7022] close(3 [pid 7021] +++ exited with 0 +++ [pid 7019] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7009] +++ exited with 0 +++ [pid 7022] <... close resumed>) = 0 [pid 7019] <... futex resumed>) = 1 [pid 7022] symlink("/dev/binderfs", "./binderfs" [pid 7019] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7007] +++ exited with 0 +++ [pid 7022] <... symlink resumed>) = 0 [pid 7017] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7016] <... futex resumed>) = 0 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7007, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5062] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7017] <... futex resumed>) = 1 [pid 7016] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7012] <... futex resumed>) = 0 [pid 5062] rmdir("./64/file0" [pid 5060] unlink("./63/bus/file0" [pid 7017] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7016] <... futex resumed>) = 1 [pid 7012] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7022] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7019] <... futex resumed>) = 0 [pid 7012] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7022] <... futex resumed>) = 0 [pid 7019] unlink(NULL [pid 7022] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7019] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7017] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7016] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7012] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./64/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... unlink resumed>) = 0 [pid 7022] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7019] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7017] fcntl(-1, F_SETFL, O_RDONLY [pid 7016] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(4, [pid 7022] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7019] <... futex resumed>) = 0 [pid 7017] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7016] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./64/file1", [pid 7022] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7019] chdir("./bus" [pid 7017] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7016] <... futex resumed>) = 0 [pid 5063] umount2("./65", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7022] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7019] <... chdir resumed>) = 0 [pid 7017] <... futex resumed>) = 1 [pid 7016] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7012] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./64/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] close(4 [pid 7022] <... mmap resumed>) = 0x7fef411b2000 [pid 7019] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7017] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7016] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7012] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... close resumed>) = 0 [pid 7022] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7019] <... futex resumed>) = 0 [pid 7017] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7016] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7012] <... futex resumed>) = 0 [pid 5063] <... openat resumed>) = 3 [pid 5062] openat(AT_FDCWD, "./64/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] rmdir("./63/bus" [pid 7022] <... mprotect resumed>) = 0 [pid 7019] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7017] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7016] <... futex resumed>) = 0 [pid 7012] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(3, "", [pid 5062] <... openat resumed>) = 4 [pid 7022] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7019] <... open resumed>) = 3 [pid 5060] <... rmdir resumed>) = 0 [pid 7016] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] newfstatat(4, "", [pid 7017] <... openat resumed>) = 4 [pid 5060] umount2("./63/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(3, [pid 5062] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7022] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7017] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] newfstatat(AT_FDCWD, "./63/binderfs", [pid 7022] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7019] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7017] <... futex resumed>) = 1 [pid 7012] <... futex resumed>) = 0 [pid 5063] umount2("./65/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./64/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7023 attached [pid 7019] <... futex resumed>) = 1 [pid 7017] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7016] <... futex resumed>) = 0 [pid 7012] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 102.541531][ T7017] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 102.578706][ T7019] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7023] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7022] <... clone3 resumed> => {parent_tid=[7023]}, 88) = 7023 [pid 7019] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7017] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7016] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7012] <... futex resumed>) = 0 [pid 7023] <... rseq resumed>) = 0 [pid 7022] rt_sigprocmask(SIG_SETMASK, [], [pid 7019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7017] sendfile(4, 4, NULL, 7 [pid 7016] <... futex resumed>) = 0 [pid 7012] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(AT_FDCWD, "./64/file1/work", [pid 5060] unlink("./63/binderfs" [pid 7023] set_robust_list(0x7fef411d29a0, 24 [pid 7022] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7019] fcntl(-1, F_SETFL, O_RDONLY [pid 7016] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7023] <... set_robust_list resumed>) = 0 [pid 7022] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7019] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7022] <... futex resumed>) = 0 [pid 7019] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7022] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7019] <... futex resumed>) = 0 [pid 7019] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7016] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7016] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7023] rt_sigprocmask(SIG_SETMASK, [], [pid 7019] <... futex resumed>) = 0 [pid 7016] <... futex resumed>) = 1 [pid 5062] umount2("./64/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... unlink resumed>) = 0 [pid 7023] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7019] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7016] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./63/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7023] mkdir("./file0", 000 [pid 5063] <... umount2 resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./64/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7019] <... openat resumed>) = 4 [pid 5063] umount2("./65/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... openat resumed>) = 5 [pid 5060] newfstatat(AT_FDCWD, "./63/file0", [pid 7023] <... mkdir resumed>) = 0 [pid 5062] newfstatat(5, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7023] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./63/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7023] <... futex resumed>) = 1 [pid 5062] getdents64(5, [pid 7023] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7022] <... futex resumed>) = 0 [pid 7019] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] openat(AT_FDCWD, "./63/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7022] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7019] <... futex resumed>) = 1 [pid 7016] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./65/bus", [pid 5062] getdents64(5, [pid 7023] <... futex resumed>) = 0 [pid 7022] <... futex resumed>) = 1 [pid 7019] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7016] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... openat resumed>) = 4 [pid 7023] mkdir("./bus", 000 [pid 7022] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7016] <... futex resumed>) = 0 [pid 5063] umount2("./65/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(5 [pid 5060] newfstatat(4, "", [pid 7023] <... mkdir resumed>) = 0 [pid 7019] sendfile(4, 4, NULL, 7 [pid 7016] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... close resumed>) = 0 [pid 7023] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./65/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] rmdir("./64/file1/work" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7023] <... futex resumed>) = 1 [pid 7022] <... futex resumed>) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5060] getdents64(4, [pid 7022] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7023] mkdir("./file1", 000 [pid 7022] <... futex resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7022] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] getdents64(4, [pid 7023] <... mkdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] umount2("./64/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] getdents64(4, [pid 5060] close(4 [pid 7023] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7023] <... futex resumed>) = 1 [pid 7022] <... futex resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 7023] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7022] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] newfstatat(AT_FDCWD, "./64/file1/index", [pid 5060] rmdir("./63/file0" [pid 7022] <... futex resumed>) = 0 [pid 5063] umount2("./65/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7022] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./64/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./65/bus/file0", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] openat(AT_FDCWD, "./64/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] unlink("./65/bus/file0" [pid 5062] <... openat resumed>) = 5 [pid 5063] <... unlink resumed>) = 0 [pid 5062] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] getdents64(5, [pid 5063] getdents64(4, [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] close(5 [pid 5063] close(4 [pid 5062] <... close resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5063] rmdir("./65/bus" [pid 5062] rmdir("./64/file1/index" [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5063] umount2("./65/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7023] <... mount resumed>) = 0 [pid 7012] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] getdents64(4, [pid 5060] <... rmdir resumed>) = 0 [pid 7012] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5060] umount2("./63/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7012] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7023] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7012] <... mmap resumed>) = 0x7fef41191000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7023] <... futex resumed>) = 1 [pid 7022] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./65/binderfs", [pid 5062] close(4 [pid 7023] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7022] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7022] <... futex resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 7023] unlink(NULL) = -1 EFAULT (Bad address) [pid 7022] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7012] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5060] newfstatat(AT_FDCWD, "./63/file1", [pid 7012] <... mprotect resumed>) = 0 [pid 5062] rmdir("./64/file1" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7023] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7012] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] umount2("./63/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7012] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7012] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5060] openat(AT_FDCWD, "./63/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7026 attached ) = 4 [pid 7026] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 5060] newfstatat(4, "", [pid 7026] <... rseq resumed>) = 0 [pid 7012] <... clone3 resumed> => {parent_tid=[7026]}, 88) = 7026 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7026] set_robust_list(0x7fef411b19a0, 24 [pid 7012] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] getdents64(4, [pid 7026] <... set_robust_list resumed>) = 0 [pid 7012] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7026] rt_sigprocmask(SIG_SETMASK, [], [pid 7012] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7026] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7012] <... futex resumed>) = 0 [pid 5060] umount2("./63/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7026] sendfile(3, 4, NULL, 281474978811911 [pid 7012] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./63/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./63/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7026] <... sendfile resumed>) = 4 [pid 7023] <... futex resumed>) = 1 [pid 7022] <... futex resumed>) = 0 [pid 7017] <... sendfile resumed>) = 4 [pid 7016] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] unlink("./65/binderfs" [pid 5062] <... rmdir resumed>) = 0 [pid 7026] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7026] <... futex resumed>) = 1 [pid 7012] <... futex resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./63/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7026] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5060] <... openat resumed>) = 5 [pid 5060] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(5) = 0 [pid 5060] rmdir("./63/file1/work") = 0 [pid 5060] umount2("./63/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./63/file1/index", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./63/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./63/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5060] newfstatat(5, "", [pid 7023] chdir("./bus" [pid 7022] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7017] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [ 102.665026][ T7023] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7016] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... unlink resumed>) = 0 [pid 5062] getdents64(3, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7023] <... chdir resumed>) = 0 [pid 7022] <... futex resumed>) = 0 [pid 7017] <... futex resumed>) = 0 [pid 7016] <... futex resumed>) = 0 [pid 5063] umount2("./65/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7023] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7022] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7017] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7016] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] close(3 [pid 7023] <... futex resumed>) = 0 [pid 7022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7016] <... mmap resumed>) = 0x7fef41191000 [pid 7023] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7022] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... close resumed>) = 0 [pid 7012] exit_group(0 [pid 5060] getdents64(5, [pid 7026] <... futex resumed>) = ? [pid 7017] <... futex resumed>) = ? [pid 7012] <... exit_group resumed>) = ? [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7026] +++ exited with 0 +++ [pid 7023] <... open resumed>) = 3 [pid 7022] <... futex resumed>) = 0 [pid 7016] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./64" [pid 7023] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7022] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7017] +++ exited with 0 +++ [pid 7016] <... mprotect resumed>) = 0 [pid 7012] +++ exited with 0 +++ [pid 5063] newfstatat(AT_FDCWD, "./65/file0", [pid 5060] getdents64(5, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] umount2("./65/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] close(5 [pid 7023] <... futex resumed>) = 0 [pid 7022] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7016] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7012, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] mkdir("./65", 0777 [pid 5060] <... close resumed>) = 0 [pid 7023] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7022] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7016] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] umount2("./66", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] openat(AT_FDCWD, "./65/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] rmdir("./63/file1/index" [pid 7023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7022] <... futex resumed>) = 0 [pid 7016] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... openat resumed>) = 4 [pid 5062] <... mkdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 7030 attached [pid 7023] fcntl(-1, F_SETFL, O_RDONLY [pid 7022] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] newfstatat(4, "", [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] getdents64(4, [pid 7030] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7023] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7016] <... clone3 resumed> => {parent_tid=[7030]}, 88) = 7030 [pid 5068] <... openat resumed>) = 3 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7030] <... rseq resumed>) = 0 [pid 7023] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7016] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] newfstatat(3, "", [pid 5063] getdents64(4, [pid 5060] close(4 [pid 7030] set_robust_list(0x7fef411b19a0, 24 [pid 7023] <... futex resumed>) = 1 [pid 7022] <... futex resumed>) = 0 [pid 7016] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... close resumed>) = 0 [pid 7030] <... set_robust_list resumed>) = 0 [pid 7023] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7022] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7016] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 5063] getdents64(4, [pid 5060] rmdir("./63/file1" [pid 7030] rt_sigprocmask(SIG_SETMASK, [], [pid 7023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7022] <... futex resumed>) = 0 [pid 7016] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 7031 attached [pid 7030] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7023] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7022] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7016] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./66/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(4 [pid 5060] getdents64(3, [pid 7031] set_robust_list(0x555555f856a0, 24 [pid 7030] sendfile(3, 4, NULL, 281474978811911 [pid 5063] <... close resumed>) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7031 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7031] <... set_robust_list resumed>) = 0 [pid 7023] <... openat resumed>) = 4 [pid 5063] rmdir("./65/file0" [pid 5060] close(3 [pid 7031] chdir("./65" [pid 5060] <... close resumed>) = 0 [pid 7031] <... chdir resumed>) = 0 [pid 7023] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] rmdir("./63" [pid 7031] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7023] <... futex resumed>) = 1 [pid 7022] <... futex resumed>) = 0 [pid 7031] <... prctl resumed>) = 0 [pid 7022] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7031] setpgid(0, 0 [pid 7022] <... futex resumed>) = 0 [pid 7023] sendfile(4, 4, NULL, 7 [pid 7031] <... setpgid resumed>) = 0 [pid 7022] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7031] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7031] write(3, "1000", 4 [pid 5063] umount2("./65/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] mkdir("./64", 0777 [pid 7031] <... write resumed>) = 4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7031] close(3 [pid 5063] newfstatat(AT_FDCWD, "./65/file1", [pid 7031] <... close resumed>) = 0 [pid 7031] symlink("/dev/binderfs", "./binderfs" [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./65/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./65/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5063] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 7031] <... symlink resumed>) = 0 [pid 7030] <... sendfile resumed>) = 4 [pid 7019] <... sendfile resumed>) = 4 [pid 5068] <... umount2 resumed>) = 0 [pid 5060] <... mkdir resumed>) = 0 [pid 7030] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7019] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./66/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7031] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7030] <... futex resumed>) = 1 [pid 7019] <... futex resumed>) = 0 [pid 7016] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7031] <... futex resumed>) = 0 [pid 7030] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7019] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7016] exit_group(0 [pid 5068] newfstatat(AT_FDCWD, "./66/bus", [pid 5063] umount2("./65/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7033 attached [pid 7031] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7030] <... futex resumed>) = ? [pid 7019] <... futex resumed>) = ? [pid 7016] <... exit_group resumed>) = ? [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7031] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7030] +++ exited with 0 +++ [pid 5063] newfstatat(AT_FDCWD, "./65/file1/work", [pid 7033] set_robust_list(0x555555f856a0, 24) = 0 [pid 7031] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7019] +++ exited with 0 +++ [pid 7016] +++ exited with 0 +++ [pid 5068] umount2("./66/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7033] chdir("./64" [pid 7031] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./65/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7033 [pid 7033] <... chdir resumed>) = 0 [pid 7031] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] openat(AT_FDCWD, "./66/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7016, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7033] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7031] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] <... openat resumed>) = 4 [pid 5065] umount2("./65", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] openat(AT_FDCWD, "./65/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7033] <... prctl resumed>) = 0 [pid 7031] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] newfstatat(4, "", [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7033] setpgid(0, 0 [pid 7031] <... mprotect resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... openat resumed>) = 5 [pid 7033] <... setpgid resumed>) = 0 [pid 7031] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] getdents64(4, [pid 5065] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] newfstatat(5, "", [pid 7033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7031] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5065] <... openat resumed>) = 3 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7031] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5065] newfstatat(3, "", [pid 5063] getdents64(5, ./strace-static-x86_64: Process 7034 attached [pid 5068] umount2("./66/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7034] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7033] <... openat resumed>) = 3 [pid 7031] <... clone3 resumed> => {parent_tid=[7034]}, 88) = 7034 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(3, [pid 5063] getdents64(5, [pid 7034] <... rseq resumed>) = 0 [pid 7033] write(3, "1000", 4 [pid 7031] rt_sigprocmask(SIG_SETMASK, [], [pid 7022] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] newfstatat(AT_FDCWD, "./66/bus/file0", [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7034] set_robust_list(0x7fef411d29a0, 24 [pid 7022] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7033] <... write resumed>) = 4 [pid 7031] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7034] <... set_robust_list resumed>) = 0 [pid 7033] close(3 [pid 7031] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7022] <... futex resumed>) = 0 [pid 5065] umount2("./65/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(5 [pid 7034] rt_sigprocmask(SIG_SETMASK, [], [pid 7033] <... close resumed>) = 0 [pid 7031] <... futex resumed>) = 0 [pid 7022] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] unlink("./66/bus/file0" [pid 5063] <... close resumed>) = 0 [pid 7034] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7033] symlink("/dev/binderfs", "./binderfs" [pid 7031] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7022] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... unlink resumed>) = 0 [pid 7034] mkdir("./file0", 000 [pid 7022] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] rmdir("./65/file1/work" [pid 7033] <... symlink resumed>) = 0 [pid 7022] <... mprotect resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7033] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7022] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] getdents64(4, [pid 7033] <... futex resumed>) = 0 [pid 5063] umount2("./65/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7034] <... mkdir resumed>) = 0 [pid 7033] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7022] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./65/file1/index", [pid 7034] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7033] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7022] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] close(4 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7036 attached [pid 7034] <... futex resumed>) = 1 [pid 7033] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7031] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 7036] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7034] mkdir("./bus", 000 [pid 7033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7031] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./65/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7022] <... clone3 resumed> => {parent_tid=[7036]}, 88) = 7036 [pid 5068] rmdir("./66/bus" [pid 7036] <... rseq resumed>) = 0 [pid 7033] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7031] <... futex resumed>) = 0 [pid 7022] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7036] set_robust_list(0x7fef411b19a0, 24 [pid 7034] <... mkdir resumed>) = 0 [pid 7033] <... mmap resumed>) = 0x7fef411b2000 [pid 7031] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7022] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./65/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7036] <... set_robust_list resumed>) = 0 [pid 7033] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7036] rt_sigprocmask(SIG_SETMASK, [], [pid 7033] <... mprotect resumed>) = 0 [pid 5063] <... openat resumed>) = 5 [pid 7034] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7022] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7034] <... futex resumed>) = 1 [pid 7031] <... futex resumed>) = 0 [pid 7022] <... futex resumed>) = 0 [pid 5068] umount2("./66/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7031] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7022] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7034] mkdir("./file1", 000 [pid 7031] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7036] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7034] <... mkdir resumed>) = 0 [pid 7033] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7031] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./66/binderfs", [pid 5063] newfstatat(5, "", [pid 7036] sendfile(3, 4, NULL, 281474978811911 [pid 7033] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7034] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7033] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] unlink("./66/binderfs" [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 7037 attached [pid 7034] <... futex resumed>) = 1 [pid 7031] <... futex resumed>) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5065] <... umount2 resumed>) = 0 [pid 5063] getdents64(5, [pid 7037] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7034] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7033] <... clone3 resumed> => {parent_tid=[7037]}, 88) = 7037 [pid 7031] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7037] <... rseq resumed>) = 0 [pid 7033] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] umount2("./66/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./65/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7037] set_robust_list(0x7fef411d29a0, 24 [pid 7033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7031] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(5, [pid 5065] newfstatat(AT_FDCWD, "./65/bus", [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7037] <... set_robust_list resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7037] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5063] close(5 [pid 7037] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... close resumed>) = 0 [pid 5063] rmdir("./65/file1/index" [pid 7033] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./65/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 7037] <... futex resumed>) = 0 [pid 7036] <... sendfile resumed>) = 4 [pid 7034] <... mount resumed>) = 0 [pid 7033] <... futex resumed>) = 1 [pid 7031] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7023] <... sendfile resumed>) = 4 [pid 5068] newfstatat(AT_FDCWD, "./66/file0", [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(4, [pid 7037] mkdir("./file0", 000 [pid 7036] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7034] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7033] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7023] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] openat(AT_FDCWD, "./65/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7037] <... mkdir resumed>) = 0 [pid 7036] <... futex resumed>) = 1 [pid 7034] <... futex resumed>) = 0 [pid 7031] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7023] <... futex resumed>) = 0 [pid 7022] <... futex resumed>) = 0 [pid 5068] umount2("./66/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... openat resumed>) = 4 [pid 5063] close(4 [pid 7037] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7036] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7034] unlink(NULL [pid 7031] <... futex resumed>) = 0 [pid 7023] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7022] exit_group(0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(4, "", [pid 5063] <... close resumed>) = 0 [pid 7037] <... futex resumed>) = 1 [pid 7036] <... futex resumed>) = ? [pid 7034] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7033] <... futex resumed>) = 0 [pid 7031] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7023] <... futex resumed>) = ? [pid 7022] <... exit_group resumed>) = ? [pid 5068] openat(AT_FDCWD, "./66/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] rmdir("./65/file1" [pid 7036] +++ exited with 0 +++ [pid 7034] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7033] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7023] +++ exited with 0 +++ [pid 5068] <... openat resumed>) = 4 [pid 7034] <... futex resumed>) = 0 [pid 7033] <... futex resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 7034] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7033] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7022] +++ exited with 0 +++ [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, [pid 7034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7031] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7037] mkdir("./bus", 000 [pid 7034] chdir("./bus" [pid 7031] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] umount2("./65/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7022, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 7037] <... mkdir resumed>) = 0 [pid 7034] <... chdir resumed>) = 0 [pid 7031] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(3, [pid 5061] restart_syscall(<... resuming interrupted clone ...> [pid 7037] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7034] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] newfstatat(AT_FDCWD, "./65/bus/file0", [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] <... restart_syscall resumed>) = 0 [pid 7037] <... futex resumed>) = 1 [pid 7034] <... futex resumed>) = 0 [pid 7033] <... futex resumed>) = 0 [pid 7031] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] close(3 [pid 7037] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7034] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7033] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7031] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] unlink("./65/bus/file0" [pid 7037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7034] <... open resumed>) = 3 [pid 7033] <... futex resumed>) = 0 [pid 7031] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./66/file0" [pid 5063] <... close resumed>) = 0 [pid 5061] umount2("./64", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7037] mkdir("./file1", 000 [pid 7033] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... unlink resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... rmdir resumed>) = 0 [pid 5063] rmdir("./65" [pid 5061] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7037] <... mkdir resumed>) = 0 [pid 7034] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 5061] <... openat resumed>) = 3 [pid 7037] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7034] <... futex resumed>) = 1 [pid 7031] <... futex resumed>) = 0 [pid 5068] umount2("./66/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5061] newfstatat(3, "", [pid 7037] <... futex resumed>) = 1 [pid 7034] fcntl(-1, F_SETFL, O_RDONLY [pid 7033] <... futex resumed>) = 0 [pid 7031] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] close(4 [pid 5063] mkdir("./66", 0777 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7037] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7034] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7033] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7031] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./66/file1", [pid 5065] <... close resumed>) = 0 [pid 5061] getdents64(3, [pid 7037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7034] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7033] <... futex resumed>) = 0 [pid 7031] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] rmdir("./65/bus" [pid 5063] <... mkdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7037] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7034] <... futex resumed>) = 0 [pid 7033] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] umount2("./64/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7034] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7031] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./66/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... rmdir resumed>) = 0 [pid 7034] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7034] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7031] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7031] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./66/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7034] <... openat resumed>) = 4 [pid 7034] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7034] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] umount2("./65/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./65/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) ./strace-static-x86_64: Process 7038 attached [pid 5068] <... openat resumed>) = 4 [pid 5065] unlink("./65/binderfs" [pid 7038] set_robust_list(0x555555f856a0, 24 [pid 7031] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(4, "", [pid 7038] <... set_robust_list resumed>) = 0 [pid 7034] <... futex resumed>) = 0 [pid 7031] <... futex resumed>) = 1 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7038 [pid 7031] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, [pid 7038] chdir("./66" [pid 7034] sendfile(4, 4, NULL, 7 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] <... unlink resumed>) = 0 [ 102.846930][ T7034] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5068] umount2("./66/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7038] <... chdir resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./65/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] newfstatat(AT_FDCWD, "./66/file1/work", [pid 7038] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7038] setpgid(0, 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7038] <... setpgid resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./65/file0", [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] umount2("./66/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7038] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7038] <... openat resumed>) = 3 [pid 7037] <... mount resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] openat(AT_FDCWD, "./66/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... umount2 resumed>) = 0 [pid 7038] write(3, "1000", 4 [pid 7037] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./65/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... openat resumed>) = 5 [pid 5061] umount2("./64/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7038] <... write resumed>) = 4 [pid 7037] <... futex resumed>) = 1 [pid 7033] <... futex resumed>) = 0 [pid 5068] newfstatat(5, "", [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7038] close(3 [pid 7037] unlink(NULL [pid 7033] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] openat(AT_FDCWD, "./65/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] newfstatat(AT_FDCWD, "./64/bus", [pid 7038] <... close resumed>) = 0 [pid 7037] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7033] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 7038] symlink("/dev/binderfs", "./binderfs" [pid 7037] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7033] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... openat resumed>) = 4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7038] <... symlink resumed>) = 0 [pid 7037] <... futex resumed>) = 0 [pid 7033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] newfstatat(4, "", [pid 5061] umount2("./64/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7038] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7037] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7033] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7038] <... futex resumed>) = 0 [pid 7037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7033] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] getdents64(4, [pid 7038] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7037] chdir("./bus" [pid 7033] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(5 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] openat(AT_FDCWD, "./64/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7038] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7037] <... chdir resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] getdents64(4, [pid 5061] <... openat resumed>) = 4 [pid 7038] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7037] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./66/file1/work" [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(4, "", [pid 7038] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7037] <... futex resumed>) = 1 [pid 7033] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] close(4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7038] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7037] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] <... close resumed>) = 0 [pid 7038] <... mmap resumed>) = 0x7fef411b2000 [pid 7037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7033] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./66/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] rmdir("./65/file0" [pid 5061] getdents64(4, [pid 7038] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7037] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7033] <... futex resumed>) = 0 [pid 7031] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7033] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7031] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./66/file1/index", [pid 5061] umount2("./64/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7031] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7038] <... mprotect resumed>) = 0 [pid 7037] <... open resumed>) = 3 [pid 7031] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] umount2("./65/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7038] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7037] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7031] <... mmap resumed>) = 0x7fef41191000 [pid 5068] umount2("./66/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./64/bus/file0", [pid 7038] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7037] <... futex resumed>) = 1 [pid 7033] <... futex resumed>) = 0 [pid 7031] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./65/file1", [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7038] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7037] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7033] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7031] <... mprotect resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./66/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] unlink("./64/bus/file0" [pid 7037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7033] <... futex resumed>) = 0 [pid 7031] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] umount2("./65/file1", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7041 attached [pid 7037] fcntl(-1, F_SETFL, O_RDONLY [pid 7033] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7031] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7038] <... clone3 resumed> => {parent_tid=[7041]}, 88) = 7041 [pid 5061] <... unlink resumed>) = 0 [pid 7041] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7038] rt_sigprocmask(SIG_SETMASK, [], [pid 7037] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7031] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] newfstatat(5, "", [pid 5065] openat(AT_FDCWD, "./65/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7042 attached [pid 7041] <... rseq resumed>) = 0 [pid 7038] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7037] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... openat resumed>) = 4 [pid 7042] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7041] set_robust_list(0x7fef411d29a0, 24 [pid 7038] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7037] <... futex resumed>) = 1 [pid 7033] <... futex resumed>) = 0 [pid 7031] <... clone3 resumed> => {parent_tid=[7042]}, 88) = 7042 [pid 5068] getdents64(5, [pid 5065] newfstatat(4, "", [pid 5061] getdents64(4, [pid 7042] <... rseq resumed>) = 0 [pid 7041] <... set_robust_list resumed>) = 0 [pid 7038] <... futex resumed>) = 0 [pid 7037] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7033] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7031] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7042] set_robust_list(0x7fef411b19a0, 24 [pid 7041] rt_sigprocmask(SIG_SETMASK, [], [pid 7038] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7037] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7033] <... futex resumed>) = 0 [pid 7031] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] getdents64(5, [ 102.907803][ T7037] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5065] getdents64(4, [pid 7042] <... set_robust_list resumed>) = 0 [pid 7041] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7037] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7033] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7031] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] close(4 [pid 7042] rt_sigprocmask(SIG_SETMASK, [], [pid 7041] mkdir("./file0", 000 [pid 7037] <... openat resumed>) = 4 [pid 7031] <... futex resumed>) = 0 [pid 5068] close(5 [pid 5065] umount2("./65/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 7042] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7037] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7031] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7042] sendfile(3, 4, NULL, 281474978811911 [pid 7037] <... futex resumed>) = 1 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7037] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] newfstatat(AT_FDCWD, "./65/file1/work", [pid 7041] <... mkdir resumed>) = 0 [pid 7033] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] rmdir("./64/bus" [pid 7042] <... sendfile resumed>) = 4 [pid 7034] <... sendfile resumed>) = 4 [pid 5065] umount2("./65/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7042] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7034] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7042] <... futex resumed>) = 1 [pid 7034] <... futex resumed>) = 0 [pid 7033] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7031] <... futex resumed>) = 0 [pid 5068] rmdir("./66/file1/index" [pid 5065] openat(AT_FDCWD, "./65/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7042] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7037] <... futex resumed>) = 0 [pid 7034] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7033] <... futex resumed>) = 1 [pid 5065] <... openat resumed>) = 5 [pid 7037] sendfile(4, 4, NULL, 7 [pid 7033] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7031] exit_group(0 [pid 5065] newfstatat(5, "", [pid 7041] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7042] <... futex resumed>) = ? [pid 7034] <... futex resumed>) = ? [pid 7031] <... exit_group resumed>) = ? [pid 5065] getdents64(5, [pid 7042] +++ exited with 0 +++ [pid 7034] +++ exited with 0 +++ [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] close(5) = 0 [pid 5065] rmdir("./65/file1/work" [pid 7041] <... futex resumed>) = 1 [pid 7041] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7038] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5061] umount2("./64/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7031] +++ exited with 0 +++ [pid 7038] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7031, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7041] <... futex resumed>) = 0 [pid 7038] <... futex resumed>) = 1 [pid 5068] close(4 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./64/binderfs", [pid 7041] mkdir("./bus", 000 [pid 7038] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 5065] umount2("./65/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./65", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7041] <... mkdir resumed>) = 0 [pid 5068] rmdir("./66/file1" [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] unlink("./64/binderfs" [pid 5068] <... rmdir resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./65/file1/index", [pid 5062] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... openat resumed>) = 3 [pid 5061] <... unlink resumed>) = 0 [pid 7041] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 5065] umount2("./65/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(3, "", [pid 5061] umount2("./64/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7041] <... futex resumed>) = 1 [pid 7038] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7041] mkdir("./file1", 000 [pid 7038] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(3 [pid 5065] openat(AT_FDCWD, "./65/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] getdents64(3, [pid 5061] newfstatat(AT_FDCWD, "./64/file0", [pid 7038] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] <... openat resumed>) = 5 [pid 7038] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(5, "", [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7041] <... mkdir resumed>) = 0 [pid 5068] rmdir("./66" [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] umount2("./65/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./64/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] getdents64(5, [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7041] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] mkdir("./67", 0777 [pid 5065] getdents64(5, [pid 5061] openat(AT_FDCWD, "./64/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7041] <... futex resumed>) = 1 [pid 7038] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... openat resumed>) = 4 [pid 7041] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7038] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(5 [pid 5061] newfstatat(4, "", [pid 7041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7038] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7041] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7038] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... mkdir resumed>) = 0 [pid 5065] rmdir("./65/file1/index" [pid 5061] getdents64(4, [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(4, [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(4, [pid 5065] close(4./strace-static-x86_64: Process 7044 attached ) = 0 [pid 7044] set_robust_list(0x555555f856a0, 24 [pid 5065] rmdir("./65/file1" [pid 7044] <... set_robust_list resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 7044] chdir("./67") = 0 [pid 7044] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7044 [pid 7044] setpgid(0, 0 [pid 5065] getdents64(3, [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... umount2 resumed>) = 0 [pid 5061] close(4 [pid 7033] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] <... close resumed>) = 0 [pid 7033] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./65/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] rmdir("./64/file0" [pid 7044] <... setpgid resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7044] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] close(3 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... rmdir resumed>) = 0 [pid 7044] <... openat resumed>) = 3 [pid 7033] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./65/bus", [pid 5061] umount2("./64/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7033] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef41191000 [pid 5065] rmdir("./65" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7044] write(3, "1000", 4 [pid 7033] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... rmdir resumed>) = 0 [pid 5062] umount2("./65/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./64/file1", [pid 7033] <... mprotect resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7044] <... write resumed>) = 4 [pid 7033] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] openat(AT_FDCWD, "./65/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7044] close(3 [pid 7033] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] mkdir("./66", 0777 [pid 5062] <... openat resumed>) = 4 [pid 5061] umount2("./64/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7044] <... close resumed>) = 0 [pid 7033] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] newfstatat(4, "", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7046 attached [pid 7044] symlink("/dev/binderfs", "./binderfs" [pid 5065] <... mkdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] openat(AT_FDCWD, "./64/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7046] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7044] <... symlink resumed>) = 0 [pid 7033] <... clone3 resumed> => {parent_tid=[7046]}, 88) = 7046 [pid 5062] getdents64(4, [pid 7046] <... rseq resumed>) = 0 [pid 7044] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7033] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] <... openat resumed>) = 4 ./strace-static-x86_64: Process 7047 attached [pid 7046] set_robust_list(0x7fef411b19a0, 24 [pid 7044] <... futex resumed>) = 0 [pid 7041] <... mount resumed>) = 0 [pid 7033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] umount2("./65/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(4, "", [pid 7046] <... set_robust_list resumed>) = 0 [pid 7044] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7041] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7033] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7047] set_robust_list(0x555555f856a0, 24 [pid 7046] rt_sigprocmask(SIG_SETMASK, [], [pid 7041] <... futex resumed>) = 1 [pid 7033] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./65/bus/file0", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7047] <... set_robust_list resumed>) = 0 [pid 7046] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7033] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] getdents64(4, [pid 7046] sendfile(3, 4, NULL, 281474978811911 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7047] chdir("./66" [pid 7044] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7041] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7038] <... futex resumed>) = 0 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7047 [pid 5062] unlink("./65/bus/file0" [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7047] <... chdir resumed>) = 0 [pid 7044] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7038] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7037] <... sendfile resumed>) = 4 [pid 5062] <... unlink resumed>) = 0 [pid 5061] umount2("./64/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7047] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7046] <... sendfile resumed>) = 4 [pid 7044] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7041] unlink(NULL [pid 7038] <... futex resumed>) = 0 [pid 7037] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7047] <... prctl resumed>) = 0 [pid 7046] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7044] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7041] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7038] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7037] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(AT_FDCWD, "./64/file1/work", [pid 7047] setpgid(0, 0 [pid 7046] <... futex resumed>) = 1 [pid 7044] <... mmap resumed>) = 0x7fef411b2000 [pid 7041] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7037] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7033] <... futex resumed>) = 0 [pid 5062] close(4 [pid 7047] <... setpgid resumed>) = 0 [pid 7046] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7044] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7041] <... futex resumed>) = 1 [pid 7038] <... futex resumed>) = 0 [pid 7033] exit_group(0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7047] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7046] <... futex resumed>) = ? [pid 7044] <... mprotect resumed>) = 0 [pid 7041] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7038] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7037] <... futex resumed>) = ? [pid 7033] <... exit_group resumed>) = ? [pid 5062] <... close resumed>) = 0 [pid 5061] umount2("./64/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7047] <... openat resumed>) = 3 [pid 7046] +++ exited with 0 +++ [pid 7044] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7041] chdir("./bus") = 0 [pid 7041] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7041] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7037] +++ exited with 0 +++ [pid 7033] +++ exited with 0 +++ [pid 7047] write(3, "1000", 4 [pid 7044] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7041] <... futex resumed>) = 0 [pid 7038] <... futex resumed>) = 1 [pid 5062] rmdir("./65/bus" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7033, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7047] <... write resumed>) = 4 [pid 7044] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7041] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7038] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] openat(AT_FDCWD, "./64/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 7048 attached [pid 7047] close(3 [pid 7038] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... openat resumed>) = 5 [pid 5060] <... restart_syscall resumed>) = 0 [pid 7048] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7047] <... close resumed>) = 0 [pid 7044] <... clone3 resumed> => {parent_tid=[7048]}, 88) = 7048 [pid 7038] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./65/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(5, "", [pid 7048] <... rseq resumed>) = 0 [pid 7047] symlink("/dev/binderfs", "./binderfs" [pid 7044] rt_sigprocmask(SIG_SETMASK, [], [pid 7041] <... futex resumed>) = 0 [pid 7038] <... futex resumed>) = 1 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7048] set_robust_list(0x7fef411d29a0, 24 [pid 7044] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7041] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [ 103.019184][ T7041] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7038] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(AT_FDCWD, "./65/binderfs", [pid 5061] getdents64(5, [pid 7048] <... set_robust_list resumed>) = 0 [pid 7047] <... symlink resumed>) = 0 [pid 7044] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./64", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7048] rt_sigprocmask(SIG_SETMASK, [], [pid 7047] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7044] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7048] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7047] <... futex resumed>) = 0 [pid 7044] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] unlink("./65/binderfs" [pid 5061] getdents64(5, [pid 5060] openat(AT_FDCWD, "./64", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7047] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7048] mkdir("./file0", 000 [pid 7047] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... openat resumed>) = 3 [pid 7047] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5060] newfstatat(3, "", [pid 7048] <... mkdir resumed>) = 0 [pid 7047] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7041] <... open resumed>) = 3 [pid 5062] umount2("./65/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(5 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7048] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7047] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7041] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 5060] getdents64(3, [pid 7048] <... futex resumed>) = 1 [pid 7047] <... mmap resumed>) = 0x7fef411b2000 [pid 7044] <... futex resumed>) = 0 [pid 7041] <... futex resumed>) = 1 [pid 7038] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./65/file0", [pid 5061] rmdir("./64/file1/work" [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7048] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7047] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7044] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7041] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7038] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] umount2("./64/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7047] <... mprotect resumed>) = 0 [pid 7044] <... futex resumed>) = 0 [pid 7041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7038] <... futex resumed>) = 0 [pid 5062] umount2("./65/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./64/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7048] mkdir("./bus", 000 [pid 7044] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7041] fcntl(-1, F_SETFL, O_RDONLY [pid 7038] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7047] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7041] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7047] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7041] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./65/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] newfstatat(AT_FDCWD, "./64/file1/index", [pid 7047] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7041] <... futex resumed>) = 1 [pid 7038] <... futex resumed>) = 0 [pid 7041] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] <... openat resumed>) = 4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7047] <... clone3 resumed> => {parent_tid=[7049]}, 88) = 7049 [pid 7047] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] newfstatat(4, "", ./strace-static-x86_64: Process 7049 attached [pid 7048] <... mkdir resumed>) = 0 [pid 7047] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7038] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./64/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7049] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7048] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7047] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7041] <... futex resumed>) = 0 [pid 7038] <... futex resumed>) = 1 [pid 5062] getdents64(4, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7049] <... rseq resumed>) = 0 [pid 7048] <... futex resumed>) = 1 [pid 7047] <... futex resumed>) = 0 [pid 7044] <... futex resumed>) = 0 [pid 7041] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7038] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7049] set_robust_list(0x7fef411d29a0, 24 [pid 7048] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7047] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7044] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7041] <... openat resumed>) = 4 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] openat(AT_FDCWD, "./64/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... umount2 resumed>) = 0 [pid 7049] <... set_robust_list resumed>) = 0 [pid 7048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7044] <... futex resumed>) = 0 [pid 5062] getdents64(4, [pid 7049] rt_sigprocmask(SIG_SETMASK, [], [pid 7048] mkdir("./file1", 000 [pid 7044] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7041] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... openat resumed>) = 5 [pid 5060] umount2("./64/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7049] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7041] <... futex resumed>) = 1 [pid 7038] <... futex resumed>) = 0 [pid 7049] mkdir("./file0", 000 [pid 7048] <... mkdir resumed>) = 0 [pid 7038] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] close(4 [pid 5061] newfstatat(5, "", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7048] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... close resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./64/bus", [pid 7048] <... futex resumed>) = 1 [pid 7044] <... futex resumed>) = 0 [pid 5062] rmdir("./65/file0" [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7048] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7044] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7044] <... futex resumed>) = 0 [pid 5061] getdents64(5, [pid 5060] umount2("./64/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7048] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7044] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7049] <... mkdir resumed>) = 0 [pid 7041] sendfile(4, 4, NULL, 7 [pid 7038] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./64/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] umount2("./65/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7049] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7038] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 4 [pid 7049] <... futex resumed>) = 1 [pid 7047] <... futex resumed>) = 0 [pid 5061] getdents64(5, [pid 7049] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7047] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./65/file1", [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(4, "", [pid 7049] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7047] <... futex resumed>) = 0 [pid 5061] close(5 [pid 7047] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... close resumed>) = 0 [pid 5061] rmdir("./64/file1/index" [pid 5062] umount2("./65/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7049] mkdir("./bus", 000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(4, [pid 7049] <... mkdir resumed>) = 0 [pid 7049] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7048] <... mount resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./65/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] <... openat resumed>) = 4 [pid 5060] umount2("./64/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(4, "", [pid 5061] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(AT_FDCWD, "./64/bus/file0", [pid 5062] getdents64(4, [pid 7049] <... futex resumed>) = 1 [pid 7047] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] close(4 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7049] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7047] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7049] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7048] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7049] mkdir("./file1", 000 [pid 7048] <... futex resumed>) = 1 [pid 7049] <... mkdir resumed>) = 0 [pid 7048] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7049] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7047] <... futex resumed>) = 0 [pid 7044] <... futex resumed>) = 0 [pid 5062] umount2("./65/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 5060] unlink("./64/bus/file0" [pid 7049] <... futex resumed>) = 0 [pid 7047] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7044] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] rmdir("./64/file1" [pid 7049] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./65/file1/work", [pid 7048] <... futex resumed>) = 0 [pid 7047] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7044] <... futex resumed>) = 1 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 7048] unlink(NULL [pid 7047] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7044] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... rmdir resumed>) = 0 [pid 7048] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5062] umount2("./65/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7048] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7048] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./65/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7048] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] <... openat resumed>) = 5 [pid 7049] <... futex resumed>) = 0 [pid 7047] <... futex resumed>) = 1 [pid 7044] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7041] <... sendfile resumed>) = 4 [pid 7038] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] getdents64(3, [pid 5060] getdents64(4, [pid 7049] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7047] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7044] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7048] <... futex resumed>) = 0 [pid 7044] <... futex resumed>) = 1 [pid 7041] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7038] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(5, "", [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7048] chdir("./bus" [pid 7044] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7041] <... futex resumed>) = 0 [pid 7038] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] close(3 [pid 5060] close(4 [pid 7048] <... chdir resumed>) = 0 [pid 7041] sendfile(3, 4, NULL, 281474978811911 [pid 7038] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... close resumed>) = 0 [pid 7048] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7041] <... sendfile resumed>) = 0 [pid 5062] getdents64(5, [pid 5061] <... close resumed>) = 0 [pid 7048] <... futex resumed>) = 1 [pid 7044] <... futex resumed>) = 0 [pid 7048] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7044] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7044] <... futex resumed>) = 0 [pid 7048] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [ 103.137112][ T7048] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7044] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7041] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] rmdir("./64" [pid 5060] rmdir("./64/bus" [pid 7041] <... futex resumed>) = 1 [pid 7038] <... futex resumed>) = 0 [pid 5062] getdents64(5, [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7041] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7038] exit_group(0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7041] <... futex resumed>) = ? [pid 7038] <... exit_group resumed>) = ? [pid 5062] close(5 [pid 7041] +++ exited with 0 +++ [pid 5062] <... close resumed>) = 0 [pid 5061] mkdir("./65", 0777 [pid 5060] umount2("./64/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7048] <... open resumed>) = 3 [pid 5062] rmdir("./65/file1/work" [pid 5061] <... mkdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7048] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./64/binderfs", [pid 7048] <... futex resumed>) = 1 [pid 7044] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7048] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7044] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7044] <... futex resumed>) = 0 [pid 7048] fcntl(-1, F_SETFL, O_RDONLY [pid 7044] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7048] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7048] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7038] +++ exited with 0 +++ [pid 5062] umount2("./65/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] unlink("./64/binderfs" [pid 7049] <... mount resumed>) = 0 [pid 7048] <... futex resumed>) = 0 [pid 7044] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7038, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 7052 attached [pid 7049] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7048] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7044] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./65/file1/index", [pid 7052] set_robust_list(0x555555f856a0, 24 [pid 7049] <... futex resumed>) = 1 [pid 7048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7047] <... futex resumed>) = 0 [pid 7044] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7052 [pid 5060] umount2("./64/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7052] <... set_robust_list resumed>) = 0 [pid 7049] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7048] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7047] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7044] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./66", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./65/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7052] chdir("./65" [pid 7049] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7048] <... openat resumed>) = 4 [pid 7047] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./64/file0", [pid 7052] <... chdir resumed>) = 0 [pid 7049] unlink(NULL [pid 7048] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7047] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] openat(AT_FDCWD, "./65/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7052] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7049] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7048] <... futex resumed>) = 1 [pid 7044] <... futex resumed>) = 0 [pid 5063] <... openat resumed>) = 3 [pid 5062] <... openat resumed>) = 5 [pid 5060] umount2("./64/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7052] <... prctl resumed>) = 0 [pid 7049] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7048] sendfile(4, 4, NULL, 7 [pid 7044] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(3, "", [pid 5062] newfstatat(5, "", [pid 7052] setpgid(0, 0 [pid 7049] <... futex resumed>) = 1 [pid 7047] <... futex resumed>) = 0 [pid 7044] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7052] <... setpgid resumed>) = 0 [pid 7049] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7047] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7044] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] openat(AT_FDCWD, "./64/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7049] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7047] <... futex resumed>) = 0 [pid 5063] getdents64(3, [pid 7049] chdir("./bus" [pid 7047] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7049] <... chdir resumed>) = 0 [pid 5060] <... openat resumed>) = 4 [pid 7052] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7049] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] newfstatat(4, "", [pid 7052] <... openat resumed>) = 3 [pid 7049] <... futex resumed>) = 1 [pid 7047] <... futex resumed>) = 0 [pid 5063] umount2("./66/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(5, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7052] write(3, "1000", 4 [pid 7049] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7047] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7052] <... write resumed>) = 4 [pid 7047] <... futex resumed>) = 0 [pid 5062] getdents64(5, [pid 7049] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] getdents64(4, [pid 7052] close(3 [pid 7049] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7047] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7052] <... close resumed>) = 0 [pid 5062] close(5) = 0 [pid 5062] rmdir("./65/file1/index" [ 103.190472][ T7049] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7052] symlink("/dev/binderfs", "./binderfs" [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7052] <... symlink resumed>) = 0 [pid 5060] close(4) = 0 [pid 5060] rmdir("./64/file0" [pid 7052] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... rmdir resumed>) = 0 [pid 7052] <... futex resumed>) = 0 [pid 7052] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 7052] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5060] umount2("./64/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7052] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7052] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7052] <... mmap resumed>) = 0x7fef411b2000 [pid 7052] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7052] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7049] <... open resumed>) = 3 [pid 7052] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5062] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 7054 attached [pid 7054] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7052] <... clone3 resumed> => {parent_tid=[7054]}, 88) = 7054 [pid 7054] <... rseq resumed>) = 0 [pid 7052] rt_sigprocmask(SIG_SETMASK, [], [pid 7049] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 7054] set_robust_list(0x7fef411d29a0, 24) = 0 [pid 7052] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7054] rt_sigprocmask(SIG_SETMASK, [], [pid 7052] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7054] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7052] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7054] mkdir("./file0", 000 [pid 7052] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7049] <... futex resumed>) = 1 [pid 7047] <... futex resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./64/file1", [pid 7054] <... mkdir resumed>) = 0 [pid 7049] fcntl(-1, F_SETFL, O_RDONLY [pid 7047] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] close(4 [pid 7047] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7049] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7047] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./66/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 5060] umount2("./64/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] rmdir("./65/file1" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7054] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7052] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./66/bus", [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7054] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7052] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] getdents64(3, [pid 5060] openat(AT_FDCWD, "./64/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7054] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7052] <... futex resumed>) = 0 [pid 7049] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7047] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7054] mkdir("./bus", 000 [pid 7052] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7049] <... futex resumed>) = 0 [pid 7047] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./66/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(3 [pid 5060] <... openat resumed>) = 4 [pid 7054] <... mkdir resumed>) = 0 [pid 7049] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7047] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... close resumed>) = 0 [pid 5060] newfstatat(4, "", [pid 7054] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7049] <... openat resumed>) = 4 [pid 7054] <... futex resumed>) = 1 [pid 7052] <... futex resumed>) = 0 [pid 7054] mkdir("./file1", 000 [pid 7052] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7049] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7047] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] openat(AT_FDCWD, "./66/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] rmdir("./65" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7054] <... mkdir resumed>) = 0 [pid 7052] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7049] <... futex resumed>) = 0 [pid 7047] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] <... openat resumed>) = 4 [pid 7049] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7047] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] getdents64(4, [pid 7054] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7049] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7047] <... futex resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7054] <... futex resumed>) = 1 [pid 7052] <... futex resumed>) = 0 [pid 7049] sendfile(4, 4, NULL, 7 [pid 7047] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] mkdir("./66", 0777 [pid 5060] umount2("./64/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7054] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7052] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7054] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7052] <... futex resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./64/file1/work", [pid 7054] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7052] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... mkdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] umount2("./64/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./64/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5060] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, [pid 5063] umount2("./66/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(5) = 0 [pid 5060] rmdir("./64/file1/work"./strace-static-x86_64: Process 7056 attached [pid 7044] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... rmdir resumed>) = 0 [pid 7056] set_robust_list(0x555555f856a0, 24 [pid 7044] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./66/bus/file0", [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7056 [pid 5060] umount2("./64/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7056] <... set_robust_list resumed>) = 0 [pid 7044] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7056] chdir("./66" [pid 5063] unlink("./66/bus/file0" [pid 7056] <... chdir resumed>) = 0 [pid 7044] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] <... unlink resumed>) = 0 [pid 7056] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5063] getdents64(4, [pid 7056] <... prctl resumed>) = 0 [pid 7056] setpgid(0, 0 [pid 7044] <... mmap resumed>) = 0x7fef41191000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7056] <... setpgid resumed>) = 0 [pid 5063] close(4 [pid 7056] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5063] <... close resumed>) = 0 [pid 7056] <... openat resumed>) = 3 [pid 7054] <... mount resumed>) = 0 [pid 7044] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7044] <... mprotect resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./64/file1/index", [pid 7056] write(3, "1000", 4 [pid 7044] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] rmdir("./66/bus" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7044] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5060] umount2("./64/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7044] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7056] <... write resumed>) = 4 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./64/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7056] close(3 [pid 7044] <... clone3 resumed> => {parent_tid=[7057]}, 88) = 7057 [pid 5063] umount2("./66/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7056] <... close resumed>) = 0 [pid 7044] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 5 [pid 7044] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7044] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] newfstatat(5, "", [pid 7056] symlink("/dev/binderfs", "./binderfs" [pid 7044] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7044] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] getdents64(5, ./strace-static-x86_64: Process 7057 attached [pid 7056] <... symlink resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./66/binderfs", [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7057] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7054] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7057] <... rseq resumed>) = 0 [pid 7056] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7054] <... futex resumed>) = 1 [pid 5060] getdents64(5, [pid 7057] set_robust_list(0x7fef411b19a0, 24 [pid 7056] <... futex resumed>) = 0 [pid 7054] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7052] <... futex resumed>) = 0 [pid 5063] unlink("./66/binderfs" [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7057] <... set_robust_list resumed>) = 0 [pid 7052] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] close(5 [pid 7057] rt_sigprocmask(SIG_SETMASK, [], [pid 7054] <... futex resumed>) = 0 [pid 7052] <... futex resumed>) = 1 [pid 5060] <... close resumed>) = 0 [pid 7057] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7054] unlink(NULL [pid 7052] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] rmdir("./64/file1/index" [pid 7057] sendfile(3, 4, NULL, 281474978811911 [pid 7056] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7054] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5063] <... unlink resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7056] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7054] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(4, [pid 7056] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7054] <... futex resumed>) = 1 [pid 7052] <... futex resumed>) = 0 [pid 5063] umount2("./66/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7056] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7054] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7052] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] close(4 [pid 7056] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7054] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7052] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... close resumed>) = 0 [pid 7054] chdir("./bus" [pid 7052] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] rmdir("./64/file1" [pid 7054] <... chdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7056] <... mmap resumed>) = 0x7fef411b2000 [pid 7054] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./66/file0", [pid 5060] getdents64(3, [pid 7056] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7054] <... futex resumed>) = 1 [pid 7052] <... futex resumed>) = 0 [pid 7056] <... mprotect resumed>) = 0 [pid 7054] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7052] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7056] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7054] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7052] <... futex resumed>) = 0 [pid 5063] umount2("./66/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] close(3 [pid 7056] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7054] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7052] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7056] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7054] <... open resumed>) = 3 [pid 5060] <... close resumed>) = 0 [pid 7047] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7047] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./66/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7058 attached [pid 7047] <... futex resumed>) = 0 [pid 7056] <... clone3 resumed> => {parent_tid=[7058]}, 88) = 7058 [pid 7047] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] <... openat resumed>) = 4 [pid 7058] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7056] rt_sigprocmask(SIG_SETMASK, [], [pid 7047] <... mmap resumed>) = 0x7fef41191000 [pid 5060] rmdir("./64" [pid 7054] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7047] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5060] <... rmdir resumed>) = 0 [pid 7058] <... rseq resumed>) = 0 [pid 7056] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7054] <... futex resumed>) = 1 [pid 7052] <... futex resumed>) = 0 [pid 7047] <... mprotect resumed>) = 0 [pid 7058] set_robust_list(0x7fef411d29a0, 24 [pid 7057] <... sendfile resumed>) = 4 [pid 7056] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7052] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7048] <... sendfile resumed>) = 4 [pid 7047] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] newfstatat(4, "", [pid 7058] <... set_robust_list resumed>) = 0 [pid 7057] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7056] <... futex resumed>) = 0 [pid 7054] fcntl(-1, F_SETFL, O_RDONLY [pid 7052] <... futex resumed>) = 0 [pid 7048] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7047] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] mkdir("./65", 0777 [pid 7058] rt_sigprocmask(SIG_SETMASK, [], [pid 7057] <... futex resumed>) = 1 [pid 7056] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7054] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7052] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7048] <... futex resumed>) = 0 [pid 7047] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7044] <... futex resumed>) = 0 [pid 5063] getdents64(4, [pid 7058] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7057] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7054] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7048] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7044] exit_group(0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 7060 attached [pid 7058] mkdir("./file0", 000 [pid 7044] <... exit_group resumed>) = ? [pid 7057] <... futex resumed>) = ? [pid 7054] <... futex resumed>) = 1 [pid 7052] <... futex resumed>) = 0 [pid 7048] <... futex resumed>) = ? [pid 7047] <... clone3 resumed> => {parent_tid=[7060]}, 88) = 7060 [pid 5063] getdents64(4, [pid 5060] <... mkdir resumed>) = 0 [pid 7058] <... mkdir resumed>) = 0 [pid 7052] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7048] +++ exited with 0 +++ [pid 7047] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7058] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7054] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7052] <... futex resumed>) = 0 [pid 5063] close(4 [pid 7047] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7060] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7058] <... futex resumed>) = 1 [pid 7056] <... futex resumed>) = 0 [pid 7052] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7060] <... rseq resumed>) = 0 [pid 7047] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... close resumed>) = 0 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7060] set_robust_list(0x7fef411b19a0, 24 [pid 7058] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7057] +++ exited with 0 +++ [pid 7056] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7054] <... openat resumed>) = 4 [pid 7047] <... futex resumed>) = 0 [pid 7044] +++ exited with 0 +++ [pid 5063] rmdir("./66/file0" [pid 7060] <... set_robust_list resumed>) = 0 [pid 7058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 103.284711][ T7054] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7056] <... futex resumed>) = 0 [pid 7054] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7047] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 7061 attached [pid 7060] rt_sigprocmask(SIG_SETMASK, [], [pid 7058] mkdir("./bus", 000 [pid 7056] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7054] <... futex resumed>) = 1 [pid 7052] <... futex resumed>) = 0 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7044, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7061] set_robust_list(0x555555f856a0, 24 [pid 7060] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7058] <... mkdir resumed>) = 0 [pid 7054] sendfile(4, 4, NULL, 7 [pid 7052] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./67", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./66/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7061 [pid 7061] <... set_robust_list resumed>) = 0 [pid 7060] sendfile(3, 4, NULL, 281474978811911 [pid 7052] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7061] chdir("./65" [pid 7058] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7052] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] newfstatat(AT_FDCWD, "./66/file1", [pid 7061] <... chdir resumed>) = 0 [pid 7058] <... futex resumed>) = 1 [pid 7056] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 3 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7061] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7058] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7056] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(3, "", [pid 5063] umount2("./66/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7061] <... prctl resumed>) = 0 [pid 7058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7056] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7061] setpgid(0, 0 [pid 7058] mkdir("./file1", 000 [pid 7056] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(3, [pid 5063] openat(AT_FDCWD, "./66/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7061] <... setpgid resumed>) = 0 [pid 7058] <... mkdir resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5068] umount2("./67/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... openat resumed>) = 4 [pid 5063] newfstatat(4, "", [pid 7058] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7058] <... futex resumed>) = 1 [pid 7056] <... futex resumed>) = 0 [pid 5063] getdents64(4, [pid 7058] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7056] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7056] <... futex resumed>) = 0 [pid 5063] umount2("./66/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7056] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./66/file1/work", [pid 7061] <... openat resumed>) = 3 [pid 7061] write(3, "1000", 4) = 4 [pid 7061] close(3 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7061] <... close resumed>) = 0 [pid 5063] umount2("./66/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7061] symlink("/dev/binderfs", "./binderfs" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./66/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5063] newfstatat(5, "", [pid 7061] <... symlink resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7061] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5063] getdents64(5, [pid 7061] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7061] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5063] getdents64(5, [pid 7061] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7061] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... umount2 resumed>) = 0 [pid 7061] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 5068] umount2("./67/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(5 [pid 7061] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [pid 7061] <... mprotect resumed>) = 0 [pid 5063] rmdir("./66/file1/work" [pid 7061] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] newfstatat(AT_FDCWD, "./67/bus", [pid 5063] <... rmdir resumed>) = 0 [pid 7061] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7047] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7061] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7058] <... mount resumed>) = 0 [pid 5068] umount2("./67/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./66/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7063 attached [pid 7061] <... clone3 resumed> => {parent_tid=[7063]}, 88) = 7063 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./66/file1/index", [pid 7063] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7061] rt_sigprocmask(SIG_SETMASK, [], [pid 7058] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./67/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7063] <... rseq resumed>) = 0 [pid 7061] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7058] <... futex resumed>) = 1 [pid 7056] <... futex resumed>) = 0 [pid 7052] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... openat resumed>) = 4 [pid 5063] umount2("./66/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7063] set_robust_list(0x7fef411d29a0, 24 [pid 7061] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7058] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7056] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7052] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(4, "", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7063] <... set_robust_list resumed>) = 0 [pid 7061] <... futex resumed>) = 0 [pid 7058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7056] <... futex resumed>) = 0 [pid 7052] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] openat(AT_FDCWD, "./66/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7063] rt_sigprocmask(SIG_SETMASK, [], [pid 7061] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7058] unlink(NULL [pid 7056] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7052] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] getdents64(4, [pid 5063] <... openat resumed>) = 5 [pid 7063] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7058] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7052] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7063] mkdir("./file0", 000 [pid 7058] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7052] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] umount2("./67/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(5, "", [pid 7063] <... mkdir resumed>) = 0 [pid 7058] <... futex resumed>) = 1 [pid 7056] <... futex resumed>) = 0 [pid 7052] <... mprotect resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7052] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] newfstatat(AT_FDCWD, "./67/bus/file0", [pid 7052] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7058] chdir("./bus" [pid 7056] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7052] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] getdents64(5, [pid 7058] <... chdir resumed>) = 0 [pid 7056] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 7064 attached [pid 7058] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7056] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] unlink("./67/bus/file0" [pid 7064] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7063] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7058] <... futex resumed>) = 0 [pid 7056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] getdents64(5, [pid 7064] <... rseq resumed>) = 0 [pid 7063] <... futex resumed>) = 1 [pid 7061] <... futex resumed>) = 0 [pid 7058] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7056] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7052] <... clone3 resumed> => {parent_tid=[7064]}, 88) = 7064 [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7064] set_robust_list(0x7fef411b19a0, 24 [pid 7063] mkdir("./bus", 000 [pid 7061] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7056] <... futex resumed>) = 0 [pid 7052] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] getdents64(4, [pid 5063] close(5 [pid 7064] <... set_robust_list resumed>) = 0 [pid 7063] <... mkdir resumed>) = 0 [pid 7061] <... futex resumed>) = 0 [pid 7058] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7056] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7052] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... close resumed>) = 0 [pid 7064] rt_sigprocmask(SIG_SETMASK, [], [pid 7061] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7052] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 7064] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7052] <... futex resumed>) = 0 [pid 7064] sendfile(3, 4, NULL, 281474978811911 [pid 7052] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7063] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7058] <... open resumed>) = 3 [pid 5068] <... close resumed>) = 0 [pid 5063] rmdir("./66/file1/index" [pid 7063] <... futex resumed>) = 1 [pid 7061] <... futex resumed>) = 0 [pid 7060] <... sendfile resumed>) = 4 [pid 7049] <... sendfile resumed>) = 4 [pid 7063] mkdir("./file1", 000 [pid 7061] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7060] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7049] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./67/bus" [pid 5063] <... rmdir resumed>) = 0 [pid 7061] <... futex resumed>) = 0 [pid 7060] <... futex resumed>) = 0 [pid 7049] <... futex resumed>) = 0 [pid 7049] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7061] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7060] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7058] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7047] exit_group(0 [pid 5063] getdents64(4, [pid 7060] <... futex resumed>) = ? [pid 7058] <... futex resumed>) = 1 [pid 7056] <... futex resumed>) = 0 [pid 7049] <... futex resumed>) = ? [pid 7047] <... exit_group resumed>) = ? [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [ 103.374826][ T7058] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7063] <... mkdir resumed>) = 0 [pid 7060] +++ exited with 0 +++ [pid 7058] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7056] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7049] +++ exited with 0 +++ [pid 5063] close(4 [pid 7063] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7056] <... futex resumed>) = 0 [pid 5068] umount2("./67/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... close resumed>) = 0 [pid 7063] <... futex resumed>) = 1 [pid 7061] <... futex resumed>) = 0 [pid 7058] fcntl(-1, F_SETFL, O_RDONLY [pid 7056] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] rmdir("./66/file1" [pid 7063] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7061] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7058] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7047] +++ exited with 0 +++ [pid 5063] <... rmdir resumed>) = 0 [pid 7061] <... futex resumed>) = 0 [pid 7058] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./67/binderfs", [pid 7061] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7058] <... futex resumed>) = 1 [pid 7056] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7047, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5068] unlink("./67/binderfs" [pid 5065] umount2("./66", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... unlink resumed>) = 0 [pid 5063] getdents64(3, [pid 5068] umount2("./67/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] close(3 [pid 5065] <... openat resumed>) = 3 [pid 5068] newfstatat(AT_FDCWD, "./67/file0", [pid 7063] <... mount resumed>) = 0 [pid 7058] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7056] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] newfstatat(3, "", [pid 5063] <... close resumed>) = 0 [pid 7058] <... openat resumed>) = 4 [pid 7056] <... futex resumed>) = 0 [pid 5068] umount2("./67/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] rmdir("./66" [pid 7058] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7056] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(3, [pid 5063] <... rmdir resumed>) = 0 [pid 7058] <... futex resumed>) = 0 [pid 7056] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] openat(AT_FDCWD, "./67/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] mkdir("./67", 0777 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7063] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7058] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7056] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 4 [pid 5063] <... mkdir resumed>) = 0 [pid 5065] umount2("./66/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7063] <... futex resumed>) = 1 [pid 7061] <... futex resumed>) = 0 [pid 7058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7056] <... futex resumed>) = 0 [pid 7052] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] newfstatat(4, "", [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7063] unlink(NULL [pid 7061] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7058] sendfile(4, 4, NULL, 7 [pid 7056] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7067 attached [pid 7063] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7061] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7067] set_robust_list(0x555555f856a0, 24 [pid 7063] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7061] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7067 [pid 7063] <... futex resumed>) = 0 [pid 7061] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7067] <... set_robust_list resumed>) = 0 [pid 7063] chdir("./bus" [pid 7061] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 7067] chdir("./67" [pid 7063] <... chdir resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7061] <... futex resumed>) = 0 [pid 7067] <... chdir resumed>) = 0 [pid 7063] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7061] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(4 [pid 7067] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7063] <... futex resumed>) = 0 [pid 7061] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... close resumed>) = 0 [pid 7067] <... prctl resumed>) = 0 [pid 7063] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7061] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./67/file0" [pid 7067] setpgid(0, 0 [pid 7063] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7061] <... futex resumed>) = 0 [pid 7067] <... setpgid resumed>) = 0 [pid 7063] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7061] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7064] <... sendfile resumed>) = 4 [pid 7063] <... open resumed>) = 3 [pid 7054] <... sendfile resumed>) = 4 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = 0 [pid 7067] <... openat resumed>) = 3 [pid 7064] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7063] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7054] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./67/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./66/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7067] write(3, "1000", 4 [pid 7064] <... futex resumed>) = 0 [pid 7063] <... futex resumed>) = 1 [pid 7061] <... futex resumed>) = 0 [pid 7054] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 103.445924][ T7063] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7067] <... write resumed>) = 4 [pid 7064] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7063] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7061] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7054] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7052] exit_group(0 [pid 5068] newfstatat(AT_FDCWD, "./67/file1", [pid 5065] newfstatat(AT_FDCWD, "./66/bus", [pid 7067] close(3 [pid 7064] <... futex resumed>) = ? [pid 7063] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7061] <... futex resumed>) = 0 [pid 7054] <... futex resumed>) = ? [pid 7052] <... exit_group resumed>) = ? [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7064] +++ exited with 0 +++ [pid 7063] fcntl(-1, F_SETFL, O_RDONLY [pid 7061] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7054] +++ exited with 0 +++ [pid 7063] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7063] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7067] <... close resumed>) = 0 [pid 7063] <... futex resumed>) = 1 [pid 7061] <... futex resumed>) = 0 [pid 7052] +++ exited with 0 +++ [pid 5068] umount2("./67/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./66/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7063] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7061] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7067] symlink("/dev/binderfs", "./binderfs" [pid 7063] <... openat resumed>) = 4 [pid 7061] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7052, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5068] openat(AT_FDCWD, "./67/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] openat(AT_FDCWD, "./66/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7067] <... symlink resumed>) = 0 [pid 7063] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7061] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 4 [pid 5065] <... openat resumed>) = 4 [pid 7067] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7063] <... futex resumed>) = 0 [pid 7061] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] newfstatat(4, "", [pid 5065] newfstatat(4, "", [pid 7067] <... futex resumed>) = 0 [pid 7063] sendfile(4, 4, NULL, 7 [pid 7061] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7067] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7061] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5065] getdents64(4, [pid 7067] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7061] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7067] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] umount2("./67/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./66/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./65", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7067] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7067] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] newfstatat(AT_FDCWD, "./67/file1/work", [pid 5065] newfstatat(AT_FDCWD, "./66/bus/file0", [pid 5061] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7067] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... openat resumed>) = 3 [pid 7067] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] umount2("./67/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] unlink("./66/bus/file0" [pid 5061] newfstatat(3, "", [pid 7067] <... mprotect resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./67/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... unlink resumed>) = 0 [pid 7067] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... openat resumed>) = 5 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7067] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] newfstatat(5, "", [pid 5061] getdents64(3, [pid 7067] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, [pid 5068] getdents64(5, [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 ./strace-static-x86_64: Process 7069 attached [pid 7067] <... clone3 resumed> => {parent_tid=[7069]}, 88) = 7069 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] close(4 [pid 7069] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7067] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] getdents64(5, [pid 5065] <... close resumed>) = 0 [pid 5061] umount2("./65/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7069] <... rseq resumed>) = 0 [pid 7067] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] rmdir("./66/bus" [pid 7069] set_robust_list(0x7fef411d29a0, 24 [pid 7067] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(5 [pid 7056] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... close resumed>) = 0 [pid 7069] <... set_robust_list resumed>) = 0 [pid 7067] <... futex resumed>) = 0 [pid 7056] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5068] rmdir("./67/file1/work" [pid 7056] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef41191000 [pid 7056] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7069] rt_sigprocmask(SIG_SETMASK, [], [pid 7067] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7056] <... mprotect resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 7069] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7056] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... rmdir resumed>) = 0 [pid 7069] mkdir("./file0", 000 [pid 7056] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7056] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0}./strace-static-x86_64: Process 7070 attached [pid 5068] umount2("./67/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./66/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7070] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7056] <... clone3 resumed> => {parent_tid=[7070]}, 88) = 7070 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7070] <... rseq resumed>) = 0 [pid 7056] rt_sigprocmask(SIG_SETMASK, [], [pid 7070] set_robust_list(0x7fef411b19a0, 24 [pid 7056] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7070] <... set_robust_list resumed>) = 0 [pid 7056] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./67/file1/index", [pid 7070] rt_sigprocmask(SIG_SETMASK, [], [pid 7069] <... mkdir resumed>) = 0 [pid 7056] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./66/binderfs", [pid 7070] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7069] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7056] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7070] sendfile(3, 4, NULL, 281474978811911 [pid 7069] <... futex resumed>) = 1 [pid 7067] <... futex resumed>) = 0 [pid 5068] umount2("./67/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] unlink("./66/binderfs" [pid 7067] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7069] mkdir("./bus", 000 [pid 7067] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./67/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5068] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(5, [pid 7069] <... mkdir resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7069] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(5 [pid 5061] <... umount2 resumed>) = 0 [pid 7069] <... futex resumed>) = 1 [pid 7067] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 7069] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7067] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./67/file1/index" [pid 5065] <... unlink resumed>) = 0 [pid 5061] umount2("./65/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7069] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7067] <... futex resumed>) = 0 [pid 7069] mkdir("./file1", 000 [pid 7067] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 5065] umount2("./66/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7069] <... mkdir resumed>) = 0 [pid 5068] getdents64(4, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./65/bus", [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] newfstatat(AT_FDCWD, "./66/file0", [pid 5068] close(4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7069] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5065] umount2("./66/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./65/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7069] <... futex resumed>) = 1 [pid 7067] <... futex resumed>) = 0 [pid 5068] rmdir("./67/file1" [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7067] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7069] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7067] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./65/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7067] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] openat(AT_FDCWD, "./66/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... openat resumed>) = 4 [pid 5068] getdents64(3, [pid 5065] <... openat resumed>) = 4 [pid 5061] newfstatat(4, "", [pid 5065] newfstatat(4, "", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7070] <... sendfile resumed>) = 4 [pid 7069] <... mount resumed>) = 0 [pid 7061] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7058] <... sendfile resumed>) = 4 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(4, [pid 7061] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(3 [pid 5065] getdents64(4, [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7061] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 7061] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] umount2("./65/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7061] <... mmap resumed>) = 0x7fef41191000 [pid 5068] rmdir("./67" [pid 5065] getdents64(4, [pid 7070] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7069] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7061] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7058] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7070] <... futex resumed>) = 1 [pid 7069] <... futex resumed>) = 1 [pid 7067] <... futex resumed>) = 0 [pid 7061] <... mprotect resumed>) = 0 [pid 7058] <... futex resumed>) = 0 [pid 7056] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7070] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7069] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7067] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7061] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7058] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7056] exit_group(0 [pid 5068] mkdir("./68", 0777 [pid 5065] close(4 [pid 5061] newfstatat(AT_FDCWD, "./65/bus/file0", [pid 7070] <... futex resumed>) = ? [pid 7069] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7067] <... futex resumed>) = 0 [pid 7061] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7058] <... futex resumed>) = ? [pid 7056] <... exit_group resumed>) = ? [pid 5065] <... close resumed>) = 0 [pid 7070] +++ exited with 0 +++ [pid 7069] unlink(NULL [pid 7067] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7061] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7058] +++ exited with 0 +++ [pid 5068] <... mkdir resumed>) = 0 [pid 5065] rmdir("./66/file0" [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7069] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7069] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7061] <... clone3 resumed> => {parent_tid=[7073]}, 88) = 7073 [pid 5065] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 7073 attached [pid 7069] <... futex resumed>) = 1 [pid 7067] <... futex resumed>) = 0 [pid 7061] rt_sigprocmask(SIG_SETMASK, [], [pid 7056] +++ exited with 0 +++ [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] umount2("./66/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] unlink("./65/bus/file0" [pid 7069] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7067] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7061] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7073] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7069] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7067] <... futex resumed>) = 0 [pid 7061] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./66/file1", [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7056, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5061] <... unlink resumed>) = 0 [pid 7069] chdir("./bus" [pid 7067] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7061] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] restart_syscall(<... resuming interrupted clone ...>./strace-static-x86_64: Process 7074 attached [pid 7073] <... rseq resumed>) = 0 [pid 7069] <... chdir resumed>) = 0 [pid 7061] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./66/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... restart_syscall resumed>) = 0 [pid 7074] set_robust_list(0x555555f856a0, 24 [pid 7073] set_robust_list(0x7fef411b19a0, 24 [pid 7069] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(4, [pid 7074] <... set_robust_list resumed>) = 0 [pid 7073] <... set_robust_list resumed>) = 0 [pid 7069] <... futex resumed>) = 1 [pid 7067] <... futex resumed>) = 0 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7074 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7074] chdir("./68" [pid 7073] rt_sigprocmask(SIG_SETMASK, [], [pid 7069] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7067] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./66/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] umount2("./66", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(4 [pid 7074] <... chdir resumed>) = 0 [pid 7073] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7069] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7067] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 7074] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7073] sendfile(3, 4, NULL, 281474978811911 [pid 7069] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7067] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(4, "", [pid 5062] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7074] <... prctl resumed>) = 0 [pid 7069] <... open resumed>) = 3 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... openat resumed>) = 3 [pid 5061] rmdir("./65/bus" [pid 7074] setpgid(0, 0 [pid 5062] newfstatat(3, "", [pid 5065] getdents64(4, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7074] <... setpgid resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] getdents64(3, [pid 7074] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] umount2("./66/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7074] <... openat resumed>) = 3 [pid 7069] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./66/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 7074] write(3, "1000", 4 [pid 7067] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./66/file1/work", [pid 5061] umount2("./65/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7074] <... write resumed>) = 4 [pid 7069] <... futex resumed>) = 1 [pid 7067] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 103.568995][ T7069] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7074] close(3 [pid 7069] fcntl(-1, F_SETFL, O_RDONLY [pid 7067] <... futex resumed>) = 0 [pid 5065] umount2("./66/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./65/binderfs", [pid 7074] <... close resumed>) = 0 [pid 7069] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7067] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7074] symlink("/dev/binderfs", "./binderfs" [pid 7069] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7067] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] openat(AT_FDCWD, "./66/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7069] <... futex resumed>) = 0 [pid 7067] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 5 [pid 5061] unlink("./65/binderfs" [pid 7069] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7067] <... futex resumed>) = 0 [pid 5065] newfstatat(5, "", [pid 7069] <... openat resumed>) = 4 [pid 7067] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(5, [pid 7069] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7067] <... futex resumed>) = 0 [pid 7067] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7069] sendfile(4, 4, NULL, 7 [pid 7067] <... futex resumed>) = 0 [pid 7067] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(5, [pid 5061] <... unlink resumed>) = 0 [pid 7074] <... symlink resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] umount2("./65/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7074] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(5 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7074] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./65/file0", [pid 7074] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5065] rmdir("./66/file1/work" [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7074] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] umount2("./65/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7061] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7074] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7074] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] umount2("./66/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] openat(AT_FDCWD, "./65/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7074] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7063] <... sendfile resumed>) = 4 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... openat resumed>) = 4 [pid 7074] <... mmap resumed>) = 0x7fef411b2000 [pid 7073] <... sendfile resumed>) = 4 [pid 7063] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./66/file1/index", [pid 5061] newfstatat(4, "", [pid 7074] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7073] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7063] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7074] <... mprotect resumed>) = 0 [pid 7073] <... futex resumed>) = 0 [pid 7061] exit_group(0 [pid 5065] umount2("./66/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 7074] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7061] <... exit_group resumed>) = ? [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = 0 [pid 7073] +++ exited with 0 +++ [pid 7074] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7063] +++ exited with 0 +++ [pid 7061] +++ exited with 0 +++ [pid 5065] openat(AT_FDCWD, "./66/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] umount2("./66/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7074] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7061, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./66/bus", [pid 5061] getdents64(4, [pid 5060] umount2("./65", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./66/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(4) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7077 attached [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] rmdir("./65/file0" [pid 7077] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 5062] openat(AT_FDCWD, "./66/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] openat(AT_FDCWD, "./65", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5060] newfstatat(3, "", [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5062] newfstatat(4, "", [pid 5060] getdents64(3, [pid 7077] <... rseq resumed>) = 0 [pid 7074] <... clone3 resumed> => {parent_tid=[7077]}, 88) = 7077 [pid 5065] <... openat resumed>) = 5 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./65/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7077] set_robust_list(0x7fef411d29a0, 24 [pid 7074] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] newfstatat(5, "", [pid 5062] getdents64(4, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7077] <... set_robust_list resumed>) = 0 [pid 7074] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] newfstatat(AT_FDCWD, "./65/file1", [pid 7077] rt_sigprocmask(SIG_SETMASK, [], [pid 7074] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(5, [pid 7077] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7074] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7077] mkdir("./file0", 000 [pid 7067] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] umount2("./65/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./65/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7074] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7067] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7067] <... futex resumed>) = 0 [pid 7067] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef41191000 [pid 7077] <... mkdir resumed>) = 0 [pid 5065] getdents64(5, [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7077] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./66/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] openat(AT_FDCWD, "./65/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] close(5 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... close resumed>) = 0 [pid 7077] <... futex resumed>) = 1 [pid 7074] <... futex resumed>) = 0 [pid 7067] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] rmdir("./66/file1/index" [pid 5062] newfstatat(AT_FDCWD, "./66/bus/file0", [pid 5061] <... openat resumed>) = 4 [pid 7077] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7074] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5061] newfstatat(4, "", [pid 7074] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7067] <... mprotect resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] unlink("./66/bus/file0" [pid 5061] getdents64(4, [pid 7077] mkdir("./bus", 000 [pid 7067] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7067] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} => {parent_tid=[7078]}, 88) = 7078 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 ./strace-static-x86_64: Process 7078 attached [pid 7067] rt_sigprocmask(SIG_SETMASK, [], [pid 7078] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7067] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7078] <... rseq resumed>) = 0 [pid 7067] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7078] set_robust_list(0x7fef411b19a0, 24 [pid 7067] <... futex resumed>) = 0 [pid 7078] <... set_robust_list resumed>) = 0 [pid 7067] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7078] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... rmdir resumed>) = 0 [pid 7078] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7078] sendfile(3, 4, NULL, 281474978811911 [pid 7077] <... mkdir resumed>) = 0 [pid 5065] getdents64(4, [pid 5061] umount2("./65/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = 0 [pid 7077] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./65/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7077] <... futex resumed>) = 1 [pid 7074] <... futex resumed>) = 0 [pid 5065] close(4 [pid 5062] getdents64(4, [pid 5061] newfstatat(AT_FDCWD, "./65/file1/work", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7077] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7074] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 7077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7074] <... futex resumed>) = 0 [pid 5065] rmdir("./66/file1" [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] newfstatat(AT_FDCWD, "./65/bus", [pid 7074] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] close(4 [pid 5061] umount2("./65/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./65/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./65/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./65/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7077] mkdir("./file1", 000 [pid 5065] <... rmdir resumed>) = 0 [pid 5062] rmdir("./66/bus" [pid 5061] <... openat resumed>) = 5 [pid 5060] <... openat resumed>) = 4 [pid 5060] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] umount2("./65/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./65/bus/file0", {st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] unlink("./65/bus/file0") = 0 [pid 5060] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4) = 0 [pid 5060] rmdir("./65/bus") = 0 [pid 5060] umount2("./65/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./65/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] unlink("./65/binderfs") = 0 [pid 5060] umount2("./65/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./65/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./65/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./65/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5060] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7078] <... sendfile resumed>) = 4 [pid 7077] <... mkdir resumed>) = 0 [pid 7069] <... sendfile resumed>) = 4 [pid 5065] getdents64(3, [pid 5062] <... rmdir resumed>) = 0 [pid 5061] newfstatat(5, "", [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./66/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] close(3 [pid 5061] getdents64(5, [pid 7078] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7077] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7069] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./66/binderfs", [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(4, [pid 7078] <... futex resumed>) = 1 [pid 7077] <... futex resumed>) = 1 [pid 7074] <... futex resumed>) = 0 [pid 7069] <... futex resumed>) = 0 [pid 7067] <... futex resumed>) = 0 [pid 5065] rmdir("./66" [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(5, [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7078] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7077] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7074] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7069] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7067] exit_group(0 [pid 5062] unlink("./66/binderfs" [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] getdents64(4, [pid 7078] <... futex resumed>) = ? [pid 7077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7074] <... futex resumed>) = 0 [pid 7069] <... futex resumed>) = ? [pid 7067] <... exit_group resumed>) = ? [pid 7078] +++ exited with 0 +++ [pid 7077] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7074] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] mkdir("./67", 0777 [pid 5062] <... unlink resumed>) = 0 [pid 5061] close(5 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7069] +++ exited with 0 +++ [pid 7067] +++ exited with 0 +++ [pid 5065] <... mkdir resumed>) = 0 [pid 5062] umount2("./66/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 5060] close(4 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7067, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5060] <... close resumed>) = 0 [pid 5060] rmdir("./65/file0" [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] rmdir("./65/file1/work" [pid 5060] <... rmdir resumed>) = 0 [pid 5063] umount2("./67", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 5060] umount2("./65/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./66/file0", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./65/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(AT_FDCWD, "./65/file1", [pid 5063] <... openat resumed>) = 3 [pid 5062] umount2("./66/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] newfstatat(3, "", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./65/file1/index", [pid 5060] umount2("./65/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] openat(AT_FDCWD, "./66/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(3, [pid 5062] <... openat resumed>) = 4 [pid 5061] umount2("./65/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./65/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7080 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] newfstatat(4, "", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 4 ./strace-static-x86_64: Process 7080 attached [pid 5063] umount2("./67/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] openat(AT_FDCWD, "./65/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] newfstatat(4, "", [pid 7080] set_robust_list(0x555555f856a0, 24 [pid 5062] getdents64(4, [pid 5061] <... openat resumed>) = 5 [pid 7080] <... set_robust_list resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] newfstatat(5, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7080] chdir("./67" [pid 5062] getdents64(4, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, [pid 7080] <... chdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(5, [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7080] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5062] close(4 [pid 5060] umount2("./65/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7080] <... prctl resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./66/file0" [pid 5060] newfstatat(AT_FDCWD, "./65/file1/work", [pid 7080] setpgid(0, 0 [pid 7077] <... mount resumed>) = 0 [pid 7080] <... setpgid resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7077] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] umount2("./65/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... rmdir resumed>) = 0 [pid 5061] getdents64(5, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7080] <... openat resumed>) = 3 [pid 7077] <... futex resumed>) = 1 [pid 7074] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] openat(AT_FDCWD, "./65/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7080] write(3, "1000", 4 [pid 7077] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7074] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./66/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(5 [pid 7080] <... write resumed>) = 4 [pid 7077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7074] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 5060] <... openat resumed>) = 5 [pid 7080] close(3 [pid 7077] unlink(NULL [pid 7074] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] rmdir("./65/file1/index" [pid 7080] <... close resumed>) = 0 [pid 7077] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5062] newfstatat(AT_FDCWD, "./66/file1", [pid 5060] newfstatat(5, "", [pid 7080] symlink("/dev/binderfs", "./binderfs" [pid 7077] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7080] <... symlink resumed>) = 0 [pid 7077] <... futex resumed>) = 1 [pid 7074] <... futex resumed>) = 0 [pid 5062] umount2("./66/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7080] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7077] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7074] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7080] <... futex resumed>) = 0 [pid 7077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7074] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./66/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] getdents64(4, [pid 5060] getdents64(5, [pid 7080] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7077] chdir("./bus" [pid 7074] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7080] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7077] <... chdir resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7080] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7077] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7080] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7077] <... futex resumed>) = 1 [pid 7080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7077] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7074] <... futex resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 5060] getdents64(5, [pid 7080] <... mmap resumed>) = 0x7fef411b2000 [pid 7074] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7080] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7077] <... futex resumed>) = 0 [pid 7074] <... futex resumed>) = 1 [pid 5063] <... umount2 resumed>) = 0 [pid 5062] getdents64(4, [pid 5061] close(4 [pid 5060] close(5 [pid 7080] <... mprotect resumed>) = 0 [pid 7077] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7074] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./67/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] <... close resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 5060] rmdir("./65/file1/work" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./66/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] rmdir("./65/file1" [pid 5060] <... rmdir resumed>) = 0 [pid 7080] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7077] <... open resumed>) = 3 [pid 5063] newfstatat(AT_FDCWD, "./67/bus", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... rmdir resumed>) = 0 [pid 7080] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7077] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] newfstatat(AT_FDCWD, "./66/file1/work", [pid 5060] umount2("./65/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7081 attached [pid 7077] <... futex resumed>) = 1 [pid 7074] <... futex resumed>) = 0 [pid 5063] umount2("./67/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(3, [pid 7081] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7080] <... clone3 resumed> => {parent_tid=[7081]}, 88) = 7081 [pid 7077] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7074] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7081] <... rseq resumed>) = 0 [pid 7077] fcntl(-1, F_SETFL, O_RDONLY [pid 7081] set_robust_list(0x7fef411d29a0, 24 [pid 7080] rt_sigprocmask(SIG_SETMASK, [], [pid 7074] <... futex resumed>) = 0 [pid 7081] <... set_robust_list resumed>) = 0 [pid 7080] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7077] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./66/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7081] rt_sigprocmask(SIG_SETMASK, [], [pid 7080] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7077] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7074] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] openat(AT_FDCWD, "./67/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] close(3 [pid 5060] newfstatat(AT_FDCWD, "./65/file1/index", [pid 7081] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7080] <... futex resumed>) = 0 [pid 7077] <... futex resumed>) = 0 [pid 7074] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] <... openat resumed>) = 4 [pid 5062] openat(AT_FDCWD, "./66/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7081] mkdir("./file0", 000 [pid 7080] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7077] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7074] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(4, "", [pid 5062] <... openat resumed>) = 5 [pid 5061] rmdir("./65" [pid 5060] umount2("./65/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7081] <... mkdir resumed>) = 0 [pid 7077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7074] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] newfstatat(5, "", [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(4, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] mkdir("./66", 0777 [pid 5060] openat(AT_FDCWD, "./65/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7081] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7077] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7074] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] getdents64(5, [pid 7081] <... futex resumed>) = 1 [pid 7080] <... futex resumed>) = 0 [pid 7077] <... openat resumed>) = 4 [pid 5063] umount2("./67/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... mkdir resumed>) = 0 [pid 5060] <... openat resumed>) = 5 [pid 7081] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7080] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7077] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(5, [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] newfstatat(5, "", [pid 7081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7080] <... futex resumed>) = 0 [pid 7077] <... futex resumed>) = 1 [pid 7074] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./67/bus/file0", [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7081] mkdir("./bus", 000 [pid 7080] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7077] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7074] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 ./strace-static-x86_64: Process 7082 attached [pid 7077] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] close(5 [pid 5060] getdents64(5, [pid 7077] sendfile(4, 4, NULL, 7 [pid 7074] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... close resumed>) = 0 [pid 7082] set_robust_list(0x555555f856a0, 24 [pid 5063] unlink("./67/bus/file0" [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7082 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7082] <... set_robust_list resumed>) = 0 [pid 5062] rmdir("./66/file1/work" [pid 5060] getdents64(5, [pid 5063] <... unlink resumed>) = 0 [pid 7082] chdir("./66" [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] close(5 [pid 7082] <... chdir resumed>) = 0 [pid 7081] <... mkdir resumed>) = 0 [pid 5063] getdents64(4, [pid 5062] umount2("./66/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... close resumed>) = 0 [pid 5060] rmdir("./65/file1/index" [pid 7082] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7081] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7082] <... prctl resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./66/file1/index", [pid 7082] setpgid(0, 0 [pid 7081] <... futex resumed>) = 1 [pid 7080] <... futex resumed>) = 0 [ 103.752964][ T7077] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7082] <... setpgid resumed>) = 0 [pid 7081] mkdir("./file1", 000 [pid 7080] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7082] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7080] <... futex resumed>) = 0 [pid 5063] close(4 [pid 7080] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7081] <... mkdir resumed>) = 0 [pid 7082] <... openat resumed>) = 3 [pid 5063] <... close resumed>) = 0 [pid 5062] umount2("./66/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 7082] write(3, "1000", 4 [pid 5063] rmdir("./67/bus" [pid 7082] <... write resumed>) = 4 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] openat(AT_FDCWD, "./66/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] close(4 [pid 7082] close(3 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 5060] <... close resumed>) = 0 [pid 7082] <... close resumed>) = 0 [pid 7081] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(5, "", [pid 5060] rmdir("./65/file1" [pid 7082] symlink("/dev/binderfs", "./binderfs" [pid 7081] <... futex resumed>) = 1 [pid 7080] <... futex resumed>) = 0 [pid 5063] umount2("./67/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7082] <... symlink resumed>) = 0 [pid 7081] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7080] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(5, [pid 7081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7080] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(3, [pid 7082] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7081] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7080] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(AT_FDCWD, "./67/binderfs", [pid 5062] getdents64(5, [pid 7082] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7082] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5063] unlink("./67/binderfs" [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(3 [pid 7082] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5063] <... unlink resumed>) = 0 [pid 5062] close(5 [pid 7082] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5063] umount2("./67/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7082] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... close resumed>) = 0 [pid 7082] <... mmap resumed>) = 0x7fef411b2000 [pid 5060] <... close resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./67/file0", [pid 7082] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7082] <... mprotect resumed>) = 0 [pid 7082] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] umount2("./67/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] rmdir("./66/file1/index" [pid 5060] rmdir("./65" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./67/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5062] <... rmdir resumed>) = 0 [pid 7082] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] newfstatat(4, "", [pid 7082] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5062] getdents64(4, [pid 5060] <... rmdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7082] <... clone3 resumed> => {parent_tid=[7085]}, 88) = 7085 [pid 7082] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7082] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7082] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] close(4) = 0 [pid 5063] rmdir("./67/file0") = 0 [pid 5063] umount2("./67/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 7085 attached [pid 5062] close(4 [pid 5060] mkdir("./66", 0777 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./67/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./67/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./67/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5063] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... close resumed>) = 0 [pid 5063] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] umount2("./67/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./67/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... mkdir resumed>) = 0 [pid 7074] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] umount2("./67/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] rmdir("./66/file1" [pid 7085] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7074] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7085] <... rseq resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7085] set_robust_list(0x7fef411d29a0, 24 [pid 7074] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./67/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7085] <... set_robust_list resumed>) = 0 [pid 7074] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] <... openat resumed>) = 5 ./strace-static-x86_64: Process 7086 attached [pid 7085] rt_sigprocmask(SIG_SETMASK, [], [pid 7081] <... mount resumed>) = 0 [pid 7074] <... mmap resumed>) = 0x7fef41191000 [pid 7074] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7074] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7074] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7085] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7086 [pid 7085] mkdir("./file0", 000./strace-static-x86_64: Process 7087 attached [pid 5063] newfstatat(5, "", [pid 7087] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7074] <... clone3 resumed> => {parent_tid=[7087]}, 88) = 7087 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7087] <... rseq resumed>) = 0 [pid 7085] <... mkdir resumed>) = 0 [pid 7074] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] getdents64(5, [pid 7087] set_robust_list(0x7fef411b19a0, 24 [pid 7081] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7086] set_robust_list(0x555555f856a0, 24 [pid 7074] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7086] <... set_robust_list resumed>) = 0 [pid 7081] <... futex resumed>) = 1 [pid 7080] <... futex resumed>) = 0 [pid 5063] getdents64(5, [pid 7087] <... set_robust_list resumed>) = 0 [pid 7085] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7074] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7087] rt_sigprocmask(SIG_SETMASK, [], [pid 7086] chdir("./66" [pid 7085] <... futex resumed>) = 1 [pid 7082] <... futex resumed>) = 0 [pid 7081] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7080] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7074] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7087] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7085] mkdir("./bus", 000 [pid 7082] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7080] <... futex resumed>) = 0 [pid 7074] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] close(5 [pid 7087] sendfile(3, 4, NULL, 281474978811911 [pid 7086] <... chdir resumed>) = 0 [pid 7085] <... mkdir resumed>) = 0 [pid 7082] <... futex resumed>) = 0 [pid 7081] unlink(NULL [pid 7080] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... close resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7086] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7082] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7081] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5063] rmdir("./67/file1/work" [pid 7086] <... prctl resumed>) = 0 [pid 7085] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7081] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(3, [pid 7086] setpgid(0, 0 [pid 7085] <... futex resumed>) = 1 [pid 7082] <... futex resumed>) = 0 [pid 7081] <... futex resumed>) = 1 [pid 7080] <... futex resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7086] <... setpgid resumed>) = 0 [pid 7085] mkdir("./file1", 000 [pid 7082] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7081] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7080] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./67/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(3 [pid 7086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7085] <... mkdir resumed>) = 0 [pid 7082] <... futex resumed>) = 0 [pid 7081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7080] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... close resumed>) = 0 [pid 7082] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7081] chdir("./bus" [pid 7080] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(AT_FDCWD, "./67/file1/index", [pid 7086] <... openat resumed>) = 3 [pid 7081] <... chdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] rmdir("./66" [pid 7086] write(3, "1000", 4 [pid 7085] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7081] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./67/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7085] <... futex resumed>) = 1 [pid 7082] <... futex resumed>) = 0 [pid 7081] <... futex resumed>) = 1 [pid 7080] <... futex resumed>) = 0 [pid 7077] <... sendfile resumed>) = 4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... rmdir resumed>) = 0 [pid 7087] <... sendfile resumed>) = 4 [pid 7086] <... write resumed>) = 4 [pid 7085] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7082] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7081] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7080] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./67/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7087] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7086] close(3 [pid 7082] <... futex resumed>) = 0 [pid 7081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7080] <... futex resumed>) = 0 [pid 7077] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 5 [pid 5062] mkdir("./67", 0777 [pid 7087] <... futex resumed>) = 1 [pid 7086] <... close resumed>) = 0 [pid 7082] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7081] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7080] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7077] <... futex resumed>) = 0 [pid 7074] <... futex resumed>) = 0 [ 103.846926][ T7081] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5063] newfstatat(5, "", [pid 7087] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7086] symlink("/dev/binderfs", "./binderfs" [pid 7074] exit_group(0 [pid 5062] <... mkdir resumed>) = 0 [pid 7087] <... futex resumed>) = ? [pid 7086] <... symlink resumed>) = 0 [pid 7074] <... exit_group resumed>) = ? [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7087] +++ exited with 0 +++ [pid 7086] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(5, [pid 7086] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7086] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 5063] getdents64(5, [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7086] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7086] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7086] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] close(5) = 0 [pid 7086] <... mmap resumed>) = 0x7fef411b2000 [pid 5063] rmdir("./67/file1/index" [pid 7086] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5063] <... rmdir resumed>) = 0 [pid 7086] <... mprotect resumed>) = 0 [pid 7086] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7081] <... open resumed>) = 3 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7088 [pid 7086] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] getdents64(4, [pid 7086] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 7089 attached [pid 5063] close(4 [pid 7089] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7077] +++ exited with 0 +++ [pid 7074] +++ exited with 0 +++ [pid 5063] <... close resumed>) = 0 ./strace-static-x86_64: Process 7088 attached [pid 7081] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7089] <... rseq resumed>) = 0 [pid 7088] set_robust_list(0x555555f856a0, 24 [pid 7086] <... clone3 resumed> => {parent_tid=[7089]}, 88) = 7089 [pid 5063] rmdir("./67/file1" [pid 7089] set_robust_list(0x7fef411d29a0, 24 [pid 7088] <... set_robust_list resumed>) = 0 [pid 7086] rt_sigprocmask(SIG_SETMASK, [], [pid 7081] <... futex resumed>) = 1 [pid 7080] <... futex resumed>) = 0 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7074, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5063] <... rmdir resumed>) = 0 [pid 7089] <... set_robust_list resumed>) = 0 [pid 7088] chdir("./67" [pid 7086] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7081] fcntl(-1, F_SETFL, O_RDONLY [pid 7080] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] restart_syscall(<... resuming interrupted clone ...> [pid 7089] rt_sigprocmask(SIG_SETMASK, [], [pid 7086] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7089] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7086] <... futex resumed>) = 0 [pid 7080] <... futex resumed>) = 0 [pid 5063] getdents64(3, [pid 7089] mkdir("./file0", 000 [pid 7088] <... chdir resumed>) = 0 [pid 7086] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7081] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7080] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... restart_syscall resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7085] <... mount resumed>) = 0 [pid 7089] <... mkdir resumed>) = 0 [pid 7088] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7081] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7080] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] close(3 [pid 7089] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7088] <... prctl resumed>) = 0 [pid 7085] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7081] <... futex resumed>) = 0 [pid 7080] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7089] <... futex resumed>) = 1 [pid 7088] setpgid(0, 0 [pid 7086] <... futex resumed>) = 0 [pid 7085] <... futex resumed>) = 1 [pid 7082] <... futex resumed>) = 0 [pid 7081] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7080] <... futex resumed>) = 0 [pid 5068] umount2("./68", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... close resumed>) = 0 [pid 7089] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7088] <... setpgid resumed>) = 0 [pid 7086] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7082] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7080] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7081] <... openat resumed>) = 4 [pid 5068] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7082] <... futex resumed>) = 0 [pid 7081] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7086] <... futex resumed>) = 0 [pid 5063] rmdir("./67" [pid 7082] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7089] mkdir("./bus", 000 [pid 7086] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7081] <... futex resumed>) = 1 [pid 7080] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 3 [pid 7089] <... mkdir resumed>) = 0 [pid 7088] <... openat resumed>) = 3 [pid 7085] unlink(NULL [pid 7081] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7080] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(3, "", [pid 7088] write(3, "1000", 4 [pid 7085] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7081] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7080] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7089] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7088] <... write resumed>) = 4 [pid 7085] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7081] sendfile(4, 4, NULL, 7 [pid 7080] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(3, [pid 7089] <... futex resumed>) = 1 [pid 7088] close(3 [pid 7086] <... futex resumed>) = 0 [pid 7082] <... futex resumed>) = 0 [pid 7089] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7088] <... close resumed>) = 0 [pid 7086] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7086] <... futex resumed>) = 0 [pid 7088] symlink("/dev/binderfs", "./binderfs" [pid 7086] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7085] <... futex resumed>) = 1 [pid 7082] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./68/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7089] mkdir("./file1", 000 [pid 5063] <... rmdir resumed>) = 0 [pid 7088] <... symlink resumed>) = 0 [pid 7085] chdir("./bus" [pid 7082] <... futex resumed>) = 0 [pid 5063] mkdir("./68", 0777 [pid 7088] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7085] <... chdir resumed>) = 0 [pid 7082] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7088] <... futex resumed>) = 0 [pid 7085] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7082] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7088] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7085] <... futex resumed>) = 0 [pid 7082] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7088] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7085] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7082] <... futex resumed>) = 0 [pid 7088] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7082] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7088] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7088] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 7088] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7088] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7089] <... mkdir resumed>) = 0 [pid 7088] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] <... mkdir resumed>) = 0 [pid 7089] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7088] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0}./strace-static-x86_64: Process 7091 attached [pid 7089] <... futex resumed>) = 1 [pid 7086] <... futex resumed>) = 0 [pid 7085] <... open resumed>) = 3 [pid 7088] <... clone3 resumed> => {parent_tid=[7091]}, 88) = 7091 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7091] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7089] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7088] rt_sigprocmask(SIG_SETMASK, [], [pid 7086] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7085] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7091] <... rseq resumed>) = 0 [pid 7086] <... futex resumed>) = 0 [pid 7085] <... futex resumed>) = 1 [pid 7082] <... futex resumed>) = 0 [pid 7088] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7086] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7091] set_robust_list(0x7fef411d29a0, 24 [pid 7085] fcntl(-1, F_SETFL, O_RDONLY [pid 7082] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7091] <... set_robust_list resumed>) = 0 [pid 7088] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7085] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7082] <... futex resumed>) = 0 ./strace-static-x86_64: Process 7092 attached [pid 7091] rt_sigprocmask(SIG_SETMASK, [], [pid 7088] <... futex resumed>) = 0 [pid 7085] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7082] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7088] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7085] <... futex resumed>) = 0 [pid 7082] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7092 [pid 7092] set_robust_list(0x555555f856a0, 24 [pid 7091] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7085] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7082] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7092] <... set_robust_list resumed>) = 0 [pid 7091] mkdir("./file0", 000 [pid 7085] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7082] <... futex resumed>) = 0 [pid 7092] chdir("./68" [pid 7085] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7082] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7085] <... openat resumed>) = 4 [ 103.896843][ T7085] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7085] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7082] <... futex resumed>) = 0 [pid 7085] sendfile(4, 4, NULL, 7 [pid 7091] <... mkdir resumed>) = 0 [pid 7082] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7092] <... chdir resumed>) = 0 [pid 7082] <... futex resumed>) = 0 [pid 7092] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7091] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7082] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = 0 [pid 7092] <... prctl resumed>) = 0 [pid 7091] <... futex resumed>) = 1 [pid 7088] <... futex resumed>) = 0 [pid 5068] umount2("./68/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7092] setpgid(0, 0 [pid 7091] mkdir("./bus", 000 [pid 7088] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7092] <... setpgid resumed>) = 0 [pid 7088] <... futex resumed>) = 0 [pid 7092] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7088] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./68/bus", [pid 7091] <... mkdir resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7091] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7088] <... futex resumed>) = 0 [pid 7088] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7091] mkdir("./file1", 000 [pid 7088] <... futex resumed>) = 0 [pid 7088] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7091] <... mkdir resumed>) = 0 [pid 7091] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7092] <... openat resumed>) = 3 [pid 7089] <... mount resumed>) = 0 [pid 7080] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] umount2("./68/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7092] write(3, "1000", 4 [pid 7091] <... futex resumed>) = 1 [pid 7089] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7088] <... futex resumed>) = 0 [pid 7080] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7092] <... write resumed>) = 4 [pid 7089] <... futex resumed>) = 1 [pid 7086] <... futex resumed>) = 0 [pid 7080] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./68/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7092] close(3 [pid 7091] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7089] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7088] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7086] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... openat resumed>) = 4 [pid 7092] <... close resumed>) = 0 [pid 7089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7088] <... futex resumed>) = 0 [pid 7080] <... mmap resumed>) = 0x7fef41191000 [pid 7088] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7080] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7080] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] newfstatat(4, "", [pid 7080] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7080] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(4, ./strace-static-x86_64: Process 7094 attached 0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7094] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053) = 0 [pid 7094] set_robust_list(0x7fef411b19a0, 24) = 0 [pid 7094] rt_sigprocmask(SIG_SETMASK, [], [pid 7080] <... clone3 resumed> => {parent_tid=[7094]}, 88) = 7094 [pid 5068] umount2("./68/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7094] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7080] rt_sigprocmask(SIG_SETMASK, [], [pid 7094] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7080] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7080] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7094] <... futex resumed>) = 0 [pid 7080] <... futex resumed>) = 1 [pid 7094] sendfile(3, 4, NULL, 281474978811911 [pid 7092] symlink("/dev/binderfs", "./binderfs" [pid 7089] unlink(NULL [pid 7080] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./68/bus/file0", [pid 7092] <... symlink resumed>) = 0 [pid 7089] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7089] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] unlink("./68/bus/file0" [pid 7092] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7089] <... futex resumed>) = 0 [pid 7086] <... futex resumed>) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 7092] <... futex resumed>) = 0 [pid 7089] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7086] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, [pid 7086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7086] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 7089] <... futex resumed>) = 0 [pid 7086] <... futex resumed>) = 1 [pid 5068] <... close resumed>) = 0 [pid 7092] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7089] chdir("./bus" [pid 7086] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./68/bus" [pid 7082] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7092] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7089] <... chdir resumed>) = 0 [pid 7082] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 7092] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7089] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7082] <... futex resumed>) = 0 [pid 5068] umount2("./68/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7092] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7089] <... futex resumed>) = 1 [pid 7086] <... futex resumed>) = 0 [pid 7082] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7092] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7089] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7086] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7082] <... mmap resumed>) = 0x7fef41191000 [pid 5068] newfstatat(AT_FDCWD, "./68/binderfs", [pid 7092] <... mmap resumed>) = 0x7fef411b2000 [pid 7089] <... open resumed>) = 3 [pid 7086] <... futex resumed>) = 0 [pid 7082] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7092] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7086] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7092] <... mprotect resumed>) = 0 [pid 7082] <... mprotect resumed>) = 0 [pid 5068] unlink("./68/binderfs" [pid 7092] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7089] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7082] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... unlink resumed>) = 0 [pid 7092] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7089] <... futex resumed>) = 1 [pid 7086] <... futex resumed>) = 0 [pid 5068] umount2("./68/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7092] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7089] fcntl(-1, F_SETFL, O_RDONLY [pid 7086] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7095 attached [pid 7089] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7086] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./68/file0", [pid 7082] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7092] <... clone3 resumed> => {parent_tid=[7095]}, 88) = 7095 [pid 7089] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7095] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7086] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7082] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7092] rt_sigprocmask(SIG_SETMASK, [], [pid 7089] <... futex resumed>) = 0 [pid 7086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] umount2("./68/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7095] <... rseq resumed>) = 0 [pid 7092] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7089] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7086] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7096 attached [pid 7095] set_robust_list(0x7fef411d29a0, 24 [pid 7092] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7086] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./68/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7096] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7095] <... set_robust_list resumed>) = 0 [pid 7092] <... futex resumed>) = 0 [pid 7091] <... mount resumed>) = 0 [pid 7089] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7086] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7082] <... clone3 resumed> => {parent_tid=[7096]}, 88) = 7096 [pid 5068] <... openat resumed>) = 4 [pid 7096] <... rseq resumed>) = 0 [pid 7095] rt_sigprocmask(SIG_SETMASK, [], [pid 7092] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7089] <... openat resumed>) = 4 [pid 7082] rt_sigprocmask(SIG_SETMASK, [], [pid 7096] set_robust_list(0x7fef411b19a0, 24 [pid 7095] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7089] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7082] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] newfstatat(4, "", [pid 7096] <... set_robust_list resumed>) = 0 [pid 7095] mkdir("./file0", 000 [pid 7089] <... futex resumed>) = 1 [pid 7086] <... futex resumed>) = 0 [pid 7082] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7096] rt_sigprocmask(SIG_SETMASK, [], [pid 7091] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7089] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7086] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 7096] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7095] <... mkdir resumed>) = 0 [pid 7091] <... futex resumed>) = 1 [pid 7089] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7088] <... futex resumed>) = 0 [pid 7086] <... futex resumed>) = 0 [pid 7082] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7096] sendfile(3, 4, NULL, 281474978811911 [pid 7095] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7091] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7089] sendfile(4, 4, NULL, 7 [pid 7088] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7086] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7082] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, [pid 7095] <... futex resumed>) = 1 [pid 7092] <... futex resumed>) = 0 [pid 7091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7088] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7092] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7091] unlink(NULL [pid 5068] close(4 [pid 7092] <... futex resumed>) = 0 [pid 7091] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5068] <... close resumed>) = 0 [pid 7092] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7091] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./68/file0" [pid 7095] mkdir("./bus", 000 [pid 7091] <... futex resumed>) = 0 [pid 7088] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 7091] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] umount2("./68/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7088] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] newfstatat(AT_FDCWD, "./68/file1", [pid 7088] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] umount2("./68/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7091] <... futex resumed>) = 0 [pid 7088] <... futex resumed>) = 1 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7091] chdir("./bus" [pid 7088] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./68/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7095] <... mkdir resumed>) = 0 [pid 7091] <... chdir resumed>) = 0 [pid 7081] <... sendfile resumed>) = 4 [pid 5068] <... openat resumed>) = 4 [pid 7094] <... sendfile resumed>) = 4 [pid 7091] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(4, "", [pid 7095] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7094] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7091] <... futex resumed>) = 1 [pid 7088] <... futex resumed>) = 0 [pid 7081] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7095] <... futex resumed>) = 1 [pid 7094] <... futex resumed>) = 1 [pid 7092] <... futex resumed>) = 0 [pid 7091] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7088] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7081] <... futex resumed>) = 0 [pid 7080] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 7095] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7094] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7092] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7088] <... futex resumed>) = 0 [pid 7081] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7080] exit_group(0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7092] <... futex resumed>) = 0 [ 103.965114][ T7089] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 103.989970][ T7091] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7091] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7080] <... exit_group resumed>) = ? [pid 7095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7094] <... futex resumed>) = ? [pid 7092] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7088] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./68/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7095] mkdir("./file1", 000 [pid 7094] +++ exited with 0 +++ [pid 7091] <... open resumed>) = 3 [pid 7081] <... futex resumed>) = ? [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7091] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./68/file1/work", [pid 7091] <... futex resumed>) = 1 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7091] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] umount2("./68/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./68/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7088] <... futex resumed>) = 0 [pid 7095] <... mkdir resumed>) = 0 [pid 7088] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7081] +++ exited with 0 +++ [pid 7080] +++ exited with 0 +++ [pid 7088] <... futex resumed>) = 1 [pid 7095] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7091] <... futex resumed>) = 0 [pid 7088] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 5 [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7080, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7095] <... futex resumed>) = 1 [pid 7092] <... futex resumed>) = 0 [pid 7091] fcntl(-1, F_SETFL, O_RDONLY [pid 5068] newfstatat(5, "", [pid 5065] restart_syscall(<... resuming interrupted clone ...> [pid 7096] <... sendfile resumed>) = 4 [pid 7095] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7092] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7091] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7086] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7085] <... sendfile resumed>) = 4 [pid 7082] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... restart_syscall resumed>) = 0 [pid 7096] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7092] <... futex resumed>) = 0 [pid 7091] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7086] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 7096] <... futex resumed>) = 0 [pid 7092] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7091] <... futex resumed>) = 1 [pid 7086] <... futex resumed>) = 0 [pid 7085] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7096] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7091] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7088] <... futex resumed>) = 0 [pid 7086] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7085] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 7088] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7086] <... mmap resumed>) = 0x7fef41191000 [pid 7085] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] umount2("./67", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7091] <... futex resumed>) = 0 [pid 7088] <... futex resumed>) = 1 [pid 7086] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7082] exit_group(0 [pid 5068] close(5 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7096] <... futex resumed>) = ? [pid 7091] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7088] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7086] <... mprotect resumed>) = 0 [pid 7085] <... futex resumed>) = ? [pid 7082] <... exit_group resumed>) = ? [pid 5068] <... close resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7096] +++ exited with 0 +++ [pid 7091] <... openat resumed>) = 4 [pid 7086] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] rmdir("./68/file1/work" [pid 7086] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7085] +++ exited with 0 +++ [pid 7082] +++ exited with 0 +++ [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... openat resumed>) = 3 [pid 7086] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0}./strace-static-x86_64: Process 7100 attached [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7082, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 7100] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7086] <... clone3 resumed> => {parent_tid=[7100]}, 88) = 7100 [pid 5061] umount2("./66", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7100] <... rseq resumed>) = 0 [pid 7086] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] umount2("./68/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7100] set_robust_list(0x7fef411b19a0, 24 [pid 7086] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7100] <... set_robust_list resumed>) = 0 [pid 7086] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./68/file1/index", [pid 5061] <... openat resumed>) = 3 [pid 7100] rt_sigprocmask(SIG_SETMASK, [], [pid 7086] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(3, "", [pid 7100] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7086] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7100] sendfile(3, 4, NULL, 281474978811911 [pid 5068] umount2("./68/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(3, 0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] umount2("./66/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7091] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(3, "", [pid 5068] openat(AT_FDCWD, "./68/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5068] newfstatat(5, "", [pid 7095] <... mount resumed>) = 0 [pid 7091] <... futex resumed>) = 1 [pid 7088] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7095] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7091] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7088] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(3, [pid 7091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7088] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7095] <... futex resumed>) = 1 [pid 7092] <... futex resumed>) = 0 [pid 7091] sendfile(4, 4, NULL, 7 [pid 7088] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(5, [pid 5065] umount2("./67/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7095] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7092] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7092] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] getdents64(5, [pid 7095] unlink(NULL [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7095] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5068] close(5) = 0 [pid 5068] rmdir("./68/file1/index" [pid 7095] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7092] <... futex resumed>) = 0 [pid 7095] <... futex resumed>) = 1 [pid 7095] chdir("./bus" [pid 7092] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = 0 [pid 7095] <... chdir resumed>) = 0 [pid 7092] <... futex resumed>) = 0 [pid 5065] umount2("./67/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7095] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7092] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7095] <... futex resumed>) = 0 [pid 7092] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] newfstatat(AT_FDCWD, "./67/bus", [pid 7095] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7092] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7092] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5065] umount2("./67/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = 0 [pid 7095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7092] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7095] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5068] close(4 [pid 5065] openat(AT_FDCWD, "./67/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] umount2("./66/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... close resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5065] newfstatat(4, "", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] rmdir("./68/file1" [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] newfstatat(AT_FDCWD, "./66/bus", [pid 5068] <... rmdir resumed>) = 0 [pid 5065] getdents64(4, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7095] <... open resumed>) = 3 [pid 5068] getdents64(3, [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7095] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] umount2("./67/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./66/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7095] <... futex resumed>) = 1 [pid 7092] <... futex resumed>) = 0 [pid 5068] close(3 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7095] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7092] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./67/bus/file0", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7092] <... futex resumed>) = 0 [pid 5068] rmdir("./68" [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] openat(AT_FDCWD, "./66/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7095] fcntl(-1, F_SETFL, O_RDONLY [pid 7092] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 5065] unlink("./67/bus/file0" [pid 5061] <... openat resumed>) = 4 [pid 7095] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5068] mkdir("./69", 0777 [pid 5065] <... unlink resumed>) = 0 [pid 7095] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7092] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 5061] newfstatat(4, "", [pid 7095] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7092] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7092] <... futex resumed>) = 0 [pid 5068] <... mkdir resumed>) = 0 [pid 5065] close(4 [pid 5061] getdents64(4, [pid 7095] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7092] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] <... close resumed>) = 0 [pid 7095] <... openat resumed>) = 4 [pid 5065] rmdir("./67/bus" [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 7102 attached [pid 7095] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7086] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... rmdir resumed>) = 0 [ 104.097021][ T7095] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7102] set_robust_list(0x555555f856a0, 24 [pid 7095] <... futex resumed>) = 1 [pid 7092] <... futex resumed>) = 0 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7102 [pid 5061] umount2("./66/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7102] <... set_robust_list resumed>) = 0 [pid 7095] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7092] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./67/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7102] chdir("./69" [pid 7095] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7102] <... chdir resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./67/binderfs", [pid 5061] newfstatat(AT_FDCWD, "./66/bus/file0", [pid 7102] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7095] sendfile(4, 4, NULL, 7 [pid 7092] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7102] <... prctl resumed>) = 0 [pid 7092] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] unlink("./67/binderfs" [pid 5061] unlink("./66/bus/file0" [pid 7102] setpgid(0, 0 [pid 5065] <... unlink resumed>) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 7102] <... setpgid resumed>) = 0 [pid 7102] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5065] umount2("./67/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7102] write(3, "1000", 4 [pid 5065] newfstatat(AT_FDCWD, "./67/file0", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7102] <... write resumed>) = 4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7102] close(3 [pid 5065] umount2("./67/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(4 [pid 7102] <... close resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 7102] symlink("/dev/binderfs", "./binderfs" [pid 5065] openat(AT_FDCWD, "./67/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] rmdir("./66/bus" [pid 7102] <... symlink resumed>) = 0 [pid 7088] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... openat resumed>) = 4 [pid 7088] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5065] newfstatat(4, "", [pid 7102] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7088] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7102] <... futex resumed>) = 0 [pid 7088] <... mmap resumed>) = 0x7fef41191000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7102] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7088] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] getdents64(4, [pid 5061] umount2("./66/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7102] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7088] <... mprotect resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7102] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7088] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(4, [pid 7102] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7088] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(AT_FDCWD, "./66/binderfs", [pid 7102] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7100] <... sendfile resumed>) = 4 [pid 7089] <... sendfile resumed>) = 4 [pid 7088] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] close(4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7104 attached [pid 7102] <... mmap resumed>) = 0x7fef411b2000 [pid 7089] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 7104] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7102] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7089] <... futex resumed>) = 0 [pid 7088] <... clone3 resumed> => {parent_tid=[7104]}, 88) = 7104 [pid 5065] rmdir("./67/file0" [pid 5061] unlink("./66/binderfs" [pid 7104] <... rseq resumed>) = 0 [pid 7102] <... mprotect resumed>) = 0 [pid 7100] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7089] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7088] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 7104] set_robust_list(0x7fef411b19a0, 24 [pid 7102] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7100] <... futex resumed>) = 0 [pid 7088] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7104] <... set_robust_list resumed>) = 0 [pid 7100] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7088] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7104] rt_sigprocmask(SIG_SETMASK, [], [pid 7102] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7088] <... futex resumed>) = 0 [pid 7086] exit_group(0 [pid 5065] umount2("./67/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./66/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7104] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7102] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7088] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7105 attached [pid 7104] sendfile(3, 4, NULL, 281474978811911 [pid 7100] <... futex resumed>) = ? [pid 7089] <... futex resumed>) = ? [pid 7086] <... exit_group resumed>) = ? [pid 7105] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 5065] newfstatat(AT_FDCWD, "./67/file1", [pid 5061] newfstatat(AT_FDCWD, "./66/file0", [pid 7105] <... rseq resumed>) = 0 [pid 7102] <... clone3 resumed> => {parent_tid=[7105]}, 88) = 7105 [pid 7100] +++ exited with 0 +++ [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7105] set_robust_list(0x7fef411d29a0, 24 [pid 7102] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] umount2("./67/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7105] <... set_robust_list resumed>) = 0 [pid 7102] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./66/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7105] rt_sigprocmask(SIG_SETMASK, [], [pid 7102] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./67/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7102] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5061] openat(AT_FDCWD, "./66/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7102] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... openat resumed>) = 4 [pid 7105] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] newfstatat(4, "", [pid 5061] newfstatat(4, "", [pid 7105] mkdir("./file0", 000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7105] <... mkdir resumed>) = 0 [pid 7089] +++ exited with 0 +++ [pid 7086] +++ exited with 0 +++ [pid 5065] umount2("./67/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7105] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(4, [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7086, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 7105] <... futex resumed>) = 1 [pid 7102] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./67/file1/work", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7105] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7102] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7092] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] close(4 [pid 7105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7102] <... futex resumed>) = 0 [pid 7092] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./67/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7105] mkdir("./bus", 000 [pid 7092] <... futex resumed>) = 0 [pid 7092] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7102] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 5060] umount2("./66", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7092] <... mmap resumed>) = 0x7fef41191000 [pid 5065] openat(AT_FDCWD, "./67/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] rmdir("./66/file0" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7105] <... mkdir resumed>) = 0 [pid 7092] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... openat resumed>) = 5 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./66", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7105] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7092] <... mprotect resumed>) = 0 [pid 5065] newfstatat(5, "", [pid 5060] <... openat resumed>) = 3 [pid 7105] <... futex resumed>) = 1 [pid 7102] <... futex resumed>) = 0 [pid 7092] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./66/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(3, "", [pid 7105] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7102] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(5, [pid 7105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7102] <... futex resumed>) = 0 [pid 7092] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7105] mkdir("./file1", 000 [pid 7102] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7092] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(AT_FDCWD, "./66/file1", [pid 5060] getdents64(3, [pid 5065] close(5 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 ./strace-static-x86_64: Process 7107 attached [pid 7105] <... mkdir resumed>) = 0 [pid 7092] <... clone3 resumed> => {parent_tid=[7107]}, 88) = 7107 [pid 5065] <... close resumed>) = 0 [pid 5061] umount2("./66/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7107] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7105] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7092] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] rmdir("./67/file1/work" [pid 5060] umount2("./66/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7107] <... rseq resumed>) = 0 [pid 7105] <... futex resumed>) = 1 [pid 7102] <... futex resumed>) = 0 [pid 7092] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7107] set_robust_list(0x7fef411b19a0, 24 [pid 7105] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7102] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7092] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7107] <... set_robust_list resumed>) = 0 [pid 7105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7102] <... futex resumed>) = 0 [pid 7092] <... futex resumed>) = 0 [pid 7107] rt_sigprocmask(SIG_SETMASK, [], [pid 7102] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7092] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7107] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7105] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7107] sendfile(3, 4, NULL, 281474978811911 [pid 5065] umount2("./67/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] openat(AT_FDCWD, "./66/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... openat resumed>) = 4 [pid 5065] newfstatat(AT_FDCWD, "./67/file1/index", [pid 5061] newfstatat(4, "", [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] umount2("./67/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./67/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 7088] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] newfstatat(5, "", [pid 5061] umount2("./66/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(5, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] newfstatat(AT_FDCWD, "./66/file1/work", [pid 5065] getdents64(5, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] close(5 [pid 5061] umount2("./66/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7107] <... sendfile resumed>) = 4 [pid 7105] <... mount resumed>) = 0 [pid 7095] <... sendfile resumed>) = 4 [pid 5065] <... close resumed>) = 0 [pid 5060] <... umount2 resumed>) = 0 [pid 5060] umount2("./66/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./66/bus", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7095] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7107] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] rmdir("./67/file1/index" [pid 5061] openat(AT_FDCWD, "./66/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7107] <... futex resumed>) = 1 [pid 7095] <... futex resumed>) = 0 [pid 7092] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... openat resumed>) = 5 [pid 5060] umount2("./66/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7107] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7095] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7092] exit_group(0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7095] <... futex resumed>) = ? [pid 7092] <... exit_group resumed>) = ? [pid 5060] openat(AT_FDCWD, "./66/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7107] <... futex resumed>) = ? [pid 7095] +++ exited with 0 +++ [pid 5065] getdents64(4, [pid 5061] newfstatat(5, "", [pid 7105] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7105] <... futex resumed>) = 1 [pid 7102] <... futex resumed>) = 0 [pid 5065] close(4 [pid 5061] getdents64(5, [pid 5060] <... openat resumed>) = 4 [pid 7102] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(5, [pid 5065] rmdir("./67/file1" [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7105] unlink(NULL [pid 7102] <... futex resumed>) = 0 [pid 5061] close(5 [pid 5060] newfstatat(4, "", [pid 7107] +++ exited with 0 +++ [pid 7105] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7102] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7092] +++ exited with 0 +++ [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7105] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] rmdir("./66/file1/work" [pid 5060] getdents64(4, [pid 7105] <... futex resumed>) = 0 [pid 7102] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(3, [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7092, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5061] <... rmdir resumed>) = 0 [pid 7105] chdir("./bus" [pid 7102] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] umount2("./68", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7105] <... chdir resumed>) = 0 [pid 7102] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] close(3 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./66/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./66/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7105] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... close resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7105] <... futex resumed>) = 0 [pid 7102] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] rmdir("./67" [pid 5063] <... openat resumed>) = 3 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./66/bus/file0", [pid 7105] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7102] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] newfstatat(3, "", [pid 5061] newfstatat(AT_FDCWD, "./66/file1/index", [pid 7105] <... open resumed>) = 3 [pid 7102] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] getdents64(3, [pid 5061] umount2("./66/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] unlink("./66/bus/file0" [pid 5065] mkdir("./68", 0777 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... mkdir resumed>) = 0 [pid 5063] umount2("./68/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] openat(AT_FDCWD, "./66/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... unlink resumed>) = 0 [pid 7105] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... openat resumed>) = 5 [pid 7105] <... futex resumed>) = 1 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] newfstatat(5, "", [pid 7105] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, ./strace-static-x86_64: Process 7109 attached [pid 7102] <... futex resumed>) = 0 [pid 5061] getdents64(5, [pid 7102] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7109] set_robust_list(0x555555f856a0, 24 [pid 7105] <... futex resumed>) = 0 [pid 7102] <... futex resumed>) = 1 [pid 7109] <... set_robust_list resumed>) = 0 [pid 7102] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7105] fcntl(-1, F_SETFL, O_RDONLY [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7109 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7109] chdir("./68" [pid 7105] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5061] getdents64(5, [pid 7109] <... chdir resumed>) = 0 [pid 7105] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(4 [pid 7109] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7105] <... futex resumed>) = 1 [pid 7102] <... futex resumed>) = 0 [pid 5061] close(5 [pid 5060] <... close resumed>) = 0 [pid 7109] <... prctl resumed>) = 0 [pid 7105] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7102] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... close resumed>) = 0 [pid 5060] rmdir("./66/bus" [pid 7109] setpgid(0, 0 [pid 7105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 104.251830][ T7105] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5061] rmdir("./66/file1/index" [pid 7109] <... setpgid resumed>) = 0 [pid 7105] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7102] <... futex resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7109] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7105] <... openat resumed>) = 4 [pid 7102] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7109] <... openat resumed>) = 3 [pid 7105] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7102] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7109] write(3, "1000", 4 [pid 7105] <... futex resumed>) = 0 [pid 7102] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(4, [pid 5060] umount2("./66/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7109] <... write resumed>) = 4 [pid 7105] sendfile(4, 4, NULL, 7 [pid 7102] <... futex resumed>) = 0 [pid 7109] close(3 [pid 7102] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7109] <... close resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./66/binderfs", [pid 7109] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5063] <... umount2 resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./68/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 5061] rmdir("./66/file1" [pid 5063] newfstatat(AT_FDCWD, "./68/bus", [pid 5061] <... rmdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./68/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./68/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] getdents64(3, [pid 5063] <... openat resumed>) = 4 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] newfstatat(4, "", [pid 5061] close(3 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7109] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... close resumed>) = 0 [pid 5060] unlink("./66/binderfs" [pid 7109] <... futex resumed>) = 0 [pid 5063] getdents64(4, [pid 7109] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] rmdir("./66" [pid 5060] <... unlink resumed>) = 0 [pid 7109] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7109] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5063] umount2("./68/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./66/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7109] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7109] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7104] <... sendfile resumed>) = 4 [pid 7091] <... sendfile resumed>) = 4 [pid 5063] newfstatat(AT_FDCWD, "./68/bus/file0", [pid 5061] mkdir("./67", 0777 [pid 5060] newfstatat(AT_FDCWD, "./66/file0", [pid 7109] <... mmap resumed>) = 0x7fef411b2000 [pid 7104] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7091] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7088] exit_group(0 [pid 7091] <... futex resumed>) = ? [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7091] +++ exited with 0 +++ [pid 7088] <... exit_group resumed>) = ? [pid 5060] umount2("./66/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7109] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7104] <... futex resumed>) = ? [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... mkdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7109] <... mprotect resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./66/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7109] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7104] +++ exited with 0 +++ [pid 7088] +++ exited with 0 +++ [pid 5063] unlink("./68/bus/file0" [pid 5060] <... openat resumed>) = 4 [pid 7109] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] <... unlink resumed>) = 0 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7109] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7088, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5060] newfstatat(4, "", ./strace-static-x86_64: Process 7112 attached [pid 5062] restart_syscall(<... resuming interrupted clone ...> [pid 7112] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053) = 0 [pid 5062] <... restart_syscall resumed>) = 0 [pid 7112] set_robust_list(0x7fef411d29a0, 24) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7112] rt_sigprocmask(SIG_SETMASK, [], [pid 7109] <... clone3 resumed> => {parent_tid=[7112]}, 88) = 7112 [pid 5063] getdents64(4, [pid 5060] getdents64(4, [pid 7112] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7109] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./67", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7113 attached [pid 7112] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7109] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] close(4 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7113] set_robust_list(0x555555f856a0, 24 [pid 7109] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... close resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7113 [pid 7113] <... set_robust_list resumed>) = 0 [pid 7112] <... futex resumed>) = 0 [pid 7109] <... futex resumed>) = 1 [pid 5063] rmdir("./68/bus" [pid 5062] <... openat resumed>) = 3 [pid 5060] getdents64(4, [pid 7113] chdir("./67" [pid 7112] mkdir("./file0", 000 [pid 7109] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... rmdir resumed>) = 0 [pid 5062] newfstatat(3, "", [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7113] <... chdir resumed>) = 0 [pid 7113] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7113] <... prctl resumed>) = 0 [pid 7112] <... mkdir resumed>) = 0 [pid 7102] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] umount2("./68/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(3, [pid 5060] close(4 [pid 7113] setpgid(0, 0 [pid 7102] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7113] <... setpgid resumed>) = 0 [pid 7112] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7102] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./68/binderfs", [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] <... close resumed>) = 0 [pid 7113] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7112] <... futex resumed>) = 1 [pid 7109] <... futex resumed>) = 0 [pid 7102] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./67/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./66/file0" [pid 7113] <... openat resumed>) = 3 [pid 7112] mkdir("./bus", 000 [pid 7109] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7102] <... mmap resumed>) = 0x7fef41191000 [pid 5063] unlink("./68/binderfs" [pid 7112] <... mkdir resumed>) = 0 [pid 7109] <... futex resumed>) = 0 [pid 5063] <... unlink resumed>) = 0 [pid 7109] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./68/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7113] write(3, "1000", 4 [pid 7112] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7102] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] <... umount2 resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7113] <... write resumed>) = 4 [pid 7102] <... mprotect resumed>) = 0 [pid 5062] umount2("./67/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7113] close(3 [pid 7102] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7113] <... close resumed>) = 0 [pid 7102] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] newfstatat(AT_FDCWD, "./67/bus", [pid 7113] symlink("/dev/binderfs", "./binderfs" [pid 7102] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7115 attached [pid 7113] <... symlink resumed>) = 0 [pid 7115] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7113] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7102] <... clone3 resumed> => {parent_tid=[7115]}, 88) = 7115 [pid 5062] umount2("./67/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7115] <... rseq resumed>) = 0 [pid 7113] <... futex resumed>) = 0 [pid 7102] rt_sigprocmask(SIG_SETMASK, [], [pid 7115] set_robust_list(0x7fef411b19a0, 24 [pid 7113] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7102] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7115] <... set_robust_list resumed>) = 0 [pid 7113] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7102] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./67/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7115] rt_sigprocmask(SIG_SETMASK, [], [pid 7113] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7102] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 7115] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7113] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7102] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7115] sendfile(3, 4, NULL, 281474978811911 [pid 7113] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] newfstatat(4, "", [pid 7113] <... mmap resumed>) = 0x7fef411b2000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7113] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5062] getdents64(4, [pid 7113] <... mprotect resumed>) = 0 [pid 7112] <... futex resumed>) = 1 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] umount2("./66/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7113] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] umount2("./67/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7113] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7113] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0}./strace-static-x86_64: Process 7116 attached [pid 5062] newfstatat(AT_FDCWD, "./67/bus/file0", [pid 7116] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7113] <... clone3 resumed> => {parent_tid=[7116]}, 88) = 7116 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7116] <... rseq resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7116] set_robust_list(0x7fef411d29a0, 24 [pid 7113] rt_sigprocmask(SIG_SETMASK, [], [pid 7112] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7109] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./68/file0", [pid 5062] unlink("./67/bus/file0" [pid 7116] <... set_robust_list resumed>) = 0 [pid 7113] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7112] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7109] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./66/file1", [pid 7116] rt_sigprocmask(SIG_SETMASK, [], [pid 7113] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7112] mkdir("./file1", 000 [pid 7109] <... futex resumed>) = 0 [pid 5063] umount2("./68/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7109] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7116] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7113] <... futex resumed>) = 0 [pid 5062] getdents64(4, [pid 7116] mkdir("./file0", 000 [pid 7113] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7116] <... mkdir resumed>) = 0 [pid 7112] <... mkdir resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./68/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] umount2("./66/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(4 [pid 5063] <... openat resumed>) = 4 [pid 5062] <... close resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 5062] rmdir("./67/bus" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7116] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... rmdir resumed>) = 0 [pid 7116] <... futex resumed>) = 1 [pid 7113] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] openat(AT_FDCWD, "./66/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] getdents64(4, [pid 7116] mkdir("./bus", 000 [pid 7113] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... openat resumed>) = 4 [pid 7116] <... mkdir resumed>) = 0 [pid 7113] <... futex resumed>) = 0 [pid 7112] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] umount2("./67/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(4, "", [pid 7112] <... futex resumed>) = 1 [pid 7109] <... futex resumed>) = 0 [pid 5063] getdents64(4, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7109] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7112] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7109] <... futex resumed>) = 0 [pid 5063] close(4 [pid 5060] getdents64(4, [pid 7109] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... close resumed>) = 0 [pid 7116] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7113] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] rmdir("./68/file0" [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7116] <... futex resumed>) = 0 [pid 7113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] newfstatat(AT_FDCWD, "./67/binderfs", [pid 7116] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7113] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7116] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7113] <... futex resumed>) = 0 [pid 5062] unlink("./67/binderfs" [pid 5060] umount2("./66/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7116] mkdir("./file1", 000 [pid 7113] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./68/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... unlink resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7116] <... mkdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./66/file1/work", [pid 5063] newfstatat(AT_FDCWD, "./68/file1", [pid 5062] umount2("./67/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7116] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./66/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7116] <... futex resumed>) = 1 [pid 7113] <... futex resumed>) = 0 [pid 5063] umount2("./68/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(AT_FDCWD, "./67/file0", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7116] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7113] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] openat(AT_FDCWD, "./66/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7116] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7113] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./68/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] umount2("./67/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7116] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7113] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 5 [pid 7112] <... mount resumed>) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5060] newfstatat(5, "", [pid 7112] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(4, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7112] <... futex resumed>) = 1 [pid 7109] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, [pid 7112] unlink(NULL [pid 7109] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(4, [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7115] <... sendfile resumed>) = 4 [pid 7109] <... futex resumed>) = 0 [pid 7105] <... sendfile resumed>) = 4 [pid 5062] openat(AT_FDCWD, "./67/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7115] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7112] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7109] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7105] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7115] <... futex resumed>) = 1 [pid 7112] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7105] <... futex resumed>) = 0 [pid 7102] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] <... openat resumed>) = 4 [pid 5060] getdents64(5, [pid 7115] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7112] <... futex resumed>) = 0 [pid 7109] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7105] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7102] exit_group(0 [pid 5063] umount2("./68/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(4, "", [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7116] <... mount resumed>) = 0 [pid 7115] <... futex resumed>) = ? [pid 7112] chdir("./bus" [pid 7109] <... futex resumed>) = 0 [pid 7105] <... futex resumed>) = ? [pid 7102] <... exit_group resumed>) = ? [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7116] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7115] +++ exited with 0 +++ [pid 7112] <... chdir resumed>) = 0 [pid 7109] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(AT_FDCWD, "./68/file1/work", [pid 5060] close(5 [pid 7116] <... futex resumed>) = 1 [pid 7113] <... futex resumed>) = 0 [pid 7112] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7109] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] getdents64(4, [pid 5060] <... close resumed>) = 0 [pid 7113] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7112] <... futex resumed>) = 0 [pid 7109] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./68/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./66/file1/work" [pid 7116] unlink(NULL [pid 7113] <... futex resumed>) = 0 [pid 7112] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7109] <... futex resumed>) = 0 [pid 7105] +++ exited with 0 +++ [pid 7102] +++ exited with 0 +++ [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... rmdir resumed>) = 0 [pid 7116] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7113] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7112] <... open resumed>) = 3 [pid 7109] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] openat(AT_FDCWD, "./68/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] getdents64(4, [pid 7116] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7102, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7116] <... futex resumed>) = 0 [pid 7113] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./69", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... openat resumed>) = 5 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] umount2("./66/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7116] chdir("./bus" [pid 7113] <... futex resumed>) = 0 [pid 7112] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(5, "", [pid 5062] close(4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7116] <... chdir resumed>) = 0 [pid 7113] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7112] <... futex resumed>) = 1 [pid 7109] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... close resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./66/file1/index", [pid 7116] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7112] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7109] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 3 [pid 5063] getdents64(5, [pid 5062] rmdir("./67/file0" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7116] <... futex resumed>) = 0 [pid 7113] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7112] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7109] <... futex resumed>) = 0 [pid 5068] newfstatat(3, "", [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] umount2("./66/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7116] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7113] <... futex resumed>) = 0 [pid 7112] fcntl(-1, F_SETFL, O_RDONLY [pid 7109] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(5, [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7113] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7112] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] openat(AT_FDCWD, "./66/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7112] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] close(5 [pid 5060] <... openat resumed>) = 5 [pid 7112] <... futex resumed>) = 1 [pid 7109] <... futex resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 7116] <... open resumed>) = 3 [pid 7109] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 5062] umount2("./67/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7112] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7109] <... futex resumed>) = 0 [pid 5063] rmdir("./68/file1/work" [pid 5060] newfstatat(5, "", [pid 7116] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7112] <... openat resumed>) = 4 [pid 7109] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7116] <... futex resumed>) = 1 [pid 7113] <... futex resumed>) = 0 [pid 5068] umount2("./69/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(AT_FDCWD, "./67/file1", [pid 7116] fcntl(-1, F_SETFL, O_RDONLY [pid 7113] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7112] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./68/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(5, [pid 7113] <... futex resumed>) = 0 [pid 7112] <... futex resumed>) = 1 [pid 7109] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7116] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7113] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7112] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7109] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./68/file1/index", [pid 5062] umount2("./67/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(5, [pid 7116] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7113] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7112] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7109] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7116] <... futex resumed>) = 0 [pid 7113] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7112] sendfile(4, 4, NULL, 7 [pid 7109] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] openat(AT_FDCWD, "./67/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7116] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7113] <... futex resumed>) = 0 [pid 5063] umount2("./68/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] close(5 [pid 7116] <... openat resumed>) = 4 [pid 7113] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... openat resumed>) = 4 [pid 7116] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(4, "", [pid 5060] <... close resumed>) = 0 [pid 7116] <... futex resumed>) = 1 [pid 7113] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./68/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] rmdir("./66/file1/index" [pid 7116] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7113] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 5 [pid 5062] getdents64(4, [pid 7116] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7113] <... futex resumed>) = 0 [pid 7113] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(5, "", [pid 7116] sendfile(4, 4, NULL, 7 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] getdents64(5, [pid 5062] umount2("./67/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./67/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] close(5) = 0 [pid 5062] umount2("./67/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./68/file1/index" [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 104.425671][ T7112] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 104.426729][ T7116] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5063] <... rmdir resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./67/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(4, [pid 5068] <... umount2 resumed>) = 0 [pid 5063] getdents64(4, [pid 5062] <... openat resumed>) = 5 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] umount2("./69/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(5, "", [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4 [pid 5068] newfstatat(AT_FDCWD, "./69/bus", [pid 5063] close(4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... close resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] getdents64(5, [pid 5068] umount2("./69/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./66/file1" [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [pid 5062] getdents64(5, [pid 5060] <... rmdir resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./69/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5060] getdents64(3, [pid 5062] close(5 [pid 5068] newfstatat(4, "", [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] <... close resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] rmdir("./67/file1/work" [pid 5060] close(3 [pid 5063] rmdir("./68/file1" [pid 5068] getdents64(4, [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 5063] getdents64(3, [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./67/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./66" [pid 5068] umount2("./69/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(3) = 0 [pid 5063] rmdir("./68" [pid 7113] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7112] <... sendfile resumed>) = 4 [pid 7109] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... rmdir resumed>) = 0 [pid 7113] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./69/bus/file0", [pid 5062] newfstatat(AT_FDCWD, "./67/file1/index", [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7113] <... futex resumed>) = 0 [pid 7112] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7109] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] mkdir("./67", 0777 [pid 7113] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7112] <... futex resumed>) = 0 [pid 7109] <... futex resumed>) = 0 [pid 5068] unlink("./69/bus/file0" [pid 5062] umount2("./67/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7113] <... mmap resumed>) = 0x7fef41191000 [pid 7112] sendfile(3, 4, NULL, 281474978811911 [pid 7109] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... unlink resumed>) = 0 [pid 5063] mkdir("./69", 0777 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... mkdir resumed>) = 0 [pid 7113] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7112] <... sendfile resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./67/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7113] <... mprotect resumed>) = 0 [pid 7112] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5063] <... mkdir resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 7113] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7112] <... futex resumed>) = 1 [pid 7109] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] newfstatat(5, "", [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7113] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7112] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7109] exit_group(0 [pid 5068] close(4 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7113] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7112] <... futex resumed>) = ? [pid 7109] <... exit_group resumed>) = ? [pid 5068] <... close resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7112] +++ exited with 0 +++ [pid 5068] rmdir("./69/bus"./strace-static-x86_64: Process 7123 attached ./strace-static-x86_64: Process 7122 attached ./strace-static-x86_64: Process 7121 attached ) = 0 [pid 5062] getdents64(5, [pid 7123] set_robust_list(0x555555f856a0, 24 [pid 7122] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7121] set_robust_list(0x555555f856a0, 24 [pid 7113] <... clone3 resumed> => {parent_tid=[7122]}, 88) = 7122 [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7123 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7123] <... set_robust_list resumed>) = 0 [pid 7122] <... rseq resumed>) = 0 [pid 7121] <... set_robust_list resumed>) = 0 [pid 7113] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] getdents64(5, [pid 7123] chdir("./69" [pid 7122] set_robust_list(0x7fef411b19a0, 24 [pid 7121] chdir("./67" [pid 7113] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7109] +++ exited with 0 +++ [pid 5068] umount2("./69/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7121 [pid 7122] <... set_robust_list resumed>) = 0 [pid 7113] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7109, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5062] close(5 [pid 7122] rt_sigprocmask(SIG_SETMASK, [], [pid 7113] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./69/binderfs", [pid 5062] <... close resumed>) = 0 [pid 7122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7113] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] rmdir("./67/file1/index" [pid 7122] sendfile(3, 4, NULL, 281474978811911 [pid 5068] unlink("./69/binderfs" [pid 5062] <... rmdir resumed>) = 0 [pid 7121] <... chdir resumed>) = 0 [pid 7123] <... chdir resumed>) = 0 [pid 7121] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7123] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5065] umount2("./68", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 7123] setpgid(0, 0 [pid 7121] <... prctl resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] umount2("./69/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] close(4 [pid 7123] <... setpgid resumed>) = 0 [pid 7121] setpgid(0, 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... openat resumed>) = 3 [pid 5062] <... close resumed>) = 0 [pid 7123] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7121] <... setpgid resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./69/file0", [pid 5065] newfstatat(3, "", [pid 5062] rmdir("./67/file1" [pid 7123] <... openat resumed>) = 3 [pid 7121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7123] write(3, "1000", 4 [pid 7121] <... openat resumed>) = 3 [pid 5068] umount2("./69/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7123] <... write resumed>) = 4 [pid 5065] getdents64(3, [pid 7123] close(3 [pid 7121] write(3, "1000", 4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] getdents64(3, [pid 7123] <... close resumed>) = 0 [pid 7121] <... write resumed>) = 4 [pid 5068] openat(AT_FDCWD, "./69/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] umount2("./68/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7123] symlink("/dev/binderfs", "./binderfs" [pid 7121] close(3 [pid 5068] <... openat resumed>) = 4 [pid 5068] newfstatat(4, "", [pid 5062] close(3 [pid 7123] <... symlink resumed>) = 0 [pid 7121] <... close resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7121] symlink("/dev/binderfs", "./binderfs" [pid 5068] getdents64(4, [pid 5062] <... close resumed>) = 0 [pid 7121] <... symlink resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] rmdir("./67" [pid 7123] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7121] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 7123] <... futex resumed>) = 0 [pid 7121] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7121] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] close(4 [pid 7123] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7121] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] <... close resumed>) = 0 [pid 7123] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7121] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7123] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] rmdir("./69/file0" [pid 7123] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7121] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7121] <... mmap resumed>) = 0x7fef411b2000 [pid 7123] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] umount2("./69/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7123] <... mmap resumed>) = 0x7fef411b2000 [pid 7123] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7121] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] mkdir("./68", 0777 [pid 5068] newfstatat(AT_FDCWD, "./69/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] umount2("./69/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7123] <... mprotect resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7123] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] openat(AT_FDCWD, "./69/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... mkdir resumed>) = 0 [pid 7121] <... mprotect resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5068] newfstatat(4, "", [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7123] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7121] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] getdents64(4, [pid 5065] <... umount2 resumed>) = 0 [pid 7123] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0}./strace-static-x86_64: Process 7124 attached [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] umount2("./68/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7121] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 7125 attached [pid 7124] set_robust_list(0x555555f856a0, 24 [pid 7123] <... clone3 resumed> => {parent_tid=[7125]}, 88) = 7125 [pid 7121] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] umount2("./69/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7124 ./strace-static-x86_64: Process 7126 attached [pid 7125] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7124] <... set_robust_list resumed>) = 0 [pid 7123] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./68/bus", [pid 7126] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7125] <... rseq resumed>) = 0 [pid 7124] chdir("./68" [pid 7121] <... clone3 resumed> => {parent_tid=[7126]}, 88) = 7126 [pid 5068] newfstatat(AT_FDCWD, "./69/file1/work", [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7126] <... rseq resumed>) = 0 [pid 7124] <... chdir resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./68/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7126] set_robust_list(0x7fef411d29a0, 24 [pid 7125] set_robust_list(0x7fef411d29a0, 24 [pid 7124] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7123] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7121] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] umount2("./69/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7126] <... set_robust_list resumed>) = 0 [pid 7125] <... set_robust_list resumed>) = 0 [pid 7124] <... prctl resumed>) = 0 [pid 7123] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./68/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7126] rt_sigprocmask(SIG_SETMASK, [], [pid 7125] rt_sigprocmask(SIG_SETMASK, [], [pid 7124] setpgid(0, 0 [pid 7123] <... futex resumed>) = 0 [pid 7121] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./69/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... openat resumed>) = 4 [pid 7126] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7125] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7124] <... setpgid resumed>) = 0 [pid 7123] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7121] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 7126] mkdir("./file0", 000 [pid 7125] mkdir("./file0", 000 [pid 7124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7121] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(4, "", [pid 7126] <... mkdir resumed>) = 0 [pid 7125] <... mkdir resumed>) = 0 [pid 7124] <... openat resumed>) = 3 [pid 5068] newfstatat(5, "", [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, [pid 5068] getdents64(5, [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7124] write(3, "1000", 4 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] umount2("./68/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7126] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7125] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7124] <... write resumed>) = 4 [pid 5068] getdents64(5, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7126] <... futex resumed>) = 1 [pid 7125] <... futex resumed>) = 1 [pid 7124] close(3 [pid 7123] <... futex resumed>) = 0 [pid 7121] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] newfstatat(AT_FDCWD, "./68/bus/file0", [pid 7126] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7124] <... close resumed>) = 0 [pid 7123] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7121] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(5 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7125] mkdir("./bus", 000 [pid 7124] symlink("/dev/binderfs", "./binderfs" [pid 7123] <... futex resumed>) = 0 [pid 7121] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] unlink("./68/bus/file0" [pid 7126] mkdir("./bus", 000 [pid 7124] <... symlink resumed>) = 0 [pid 7121] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./69/file1/work" [pid 5065] <... unlink resumed>) = 0 [pid 7126] <... mkdir resumed>) = 0 [pid 7125] <... mkdir resumed>) = 0 [pid 7123] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7124] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] getdents64(4, [pid 7125] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7124] <... futex resumed>) = 0 [pid 7126] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7125] <... futex resumed>) = 1 [pid 7124] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7123] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7126] <... futex resumed>) = 1 [pid 7125] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7124] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7123] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7121] <... futex resumed>) = 0 [pid 7113] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] umount2("./69/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] close(4 [pid 7126] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7124] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7123] <... futex resumed>) = 0 [pid 7121] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... close resumed>) = 0 [pid 7126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7125] mkdir("./file1", 000 [pid 7124] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7123] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7121] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./69/file1/index", [pid 5065] rmdir("./68/bus" [pid 7126] mkdir("./file1", 000 [pid 7124] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7121] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 7126] <... mkdir resumed>) = 0 [pid 7124] <... mmap resumed>) = 0x7fef411b2000 [pid 7124] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] umount2("./69/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7126] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7124] <... mprotect resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./68/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7126] <... futex resumed>) = 0 [pid 7125] <... mkdir resumed>) = 0 [pid 7124] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] openat(AT_FDCWD, "./69/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7126] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7125] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7124] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7121] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 5 [pid 5065] newfstatat(AT_FDCWD, "./68/binderfs", [pid 7126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7125] <... futex resumed>) = 1 [pid 7124] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7123] <... futex resumed>) = 0 [pid 7121] <... futex resumed>) = 0 [pid 5068] newfstatat(5, "", [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7127 attached [pid 7126] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7125] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7123] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7121] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] unlink("./68/binderfs" [pid 7127] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7123] <... futex resumed>) = 0 [pid 7122] <... sendfile resumed>) = 4 [pid 7116] <... sendfile resumed>) = 4 [pid 7127] <... rseq resumed>) = 0 [pid 7125] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7124] <... clone3 resumed> => {parent_tid=[7127]}, 88) = 7127 [pid 7123] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(5, [pid 5065] <... unlink resumed>) = 0 [pid 7127] set_robust_list(0x7fef411d29a0, 24 [pid 7126] <... mount resumed>) = 0 [pid 7124] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7127] <... set_robust_list resumed>) = 0 [pid 7126] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7124] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7122] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7116] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7113] exit_group(0 [pid 5065] umount2("./68/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7127] rt_sigprocmask(SIG_SETMASK, [], [pid 7126] <... futex resumed>) = 1 [pid 7124] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7122] <... futex resumed>) = ? [pid 7116] <... futex resumed>) = ? [pid 7113] <... exit_group resumed>) = ? [pid 5068] getdents64(5, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7127] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7126] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7124] <... futex resumed>) = 0 [pid 7122] +++ exited with 0 +++ [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] newfstatat(AT_FDCWD, "./68/file0", [pid 7127] mkdir("./file0", 000 [pid 7124] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(5 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7127] <... mkdir resumed>) = 0 [pid 7121] <... futex resumed>) = 0 [pid 7116] +++ exited with 0 +++ [pid 7113] +++ exited with 0 +++ [pid 5068] <... close resumed>) = 0 [pid 7121] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./69/file1/index" [pid 5065] umount2("./68/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7127] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7126] <... futex resumed>) = 0 [pid 7121] <... futex resumed>) = 1 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7113, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7126] unlink(NULL [pid 7121] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7126] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7127] <... futex resumed>) = 1 [pid 7126] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7124] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./68/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7127] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7126] <... futex resumed>) = 1 [pid 7124] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7121] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5065] <... openat resumed>) = 4 [pid 7127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7126] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7124] <... futex resumed>) = 0 [pid 7121] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] newfstatat(4, "", [pid 7126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7121] <... futex resumed>) = 0 [pid 7126] chdir("./bus" [pid 7121] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7127] mkdir("./bus", 000 [pid 7126] <... chdir resumed>) = 0 [pid 7124] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./67", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7126] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7125] <... mount resumed>) = 0 [pid 7127] <... mkdir resumed>) = 0 [pid 7126] <... futex resumed>) = 1 [pid 7125] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7121] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 7126] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7125] <... futex resumed>) = 1 [pid 7123] <... futex resumed>) = 0 [pid 7121] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7125] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7123] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7121] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7127] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7126] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7123] <... futex resumed>) = 0 [pid 7121] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./69/file1" [pid 5065] getdents64(4, [pid 5061] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7127] <... futex resumed>) = 1 [pid 7126] <... open resumed>) = 3 [pid 7125] unlink(NULL [pid 7124] <... futex resumed>) = 0 [pid 7123] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... openat resumed>) = 3 [pid 7127] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7126] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7125] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7124] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(3, "", [pid 7127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7125] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7124] <... futex resumed>) = 0 [pid 7121] <... futex resumed>) = 0 [pid 5068] getdents64(3, [pid 5065] close(4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7127] mkdir("./file1", 000 [pid 7126] <... futex resumed>) = 1 [pid 7125] <... futex resumed>) = 1 [pid 7124] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7123] <... futex resumed>) = 0 [pid 7121] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] <... close resumed>) = 0 [pid 5061] getdents64(3, [pid 7127] <... mkdir resumed>) = 0 [pid 7126] fcntl(-1, F_SETFL, O_RDONLY [pid 7125] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7123] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7121] <... futex resumed>) = 0 [pid 5068] close(3 [pid 5065] rmdir("./68/file0" [pid 7127] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7126] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7123] <... futex resumed>) = 0 [ 104.627082][ T7126] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 104.630019][ T7125] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7121] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7127] <... futex resumed>) = 1 [pid 7126] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7125] chdir("./bus" [pid 7124] <... futex resumed>) = 0 [pid 7123] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... close resumed>) = 0 [pid 7127] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7126] <... futex resumed>) = 0 [pid 7125] <... chdir resumed>) = 0 [pid 7124] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7121] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./69" [pid 5065] <... rmdir resumed>) = 0 [pid 5061] umount2("./67/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7126] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7125] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7121] <... futex resumed>) = 0 [pid 7126] <... openat resumed>) = 4 [pid 7125] <... futex resumed>) = 1 [pid 7123] <... futex resumed>) = 0 [pid 7121] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7126] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7125] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7123] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7126] <... futex resumed>) = 0 [pid 7125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7123] <... futex resumed>) = 0 [pid 7121] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7126] sendfile(4, 4, NULL, 7 [pid 7125] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7123] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7121] <... futex resumed>) = 0 [pid 7125] <... open resumed>) = 3 [pid 7121] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7125] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7123] <... futex resumed>) = 0 [pid 7125] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7123] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7123] <... futex resumed>) = 0 [pid 7125] fcntl(-1, F_SETFL, O_RDONLY [pid 7123] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7125] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7125] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7123] <... futex resumed>) = 0 [pid 7125] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7123] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7123] <... futex resumed>) = 0 [pid 7125] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7123] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7125] <... openat resumed>) = 4 [pid 7125] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7123] <... futex resumed>) = 0 [pid 7125] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7123] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7123] <... futex resumed>) = 0 [pid 7125] sendfile(4, 4, NULL, 7 [pid 7123] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7124] <... futex resumed>) = 0 [pid 7127] <... mount resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] umount2("./68/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./68/file1", [pid 7124] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] mkdir("./70", 0777 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./68/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./68/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7127] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 4 [pid 5065] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5068] <... mkdir resumed>) = 0 [pid 5065] umount2("./68/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7127] <... futex resumed>) = 1 [pid 5065] newfstatat(AT_FDCWD, "./68/file1/work", [pid 7127] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7124] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7124] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./68/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7127] unlink(NULL [pid 7124] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7127] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5065] openat(AT_FDCWD, "./68/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7124] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... openat resumed>) = 5 [pid 7127] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(5, "", ./strace-static-x86_64: Process 7129 attached [pid 7127] <... futex resumed>) = 1 [pid 7124] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7129] set_robust_list(0x555555f856a0, 24 [pid 7127] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7124] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7129 [pid 5065] getdents64(5, [pid 7129] <... set_robust_list resumed>) = 0 [pid 7127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7124] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7127] chdir("./bus" [pid 7124] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7129] chdir("./70" [pid 7127] <... chdir resumed>) = 0 [pid 5065] getdents64(5, [pid 7129] <... chdir resumed>) = 0 [pid 7127] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7129] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7127] <... futex resumed>) = 1 [pid 7124] <... futex resumed>) = 0 [pid 5065] close(5 [pid 5061] <... umount2 resumed>) = 0 [pid 7129] <... prctl resumed>) = 0 [pid 7127] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7124] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 7129] setpgid(0, 0 [pid 7127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7124] <... futex resumed>) = 0 [pid 5065] rmdir("./68/file1/work" [pid 5061] umount2("./67/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7129] <... setpgid resumed>) = 0 [pid 7127] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7124] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... rmdir resumed>) = 0 [pid 7129] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7129] <... openat resumed>) = 3 [pid 7127] <... open resumed>) = 3 [pid 5065] umount2("./68/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./67/bus", [pid 7129] write(3, "1000", 4) = 4 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7129] close(3 [pid 7127] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./68/file1/index", [pid 5061] umount2("./67/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7129] <... close resumed>) = 0 [pid 7127] <... futex resumed>) = 1 [pid 7124] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7129] symlink("/dev/binderfs", "./binderfs" [pid 7127] fcntl(-1, F_SETFL, O_RDONLY [pid 7124] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./68/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7127] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7124] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./67/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7129] <... symlink resumed>) = 0 [pid 7127] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7124] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] openat(AT_FDCWD, "./68/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7129] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7127] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 5 [pid 5061] <... openat resumed>) = 4 [pid 7127] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] newfstatat(5, "", [pid 5061] newfstatat(4, "", [pid 7129] <... futex resumed>) = 0 [pid 7129] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7121] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7129] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5065] getdents64(5, [pid 7129] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7124] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7121] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(4, [pid 7129] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7124] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7121] <... futex resumed>) = 0 [pid 7129] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7127] <... futex resumed>) = 0 [pid 7124] <... futex resumed>) = 1 [pid 7121] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] getdents64(5, [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7129] <... mmap resumed>) = 0x7fef411b2000 [pid 7127] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7124] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7121] <... mmap resumed>) = 0x7fef41191000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7129] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7127] <... openat resumed>) = 4 [pid 7121] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] close(5 [pid 5061] umount2("./67/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7129] <... mprotect resumed>) = 0 [pid 7127] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7123] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7121] <... mprotect resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 7129] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7127] <... futex resumed>) = 1 [pid 7124] <... futex resumed>) = 0 [pid 7123] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7121] rt_sigprocmask(SIG_BLOCK, ~[], [ 104.678199][ T7127] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5065] rmdir("./68/file1/index" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7129] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7127] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7124] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7123] <... futex resumed>) = 0 [pid 7121] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./67/bus/file0", [pid 7129] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7127] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7124] <... futex resumed>) = 0 [pid 7123] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7121] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7127] sendfile(4, 4, NULL, 7 [pid 7124] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7123] <... mmap resumed>) = 0x7fef41191000 [pid 5065] getdents64(4, [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7132 attached ./strace-static-x86_64: Process 7131 attached [pid 7129] <... clone3 resumed> => {parent_tid=[7131]}, 88) = 7131 [pid 7123] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] unlink("./67/bus/file0" [pid 7132] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7131] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7129] rt_sigprocmask(SIG_SETMASK, [], [pid 7123] <... mprotect resumed>) = 0 [pid 7121] <... clone3 resumed> => {parent_tid=[7132]}, 88) = 7132 [pid 5061] <... unlink resumed>) = 0 [pid 7132] <... rseq resumed>) = 0 [pid 7131] <... rseq resumed>) = 0 [pid 7129] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7123] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7121] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] close(4 [pid 7132] set_robust_list(0x7fef411b19a0, 24 [pid 7131] set_robust_list(0x7fef411d29a0, 24 [pid 7129] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7123] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... close resumed>) = 0 [pid 5061] getdents64(4, [pid 7132] <... set_robust_list resumed>) = 0 [pid 7131] <... set_robust_list resumed>) = 0 [pid 7129] <... futex resumed>) = 0 [pid 7121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] rmdir("./68/file1" [pid 7132] rt_sigprocmask(SIG_SETMASK, [], [pid 7131] rt_sigprocmask(SIG_SETMASK, [], [pid 7129] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7123] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7121] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7132] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7131] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7121] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 7133 attached [pid 7132] sendfile(3, 4, NULL, 281474978811911 [pid 7131] mkdir("./file0", 000 [pid 7123] <... clone3 resumed> => {parent_tid=[7133]}, 88) = 7133 [pid 5061] close(4 [pid 7133] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7131] <... mkdir resumed>) = 0 [pid 7123] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] getdents64(3, [pid 5061] <... close resumed>) = 0 [pid 7133] <... rseq resumed>) = 0 [pid 7123] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7133] set_robust_list(0x7fef411b19a0, 24 [pid 7123] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7121] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7133] <... set_robust_list resumed>) = 0 [pid 7123] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] rmdir("./67/bus" [pid 7133] rt_sigprocmask(SIG_SETMASK, [], [pid 7131] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7123] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] close(3 [pid 5061] <... rmdir resumed>) = 0 [pid 7133] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7131] <... futex resumed>) = 1 [pid 5065] <... close resumed>) = 0 [pid 7131] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] rmdir("./68" [pid 5061] umount2("./67/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7133] sendfile(3, 4, NULL, 281474978811911 [pid 7129] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 7129] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] mkdir("./69", 0777 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7131] <... futex resumed>) = 0 [pid 7129] <... futex resumed>) = 1 [pid 5061] newfstatat(AT_FDCWD, "./67/binderfs", [pid 7131] mkdir("./bus", 000 [pid 7129] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... mkdir resumed>) = 0 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] unlink("./67/binderfs" [pid 7131] <... mkdir resumed>) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 7132] <... sendfile resumed>) = 4 [pid 7131] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7132] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7131] <... futex resumed>) = 1 [pid 7126] <... sendfile resumed>) = 4 [pid 5061] umount2("./67/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7132] <... futex resumed>) = 1 [pid 7131] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7126] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7121] <... futex resumed>) = 0 [pid 7132] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7126] <... futex resumed>) = 0 [pid 7121] exit_group(0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7135 attached [pid 7132] <... futex resumed>) = ? [pid 7129] <... futex resumed>) = 0 [pid 7121] <... exit_group resumed>) = ? [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7135 [pid 5061] newfstatat(AT_FDCWD, "./67/file0", [pid 7135] set_robust_list(0x555555f856a0, 24 [pid 7132] +++ exited with 0 +++ [pid 7126] +++ exited with 0 +++ [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7135] <... set_robust_list resumed>) = 0 [pid 7135] chdir("./69" [pid 7129] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./67/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7131] <... futex resumed>) = 0 [pid 7129] <... futex resumed>) = 1 [pid 7135] <... chdir resumed>) = 0 [pid 7135] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7131] mkdir("./file1", 000 [pid 7129] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7135] <... prctl resumed>) = 0 [pid 7135] setpgid(0, 0) = 0 [pid 7131] <... mkdir resumed>) = 0 [pid 7121] +++ exited with 0 +++ [pid 7135] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7131] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7121, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7135] <... openat resumed>) = 3 [pid 7131] <... futex resumed>) = 1 [pid 7129] <... futex resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./67/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] restart_syscall(<... resuming interrupted clone ...> [pid 7135] write(3, "1000", 4 [pid 7131] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7129] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... openat resumed>) = 4 [pid 5060] <... restart_syscall resumed>) = 0 [pid 7135] <... write resumed>) = 4 [pid 7131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7129] <... futex resumed>) = 0 [pid 5061] newfstatat(4, "", [pid 7135] close(3 [pid 7131] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7129] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7135] <... close resumed>) = 0 [pid 5061] getdents64(4, [pid 5060] umount2("./67", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7135] symlink("/dev/binderfs", "./binderfs" [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7135] <... symlink resumed>) = 0 [pid 7124] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] getdents64(4, [pid 5060] openat(AT_FDCWD, "./67", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7124] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... openat resumed>) = 3 [pid 7135] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7124] <... futex resumed>) = 0 [pid 5061] close(4 [pid 5060] newfstatat(3, "", [pid 7135] <... futex resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7135] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7124] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] rmdir("./67/file0" [pid 7135] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7124] <... mmap resumed>) = 0x7fef41191000 [pid 5060] getdents64(3, [pid 7135] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7135] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] umount2("./67/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7135] <... mmap resumed>) = 0x7fef411b2000 [pid 7124] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5061] <... rmdir resumed>) = 0 [pid 7135] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7124] <... mprotect resumed>) = 0 [pid 7135] <... mprotect resumed>) = 0 [pid 7124] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] umount2("./67/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7135] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./67/file1", [pid 7135] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7124] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7135] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7124] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0}./strace-static-x86_64: Process 7136 attached [pid 5061] umount2("./67/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7136] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7135] <... clone3 resumed> => {parent_tid=[7136]}, 88) = 7136 [pid 7124] <... clone3 resumed> => {parent_tid=[7137]}, 88) = 7137 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7137 attached [pid 7136] <... rseq resumed>) = 0 [pid 7135] rt_sigprocmask(SIG_SETMASK, [], [pid 7124] rt_sigprocmask(SIG_SETMASK, [], [pid 7137] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7136] set_robust_list(0x7fef411d29a0, 24 [pid 7135] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7124] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7137] <... rseq resumed>) = 0 [pid 7136] <... set_robust_list resumed>) = 0 [pid 7135] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7124] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] openat(AT_FDCWD, "./67/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7137] set_robust_list(0x7fef411b19a0, 24 [pid 7136] rt_sigprocmask(SIG_SETMASK, [], [pid 7137] <... set_robust_list resumed>) = 0 [pid 7136] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7135] <... futex resumed>) = 0 [pid 7124] <... futex resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 7137] rt_sigprocmask(SIG_SETMASK, [], [pid 7136] mkdir("./file0", 000 [pid 7135] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7124] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7137] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] newfstatat(4, "", [pid 7137] sendfile(3, 4, NULL, 281474978811911 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7136] <... mkdir resumed>) = 0 [pid 7136] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7135] <... futex resumed>) = 0 [pid 7136] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7135] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7136] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7135] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7136] mkdir("./bus", 000 [pid 5060] <... umount2 resumed>) = 0 [pid 5060] umount2("./67/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7123] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] umount2("./67/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7136] <... mkdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./67/bus", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(AT_FDCWD, "./67/file1/work", [pid 5060] umount2("./67/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./67/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... openat resumed>) = 4 [pid 7136] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./67/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(4, "", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./67/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5061] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7129] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7129] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(5, [pid 7131] <... mount resumed>) = 0 [pid 7136] <... futex resumed>) = 1 [pid 7135] <... futex resumed>) = 0 [pid 7129] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7131] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7136] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7135] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7129] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] getdents64(5, [pid 5060] getdents64(4, [pid 7136] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7135] <... futex resumed>) = 0 [pid 7131] <... futex resumed>) = 0 [pid 7129] <... mmap resumed>) = 0x7fef41191000 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7136] mkdir("./file1", 000 [pid 7135] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7131] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7129] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5061] close(5 [pid 5060] umount2("./67/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7136] <... mkdir resumed>) = 0 [pid 7129] <... mprotect resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7129] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] rmdir("./67/file1/work" [pid 5060] newfstatat(AT_FDCWD, "./67/bus/file0", [pid 7136] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7129] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7136] <... futex resumed>) = 1 [pid 7135] <... futex resumed>) = 0 [pid 7129] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5060] unlink("./67/bus/file0"./strace-static-x86_64: Process 7140 attached [ 104.817774][ T7131] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7136] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7135] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./67/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... unlink resumed>) = 0 [pid 7140] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7129] <... clone3 resumed> => {parent_tid=[7140]}, 88) = 7140 [pid 7124] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7129] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5061] newfstatat(AT_FDCWD, "./67/file1/index", [pid 7129] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7129] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] umount2("./67/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./67/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5061] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7137] <... sendfile resumed>) = 4 [pid 7135] <... futex resumed>) = 0 [pid 5061] close(5 [pid 7135] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... close resumed>) = 0 [pid 7140] <... rseq resumed>) = 0 [pid 5061] rmdir("./67/file1/index" [pid 7140] set_robust_list(0x7fef411b19a0, 24 [pid 5060] getdents64(4, [pid 7140] <... set_robust_list resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(4, [pid 7127] <... sendfile resumed>) = 4 [pid 7140] rt_sigprocmask(SIG_SETMASK, [], [pid 7127] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4 [pid 7127] <... futex resumed>) = 0 [pid 7137] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] close(4 [pid 7137] <... futex resumed>) = 0 [pid 7127] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7140] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7137] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7136] <... mount resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 7140] unlink(NULL [pid 7136] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7124] exit_group(0 [pid 5061] rmdir("./67/file1" [pid 5060] rmdir("./67/bus" [pid 7140] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7137] <... futex resumed>) = ? [pid 7136] <... futex resumed>) = 1 [pid 7135] <... futex resumed>) = 0 [pid 7127] <... futex resumed>) = ? [pid 7124] <... exit_group resumed>) = ? [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7140] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7136] unlink(NULL [pid 7135] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(3, [pid 5060] umount2("./67/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7140] <... futex resumed>) = 1 [pid 7137] +++ exited with 0 +++ [pid 7136] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7135] <... futex resumed>) = 0 [pid 7129] <... futex resumed>) = 0 [pid 7127] +++ exited with 0 +++ [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7140] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7136] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7135] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7129] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] close(3 [pid 5060] newfstatat(AT_FDCWD, "./67/binderfs", [pid 7136] <... futex resumed>) = 0 [pid 7135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7131] <... futex resumed>) = 0 [pid 7129] <... futex resumed>) = 1 [pid 7124] +++ exited with 0 +++ [pid 5061] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7136] chdir("./bus" [pid 7135] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7131] chdir("./bus" [pid 7129] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] rmdir("./67" [pid 5060] unlink("./67/binderfs" [pid 7136] <... chdir resumed>) = 0 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7124, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5060] <... unlink resumed>) = 0 [pid 7136] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7135] <... futex resumed>) = 0 [pid 7131] <... chdir resumed>) = 0 [pid 5062] umount2("./68", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 5060] umount2("./67/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7136] <... futex resumed>) = 0 [pid 7135] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7131] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] mkdir("./68", 0777 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7136] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7131] <... futex resumed>) = 1 [pid 7129] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] newfstatat(AT_FDCWD, "./67/file0", [pid 7135] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7131] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7129] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 3 [pid 5061] <... mkdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7136] <... futex resumed>) = 0 [pid 7135] <... futex resumed>) = 1 [pid 7129] <... futex resumed>) = 0 [pid 5062] newfstatat(3, "", [pid 5060] umount2("./67/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7136] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7135] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7131] <... open resumed>) = 3 [pid 7129] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7131] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(3, [pid 5060] openat(AT_FDCWD, "./67/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7142 attached [pid 7136] <... open resumed>) = 3 [pid 7131] <... futex resumed>) = 1 [pid 7129] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] <... openat resumed>) = 4 [pid 7142] set_robust_list(0x555555f856a0, 24 [pid 7131] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7129] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./68/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7142 [pid 5060] newfstatat(4, "", [pid 7142] <... set_robust_list resumed>) = 0 [pid 7136] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7129] <... futex resumed>) = 0 [pid 7142] chdir("./68" [pid 7136] <... futex resumed>) = 1 [pid 7135] <... futex resumed>) = 0 [pid 7131] fcntl(-1, F_SETFL, O_RDONLY [pid 7129] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7142] <... chdir resumed>) = 0 [pid 7135] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7131] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5060] getdents64(4, [pid 7142] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7135] <... futex resumed>) = 0 [ 104.869739][ T7136] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7131] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7142] <... prctl resumed>) = 0 [pid 7135] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7131] <... futex resumed>) = 1 [pid 7129] <... futex resumed>) = 0 [pid 7142] setpgid(0, 0 [pid 7136] fcntl(-1, F_SETFL, O_RDONLY [pid 7131] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7129] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7142] <... setpgid resumed>) = 0 [pid 7136] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7129] <... futex resumed>) = 0 [pid 7142] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7136] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7131] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7129] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7142] <... openat resumed>) = 3 [pid 7136] <... futex resumed>) = 1 [pid 7135] <... futex resumed>) = 0 [pid 7131] <... openat resumed>) = 4 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7136] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7135] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(4, [pid 7142] write(3, "1000", 4 [pid 7135] <... futex resumed>) = 0 [pid 7131] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7142] <... write resumed>) = 4 [pid 7135] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7131] <... futex resumed>) = 1 [pid 7129] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7142] close(3 [pid 7131] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7129] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] close(4 [pid 7142] <... close resumed>) = 0 [pid 7131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7129] <... futex resumed>) = 0 [pid 7142] symlink("/dev/binderfs", "./binderfs" [pid 7131] sendfile(4, 4, NULL, 7 [pid 7129] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... close resumed>) = 0 [pid 7142] <... symlink resumed>) = 0 [pid 7136] <... openat resumed>) = 4 [pid 5060] rmdir("./67/file0" [pid 7136] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7142] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7136] <... futex resumed>) = 1 [pid 7135] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7142] <... futex resumed>) = 0 [pid 7136] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7135] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7142] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7136] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7135] <... futex resumed>) = 0 [pid 5062] umount2("./68/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./67/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7142] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7136] sendfile(4, 4, NULL, 7 [pid 7135] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7142] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5062] newfstatat(AT_FDCWD, "./68/bus", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7142] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] newfstatat(AT_FDCWD, "./67/file1", [pid 7142] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] umount2("./68/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7142] <... mmap resumed>) = 0x7fef411b2000 [pid 7142] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./67/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] openat(AT_FDCWD, "./68/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7142] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] <... openat resumed>) = 4 [pid 5060] openat(AT_FDCWD, "./67/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7142] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] newfstatat(4, "", [pid 5060] <... openat resumed>) = 4 [pid 7142] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7133] <... sendfile resumed>) = 4 [pid 7125] <... sendfile resumed>) = 4 [pid 5060] newfstatat(4, "", [pid 7133] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7125] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7133] <... futex resumed>) = 0 [pid 7125] <... futex resumed>) = 0 [pid 7133] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7125] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 7145 attached [pid 7123] exit_group(0 [pid 5062] getdents64(4, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7145] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7142] <... clone3 resumed> => {parent_tid=[7145]}, 88) = 7145 [pid 7133] <... futex resumed>) = ? [pid 7125] <... futex resumed>) = ? [pid 7123] <... exit_group resumed>) = ? [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] getdents64(4, [pid 7145] <... rseq resumed>) = 0 [pid 7142] rt_sigprocmask(SIG_SETMASK, [], [pid 7133] +++ exited with 0 +++ [pid 7125] +++ exited with 0 +++ [pid 7123] +++ exited with 0 +++ [pid 7145] set_robust_list(0x7fef411d29a0, 24 [pid 7142] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7129] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7123, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5062] umount2("./68/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7145] <... set_robust_list resumed>) = 0 [pid 7142] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7129] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./67/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7145] rt_sigprocmask(SIG_SETMASK, [], [pid 7142] <... futex resumed>) = 0 [pid 7140] <... futex resumed>) = 0 [pid 7129] <... futex resumed>) = 1 [pid 5062] newfstatat(AT_FDCWD, "./68/bus/file0", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7145] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7142] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7140] sendfile(3, 4, NULL, 281474978811911 [pid 7129] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7145] mkdir("./file0", 000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7145] <... mkdir resumed>) = 0 [pid 5063] umount2("./69", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] unlink("./68/bus/file0" [pid 5060] newfstatat(AT_FDCWD, "./67/file1/work", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5063] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 5063] getdents64(3, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] umount2("./67/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7145] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./69/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7145] <... futex resumed>) = 1 [pid 7142] <... futex resumed>) = 0 [pid 5062] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7145] mkdir("./bus", 000 [pid 7142] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] openat(AT_FDCWD, "./67/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7142] <... futex resumed>) = 0 [pid 5060] <... openat resumed>) = 5 [pid 7142] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, [pid 5062] close(4) = 0 [pid 5062] rmdir("./68/bus" [pid 7135] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7135] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(5 [pid 7135] <... futex resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 5060] rmdir("./67/file1/work" [pid 7145] <... mkdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7135] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7145] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./67/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7145] <... futex resumed>) = 1 [pid 7145] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] umount2("./68/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7135] <... mmap resumed>) = 0x7fef41191000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./67/file1/index", [pid 7142] <... futex resumed>) = 0 [pid 7142] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7145] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7142] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] umount2("./67/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7135] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] newfstatat(AT_FDCWD, "./68/binderfs", [pid 7145] mkdir("./file1", 000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] unlink("./68/binderfs" [pid 5060] openat(AT_FDCWD, "./67/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... unlink resumed>) = 0 [pid 5060] <... openat resumed>) = 5 [pid 7145] <... mkdir resumed>) = 0 [pid 7135] <... mprotect resumed>) = 0 [pid 5060] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7135] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] umount2("./68/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7135] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] newfstatat(AT_FDCWD, "./68/file0", [pid 5060] getdents64(5, [pid 7135] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 7147 attached [pid 7145] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7135] <... clone3 resumed> => {parent_tid=[7147]}, 88) = 7147 [pid 5063] <... umount2 resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] getdents64(5, [pid 7147] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7145] <... futex resumed>) = 1 [pid 7135] rt_sigprocmask(SIG_SETMASK, [], [pid 7147] <... rseq resumed>) = 0 [pid 7145] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7142] <... futex resumed>) = 0 [pid 7135] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] umount2("./69/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./68/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7147] set_robust_list(0x7fef411b19a0, 24 [pid 7142] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7135] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] close(5 [pid 7147] <... set_robust_list resumed>) = 0 [pid 7145] <... futex resumed>) = 0 [pid 7142] <... futex resumed>) = 1 [pid 7140] <... sendfile resumed>) = 4 [pid 7135] <... futex resumed>) = 0 [pid 7131] <... sendfile resumed>) = 4 [pid 5063] newfstatat(AT_FDCWD, "./69/bus", [pid 5062] openat(AT_FDCWD, "./68/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... close resumed>) = 0 [pid 7147] rt_sigprocmask(SIG_SETMASK, [], [pid 7145] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7142] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7140] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7135] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7131] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7147] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7140] <... futex resumed>) = 1 [pid 7131] <... futex resumed>) = 0 [pid 7129] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5060] rmdir("./67/file1/index" [pid 7147] sendfile(3, 4, NULL, 281474978811911 [pid 7140] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7131] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7129] exit_group(0 [pid 5063] umount2("./69/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7140] <... futex resumed>) = ? [pid 7131] <... futex resumed>) = ? [pid 7129] <... exit_group resumed>) = ? [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7140] +++ exited with 0 +++ [pid 7131] +++ exited with 0 +++ [pid 7129] +++ exited with 0 +++ [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7129, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5068] restart_syscall(<... resuming interrupted clone ...> [pid 5062] newfstatat(4, "", [pid 5060] <... rmdir resumed>) = 0 [pid 5068] <... restart_syscall resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./69/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, [pid 5068] umount2("./70", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... openat resumed>) = 4 [pid 5060] close(4 [pid 5068] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5068] <... openat resumed>) = 3 [pid 5068] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(3, 0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5068] umount2("./70/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(4, "", [pid 5062] getdents64(4, [pid 5060] <... close resumed>) = 0 [pid 7145] <... mount resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] rmdir("./67/file1" [pid 5063] getdents64(4, [pid 5062] close(4 [pid 5060] <... rmdir resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5062] rmdir("./68/file0" [pid 5060] getdents64(3, [pid 7145] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7142] <... futex resumed>) = 0 [pid 7145] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7142] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7145] <... futex resumed>) = 0 [pid 7142] <... futex resumed>) = 1 [pid 5068] <... umount2 resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7145] unlink(NULL [pid 7142] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./69/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./68/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] close(3 [pid 7145] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5068] umount2("./70/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7145] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./69/bus/file0", [pid 5062] newfstatat(AT_FDCWD, "./68/file1", [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... close resumed>) = 0 [pid 7145] <... futex resumed>) = 1 [pid 7142] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./70/bus", [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] rmdir("./67" [pid 7145] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7142] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./68/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7142] <... futex resumed>) = 0 [pid 7145] chdir("./bus" [pid 7142] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7145] <... chdir resumed>) = 0 [pid 5068] umount2("./70/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] unlink("./69/bus/file0" [pid 5062] openat(AT_FDCWD, "./68/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... rmdir resumed>) = 0 [pid 7145] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7145] <... futex resumed>) = 1 [pid 7142] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5060] mkdir("./68", 0777 [pid 7145] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7142] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./70/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] newfstatat(4, "", [pid 7145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7142] <... futex resumed>) = 0 [pid 7145] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7142] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7145] <... open resumed>) = 3 [pid 5068] <... openat resumed>) = 4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... mkdir resumed>) = 0 [pid 5062] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] umount2("./68/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7145] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... unlink resumed>) = 0 [pid 7135] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] newfstatat(4, "", [pid 5063] getdents64(4, [pid 5062] newfstatat(AT_FDCWD, "./68/file1/work", [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7145] <... futex resumed>) = 1 [pid 7142] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7150 attached [pid 7145] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7142] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5063] close(4 [pid 5062] umount2("./68/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7147] <... sendfile resumed>) = 4 [pid 7145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7142] <... futex resumed>) = 0 [pid 7136] <... sendfile resumed>) = 4 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] <... close resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 105.043406][ T7145] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7150] set_robust_list(0x555555f856a0, 24 [pid 7147] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7145] fcntl(-1, F_SETFL, O_RDONLY [pid 7142] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7136] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./68/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7150] <... set_robust_list resumed>) = 0 [pid 7147] <... futex resumed>) = 0 [pid 7145] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7136] <... futex resumed>) = 0 [pid 5063] rmdir("./69/bus" [pid 5062] <... openat resumed>) = 5 [pid 7147] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7145] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7136] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] umount2("./70/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 5062] newfstatat(5, "", [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7150 [pid 7135] exit_group(0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7150] chdir("./68" [pid 7147] <... futex resumed>) = ? [pid 7145] <... futex resumed>) = 1 [pid 7142] <... futex resumed>) = 0 [pid 7136] <... futex resumed>) = ? [pid 7135] <... exit_group resumed>) = ? [pid 5068] newfstatat(AT_FDCWD, "./70/bus/file0", [pid 5063] umount2("./69/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(5, [pid 7150] <... chdir resumed>) = 0 [pid 7147] +++ exited with 0 +++ [pid 7145] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7142] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7136] +++ exited with 0 +++ [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7150] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7145] <... openat resumed>) = 4 [pid 7142] <... futex resumed>) = 0 [pid 7135] +++ exited with 0 +++ [pid 5068] unlink("./70/bus/file0" [pid 5063] newfstatat(AT_FDCWD, "./69/binderfs", [pid 5062] getdents64(5, [pid 7150] <... prctl resumed>) = 0 [pid 7145] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7142] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7135, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7150] setpgid(0, 0 [pid 7145] <... futex resumed>) = 0 [pid 7142] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... unlink resumed>) = 0 [pid 5065] restart_syscall(<... resuming interrupted clone ...> [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] close(5 [pid 7150] <... setpgid resumed>) = 0 [pid 7145] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7142] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5065] <... restart_syscall resumed>) = 0 [pid 5063] unlink("./69/binderfs" [pid 5062] <... close resumed>) = 0 [pid 7150] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7142] <... futex resumed>) = 0 [pid 7142] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] rmdir("./68/file1/work" [pid 5068] close(4 [pid 7150] <... openat resumed>) = 3 [pid 7145] sendfile(4, 4, NULL, 7 [pid 5062] <... rmdir resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] umount2("./69", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] rmdir("./70/bus" [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./68/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7150] write(3, "1000", 4 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... unlink resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7150] <... write resumed>) = 4 [pid 5065] <... openat resumed>) = 3 [pid 5062] newfstatat(AT_FDCWD, "./68/file1/index", [pid 7150] close(3 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./69/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(3, "", [pid 5068] umount2("./70/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] newfstatat(AT_FDCWD, "./69/file0", [pid 5062] umount2("./68/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] newfstatat(AT_FDCWD, "./70/binderfs", [pid 5065] getdents64(3, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7150] <... close resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5068] unlink("./70/binderfs" [pid 5063] umount2("./69/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7150] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./68/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] umount2("./69/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7150] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7145] <... sendfile resumed>) = 4 [pid 5068] <... unlink resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./69/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... openat resumed>) = 5 [pid 7145] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./70/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... openat resumed>) = 4 [pid 5062] newfstatat(5, "", [pid 7150] <... futex resumed>) = 0 [pid 7145] <... futex resumed>) = 1 [pid 7142] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(4, "", [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7150] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7145] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7142] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./70/file0", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(5, [pid 7150] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7145] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7142] <... futex resumed>) = 0 [pid 7150] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7145] sendfile(3, 4, NULL, 281474978811911 [pid 7142] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] getdents64(4, [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7145] <... sendfile resumed>) = 0 [pid 5068] umount2("./70/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7145] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7150] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7145] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7142] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] getdents64(5, [pid 7150] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7142] exit_group(0 [pid 5068] openat(AT_FDCWD, "./70/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... umount2 resumed>) = 0 [pid 5063] getdents64(4, [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7150] <... mmap resumed>) = 0x7fef411b2000 [pid 7145] <... futex resumed>) = ? [pid 7142] <... exit_group resumed>) = ? [pid 5068] <... openat resumed>) = 4 [pid 7150] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7145] +++ exited with 0 +++ [pid 7142] +++ exited with 0 +++ [pid 5065] umount2("./69/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] close(5 [pid 7150] <... mprotect resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7150] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] newfstatat(AT_FDCWD, "./69/bus", [pid 5063] close(4 [pid 5062] <... close resumed>) = 0 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7142, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 7150] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] restart_syscall(<... resuming interrupted clone ...> [pid 7150] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5065] umount2("./69/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 7153 attached [pid 5068] getdents64(4, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [pid 5062] rmdir("./68/file1/index" [pid 7153] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] rmdir("./69/file0" [pid 7153] <... rseq resumed>) = 0 [pid 7150] <... clone3 resumed> => {parent_tid=[7153]}, 88) = 7153 [pid 5065] openat(AT_FDCWD, "./69/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7153] set_robust_list(0x7fef411d29a0, 24 [pid 7150] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... openat resumed>) = 4 [pid 5062] <... rmdir resumed>) = 0 [pid 7153] <... set_robust_list resumed>) = 0 [pid 7150] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] umount2("./68", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7153] rt_sigprocmask(SIG_SETMASK, [], [pid 7150] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5065] newfstatat(4, "", [pid 5063] <... rmdir resumed>) = 0 [pid 5062] getdents64(4, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7153] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7150] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7153] mkdir("./file0", 000 [pid 7150] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(4 [pid 5063] umount2("./69/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(4 [pid 5061] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... close resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... close resumed>) = 0 [pid 5068] rmdir("./70/file0" [pid 5063] newfstatat(AT_FDCWD, "./69/file1", [pid 5062] rmdir("./68/file1" [pid 7153] <... mkdir resumed>) = 0 [pid 5065] getdents64(4, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... openat resumed>) = 3 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] umount2("./69/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(3, "", [pid 5068] umount2("./70/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(3, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] umount2("./69/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(3, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./69/bus/file0", [pid 5063] openat(AT_FDCWD, "./69/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] umount2("./68/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7153] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./70/file1", [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5062] close(3 [pid 7153] <... futex resumed>) = 1 [pid 7150] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] newfstatat(4, "", [pid 7153] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] <... close resumed>) = 0 [pid 7153] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7150] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./70/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] unlink("./69/bus/file0" [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] rmdir("./68" [pid 7153] mkdir("./bus", 000 [pid 7150] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(4, [pid 7150] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./70/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 7153] <... mkdir resumed>) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = 0 [pid 7153] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(4, "", [pid 5065] getdents64(4, [pid 5063] umount2("./69/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] mkdir("./69", 0777 [pid 5061] umount2("./68/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7153] <... futex resumed>) = 1 [pid 7150] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7150] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7153] mkdir("./file1", 000 [pid 7150] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5065] close(4 [pid 5063] newfstatat(AT_FDCWD, "./69/file1/work", [pid 5062] <... mkdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7150] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5068] umount2("./70/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7153] <... mkdir resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5063] umount2("./69/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] newfstatat(AT_FDCWD, "./68/bus", ./strace-static-x86_64: Process 7154 attached [pid 7153] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] rmdir("./69/bus" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7154] set_robust_list(0x555555f856a0, 24 [pid 7153] <... futex resumed>) = 1 [pid 7150] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./70/file1/work", [pid 5065] <... rmdir resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./69/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] umount2("./68/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7154] <... set_robust_list resumed>) = 0 [pid 7150] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7154] chdir("./69" [pid 7153] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7150] <... futex resumed>) = 0 [pid 5068] umount2("./70/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... openat resumed>) = 5 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7154] <... chdir resumed>) = 0 [pid 7150] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./69/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7154 [pid 7154] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(5, "", [pid 5061] openat(AT_FDCWD, "./68/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7154] <... prctl resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./70/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... openat resumed>) = 4 [pid 7154] setpgid(0, 0 [pid 5068] <... openat resumed>) = 5 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(5, [pid 5065] newfstatat(AT_FDCWD, "./69/binderfs", [pid 7154] <... setpgid resumed>) = 0 [pid 5068] newfstatat(5, "", [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] newfstatat(4, "", [pid 7154] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(5, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7154] <... openat resumed>) = 3 [pid 5068] getdents64(5, [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(4, [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7154] write(3, "1000", 4 [pid 7153] <... mount resumed>) = 0 [pid 5065] unlink("./69/binderfs" [pid 5063] close(5 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7154] <... write resumed>) = 4 [pid 5068] getdents64(5, [pid 5063] <... close resumed>) = 0 [pid 5061] umount2("./68/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... unlink resumed>) = 0 [pid 7154] close(3 [pid 7153] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] rmdir("./69/file1/work" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7154] <... close resumed>) = 0 [pid 7153] <... futex resumed>) = 1 [pid 7150] <... futex resumed>) = 0 [pid 5068] close(5 [pid 5065] umount2("./69/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./68/bus/file0", [pid 7154] symlink("/dev/binderfs", "./binderfs" [pid 7153] unlink(NULL [pid 7150] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./69/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7154] <... symlink resumed>) = 0 [pid 7153] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7150] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./69/file0", [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] rmdir("./70/file1/work" [pid 7154] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7153] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7150] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] unlink("./68/bus/file0" [pid 7154] <... futex resumed>) = 0 [pid 7153] <... futex resumed>) = 0 [pid 7150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... rmdir resumed>) = 0 [pid 5065] umount2("./69/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./69/file1/index", [pid 7154] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7153] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7150] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./70/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 7154] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7153] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7150] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./69/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] umount2("./69/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 7154] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7153] chdir("./bus" [pid 7150] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./70/file1/index", [pid 5065] <... openat resumed>) = 4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7154] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7153] <... chdir resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] newfstatat(4, "", [pid 5063] openat(AT_FDCWD, "./69/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] close(4 [pid 7154] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7153] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./70/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... openat resumed>) = 5 [pid 5061] <... close resumed>) = 0 [pid 7154] <... mmap resumed>) = 0x7fef411b2000 [pid 7153] <... futex resumed>) = 1 [pid 7150] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(4, [pid 5063] newfstatat(5, "", [pid 5061] rmdir("./68/bus" [pid 7154] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7153] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7150] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./70/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7154] <... mprotect resumed>) = 0 [pid 7153] <... open resumed>) = 3 [pid 7150] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5065] getdents64(4, [pid 5063] getdents64(5, [pid 5061] <... rmdir resumed>) = 0 [pid 7154] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7150] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] newfstatat(5, "", [pid 5065] close(4 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7154] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... close resumed>) = 0 [pid 5063] getdents64(5, [pid 5061] umount2("./68/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7154] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7153] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 5065] rmdir("./69/file0" [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7155 attached [pid 7153] <... futex resumed>) = 1 [pid 7150] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] close(5 [pid 7155] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7154] <... clone3 resumed> => {parent_tid=[7155]}, 88) = 7155 [pid 7153] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7150] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./68/binderfs", [pid 7155] <... rseq resumed>) = 0 [pid 7154] rt_sigprocmask(SIG_SETMASK, [], [pid 7153] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7150] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] umount2("./69/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./69/file1/index" [pid 7155] set_robust_list(0x7fef411d29a0, 24 [pid 7154] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7153] fcntl(-1, F_SETFL, O_RDONLY [pid 7150] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(5 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7155] <... set_robust_list resumed>) = 0 [pid 7154] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7153] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5063] <... rmdir resumed>) = 0 [pid 7153] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7155] rt_sigprocmask(SIG_SETMASK, [], [pid 7154] <... futex resumed>) = 0 [pid 7150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... close resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./69/file1", [pid 5063] getdents64(4, [pid 5061] unlink("./68/binderfs" [pid 7155] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7154] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7150] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./70/file1/index" [pid 7153] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 7155] mkdir("./file0", 000 [pid 7153] <... openat resumed>) = 4 [pid 7150] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] umount2("./69/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(4 [pid 5061] umount2("./68/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7153] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7150] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, [pid 7155] <... mkdir resumed>) = 0 [pid 7153] <... futex resumed>) = 0 [pid 7150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7155] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7153] sendfile(4, 4, NULL, 7 [pid 7150] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 5065] openat(AT_FDCWD, "./69/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] rmdir("./69/file1" [pid 5061] newfstatat(AT_FDCWD, "./68/file0", [pid 7155] <... futex resumed>) = 1 [pid 7154] <... futex resumed>) = 0 [pid 7150] <... futex resumed>) = 0 [pid 7155] mkdir("./bus", 000 [pid 7154] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7150] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5063] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] rmdir("./70/file1" [pid 5065] newfstatat(4, "", [pid 5063] getdents64(3, [pid 7154] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] umount2("./68/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7155] <... mkdir resumed>) = 0 [pid 7154] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(3, [pid 5065] getdents64(4, [pid 5063] close(3 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7155] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] <... close resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./68/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7155] <... futex resumed>) = 0 [pid 7154] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(3 [pid 5065] umount2("./69/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./69" [pid 5061] <... openat resumed>) = 4 [pid 7155] mkdir("./file1", 000 [pid 7154] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... rmdir resumed>) = 0 [pid 5061] newfstatat(4, "", [pid 7154] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./70" [pid 5065] newfstatat(AT_FDCWD, "./69/file1/work", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7155] <... mkdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] mkdir("./70", 0777 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] umount2("./69/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7155] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] mkdir("./71", 0777 [ 105.224819][ T7153] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5065] openat(AT_FDCWD, "./69/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7155] <... futex resumed>) = 1 [pid 7154] <... futex resumed>) = 0 [pid 5068] <... mkdir resumed>) = 0 [pid 5065] <... openat resumed>) = 5 [pid 5063] <... mkdir resumed>) = 0 [pid 5061] getdents64(4, [pid 7155] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7154] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(5, "", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7155] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7154] <... futex resumed>) = 0 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] close(4 [pid 7155] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7154] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(5, [pid 5061] <... close resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] close(5) = 0 ./strace-static-x86_64: Process 7157 attached [pid 5065] rmdir("./69/file1/work" [pid 7157] set_robust_list(0x555555f856a0, 24) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7157 [pid 7157] chdir("./70" [pid 5065] umount2("./69/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7157] <... chdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7157] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5065] newfstatat(AT_FDCWD, "./69/file1/index", [pid 7157] <... prctl resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7157] setpgid(0, 0 [pid 5065] umount2("./69/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7157] <... setpgid resumed>) = 0 [pid 7157] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./69/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7158 attached ) = 5 [pid 5061] rmdir("./68/file0" [pid 7157] <... openat resumed>) = 3 [pid 5065] newfstatat(5, "", [pid 7158] set_robust_list(0x555555f856a0, 24 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7158 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7157] write(3, "1000", 4 [pid 5065] getdents64(5, [pid 7157] <... write resumed>) = 4 [pid 7157] close(3 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7157] <... close resumed>) = 0 [pid 7157] symlink("/dev/binderfs", "./binderfs" [pid 5065] getdents64(5, [pid 7157] <... symlink resumed>) = 0 [pid 7158] <... set_robust_list resumed>) = 0 [pid 5061] umount2("./68/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7157] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7158] chdir("./71" [pid 5065] close(5 [pid 7157] <... futex resumed>) = 0 [pid 7158] <... chdir resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./68/file1", [pid 7157] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7158] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5065] rmdir("./69/file1/index" [pid 7157] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7158] <... prctl resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7157] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7158] setpgid(0, 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] umount2("./68/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7157] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7158] <... setpgid resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7157] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5061] openat(AT_FDCWD, "./68/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7157] <... mmap resumed>) = 0x7fef411b2000 [pid 5065] getdents64(4, [pid 7157] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5061] <... openat resumed>) = 4 [pid 7157] <... mprotect resumed>) = 0 [pid 7158] <... openat resumed>) = 3 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7157] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7158] write(3, "1000", 4 [pid 7155] <... mount resumed>) = 0 [pid 7150] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] newfstatat(4, "", [pid 7157] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7158] <... write resumed>) = 4 [pid 7155] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7150] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7157] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7158] close(3 [pid 7155] <... futex resumed>) = 1 [pid 7154] <... futex resumed>) = 0 [pid 7150] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5061] getdents64(4, [pid 7158] <... close resumed>) = 0 [pid 7155] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7154] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7150] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] rmdir("./69/file1" [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 ./strace-static-x86_64: Process 7160 attached [pid 7157] <... clone3 resumed> => {parent_tid=[7160]}, 88) = 7160 [pid 7158] symlink("/dev/binderfs", "./binderfs" [pid 7155] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7154] <... futex resumed>) = 0 [pid 7150] <... mmap resumed>) = 0x7fef41191000 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] umount2("./68/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7160] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7157] rt_sigprocmask(SIG_SETMASK, [], [pid 7155] unlink(NULL [pid 7154] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7150] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7160] <... rseq resumed>) = 0 [pid 7157] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7158] <... symlink resumed>) = 0 [pid 7155] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7150] <... mprotect resumed>) = 0 [pid 5065] getdents64(3, [pid 5061] newfstatat(AT_FDCWD, "./68/file1/work", [pid 7160] set_robust_list(0x7fef411d29a0, 24 [pid 7157] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7158] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7155] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7150] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7160] <... set_robust_list resumed>) = 0 [pid 7157] <... futex resumed>) = 0 [pid 7158] <... futex resumed>) = 0 [pid 7155] <... futex resumed>) = 1 [pid 7154] <... futex resumed>) = 0 [pid 7150] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] close(3 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7160] rt_sigprocmask(SIG_SETMASK, [], [pid 7157] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7158] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7155] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7154] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7150] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] <... close resumed>) = 0 [pid 5061] umount2("./68/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7161 attached [pid 7160] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7158] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7155] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7154] <... futex resumed>) = 0 [pid 5065] rmdir("./69" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7161] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7160] mkdir("./file0", 000 [pid 7158] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7155] chdir("./bus" [pid 7154] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7150] <... clone3 resumed> => {parent_tid=[7161]}, 88) = 7161 [pid 5061] openat(AT_FDCWD, "./68/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7161] <... rseq resumed>) = 0 [pid 7158] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7155] <... chdir resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... openat resumed>) = 5 [pid 7161] set_robust_list(0x7fef411b19a0, 24 [pid 7155] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(5, "", [pid 7161] <... set_robust_list resumed>) = 0 [pid 7155] <... futex resumed>) = 0 [pid 7150] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 105.296756][ T7155] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7161] rt_sigprocmask(SIG_SETMASK, [], [pid 7158] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7155] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7154] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7150] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] getdents64(5, [pid 7161] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7158] <... mmap resumed>) = 0x7fef411b2000 [pid 7154] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7150] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] mkdir("./70", 0777 [pid 7161] sendfile(3, 4, NULL, 281474978811911 [pid 7158] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7155] <... futex resumed>) = 0 [pid 7154] <... futex resumed>) = 1 [pid 7150] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7160] <... mkdir resumed>) = 0 [pid 7158] <... mprotect resumed>) = 0 [pid 7155] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7154] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7150] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... mkdir resumed>) = 0 [pid 5061] getdents64(5, [pid 7160] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7158] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7160] <... futex resumed>) = 1 [pid 7158] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] close(5 [pid 7160] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7157] <... futex resumed>) = 0 [pid 7158] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] <... close resumed>) = 0 ./strace-static-x86_64: Process 7162 attached [pid 7161] <... sendfile resumed>) = 4 [pid 7157] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7155] <... open resumed>) = 3 [pid 7153] <... sendfile resumed>) = 4 [pid 5061] rmdir("./68/file1/work" [pid 7162] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7160] <... futex resumed>) = 0 [pid 7157] <... futex resumed>) = 1 [pid 7158] <... clone3 resumed> => {parent_tid=[7162]}, 88) = 7162 [pid 7153] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7161] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7157] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7155] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7153] <... futex resumed>) = 0 [pid 7162] <... rseq resumed>) = 0 [pid 7161] <... futex resumed>) = 1 [pid 7160] mkdir("./bus", 000 [pid 7158] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] <... rmdir resumed>) = 0 [pid 7162] set_robust_list(0x7fef411d29a0, 24 [pid 7161] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7155] <... futex resumed>) = 1 [pid 7154] <... futex resumed>) = 0 [pid 7153] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7158] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] umount2("./68/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7162] <... set_robust_list resumed>) = 0 [pid 7158] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7155] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7154] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7150] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7162] rt_sigprocmask(SIG_SETMASK, [], [pid 7160] <... mkdir resumed>) = 0 [pid 7158] <... futex resumed>) = 0 [pid 7155] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7154] <... futex resumed>) = 0 [pid 7150] exit_group(0 [pid 5061] newfstatat(AT_FDCWD, "./68/file1/index", [pid 7162] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7161] <... futex resumed>) = ? [pid 7160] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7158] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7155] fcntl(-1, F_SETFL, O_RDONLY [pid 7154] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7153] <... futex resumed>) = ? [pid 7150] <... exit_group resumed>) = ? [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7163 attached [pid 7162] mkdir("./file0", 000 [pid 7161] +++ exited with 0 +++ [pid 7160] <... futex resumed>) = 1 [pid 7157] <... futex resumed>) = 0 [pid 7155] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7153] +++ exited with 0 +++ [pid 7150] +++ exited with 0 +++ [pid 5061] umount2("./68/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7163] set_robust_list(0x555555f856a0, 24 [pid 7157] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7155] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7163] <... set_robust_list resumed>) = 0 [pid 7160] mkdir("./file1", 000 [pid 7157] <... futex resumed>) = 0 [pid 7155] <... futex resumed>) = 1 [pid 7154] <... futex resumed>) = 0 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7163 [pid 5061] openat(AT_FDCWD, "./68/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7150, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7163] chdir("./70" [pid 7162] <... mkdir resumed>) = 0 [pid 7157] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7155] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7154] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... openat resumed>) = 5 [pid 5060] restart_syscall(<... resuming interrupted clone ...> [pid 7163] <... chdir resumed>) = 0 [pid 7155] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7154] <... futex resumed>) = 0 [pid 5061] newfstatat(5, "", [pid 5060] <... restart_syscall resumed>) = 0 [pid 7163] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7162] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7160] <... mkdir resumed>) = 0 [pid 7155] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7154] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7163] <... prctl resumed>) = 0 [pid 7162] <... futex resumed>) = 1 [pid 7160] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7158] <... futex resumed>) = 0 [pid 7155] <... openat resumed>) = 4 [pid 5061] getdents64(5, [pid 7163] setpgid(0, 0 [pid 7162] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7160] <... futex resumed>) = 1 [pid 7157] <... futex resumed>) = 0 [pid 7158] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] umount2("./68", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7163] <... setpgid resumed>) = 0 [pid 7157] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7155] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7163] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7160] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7157] <... futex resumed>) = 0 [pid 7158] <... futex resumed>) = 0 [pid 7155] <... futex resumed>) = 1 [pid 7154] <... futex resumed>) = 0 [pid 5061] getdents64(5, [pid 5060] openat(AT_FDCWD, "./68", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7163] <... openat resumed>) = 3 [pid 7162] mkdir("./bus", 000 [pid 7157] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7158] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7155] sendfile(4, 4, NULL, 7 [pid 7154] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... openat resumed>) = 3 [pid 7163] write(3, "1000", 4 [pid 7154] <... futex resumed>) = 0 [pid 5061] close(5 [pid 5060] newfstatat(3, "", [pid 7162] <... mkdir resumed>) = 0 [pid 7154] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7163] <... write resumed>) = 4 [pid 7163] close(3) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(3, [pid 7163] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] umount2("./68/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7163] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7163] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 7163] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7163] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 7163] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7163] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7163] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} => {parent_tid=[7165]}, 88) = 7165 [pid 7163] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7163] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7163] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7165 attached [pid 7162] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... close resumed>) = 0 [pid 7162] <... futex resumed>) = 1 [pid 5061] rmdir("./68/file1/index" [pid 7165] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7162] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7158] <... futex resumed>) = 0 [pid 7158] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7165] <... rseq resumed>) = 0 [pid 7165] set_robust_list(0x7fef411d29a0, 24 [pid 7158] <... futex resumed>) = 1 [pid 7165] <... set_robust_list resumed>) = 0 [pid 7162] <... futex resumed>) = 0 [pid 7165] rt_sigprocmask(SIG_SETMASK, [], [pid 7162] mkdir("./file1", 000 [pid 7165] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7158] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7165] mkdir("./file0", 000) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5061] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7165] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] close(4 [pid 7165] <... futex resumed>) = 1 [pid 5061] <... close resumed>) = 0 [pid 7163] <... futex resumed>) = 0 [pid 5061] rmdir("./68/file1" [pid 7163] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... rmdir resumed>) = 0 [pid 7163] <... futex resumed>) = 0 [pid 7163] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7162] <... mkdir resumed>) = 0 [pid 7160] <... mount resumed>) = 0 [pid 5061] getdents64(3, [pid 7165] mkdir("./bus", 000 [pid 7162] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7160] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7158] <... futex resumed>) = 0 [pid 7162] <... futex resumed>) = 1 [pid 7158] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7162] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7160] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7157] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7157] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] close(3 [pid 7165] <... mkdir resumed>) = 0 [pid 7160] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7157] <... futex resumed>) = 0 [pid 7158] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7157] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7160] unlink(NULL [pid 5061] <... close resumed>) = 0 [pid 7160] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5061] rmdir("./68" [pid 7160] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7165] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7160] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7157] <... futex resumed>) = 0 [pid 7157] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7165] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7163] <... futex resumed>) = 0 [pid 7160] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7157] <... futex resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7163] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7157] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7163] <... futex resumed>) = 0 [pid 5061] mkdir("./69", 0777 [pid 7160] chdir("./bus" [pid 7165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7165] mkdir("./file1", 000 [pid 7163] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7160] <... chdir resumed>) = 0 [pid 5061] <... mkdir resumed>) = 0 [pid 7160] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7157] <... futex resumed>) = 0 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7165] <... mkdir resumed>) = 0 [pid 7160] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7157] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7160] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7157] <... futex resumed>) = 0 [pid 7160] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7157] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7166 attached [pid 7165] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7160] <... open resumed>) = 3 [pid 7154] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7165] <... futex resumed>) = 1 [pid 7163] <... futex resumed>) = 0 [pid 7154] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7166] set_robust_list(0x555555f856a0, 24 [pid 7165] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7163] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7154] <... futex resumed>) = 0 [pid 7166] <... set_robust_list resumed>) = 0 [pid 7165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7163] <... futex resumed>) = 0 [pid 7160] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7154] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7166 [pid 7166] chdir("./69" [pid 7165] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7163] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7162] <... mount resumed>) = 0 [pid 7160] <... futex resumed>) = 1 [pid 7157] <... futex resumed>) = 0 [pid 7154] <... mmap resumed>) = 0x7fef41191000 [pid 5060] <... umount2 resumed>) = 0 [pid 7157] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7154] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5060] umount2("./68/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7157] <... futex resumed>) = 0 [pid 7154] <... mprotect resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7157] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7154] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] newfstatat(AT_FDCWD, "./68/bus", [pid 7154] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7160] fcntl(-1, F_SETFL, O_RDONLY [pid 7154] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7160] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 7168 attached [pid 7166] <... chdir resumed>) = 0 [ 105.389298][ T7160] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 105.426364][ T7162] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7160] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7154] <... clone3 resumed> => {parent_tid=[7168]}, 88) = 7168 [pid 7168] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7166] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7162] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7160] <... futex resumed>) = 1 [pid 7157] <... futex resumed>) = 0 [pid 5060] umount2("./68/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7157] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7157] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7160] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7168] <... rseq resumed>) = 0 [pid 7168] set_robust_list(0x7fef411b19a0, 24) = 0 [pid 7168] rt_sigprocmask(SIG_SETMASK, [], [pid 7166] <... prctl resumed>) = 0 [pid 7162] <... futex resumed>) = 1 [pid 7160] <... openat resumed>) = 4 [pid 7154] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7168] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7160] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7168] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7162] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7160] <... futex resumed>) = 1 [pid 7157] <... futex resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./68/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7160] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7157] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... openat resumed>) = 4 [pid 7160] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7157] <... futex resumed>) = 0 [pid 7166] setpgid(0, 0 [pid 7165] <... mount resumed>) = 0 [pid 7160] sendfile(4, 4, NULL, 7 [pid 7157] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7158] <... futex resumed>) = 0 [pid 7154] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] newfstatat(4, "", [pid 7166] <... setpgid resumed>) = 0 [pid 7158] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7154] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7168] <... futex resumed>) = 0 [pid 7166] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7165] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7162] <... futex resumed>) = 0 [pid 7158] <... futex resumed>) = 1 [pid 7154] <... futex resumed>) = 1 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7168] sendfile(3, 4, NULL, 281474978811911 [pid 7166] <... openat resumed>) = 3 [pid 7165] <... futex resumed>) = 1 [pid 7163] <... futex resumed>) = 0 [pid 7162] unlink(NULL [pid 7158] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7154] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] getdents64(4, [pid 7166] write(3, "1000", 4 [pid 7165] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7163] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7162] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7166] <... write resumed>) = 4 [pid 7165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7163] <... futex resumed>) = 0 [pid 7162] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7166] close(3 [pid 7165] unlink(NULL [pid 7162] <... futex resumed>) = 1 [pid 7166] <... close resumed>) = 0 [pid 5060] umount2("./68/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7168] <... sendfile resumed>) = 4 [pid 7165] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7163] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7162] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7158] <... futex resumed>) = 0 [pid 7155] <... sendfile resumed>) = 4 [pid 7168] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7166] symlink("/dev/binderfs", "./binderfs" [pid 7165] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7158] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7155] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7168] <... futex resumed>) = 1 [pid 7165] <... futex resumed>) = 1 [pid 7163] <... futex resumed>) = 0 [pid 7162] chdir("./bus" [pid 7158] <... futex resumed>) = 0 [pid 7155] <... futex resumed>) = 0 [pid 7168] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7163] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7158] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7155] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7154] <... futex resumed>) = 0 [pid 7166] <... symlink resumed>) = 0 [pid 7165] chdir("./bus" [pid 7163] <... futex resumed>) = 0 [pid 7162] <... chdir resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./68/bus/file0", [pid 7166] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7165] <... chdir resumed>) = 0 [pid 7163] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7162] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7154] exit_group(0 [pid 7168] <... futex resumed>) = ? [pid 7166] <... futex resumed>) = 0 [pid 7165] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7163] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7162] <... futex resumed>) = 1 [pid 7158] <... futex resumed>) = 0 [pid 7155] <... futex resumed>) = ? [pid 7154] <... exit_group resumed>) = ? [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7168] +++ exited with 0 +++ [pid 7166] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7165] <... futex resumed>) = 0 [pid 7163] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7162] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7158] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7155] +++ exited with 0 +++ [pid 7154] +++ exited with 0 +++ [pid 5060] unlink("./68/bus/file0" [pid 7166] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7165] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7163] <... futex resumed>) = 0 [pid 7162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7158] <... futex resumed>) = 0 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7154, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 7163] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7158] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7166] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7162] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5060] <... unlink resumed>) = 0 [pid 7166] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] umount2("./69", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7166] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7165] <... open resumed>) = 3 [pid 5062] <... openat resumed>) = 3 [pid 7166] <... mmap resumed>) = 0x7fef411b2000 [pid 5062] newfstatat(3, "", [pid 7166] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, [pid 7166] <... mprotect resumed>) = 0 [pid 7165] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [ 105.455447][ T7165] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5062] getdents64(3, [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7166] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7165] <... futex resumed>) = 1 [pid 7163] <... futex resumed>) = 0 [pid 7162] <... open resumed>) = 3 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] close(4 [pid 7166] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7165] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7163] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7166] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7163] <... futex resumed>) = 0 [pid 7162] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./69/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... close resumed>) = 0 [pid 7165] fcntl(-1, F_SETFL, O_RDONLY [pid 7163] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7170 attached [pid 7165] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7162] <... futex resumed>) = 1 [pid 7157] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7158] <... futex resumed>) = 0 [pid 5060] rmdir("./68/bus" [pid 7170] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7166] <... clone3 resumed> => {parent_tid=[7170]}, 88) = 7170 [pid 7165] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7162] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7157] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7158] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7170] <... rseq resumed>) = 0 [pid 7166] rt_sigprocmask(SIG_SETMASK, [], [pid 7165] <... futex resumed>) = 1 [pid 7163] <... futex resumed>) = 0 [pid 7162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7157] <... futex resumed>) = 0 [pid 7158] <... futex resumed>) = 0 [pid 7170] set_robust_list(0x7fef411d29a0, 24 [pid 7166] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7165] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7163] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7162] fcntl(-1, F_SETFL, O_RDONLY [pid 7157] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7158] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... rmdir resumed>) = 0 [pid 7170] <... set_robust_list resumed>) = 0 [pid 7166] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7163] <... futex resumed>) = 0 [pid 7157] <... mmap resumed>) = 0x7fef41191000 [pid 7170] rt_sigprocmask(SIG_SETMASK, [], [pid 7166] <... futex resumed>) = 0 [pid 7165] <... openat resumed>) = 4 [pid 7163] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7162] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7157] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5060] umount2("./68/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7170] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7166] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7165] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7163] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7162] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7157] <... mprotect resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7170] mkdir("./file0", 000 [pid 7165] <... futex resumed>) = 0 [pid 7163] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7162] <... futex resumed>) = 1 [pid 7157] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7158] <... futex resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./68/binderfs", [pid 7170] <... mkdir resumed>) = 0 [pid 7165] sendfile(4, 4, NULL, 7 [pid 7163] <... futex resumed>) = 0 [pid 7162] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7157] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7158] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7163] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7158] <... futex resumed>) = 0 [pid 7162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7158] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7162] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7157] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7172 attached [pid 7170] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7162] <... openat resumed>) = 4 [pid 5060] unlink("./68/binderfs" [pid 7172] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7170] <... futex resumed>) = 1 [pid 7166] <... futex resumed>) = 0 [pid 7162] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7157] <... clone3 resumed> => {parent_tid=[7172]}, 88) = 7172 [pid 5062] <... umount2 resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 7172] <... rseq resumed>) = 0 [pid 7170] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7166] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7162] <... futex resumed>) = 1 [pid 7157] rt_sigprocmask(SIG_SETMASK, [], [pid 7158] <... futex resumed>) = 0 [pid 7172] set_robust_list(0x7fef411b19a0, 24 [pid 7170] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7157] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7158] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7162] sendfile(4, 4, NULL, 7 [pid 7166] <... futex resumed>) = 0 [pid 5062] umount2("./69/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./68/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7172] <... set_robust_list resumed>) = 0 [pid 7170] mkdir("./bus", 000 [pid 7166] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7157] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7158] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7172] rt_sigprocmask(SIG_SETMASK, [], [pid 7170] <... mkdir resumed>) = 0 [pid 7157] <... futex resumed>) = 0 [pid 7158] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(AT_FDCWD, "./69/bus", [pid 7172] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7157] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] newfstatat(AT_FDCWD, "./68/file0", [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7172] sendfile(3, 4, NULL, 281474978811911 [pid 5062] umount2("./69/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7170] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7170] <... futex resumed>) = 1 [pid 7166] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./69/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] umount2("./68/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7170] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7166] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7170] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7166] <... futex resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 5060] openat(AT_FDCWD, "./68/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7172] <... sendfile resumed>) = 4 [pid 7170] mkdir("./file1", 000 [pid 7166] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7160] <... sendfile resumed>) = 4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7172] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7170] <... mkdir resumed>) = 0 [pid 7160] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 5060] <... openat resumed>) = 4 [pid 7172] <... futex resumed>) = 1 [pid 7160] <... futex resumed>) = 0 [pid 7157] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7172] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7160] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7157] exit_group(0 [pid 5062] umount2("./69/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(4, "", [pid 7172] <... futex resumed>) = ? [pid 7170] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7160] <... futex resumed>) = ? [pid 7157] <... exit_group resumed>) = ? [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7172] +++ exited with 0 +++ [pid 7170] <... futex resumed>) = 1 [pid 7166] <... futex resumed>) = 0 [pid 7160] +++ exited with 0 +++ [pid 7157] +++ exited with 0 +++ [pid 5062] newfstatat(AT_FDCWD, "./69/bus/file0", [pid 7170] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7166] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7157, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] getdents64(4, [pid 7166] <... futex resumed>) = 0 [pid 5063] umount2("./70", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7166] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] <... openat resumed>) = 3 [pid 5063] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, [pid 5063] getdents64(3, [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7163] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] close(4 [pid 7163] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... close resumed>) = 0 [pid 7163] <... futex resumed>) = 0 [pid 5062] unlink("./69/bus/file0" [pid 5060] rmdir("./68/file0" [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] umount2("./70/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7163] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] <... unlink resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7163] <... mmap resumed>) = 0x7fef41191000 [pid 5062] getdents64(4, [pid 5060] umount2("./68/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7163] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7163] <... mprotect resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./68/file1", [pid 7163] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7170] <... mount resumed>) = 0 [pid 7163] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7158] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] umount2("./68/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7163] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7158] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] close(4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./68/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7163] <... clone3 resumed> => {parent_tid=[7175]}, 88) = 7175 [pid 7158] <... futex resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5060] <... openat resumed>) = 4 ./strace-static-x86_64: Process 7175 attached [pid 7170] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7163] rt_sigprocmask(SIG_SETMASK, [], [pid 7158] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] rmdir("./69/bus" [pid 5060] newfstatat(4, "", [pid 7175] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7170] <... futex resumed>) = 1 [pid 7166] <... futex resumed>) = 0 [pid 7163] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... umount2 resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7175] <... rseq resumed>) = 0 [pid 7170] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7166] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7163] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7158] <... mmap resumed>) = 0x7fef41191000 [pid 5063] umount2("./70/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... rmdir resumed>) = 0 [pid 5060] getdents64(4, [pid 7175] set_robust_list(0x7fef411b19a0, 24 [pid 7170] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7166] <... futex resumed>) = 0 [pid 7163] <... futex resumed>) = 0 [pid 7158] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./69/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7175] <... set_robust_list resumed>) = 0 [pid 7170] unlink(NULL [pid 7166] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7163] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7158] <... mprotect resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./70/bus", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./68/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7175] rt_sigprocmask(SIG_SETMASK, [], [pid 7170] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7158] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] newfstatat(AT_FDCWD, "./69/binderfs", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7175] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7170] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7158] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] newfstatat(AT_FDCWD, "./68/file1/work", [pid 7175] sendfile(3, 4, NULL, 281474978811911 [pid 7170] <... futex resumed>) = 1 [pid 7166] <... futex resumed>) = 0 [pid 5063] umount2("./70/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] unlink("./69/binderfs" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7170] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7166] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7158] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... unlink resumed>) = 0 [pid 5060] umount2("./68/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7170] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7166] <... futex resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7170] chdir("./bus" [pid 7166] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./69/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./68/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7170] <... chdir resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./70/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 5 ./strace-static-x86_64: Process 7176 attached [pid 7170] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./69/file0", [pid 5063] <... openat resumed>) = 4 [pid 5060] newfstatat(5, "", [pid 7176] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7170] <... futex resumed>) = 1 [pid 7166] <... futex resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7176] <... rseq resumed>) = 0 [pid 7170] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] umount2("./69/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7166] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(5, [pid 7158] <... clone3 resumed> => {parent_tid=[7176]}, 88) = 7176 [pid 7176] set_robust_list(0x7fef411b19a0, 24 [pid 7170] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7166] <... futex resumed>) = 0 [pid 7158] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] getdents64(4, [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7176] <... set_robust_list resumed>) = 0 [pid 7170] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7166] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7158] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] openat(AT_FDCWD, "./69/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(5, [pid 7176] rt_sigprocmask(SIG_SETMASK, [], [pid 7170] <... open resumed>) = 3 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [ 105.580720][ T7170] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7176] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5060] close(5 [pid 7158] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... close resumed>) = 0 [pid 7158] <... futex resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 5060] rmdir("./68/file1/work" [pid 7176] sendfile(3, 4, NULL, 281474978811911 [pid 7158] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7176] <... sendfile resumed>) = 4 [pid 7170] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7162] <... sendfile resumed>) = 4 [pid 5063] umount2("./70/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7170] <... futex resumed>) = 1 [pid 7166] <... futex resumed>) = 0 [pid 7162] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(4, [pid 7176] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7170] fcntl(-1, F_SETFL, O_RDONLY [pid 7166] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7162] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./70/bus/file0", [pid 5060] umount2("./68/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7176] <... futex resumed>) = 1 [pid 7170] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7166] <... futex resumed>) = 0 [pid 7162] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7158] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7176] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7170] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7166] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7158] exit_group(0 [pid 5063] unlink("./70/bus/file0" [pid 5062] getdents64(4, [pid 5060] newfstatat(AT_FDCWD, "./68/file1/index", [pid 7170] <... futex resumed>) = 0 [pid 7166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7170] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7166] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7176] <... futex resumed>) = ? [pid 7170] <... openat resumed>) = 4 [pid 7166] <... futex resumed>) = 0 [pid 7162] <... futex resumed>) = ? [pid 7158] <... exit_group resumed>) = ? [pid 5063] <... unlink resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] umount2("./68/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7176] +++ exited with 0 +++ [pid 7166] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7162] +++ exited with 0 +++ [pid 7158] +++ exited with 0 +++ [pid 5063] getdents64(4, [pid 5062] close(4 [pid 7170] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7166] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] <... close resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7170] <... futex resumed>) = 0 [pid 7166] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7158, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5062] rmdir("./69/file0" [pid 5060] openat(AT_FDCWD, "./68/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7170] sendfile(4, 4, NULL, 7 [pid 7166] <... futex resumed>) = 0 [pid 5068] restart_syscall(<... resuming interrupted clone ...> [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... openat resumed>) = 5 [pid 7166] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... restart_syscall resumed>) = 0 [pid 5063] close(4 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] newfstatat(5, "", [pid 5063] <... close resumed>) = 0 [pid 5062] umount2("./69/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] rmdir("./70/bus" [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(5) = 0 [pid 5068] umount2("./71", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./69/file1", [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./68/file1/index") = 0 [pid 5068] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] umount2("./70/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... openat resumed>) = 3 [pid 5068] newfstatat(3, "", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./69/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] newfstatat(AT_FDCWD, "./70/binderfs", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(4, [pid 5068] getdents64(3, [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] openat(AT_FDCWD, "./69/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7163] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] unlink("./70/binderfs" [pid 5062] <... openat resumed>) = 4 [pid 5068] umount2("./71/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(4, "", [pid 5060] close(4 [pid 5063] <... unlink resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(4, [pid 5060] <... close resumed>) = 0 [pid 5063] umount2("./70/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./68/file1" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./70/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./70/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./69/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./69/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./69/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] openat(AT_FDCWD, "./70/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... rmdir resumed>) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5062] openat(AT_FDCWD, "./69/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(3, [pid 5063] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... openat resumed>) = 5 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] getdents64(4, [pid 5062] newfstatat(5, "", [pid 5060] close(3 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 5062] getdents64(5, [pid 5060] <... close resumed>) = 0 [pid 5068] <... umount2 resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] umount2("./71/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(4 [pid 5062] getdents64(5, [pid 5060] rmdir("./68" [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./71/bus", [pid 5063] rmdir("./70/file0" [pid 5062] close(5 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5068] umount2("./71/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] mkdir("./69", 0777 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./69/file1/work" [pid 5060] <... mkdir resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./71/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... rmdir resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5063] umount2("./70/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] newfstatat(4, "", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] newfstatat(AT_FDCWD, "./70/file1", [pid 5062] umount2("./69/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] getdents64(4, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] umount2("./70/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] umount2("./71/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./69/file1/index", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] openat(AT_FDCWD, "./70/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7179 attached [pid 7179] set_robust_list(0x555555f856a0, 24 [pid 5063] <... openat resumed>) = 4 [pid 7179] <... set_robust_list resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./71/bus/file0", [pid 5062] umount2("./69/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7179] chdir("./69" [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7166] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7166] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5068] unlink("./71/bus/file0" [pid 5063] newfstatat(4, "", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7179] <... chdir resumed>) = 0 [pid 7166] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] openat(AT_FDCWD, "./69/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7179] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7166] <... mmap resumed>) = 0x7fef41191000 [pid 5068] getdents64(4, [pid 5063] getdents64(4, [pid 5062] <... openat resumed>) = 5 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7179 [pid 7179] <... prctl resumed>) = 0 [pid 7166] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] newfstatat(5, "", [pid 7179] setpgid(0, 0 [pid 5068] close(4 [pid 5063] umount2("./70/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... close resumed>) = 0 [pid 7166] <... mprotect resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(5, [pid 7179] <... setpgid resumed>) = 0 [pid 5068] rmdir("./71/bus" [pid 5063] newfstatat(AT_FDCWD, "./70/file1/work", [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7179] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7166] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7166] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] getdents64(5, [pid 7166] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] umount2("./70/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7179] <... openat resumed>) = 3 [pid 5068] umount2("./71/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] close(5./strace-static-x86_64: Process 7180 attached [pid 7179] write(3, "1000", 4 [pid 7175] <... sendfile resumed>) = 4 [pid 7165] <... sendfile resumed>) = 4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./70/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... close resumed>) = 0 [pid 7180] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7175] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7165] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./71/binderfs", [pid 5063] <... openat resumed>) = 5 [pid 5062] rmdir("./69/file1/index" [pid 7180] <... rseq resumed>) = 0 [pid 7179] <... write resumed>) = 4 [pid 7175] <... futex resumed>) = 0 [pid 7166] <... clone3 resumed> => {parent_tid=[7180]}, 88) = 7180 [pid 7165] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] newfstatat(5, "", [pid 7180] set_robust_list(0x7fef411b19a0, 24 [pid 7179] close(3 [pid 7175] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7166] rt_sigprocmask(SIG_SETMASK, [], [pid 7165] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] unlink("./71/binderfs" [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7180] <... set_robust_list resumed>) = 0 [pid 7179] <... close resumed>) = 0 [pid 7166] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7163] exit_group(0 [pid 5068] <... unlink resumed>) = 0 [pid 7175] <... futex resumed>) = ? [pid 7166] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7163] <... exit_group resumed>) = ? [pid 7179] symlink("/dev/binderfs", "./binderfs" [pid 7175] +++ exited with 0 +++ [pid 7180] rt_sigprocmask(SIG_SETMASK, [], [pid 7165] <... futex resumed>) = ? [pid 5068] umount2("./71/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(5, [pid 5062] getdents64(4, [pid 7180] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7179] <... symlink resumed>) = 0 [pid 7166] <... futex resumed>) = 0 [pid 7165] +++ exited with 0 +++ [pid 7163] +++ exited with 0 +++ [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7180] sendfile(3, 4, NULL, 281474978811911 [pid 5068] newfstatat(AT_FDCWD, "./71/file0", [pid 5063] getdents64(5, [pid 5062] close(4 [pid 7179] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7166] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] <... close resumed>) = 0 [pid 5068] umount2("./71/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7163, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5063] close(5 [pid 5062] rmdir("./69/file1" [pid 7179] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] restart_syscall(<... resuming interrupted clone ...> [pid 5063] <... close resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5065] <... restart_syscall resumed>) = 0 [pid 5063] rmdir("./70/file1/work" [pid 7179] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] openat(AT_FDCWD, "./71/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... rmdir resumed>) = 0 [pid 7179] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5062] getdents64(3, [pid 7179] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5065] umount2("./70", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7179] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7179] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7179] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] newfstatat(4, "", [pid 5065] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] umount2("./70/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] close(3 [pid 7179] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] getdents64(4, [pid 5065] <... openat resumed>) = 3 [pid 5063] newfstatat(AT_FDCWD, "./70/file1/index", [pid 5062] <... close resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] rmdir("./69" [pid 7179] <... mprotect resumed>) = 0 [pid 5068] getdents64(4, [pid 5063] umount2("./70/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(3, "", [pid 5062] <... rmdir resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] close(4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... close resumed>) = 0 [pid 7179] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] openat(AT_FDCWD, "./70/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] rmdir("./71/file0" [pid 5065] getdents64(3, [pid 5063] <... openat resumed>) = 5 [pid 5062] mkdir("./70", 0777 [pid 7179] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] newfstatat(5, "", [pid 5062] <... mkdir resumed>) = 0 [pid 7179] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5065] umount2("./70/bus", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7182 attached [pid 5068] umount2("./71/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7182] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7179] <... clone3 resumed> => {parent_tid=[7182]}, 88) = 7182 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(5, ./strace-static-x86_64: Process 7183 attached [pid 7182] <... rseq resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./71/file1", [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7179] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] getdents64(5, [pid 7183] set_robust_list(0x555555f856a0, 24 [pid 7182] set_robust_list(0x7fef411d29a0, 24 [pid 7179] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7179] <... futex resumed>) = 0 [pid 5068] umount2("./71/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7183] <... set_robust_list resumed>) = 0 [pid 7182] <... set_robust_list resumed>) = 0 [pid 7179] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] close(5 [pid 7183] chdir("./70" [pid 7182] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] openat(AT_FDCWD, "./71/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... close resumed>) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7183 [pid 7183] <... chdir resumed>) = 0 [pid 7182] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5063] rmdir("./70/file1/index" [pid 7183] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7182] mkdir("./file0", 000 [pid 5068] newfstatat(4, "", [pid 5063] <... rmdir resumed>) = 0 [pid 7183] <... prctl resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7183] setpgid(0, 0 [pid 7182] <... mkdir resumed>) = 0 [pid 5068] getdents64(4, [pid 5063] getdents64(4, [pid 7183] <... setpgid resumed>) = 0 [pid 7183] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7182] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7179] <... futex resumed>) = 0 [pid 7182] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7179] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7183] <... openat resumed>) = 3 [pid 7182] <... futex resumed>) = 0 [pid 7179] <... futex resumed>) = 1 [pid 7179] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7183] write(3, "1000", 4 [pid 7182] mkdir("./bus", 000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7183] <... write resumed>) = 4 [pid 7182] <... mkdir resumed>) = 0 [pid 5068] umount2("./71/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(4 [pid 7183] close(3 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [pid 7183] <... close resumed>) = 0 [pid 7183] symlink("/dev/binderfs", "./binderfs" [pid 5068] newfstatat(AT_FDCWD, "./71/file1/work", [pid 5063] rmdir("./70/file1" [pid 7182] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7183] <... symlink resumed>) = 0 [pid 7182] <... futex resumed>) = 1 [pid 7179] <... futex resumed>) = 0 [pid 5068] umount2("./71/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 7183] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7179] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7183] <... futex resumed>) = 0 [pid 7179] <... futex resumed>) = 0 [pid 7183] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7179] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7183] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7183] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7182] mkdir("./file1", 000 [pid 7166] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = 0 [pid 5063] getdents64(3, [pid 7183] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7182] <... mkdir resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./71/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7183] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7182] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 5 [pid 5065] umount2("./70/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(3 [pid 7182] <... futex resumed>) = 1 [pid 5068] newfstatat(5, "", [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [pid 7183] <... mmap resumed>) = 0x7fef411b2000 [pid 7182] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7179] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] newfstatat(AT_FDCWD, "./70/bus", [pid 5063] rmdir("./70" [pid 7183] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7179] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7183] <... mprotect resumed>) = 0 [pid 7182] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7179] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7183] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7182] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7179] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7183] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7183] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0}./strace-static-x86_64: Process 7185 attached [pid 7180] <... sendfile resumed>) = 4 [pid 7170] <... sendfile resumed>) = 4 [pid 5068] getdents64(5, [pid 5065] umount2("./70/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] mkdir("./71", 0777 [pid 7185] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7183] <... clone3 resumed> => {parent_tid=[7185]}, 88) = 7185 [pid 7180] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7170] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7185] <... rseq resumed>) = 0 [pid 7183] rt_sigprocmask(SIG_SETMASK, [], [pid 7180] <... futex resumed>) = 0 [pid 7170] <... futex resumed>) = 0 [pid 7185] set_robust_list(0x7fef411d29a0, 24 [pid 7183] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7180] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7170] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] close(5 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... mkdir resumed>) = 0 [pid 7185] <... set_robust_list resumed>) = 0 [pid 7183] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./70/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7185] rt_sigprocmask(SIG_SETMASK, [], [pid 7183] <... futex resumed>) = 0 [pid 7166] exit_group(0 [pid 5068] rmdir("./71/file1/work" [pid 7185] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7183] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7180] <... futex resumed>) = ? [pid 7170] <... futex resumed>) = ? [pid 7166] <... exit_group resumed>) = ? [pid 5065] <... openat resumed>) = 4 ./strace-static-x86_64: Process 7186 attached [pid 7182] <... mount resumed>) = 0 [pid 7180] +++ exited with 0 +++ [pid 5068] <... rmdir resumed>) = 0 [pid 7185] mkdir("./file0", 000 [pid 5068] umount2("./71/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(4, "", [pid 7186] set_robust_list(0x555555f856a0, 24 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7186 [pid 7186] <... set_robust_list resumed>) = 0 [pid 7182] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./71/file1/index", [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] getdents64(4, [pid 7182] <... futex resumed>) = 1 [pid 7179] <... futex resumed>) = 0 [pid 7170] +++ exited with 0 +++ [pid 7186] chdir("./71" [pid 7166] +++ exited with 0 +++ [pid 5068] umount2("./71/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7182] unlink(NULL [pid 7179] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./70/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7166, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7186] <... chdir resumed>) = 0 [pid 7182] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7179] <... futex resumed>) = 0 [pid 5061] restart_syscall(<... resuming interrupted clone ...> [pid 7186] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7182] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7179] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./71/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... restart_syscall resumed>) = 0 [pid 7179] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7185] <... mkdir resumed>) = 0 [pid 7186] <... prctl resumed>) = 0 [pid 7182] <... futex resumed>) = 0 [pid 7179] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 5 [pid 5065] newfstatat(AT_FDCWD, "./70/bus/file0", [pid 7186] setpgid(0, 0 [pid 7185] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7182] chdir("./bus" [pid 7179] <... futex resumed>) = 0 [pid 5061] umount2("./69", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7186] <... setpgid resumed>) = 0 [pid 7185] <... futex resumed>) = 1 [pid 7183] <... futex resumed>) = 0 [pid 7182] <... chdir resumed>) = 0 [pid 7179] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(5, "", [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7185] mkdir("./bus", 000 [pid 7183] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7183] <... futex resumed>) = 0 [pid 7182] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] unlink("./70/bus/file0" [pid 5061] <... openat resumed>) = 3 [pid 7183] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(3, "", [pid 7186] <... openat resumed>) = 3 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7182] <... futex resumed>) = 1 [pid 7179] <... futex resumed>) = 0 [pid 5061] getdents64(3, [pid 7179] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7179] <... futex resumed>) = 0 [pid 5061] umount2("./69/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7182] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7179] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(5, [pid 7186] write(3, "1000", 4 [pid 7185] <... mkdir resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] <... unlink resumed>) = 0 [pid 7186] <... write resumed>) = 4 [pid 7185] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 5065] getdents64(4, [pid 7186] close(3 [pid 7185] <... futex resumed>) = 1 [pid 7183] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7186] <... close resumed>) = 0 [pid 7185] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7183] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(5 [pid 7186] symlink("/dev/binderfs", "./binderfs" [pid 7185] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7183] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 7185] mkdir("./file1", 000 [pid 5068] rmdir("./71/file1/index" [pid 7183] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7186] <... symlink resumed>) = 0 [pid 7185] <... mkdir resumed>) = 0 [pid 7182] <... open resumed>) = 3 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7186] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(4 [pid 7186] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 7186] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5065] rmdir("./70/bus" [pid 7186] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7185] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7182] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 7186] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7186] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] <... rmdir resumed>) = 0 [pid 7186] <... mmap resumed>) = 0x7fef411b2000 [pid 7185] <... futex resumed>) = 1 [pid 7183] <... futex resumed>) = 0 [pid 7182] <... futex resumed>) = 1 [pid 7179] <... futex resumed>) = 0 [pid 7183] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7186] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7179] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./70/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7185] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7183] <... futex resumed>) = 0 [pid 7182] fcntl(-1, F_SETFL, O_RDONLY [pid 7179] <... futex resumed>) = 0 [pid 7186] <... mprotect resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7183] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7182] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7179] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7182] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7179] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] newfstatat(AT_FDCWD, "./70/binderfs", [pid 7186] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7182] <... futex resumed>) = 0 [pid 7179] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7182] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7179] <... futex resumed>) = 0 [pid 7179] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7186] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7182] <... openat resumed>) = 4 [pid 5068] close(4 [pid 5065] unlink("./70/binderfs" [ 105.801900][ T7182] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7186] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] <... close resumed>) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5068] rmdir("./71/file1" [pid 5065] umount2("./70/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7186] <... clone3 resumed> => {parent_tid=[7187]}, 88) = 7187 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7186] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5065] newfstatat(AT_FDCWD, "./70/file0", [pid 7186] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7186] <... futex resumed>) = 0 [pid 7186] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] umount2("./70/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7187 attached [pid 7185] <... mount resumed>) = 0 [pid 7182] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(3 [pid 5061] <... umount2 resumed>) = 0 [pid 7187] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 5068] <... close resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7187] <... rseq resumed>) = 0 [pid 7182] <... futex resumed>) = 1 [pid 5068] rmdir("./71" [pid 5065] openat(AT_FDCWD, "./70/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] umount2("./69/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7187] set_robust_list(0x7fef411d29a0, 24 [pid 7185] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7182] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7179] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7187] <... set_robust_list resumed>) = 0 [pid 7185] <... futex resumed>) = 1 [pid 7183] <... futex resumed>) = 0 [pid 7179] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 4 [pid 7187] rt_sigprocmask(SIG_SETMASK, [], [pid 7185] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7183] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7182] <... futex resumed>) = 0 [pid 7179] <... futex resumed>) = 1 [pid 5061] newfstatat(AT_FDCWD, "./69/bus", [pid 7187] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7185] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7183] <... futex resumed>) = 0 [pid 7182] sendfile(4, 4, NULL, 7 [pid 7179] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(4, "", [pid 7187] mkdir("./file0", 000 [pid 7185] unlink(NULL [pid 7183] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7187] <... mkdir resumed>) = 0 [pid 5068] mkdir("./72", 0777 [pid 5065] getdents64(4, [pid 5061] umount2("./69/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... mkdir resumed>) = 0 [pid 5065] getdents64(4, [pid 5061] openat(AT_FDCWD, "./69/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7187] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... openat resumed>) = 4 [pid 7187] <... futex resumed>) = 1 [pid 5065] close(4 [pid 7187] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7186] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5061] newfstatat(4, "", [pid 7186] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] rmdir("./70/file0" [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7187] <... futex resumed>) = 0 [pid 7186] <... futex resumed>) = 1 [pid 7185] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5065] <... rmdir resumed>) = 0 [pid 5061] getdents64(4, [pid 7187] mkdir("./bus", 000 [pid 7186] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7185] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7187] <... mkdir resumed>) = 0 [pid 7185] <... futex resumed>) = 1 [pid 7183] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7185] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7183] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./70/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7185] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7183] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7185] chdir("./bus" [pid 7183] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(AT_FDCWD, "./70/file1", [pid 5061] umount2("./69/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7189 attached [pid 7187] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7185] <... chdir resumed>) = 0 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7189 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7189] set_robust_list(0x555555f856a0, 24 [pid 7187] <... futex resumed>) = 1 [pid 7186] <... futex resumed>) = 0 [pid 7185] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./70/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./69/bus/file0", [pid 7189] <... set_robust_list resumed>) = 0 [pid 7187] mkdir("./file1", 000 [pid 7186] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7185] <... futex resumed>) = 1 [pid 7183] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7187] <... mkdir resumed>) = 0 [pid 7186] <... futex resumed>) = 0 [pid 7185] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7183] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./70/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7189] chdir("./72" [pid 7185] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7183] <... futex resumed>) = 0 [pid 7189] <... chdir resumed>) = 0 [pid 7185] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7183] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7189] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7186] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... openat resumed>) = 4 [pid 5061] unlink("./69/bus/file0" [pid 7189] <... prctl resumed>) = 0 [pid 7187] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7185] <... open resumed>) = 3 [pid 5065] newfstatat(4, "", [pid 5061] <... unlink resumed>) = 0 [pid 7189] setpgid(0, 0 [pid 7187] <... futex resumed>) = 1 [pid 7186] <... futex resumed>) = 0 [pid 7185] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7189] <... setpgid resumed>) = 0 [ 105.860468][ T7185] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7187] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7186] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7185] <... futex resumed>) = 1 [pid 7183] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 7189] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7186] <... futex resumed>) = 0 [pid 7183] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(4, [pid 7185] fcntl(-1, F_SETFL, O_RDONLY [pid 7183] <... futex resumed>) = 0 [pid 7189] <... openat resumed>) = 3 [pid 7185] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7183] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7189] write(3, "1000", 4 [pid 7185] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7189] <... write resumed>) = 4 [pid 7185] <... futex resumed>) = 0 [pid 7183] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7185] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7183] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7185] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7183] <... futex resumed>) = 0 [pid 7185] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7183] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7186] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7185] <... openat resumed>) = 4 [pid 7185] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7183] <... futex resumed>) = 0 [pid 7189] close(3 [pid 7185] sendfile(4, 4, NULL, 7 [pid 7183] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7189] <... close resumed>) = 0 [pid 7183] <... futex resumed>) = 0 [pid 7187] <... mount resumed>) = 0 [pid 7179] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7183] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7189] symlink("/dev/binderfs", "./binderfs" [pid 7187] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7179] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./70/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(4 [pid 7189] <... symlink resumed>) = 0 [pid 7187] <... futex resumed>) = 1 [pid 7186] <... futex resumed>) = 0 [pid 7179] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 7189] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7187] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7186] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7179] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] newfstatat(AT_FDCWD, "./70/file1/work", [pid 5061] rmdir("./69/bus" [pid 7189] <... futex resumed>) = 0 [pid 7187] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7186] <... futex resumed>) = 0 [pid 7182] <... sendfile resumed>) = 4 [pid 7179] <... mmap resumed>) = 0x7fef41191000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7189] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7182] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7179] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7189] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7187] unlink(NULL [pid 7186] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7182] <... futex resumed>) = 0 [pid 7179] <... mprotect resumed>) = 0 [pid 5065] umount2("./70/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 7189] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7187] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7182] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7179] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7189] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7187] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7189] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7187] <... futex resumed>) = 1 [pid 7186] <... futex resumed>) = 0 [pid 7179] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] openat(AT_FDCWD, "./70/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] umount2("./69/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7189] <... mmap resumed>) = 0x7fef411b2000 [pid 7187] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7186] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7179] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] <... openat resumed>) = 5 [pid 7187] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7186] <... futex resumed>) = 0 [pid 5065] newfstatat(5, "", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7187] chdir("./bus" [pid 7186] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] newfstatat(AT_FDCWD, "./69/binderfs", [pid 7187] <... chdir resumed>) = 0 [pid 5065] getdents64(5, [pid 7187] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7187] <... futex resumed>) = 1 [pid 7186] <... futex resumed>) = 0 [pid 5065] getdents64(5, [pid 7187] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7186] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] unlink("./69/binderfs" [pid 7187] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7186] <... futex resumed>) = 0 [pid 5065] close(5 [pid 5061] <... unlink resumed>) = 0 [pid 7187] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7186] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... close resumed>) = 0 ./strace-static-x86_64: Process 7192 attached [pid 7189] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7187] <... open resumed>) = 3 [pid 5065] rmdir("./70/file1/work" [pid 5061] umount2("./69/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7192] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7189] <... mprotect resumed>) = 0 [pid 7179] <... clone3 resumed> => {parent_tid=[7192]}, 88) = 7192 [pid 7192] <... rseq resumed>) = 0 [pid 7189] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7179] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7192] set_robust_list(0x7fef411b19a0, 24 [pid 7189] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7187] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7179] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./69/file0", [pid 7192] <... set_robust_list resumed>) = 0 [pid 7189] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7187] <... futex resumed>) = 1 [pid 7186] <... futex resumed>) = 0 [pid 7179] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./70/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7193 attached [pid 7192] rt_sigprocmask(SIG_SETMASK, [], [pid 7187] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7186] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7179] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./69/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7193] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7192] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7189] <... clone3 resumed> => {parent_tid=[7193]}, 88) = 7193 [pid 7187] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7186] <... futex resumed>) = 0 [pid 7179] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(AT_FDCWD, "./70/file1/index", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7193] <... rseq resumed>) = 0 [pid 7192] sendfile(3, 4, NULL, 281474978811911 [pid 7189] rt_sigprocmask(SIG_SETMASK, [], [pid 7187] fcntl(-1, F_SETFL, O_RDONLY [pid 7186] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] openat(AT_FDCWD, "./69/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7193] set_robust_list(0x7fef411d29a0, 24 [pid 7192] <... sendfile resumed>) = 0 [pid 7189] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7187] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5065] umount2("./70/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... openat resumed>) = 4 [pid 7192] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7189] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(4, "", [pid 7192] <... futex resumed>) = 1 [pid 7189] <... futex resumed>) = 0 [pid 7187] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7179] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./70/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7193] <... set_robust_list resumed>) = 0 [pid 7192] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7189] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7187] <... futex resumed>) = 1 [pid 7186] <... futex resumed>) = 0 [ 105.915886][ T7187] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7179] exit_group(0 [pid 5065] <... openat resumed>) = 5 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7193] rt_sigprocmask(SIG_SETMASK, [], [pid 7192] <... futex resumed>) = ? [pid 7187] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7186] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7182] <... futex resumed>) = ? [pid 7179] <... exit_group resumed>) = ? [pid 5065] newfstatat(5, "", [pid 5061] getdents64(4, [pid 7193] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7192] +++ exited with 0 +++ [pid 7187] <... openat resumed>) = 4 [pid 7186] <... futex resumed>) = 0 [pid 7182] +++ exited with 0 +++ [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7193] mkdir("./file0", 000 [pid 7187] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7186] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7193] <... mkdir resumed>) = 0 [pid 7187] <... futex resumed>) = 0 [pid 7186] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7179] +++ exited with 0 +++ [pid 5065] getdents64(5, [pid 5061] getdents64(4, [pid 7186] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7179, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7187] sendfile(4, 4, NULL, 7 [pid 7186] <... futex resumed>) = 0 [pid 5065] getdents64(5, [pid 5060] restart_syscall(<... resuming interrupted clone ...> [pid 7193] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7186] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] close(4 [pid 5060] <... restart_syscall resumed>) = 0 [pid 7193] <... futex resumed>) = 1 [pid 7189] <... futex resumed>) = 0 [pid 5065] close(5 [pid 5061] <... close resumed>) = 0 [pid 7193] mkdir("./bus", 000 [pid 7189] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5061] rmdir("./69/file0" [pid 7193] <... mkdir resumed>) = 0 [pid 7189] <... futex resumed>) = 0 [pid 7183] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] rmdir("./70/file1/index" [pid 5060] umount2("./69", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7183] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... rmdir resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./69", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7189] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7183] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 5061] umount2("./69/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... openat resumed>) = 3 [pid 7193] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7183] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(3, "", [pid 7193] <... futex resumed>) = 1 [pid 7189] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7193] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7189] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7183] <... mmap resumed>) = 0x7fef41191000 [pid 5065] close(4 [pid 5061] newfstatat(AT_FDCWD, "./69/file1", [pid 5060] getdents64(3, [pid 7193] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7189] <... futex resumed>) = 0 [pid 7183] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... close resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7193] mkdir("./file1", 000 [pid 7189] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7183] <... mprotect resumed>) = 0 [pid 5065] rmdir("./70/file1" [pid 5061] umount2("./69/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./69/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7193] <... mkdir resumed>) = 0 [pid 7183] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7193] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7183] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] getdents64(3, [pid 5061] openat(AT_FDCWD, "./69/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7193] <... futex resumed>) = 1 [pid 7189] <... futex resumed>) = 0 [pid 7183] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] <... openat resumed>) = 4 ./strace-static-x86_64: Process 7195 attached [pid 7189] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(3 [pid 5061] newfstatat(4, "", [pid 5060] <... umount2 resumed>) = 0 [pid 7195] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7189] <... futex resumed>) = 0 [pid 7183] <... clone3 resumed> => {parent_tid=[7195]}, 88) = 7195 [pid 5065] <... close resumed>) = 0 [pid 7193] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./69/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7195] <... rseq resumed>) = 0 [pid 7189] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7183] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] rmdir("./70" [pid 5061] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7195] set_robust_list(0x7fef411b19a0, 24 [pid 7183] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] newfstatat(AT_FDCWD, "./69/bus", [pid 7195] <... set_robust_list resumed>) = 0 [pid 7183] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] mkdir("./71", 0777 [pid 5061] umount2("./69/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7195] rt_sigprocmask(SIG_SETMASK, [], [pid 7183] <... futex resumed>) = 0 [pid 5065] <... mkdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./69/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7195] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7183] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] newfstatat(AT_FDCWD, "./69/file1/work", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7195] sendfile(3, 4, NULL, 281474978811911 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./69/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./69/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 4 [pid 5061] openat(AT_FDCWD, "./69/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7196 attached ) = 5 [pid 5060] newfstatat(4, "", [pid 7196] set_robust_list(0x555555f856a0, 24 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7196 [pid 5061] newfstatat(5, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7196] <... set_robust_list resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, [pid 7196] chdir("./71" [pid 5061] getdents64(5, [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7196] <... chdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] umount2("./69/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7196] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5061] getdents64(5, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7196] <... prctl resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(AT_FDCWD, "./69/bus/file0", [pid 7196] setpgid(0, 0 [pid 5061] close(5 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7196] <... setpgid resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 7196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5061] rmdir("./69/file1/work" [pid 5060] unlink("./69/bus/file0" [pid 7196] <... openat resumed>) = 3 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 5061] umount2("./69/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./69/file1/index", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7196] write(3, "1000", 4 [pid 5061] umount2("./69/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7196] <... write resumed>) = 4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(4, [pid 7196] close(3 [pid 5061] openat(AT_FDCWD, "./69/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7196] <... close resumed>) = 0 [pid 5061] <... openat resumed>) = 5 [pid 7196] symlink("/dev/binderfs", "./binderfs" [pid 5061] newfstatat(5, "", [pid 5060] close(4 [pid 7196] <... symlink resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... close resumed>) = 0 [pid 5061] getdents64(5, [pid 5060] rmdir("./69/bus" [pid 7196] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5061] close(5 [pid 7196] <... futex resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 7196] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5061] rmdir("./69/file1/index" [pid 7196] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7196] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5060] umount2("./69/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7196] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7196] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7196] <... mmap resumed>) = 0x7fef411b2000 [pid 7196] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(AT_FDCWD, "./69/binderfs", [pid 7196] <... mprotect resumed>) = 0 [pid 5061] close(4 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7196] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] <... close resumed>) = 0 [pid 5060] unlink("./69/binderfs" [pid 7186] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7186] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7196] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7195] <... sendfile resumed>) = 4 [pid 7186] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7185] <... sendfile resumed>) = 4 [pid 5061] rmdir("./69/file1" [pid 5060] <... unlink resumed>) = 0 [pid 7196] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7195] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7186] <... mmap resumed>) = 0x7fef41191000 [pid 7185] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 7198 attached [pid 7195] <... futex resumed>) = 1 [pid 7186] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7185] <... futex resumed>) = 0 [pid 7183] <... futex resumed>) = 0 [pid 5060] umount2("./69/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7198] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7196] <... clone3 resumed> => {parent_tid=[7198]}, 88) = 7198 [pid 7195] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7186] <... mprotect resumed>) = 0 [pid 7185] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7183] exit_group(0 [pid 5061] getdents64(3, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7198] <... rseq resumed>) = 0 [pid 7196] rt_sigprocmask(SIG_SETMASK, [], [pid 7195] <... futex resumed>) = ? [pid 7186] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7185] <... futex resumed>) = ? [pid 7183] <... exit_group resumed>) = ? [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7198] set_robust_list(0x7fef411d29a0, 24 [pid 7196] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7195] +++ exited with 0 +++ [pid 7193] <... mount resumed>) = 0 [pid 7186] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7185] +++ exited with 0 +++ [pid 7183] +++ exited with 0 +++ [pid 5061] close(3 [pid 5060] newfstatat(AT_FDCWD, "./69/file0", [pid 7198] <... set_robust_list resumed>) = 0 [pid 7196] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7198] rt_sigprocmask(SIG_SETMASK, [], [pid 7196] <... futex resumed>) = 0 [pid 7193] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7186] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7183, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7198] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7196] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] rmdir("./69" [pid 5060] umount2("./69/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7199 attached [pid 7198] mkdir("./file0", 000 [pid 7193] <... futex resumed>) = 1 [pid 7189] <... futex resumed>) = 0 [pid 5062] restart_syscall(<... resuming interrupted clone ...> [pid 7199] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7198] <... mkdir resumed>) = 0 [pid 7193] unlink(NULL [pid 7189] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7186] <... clone3 resumed> => {parent_tid=[7199]}, 88) = 7199 [pid 5062] <... restart_syscall resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7193] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7189] <... futex resumed>) = 0 [pid 7199] <... rseq resumed>) = 0 [pid 7193] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7189] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7186] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] <... rmdir resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./69/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7199] set_robust_list(0x7fef411b19a0, 24 [pid 7198] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7193] <... futex resumed>) = 0 [pid 7189] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7186] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] mkdir("./70", 0777 [pid 5060] <... openat resumed>) = 4 [pid 7199] <... set_robust_list resumed>) = 0 [pid 7198] <... futex resumed>) = 1 [pid 7196] <... futex resumed>) = 0 [pid 7193] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7189] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7186] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./70", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... mkdir resumed>) = 0 [pid 5060] newfstatat(4, "", [pid 7199] rt_sigprocmask(SIG_SETMASK, [], [pid 7198] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7196] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7193] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7189] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7199] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7193] chdir("./bus" [pid 7189] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7186] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7199] sendfile(3, 4, NULL, 281474978811911 [pid 7198] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7196] <... futex resumed>) = 0 [pid 7193] <... chdir resumed>) = 0 [pid 7186] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... openat resumed>) = 3 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] getdents64(4, [pid 7198] mkdir("./bus", 000 [pid 7196] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7193] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(3, "", [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 7200 attached [pid 7198] <... mkdir resumed>) = 0 [pid 7193] <... futex resumed>) = 1 [pid 7189] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7193] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] getdents64(3, [pid 7189] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7193] <... futex resumed>) = 0 [pid 7189] <... futex resumed>) = 1 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7200] set_robust_list(0x555555f856a0, 24 [pid 7193] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7189] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./70/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7200] <... set_robust_list resumed>) = 0 [pid 7193] <... open resumed>) = 3 [pid 5060] getdents64(4, [pid 7198] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7198] <... futex resumed>) = 1 [pid 7196] <... futex resumed>) = 0 [pid 7193] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7200 [pid 5060] close(4 [pid 7200] chdir("./70" [pid 7198] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7196] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7193] <... futex resumed>) = 1 [pid 7189] <... futex resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 7200] <... chdir resumed>) = 0 [pid 7198] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7196] <... futex resumed>) = 0 [pid 7193] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7189] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] rmdir("./69/file0" [pid 7200] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7198] mkdir("./file1", 000 [pid 7196] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7193] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7189] <... futex resumed>) = 0 [pid 7193] fcntl(-1, F_SETFL, O_RDONLY [pid 7189] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7200] <... prctl resumed>) = 0 [pid 7193] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7200] setpgid(0, 0 [pid 7193] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7200] <... setpgid resumed>) = 0 [pid 7189] <... futex resumed>) = 0 [pid 7193] <... futex resumed>) = 1 [pid 7189] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7200] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7193] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7189] <... futex resumed>) = 0 [pid 7200] <... openat resumed>) = 3 [pid 7193] <... openat resumed>) = 4 [pid 7189] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7200] write(3, "1000", 4 [pid 7193] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7189] <... futex resumed>) = 0 [pid 7193] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7189] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7200] <... write resumed>) = 4 [pid 7193] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7189] <... futex resumed>) = 0 [pid 7200] close(3 [pid 7193] sendfile(4, 4, NULL, 7 [pid 7189] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7200] <... close resumed>) = 0 [pid 7200] symlink("/dev/binderfs", "./binderfs" [pid 5060] <... rmdir resumed>) = 0 [pid 7198] <... mkdir resumed>) = 0 [pid 7200] <... symlink resumed>) = 0 [pid 5060] umount2("./69/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7198] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7196] <... futex resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 106.035096][ T7193] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7196] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7200] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7198] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7196] <... futex resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./69/file1", [pid 7200] <... futex resumed>) = 0 [pid 7200] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 7196] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7200] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5060] umount2("./69/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7200] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./69/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7200] <... mmap resumed>) = 0x7fef411b2000 [pid 7200] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5062] <... umount2 resumed>) = 0 [pid 5060] <... openat resumed>) = 4 [pid 5062] umount2("./70/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7200] <... mprotect resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7200] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7186] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] newfstatat(AT_FDCWD, "./70/bus", [pid 7200] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./70/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7200] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7198] <... mount resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7202 attached [pid 7198] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./70/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] newfstatat(4, "", [pid 7202] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7200] <... clone3 resumed> => {parent_tid=[7202]}, 88) = 7202 [pid 7198] <... futex resumed>) = 1 [pid 7196] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 7202] <... rseq resumed>) = 0 [pid 7200] rt_sigprocmask(SIG_SETMASK, [], [pid 7198] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7196] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7202] set_robust_list(0x7fef411d29a0, 24 [pid 7200] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7198] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7196] <... futex resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 7202] <... set_robust_list resumed>) = 0 [pid 7200] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7198] unlink(NULL [pid 7196] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] getdents64(4, [pid 7202] rt_sigprocmask(SIG_SETMASK, [], [pid 7200] <... futex resumed>) = 0 [pid 7198] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7202] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7200] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7198] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7202] mkdir("./file0", 000 [pid 7198] <... futex resumed>) = 1 [pid 7196] <... futex resumed>) = 0 [pid 7189] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7196] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7189] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7198] chdir("./bus" [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] umount2("./69/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7202] <... mkdir resumed>) = 0 [pid 7198] <... chdir resumed>) = 0 [pid 7196] <... futex resumed>) = 0 [pid 7189] <... futex resumed>) = 0 [pid 5062] umount2("./70/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7202] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7198] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7196] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7189] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7202] <... futex resumed>) = 1 [pid 7200] <... futex resumed>) = 0 [pid 7198] <... futex resumed>) = 0 [pid 7196] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7189] <... mmap resumed>) = 0x7fef41191000 [pid 5062] newfstatat(AT_FDCWD, "./70/bus/file0", [pid 5060] newfstatat(AT_FDCWD, "./69/file1/work", [pid 7202] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7200] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7198] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7196] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7189] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7202] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7200] <... futex resumed>) = 0 [pid 7199] <... sendfile resumed>) = 4 [pid 7198] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7189] <... mprotect resumed>) = 0 [pid 7187] <... sendfile resumed>) = 4 [pid 7202] mkdir("./bus", 000 [pid 7200] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7199] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7198] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7196] <... futex resumed>) = 0 [pid 7189] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7187] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7186] exit_group(0 [pid 5060] umount2("./69/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7202] <... mkdir resumed>) = 0 [pid 7199] <... futex resumed>) = ? [pid 7196] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7189] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7187] <... futex resumed>) = ? [pid 7186] <... exit_group resumed>) = ? [pid 7199] +++ exited with 0 +++ [pid 7202] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7189] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7187] +++ exited with 0 +++ [pid 5062] unlink("./70/bus/file0" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7204 attached [pid 5060] openat(AT_FDCWD, "./69/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7204] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7202] <... futex resumed>) = 1 [pid 7200] <... futex resumed>) = 0 [pid 7189] <... clone3 resumed> => {parent_tid=[7204]}, 88) = 7204 [pid 7204] <... rseq resumed>) = 0 [pid 7202] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7200] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7189] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] <... openat resumed>) = 5 [pid 7204] set_robust_list(0x7fef411b19a0, 24 [pid 7202] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7200] <... futex resumed>) = 0 [pid 7189] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 7198] <... open resumed>) = 3 [pid 7204] <... set_robust_list resumed>) = 0 [pid 7202] mkdir("./file1", 000 [pid 7200] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7189] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7186] +++ exited with 0 +++ [pid 7198] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 5060] newfstatat(5, "", [pid 7204] rt_sigprocmask(SIG_SETMASK, [], [pid 7202] <... mkdir resumed>) = 0 [pid 7198] <... futex resumed>) = 1 [pid 7196] <... futex resumed>) = 0 [pid 7189] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7204] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7202] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7198] fcntl(-1, F_SETFL, O_RDONLY [pid 7196] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7189] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7186, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5062] close(4 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7204] sendfile(3, 4, NULL, 281474978811911 [pid 7202] <... futex resumed>) = 1 [pid 7200] <... futex resumed>) = 0 [pid 7198] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7196] <... futex resumed>) = 0 [pid 5063] umount2("./71", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 7202] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7200] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7198] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7196] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./70/bus" [pid 5060] getdents64(5, [pid 7202] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7200] <... futex resumed>) = 0 [pid 7198] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7202] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7200] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7198] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7196] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] <... openat resumed>) = 3 [pid 5062] <... rmdir resumed>) = 0 [pid 5063] newfstatat(3, "", [pid 5062] umount2("./70/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(5, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7196] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(3, [ 106.112863][ T7198] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5062] newfstatat(AT_FDCWD, "./70/binderfs", [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] close(5 [pid 7196] <... futex resumed>) = 1 [pid 5063] umount2("./71/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] unlink("./70/binderfs" [pid 5060] <... close resumed>) = 0 [pid 7198] <... futex resumed>) = 0 [pid 7196] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... unlink resumed>) = 0 [pid 5060] rmdir("./69/file1/work" [pid 7198] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5062] umount2("./70/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./70/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7198] <... openat resumed>) = 4 [pid 5062] umount2("./70/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./69/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] openat(AT_FDCWD, "./70/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7198] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 4 [pid 5060] newfstatat(AT_FDCWD, "./69/file1/index", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7198] <... futex resumed>) = 1 [pid 7196] <... futex resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 7196] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7198] sendfile(4, 4, NULL, 7 [pid 7196] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./69/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7196] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./69/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... openat resumed>) = 5 [pid 5060] newfstatat(5, "", [pid 7202] <... mount resumed>) = 0 [pid 7189] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] <... umount2 resumed>) = 0 [pid 5062] getdents64(4, [pid 7202] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./71/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] close(4 [pid 5063] newfstatat(AT_FDCWD, "./71/bus", [pid 5062] <... close resumed>) = 0 [pid 7202] <... futex resumed>) = 0 [pid 7200] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] rmdir("./70/file0" [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] getdents64(5, [pid 7202] unlink(NULL [pid 7200] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7202] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7200] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7202] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7200] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./71/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... rmdir resumed>) = 0 [pid 7202] <... futex resumed>) = 0 [pid 7200] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./70/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(5, [pid 7202] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7200] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./71/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7202] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7200] <... futex resumed>) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5062] newfstatat(AT_FDCWD, "./70/file1", [pid 5060] close(5 [pid 7202] chdir("./bus" [pid 7200] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7202] <... chdir resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./70/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7202] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./70/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] rmdir("./69/file1/index" [pid 7204] <... sendfile resumed>) = 4 [pid 7202] <... futex resumed>) = 1 [pid 7200] <... futex resumed>) = 0 [pid 5063] getdents64(4, [pid 5062] <... openat resumed>) = 4 [pid 5060] <... rmdir resumed>) = 0 [pid 7200] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7193] <... sendfile resumed>) = 4 [pid 5062] newfstatat(4, "", [pid 7202] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7200] <... futex resumed>) = 0 [pid 7193] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7204] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7202] <... open resumed>) = 3 [pid 7200] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, [pid 7204] <... futex resumed>) = 0 [pid 5062] getdents64(4, [pid 7204] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7189] exit_group(0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] umount2("./71/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./70/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7204] <... futex resumed>) = ? [pid 7189] <... exit_group resumed>) = ? [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] close(4 [pid 7204] +++ exited with 0 +++ [pid 7202] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7193] <... futex resumed>) = ? [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./70/file1/work", [pid 5060] <... close resumed>) = 0 [pid 7202] <... futex resumed>) = 1 [pid 7200] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./71/bus/file0", [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] rmdir("./69/file1" [pid 7202] fcntl(-1, F_SETFL, O_RDONLY [pid 7200] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./70/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 7202] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7200] <... futex resumed>) = 0 [pid 7202] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [ 106.184776][ T7202] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7200] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] unlink("./71/bus/file0" [pid 7202] <... futex resumed>) = 0 [pid 7200] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7193] +++ exited with 0 +++ [pid 7189] +++ exited with 0 +++ [pid 5062] openat(AT_FDCWD, "./70/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(3, [pid 7202] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7200] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7189, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 5063] <... unlink resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7202] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7200] <... futex resumed>) = 0 [pid 5068] restart_syscall(<... resuming interrupted clone ...> [pid 5063] getdents64(4, [pid 5062] newfstatat(5, "", [pid 7202] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7200] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... restart_syscall resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(3 [pid 7202] <... openat resumed>) = 4 [pid 5063] close(4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... close resumed>) = 0 [pid 7202] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... close resumed>) = 0 [pid 5062] getdents64(5, [pid 7202] <... futex resumed>) = 1 [pid 7200] <... futex resumed>) = 0 [pid 5068] umount2("./72", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./71/bus" [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] rmdir("./69" [pid 7202] sendfile(4, 4, NULL, 7 [pid 7200] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7196] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... rmdir resumed>) = 0 [pid 5062] getdents64(5, [pid 5060] <... rmdir resumed>) = 0 [pid 7200] <... futex resumed>) = 0 [pid 7196] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] umount2("./71/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7200] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7196] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 3 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] close(5 [pid 7196] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] newfstatat(3, "", [pid 5063] newfstatat(AT_FDCWD, "./71/binderfs", [pid 5062] <... close resumed>) = 0 [pid 5060] mkdir("./70", 0777 [pid 7196] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] rmdir("./70/file1/work" [pid 7196] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5060] <... mkdir resumed>) = 0 [pid 7196] <... mprotect resumed>) = 0 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7196] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] getdents64(3, [pid 5063] unlink("./71/binderfs" [pid 5062] <... rmdir resumed>) = 0 [pid 7196] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... unlink resumed>) = 0 [pid 5062] umount2("./70/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7208 attached [pid 7196] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] umount2("./72/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./71/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7208] set_robust_list(0x555555f856a0, 24./strace-static-x86_64: Process 7209 attached [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./70/file1/index", [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7208 [pid 7208] <... set_robust_list resumed>) = 0 [pid 7196] <... clone3 resumed> => {parent_tid=[7209]}, 88) = 7209 [pid 5063] newfstatat(AT_FDCWD, "./71/file0", [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7209] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7208] chdir("./70" [pid 7196] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... umount2 resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./70/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7209] <... rseq resumed>) = 0 [pid 7208] <... chdir resumed>) = 0 [pid 7209] set_robust_list(0x7fef411b19a0, 24 [pid 7208] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7198] <... sendfile resumed>) = 4 [pid 7196] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] umount2("./71/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] umount2("./72/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7209] <... set_robust_list resumed>) = 0 [pid 7208] <... prctl resumed>) = 0 [pid 7209] rt_sigprocmask(SIG_SETMASK, [], [pid 7208] setpgid(0, 0 [pid 7198] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7196] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./70/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7209] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7196] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./72/bus", [pid 5063] openat(AT_FDCWD, "./71/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7209] sendfile(3, 4, NULL, 281474978811911 [pid 7208] <... setpgid resumed>) = 0 [pid 7198] <... futex resumed>) = 0 [pid 7196] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... openat resumed>) = 5 [pid 7209] <... sendfile resumed>) = 0 [pid 7208] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... openat resumed>) = 4 [pid 7209] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7208] <... openat resumed>) = 3 [pid 7209] <... futex resumed>) = 0 [pid 7209] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7208] write(3, "1000", 4 [pid 7200] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7198] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7196] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] umount2("./72/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(4, "", [pid 5062] newfstatat(5, "", [pid 7208] <... write resumed>) = 4 [pid 7200] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7196] exit_group(0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7209] <... futex resumed>) = ? [pid 7208] close(3 [pid 7200] <... futex resumed>) = 0 [pid 7198] <... futex resumed>) = ? [pid 7196] <... exit_group resumed>) = ? [pid 5068] openat(AT_FDCWD, "./72/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] getdents64(4, [pid 5062] getdents64(5, [pid 7209] +++ exited with 0 +++ [pid 7208] <... close resumed>) = 0 [pid 7200] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7198] +++ exited with 0 +++ [pid 5068] <... openat resumed>) = 4 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7208] symlink("/dev/binderfs", "./binderfs" [pid 7200] <... mmap resumed>) = 0x7fef41191000 [pid 7196] +++ exited with 0 +++ [pid 7208] <... symlink resumed>) = 0 [pid 7200] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7196, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5062] getdents64(5, [pid 7200] <... mprotect resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 5063] getdents64(4, [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7208] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7200] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] close(5 [pid 7208] <... futex resumed>) = 0 [pid 7200] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] getdents64(4, [pid 5063] close(4 [pid 5062] <... close resumed>) = 0 [pid 7208] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7200] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] <... close resumed>) = 0 [pid 5062] rmdir("./70/file1/index" [pid 5065] umount2("./71", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./71/file0"./strace-static-x86_64: Process 7212 attached [pid 7208] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7212] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7208] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7200] <... clone3 resumed> => {parent_tid=[7212]}, 88) = 7212 [pid 5063] <... rmdir resumed>) = 0 [pid 7212] <... rseq resumed>) = 0 [pid 7208] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7200] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] umount2("./72/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./71/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 7212] set_robust_list(0x7fef411b19a0, 24 [pid 7208] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7200] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7212] <... set_robust_list resumed>) = 0 [pid 7208] <... mmap resumed>) = 0x7fef411b2000 [pid 7200] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./72/bus/file0", [pid 5065] <... openat resumed>) = 3 [pid 5063] newfstatat(AT_FDCWD, "./71/file1", [pid 5062] close(4 [pid 7212] rt_sigprocmask(SIG_SETMASK, [], [pid 7208] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7200] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] newfstatat(3, "", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... close resumed>) = 0 [pid 7212] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7208] <... mprotect resumed>) = 0 [pid 7200] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] unlink("./72/bus/file0" [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] umount2("./71/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] rmdir("./70/file1" [pid 7212] sendfile(3, 4, NULL, 281474978811911 [pid 7208] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] getdents64(3, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... rmdir resumed>) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 7208] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7208] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5063] openat(AT_FDCWD, "./71/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] getdents64(3, ./strace-static-x86_64: Process 7213 attached [pid 7208] <... clone3 resumed> => {parent_tid=[7213]}, 88) = 7213 [pid 5068] getdents64(4, [pid 5065] umount2("./71/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... openat resumed>) = 4 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7213] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7208] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7213] <... rseq resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 7213] set_robust_list(0x7fef411d29a0, 24 [pid 5068] close(4 [pid 5062] close(3 [pid 7213] <... set_robust_list resumed>) = 0 [pid 7208] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... close resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... close resumed>) = 0 [pid 7213] rt_sigprocmask(SIG_SETMASK, [], [pid 7208] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./72/bus" [pid 5063] getdents64(4, [pid 5062] rmdir("./70" [pid 7213] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7208] <... futex resumed>) = 0 [pid 7213] mkdir("./file0", 000 [pid 7208] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7213] <... mkdir resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] <... rmdir resumed>) = 0 [pid 5063] umount2("./71/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] umount2("./72/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] mkdir("./71", 0777 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7213] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./72/binderfs", [pid 5063] newfstatat(AT_FDCWD, "./71/file1/work", [pid 7213] <... futex resumed>) = 1 [pid 7208] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... mkdir resumed>) = 0 [pid 7213] mkdir("./bus", 000 [pid 7208] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7202] <... sendfile resumed>) = 4 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./71/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7208] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7202] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] unlink("./72/binderfs"./strace-static-x86_64: Process 7214 attached [pid 7202] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7214] set_robust_list(0x555555f856a0, 24 [pid 7213] <... mkdir resumed>) = 0 [pid 7212] <... sendfile resumed>) = 4 [pid 7202] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... unlink resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./71/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7214 [pid 7214] <... set_robust_list resumed>) = 0 [pid 7212] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 5 [pid 5068] umount2("./72/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7214] chdir("./71" [pid 7213] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7212] <... futex resumed>) = 1 [pid 7200] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(5, "", [pid 7214] <... chdir resumed>) = 0 [pid 7213] <... futex resumed>) = 1 [pid 7212] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7208] <... futex resumed>) = 0 [pid 7200] exit_group(0 [pid 5068] newfstatat(AT_FDCWD, "./72/file0", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7214] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7213] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7212] <... futex resumed>) = ? [pid 7208] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7202] <... futex resumed>) = ? [pid 7200] <... exit_group resumed>) = ? [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... umount2 resumed>) = 0 [pid 7214] <... prctl resumed>) = 0 [pid 7213] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7212] +++ exited with 0 +++ [pid 7208] <... futex resumed>) = 0 [pid 7202] +++ exited with 0 +++ [pid 7200] +++ exited with 0 +++ [pid 5068] umount2("./72/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./71/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(5, [pid 7214] setpgid(0, 0 [pid 7213] mkdir("./file1", 000 [pid 7208] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7214] <... setpgid resumed>) = 0 [pid 7213] <... mkdir resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./72/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7200, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5065] newfstatat(AT_FDCWD, "./71/bus", [pid 5063] getdents64(5, [pid 7214] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5068] <... openat resumed>) = 4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] restart_syscall(<... resuming interrupted clone ...> [pid 7214] <... openat resumed>) = 3 [pid 5068] newfstatat(4, "", [pid 5065] umount2("./71/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(5 [pid 5061] <... restart_syscall resumed>) = 0 [pid 7214] write(3, "1000", 4 [pid 7213] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [pid 7214] <... write resumed>) = 4 [pid 7213] <... futex resumed>) = 1 [pid 7208] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5065] openat(AT_FDCWD, "./71/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] rmdir("./71/file1/work" [pid 7214] close(3 [pid 7213] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7208] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./70", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... openat resumed>) = 4 [pid 7214] <... close resumed>) = 0 [pid 7213] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7208] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7214] symlink("/dev/binderfs", "./binderfs" [pid 7213] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7208] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] <... rmdir resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7214] <... symlink resumed>) = 0 [pid 5068] getdents64(4, [pid 5065] newfstatat(4, "", [pid 5063] umount2("./71/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] close(4 [pid 5065] getdents64(4, [pid 5063] newfstatat(AT_FDCWD, "./71/file1/index", [pid 5068] <... close resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] rmdir("./72/file0" [pid 5065] umount2("./71/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./71/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./71/bus/file0", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] umount2("./72/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] openat(AT_FDCWD, "./71/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] unlink("./71/bus/file0" [pid 5063] <... openat resumed>) = 5 [pid 5068] newfstatat(AT_FDCWD, "./72/file1", [pid 5065] <... unlink resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] newfstatat(5, "", [pid 5068] umount2("./72/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./72/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] getdents64(4, [pid 5063] getdents64(5, [pid 5068] <... openat resumed>) = 4 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] close(4 [pid 5063] getdents64(5, [pid 5068] newfstatat(4, "", [pid 5065] <... close resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(4, [pid 5065] rmdir("./71/bus" [pid 5063] close(5 [pid 7214] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5061] <... openat resumed>) = 3 [pid 7214] <... futex resumed>) = 0 [pid 5061] newfstatat(3, "", [pid 7214] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 5068] umount2("./72/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./71/file1/index" [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7214] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./71/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 5061] getdents64(3, [pid 7214] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7213] <... mount resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./72/file1/work", [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7214] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7213] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] newfstatat(AT_FDCWD, "./71/binderfs", [pid 5063] getdents64(4, [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5068] umount2("./72/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] openat(AT_FDCWD, "./72/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] unlink("./71/binderfs" [pid 5063] close(4 [pid 7214] <... mmap resumed>) = 0x7fef411b2000 [pid 7214] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7213] <... futex resumed>) = 1 [pid 5065] <... unlink resumed>) = 0 [pid 5061] umount2("./70/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7214] <... mprotect resumed>) = 0 [pid 7213] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7208] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5063] <... close resumed>) = 0 [pid 5068] newfstatat(5, "", [pid 5065] umount2("./71/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./71/file1" [pid 7214] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7208] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7214] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7213] <... futex resumed>) = 0 [pid 7208] <... futex resumed>) = 1 [pid 5068] getdents64(5, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... rmdir resumed>) = 0 [pid 7214] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7213] unlink(NULL [pid 7208] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(AT_FDCWD, "./71/file0", [pid 5063] getdents64(3, ./strace-static-x86_64: Process 7215 attached [pid 7213] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7215] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7214] <... clone3 resumed> => {parent_tid=[7215]}, 88) = 7215 [pid 7213] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7215] <... rseq resumed>) = 0 [pid 7214] rt_sigprocmask(SIG_SETMASK, [], [pid 7213] <... futex resumed>) = 1 [pid 7208] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7215] set_robust_list(0x7fef411d29a0, 24 [pid 7214] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7213] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7208] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./71/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5068] getdents64(5, [pid 7215] <... set_robust_list resumed>) = 0 [pid 7214] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7213] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7208] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] close(3 [pid 7215] rt_sigprocmask(SIG_SETMASK, [], [pid 7214] <... futex resumed>) = 0 [pid 7213] chdir("./bus" [pid 7208] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7215] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7214] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7213] <... chdir resumed>) = 0 [pid 7215] mkdir("./file0", 000 [pid 7213] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(5 [pid 5065] openat(AT_FDCWD, "./71/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... close resumed>) = 0 [pid 7215] <... mkdir resumed>) = 0 [pid 7213] <... futex resumed>) = 1 [pid 7208] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5063] rmdir("./71" [pid 7213] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7208] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 4 [pid 7215] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7213] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7208] <... futex resumed>) = 0 [pid 7215] <... futex resumed>) = 1 [pid 7214] <... futex resumed>) = 0 [pid 7213] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7208] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... rmdir resumed>) = 0 [pid 5065] newfstatat(4, "", [pid 7215] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7214] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7213] <... open resumed>) = 3 [pid 5068] rmdir("./72/file1/work" [pid 7215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7214] <... futex resumed>) = 0 [pid 7213] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7215] mkdir("./bus", 000 [pid 7214] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7213] <... futex resumed>) = 1 [pid 7208] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7213] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7208] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] getdents64(4, [pid 5063] mkdir("./72", 0777 [pid 7215] <... mkdir resumed>) = 0 [pid 7213] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7208] <... futex resumed>) = 0 [pid 7213] fcntl(-1, F_SETFL, O_RDONLY [pid 7208] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7213] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7215] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7213] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] <... umount2 resumed>) = 0 [pid 7215] <... futex resumed>) = 1 [pid 7214] <... futex resumed>) = 0 [pid 7213] <... futex resumed>) = 1 [pid 7208] <... futex resumed>) = 0 [pid 5063] <... mkdir resumed>) = 0 [pid 5068] umount2("./72/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./70/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7215] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7214] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7213] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7208] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(4, [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7214] <... futex resumed>) = 0 [pid 7213] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7208] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(AT_FDCWD, "./70/bus", [pid 7215] mkdir("./file1", 000 [pid 7214] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7213] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7208] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./72/file1/index", [pid 5065] close(4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7216 attached [pid 7215] <... mkdir resumed>) = 0 [pid 7213] <... openat resumed>) = 4 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... close resumed>) = 0 [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7216 [pid 5061] umount2("./70/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7216] set_robust_list(0x555555f856a0, 24 [pid 7213] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./72/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] rmdir("./71/file0" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7216] <... set_robust_list resumed>) = 0 [pid 7215] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7213] <... futex resumed>) = 1 [pid 7208] <... futex resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./70/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7216] chdir("./72" [pid 7215] <... futex resumed>) = 1 [pid 7214] <... futex resumed>) = 0 [pid 7213] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7208] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 7216] <... chdir resumed>) = 0 [pid 7215] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7214] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7213] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7208] <... futex resumed>) = 0 [pid 5061] newfstatat(4, "", [pid 7216] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7214] <... futex resumed>) = 0 [pid 7213] sendfile(4, 4, NULL, 7 [pid 7208] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./72/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] umount2("./71/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7216] <... prctl resumed>) = 0 [pid 7215] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7214] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 5 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(4, [pid 7216] setpgid(0, 0 [pid 5068] newfstatat(5, "", [pid 5065] newfstatat(AT_FDCWD, "./71/file1", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7216] <... setpgid resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 106.385669][ T7213] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5061] umount2("./70/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5068] getdents64(5, [pid 5065] umount2("./71/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./71/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] <... openat resumed>) = 4 [pid 5061] newfstatat(AT_FDCWD, "./70/bus/file0", {st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] unlink("./70/bus/file0" [pid 7216] <... openat resumed>) = 3 [pid 5061] <... unlink resumed>) = 0 [pid 5068] getdents64(5, [pid 5065] newfstatat(4, "", [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] close(5) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7216] write(3, "1000", 4 [pid 5068] rmdir("./72/file1/index" [pid 5061] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] close(4) = 0 [pid 5061] rmdir("./70/bus" [pid 5068] <... rmdir resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5061] umount2("./70/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7216] <... write resumed>) = 4 [pid 5065] getdents64(4, [pid 5061] newfstatat(AT_FDCWD, "./70/binderfs", [pid 7216] close(3 [pid 5068] getdents64(4, [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7216] <... close resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] umount2("./71/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7216] symlink("/dev/binderfs", "./binderfs" [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] unlink("./70/binderfs" [pid 5068] close(4 [pid 5061] <... unlink resumed>) = 0 [pid 7216] <... symlink resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./71/file1/work", [pid 5061] umount2("./70/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... close resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7215] <... mount resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./70/file0", [pid 5068] rmdir("./72/file1" [pid 5065] umount2("./71/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7216] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./70/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7216] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./70/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... rmdir resumed>) = 0 [pid 7216] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5065] openat(AT_FDCWD, "./71/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] getdents64(3, [pid 5061] <... openat resumed>) = 4 [pid 7216] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5065] <... openat resumed>) = 5 [pid 7216] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] newfstatat(5, "", [pid 5061] newfstatat(4, "", [pid 7216] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] close(3 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7216] <... mmap resumed>) = 0x7fef411b2000 [pid 7215] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5061] getdents64(4, [pid 7216] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7215] <... futex resumed>) = 1 [pid 7214] <... futex resumed>) = 0 [pid 5068] rmdir("./72" [pid 5065] getdents64(5, [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7216] <... mprotect resumed>) = 0 [pid 7215] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7214] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(4, [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7216] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7214] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7215] unlink(NULL [pid 7214] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(5, [pid 5061] close(4 [pid 7215] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5068] <... rmdir resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7216] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7215] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] rmdir("./70/file0" [pid 7216] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7215] <... futex resumed>) = 1 [pid 7214] <... futex resumed>) = 0 [pid 5068] mkdir("./73", 0777 [pid 5065] close(5 [pid 7215] chdir("./bus" [pid 7214] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... rmdir resumed>) = 0 [pid 7215] <... chdir resumed>) = 0 [pid 7214] <... futex resumed>) = 0 ./strace-static-x86_64: Process 7218 attached [pid 7215] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7214] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... close resumed>) = 0 [pid 5061] umount2("./70/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7218] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7215] <... futex resumed>) = 0 [pid 7214] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] rmdir("./71/file1/work" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7218] <... rseq resumed>) = 0 [pid 7215] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7214] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7218] set_robust_list(0x7fef411d29a0, 24 [pid 7216] <... clone3 resumed> => {parent_tid=[7218]}, 88) = 7218 [pid 7215] <... open resumed>) = 3 [pid 7214] <... futex resumed>) = 0 [pid 5068] <... mkdir resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./70/file1", [pid 7218] <... set_robust_list resumed>) = 0 [pid 7216] rt_sigprocmask(SIG_SETMASK, [], [pid 7214] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7218] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7218] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] umount2("./70/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7218] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7215] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] openat(AT_FDCWD, "./70/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7215] <... futex resumed>) = 1 [pid 7214] <... futex resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 7216] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7215] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7214] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] umount2("./71/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(4, "", ./strace-static-x86_64: Process 7219 attached [pid 7216] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7214] <... futex resumed>) = 0 [pid 7208] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7219] set_robust_list(0x555555f856a0, 24 [pid 7218] <... futex resumed>) = 0 [pid 7216] <... futex resumed>) = 1 [pid 7215] fcntl(-1, F_SETFL, O_RDONLY [pid 7214] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7208] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7219 [pid 5065] newfstatat(AT_FDCWD, "./71/file1/index", [pid 7219] <... set_robust_list resumed>) = 0 [pid 7218] mkdir("./file0", 000 [pid 7216] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7215] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7208] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(4, [pid 7219] chdir("./73" [pid 7215] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7208] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7219] <... chdir resumed>) = 0 [pid 7215] <... futex resumed>) = 1 [pid 7214] <... futex resumed>) = 0 [pid 7208] <... mmap resumed>) = 0x7fef41191000 [pid 5065] umount2("./71/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7219] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7218] <... mkdir resumed>) = 0 [pid 7215] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7208] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7214] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./70/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7219] <... prctl resumed>) = 0 [pid 7218] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7215] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7208] <... mprotect resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./71/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7214] <... futex resumed>) = 0 [pid 7219] setpgid(0, 0 [pid 7218] <... futex resumed>) = 1 [pid 7216] <... futex resumed>) = 0 [pid 7215] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7214] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7208] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] newfstatat(AT_FDCWD, "./70/file1/work", [pid 7219] <... setpgid resumed>) = 0 [pid 7218] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7216] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7208] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... openat resumed>) = 5 [pid 7218] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7216] <... futex resumed>) = 0 [pid 7208] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7221 attached [pid 7219] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7216] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] umount2("./70/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7221] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7208] <... clone3 resumed> => {parent_tid=[7221]}, 88) = 7221 [pid 5065] newfstatat(5, "", [ 106.444928][ T7215] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7221] <... rseq resumed>) = 0 [pid 7219] <... openat resumed>) = 3 [pid 7218] mkdir("./bus", 000 [pid 7215] <... openat resumed>) = 4 [pid 7208] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7221] set_robust_list(0x7fef411b19a0, 24 [pid 7219] write(3, "1000", 4 [pid 7215] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7208] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] getdents64(5, [pid 5061] openat(AT_FDCWD, "./70/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7221] <... set_robust_list resumed>) = 0 [pid 7219] <... write resumed>) = 4 [pid 7218] <... mkdir resumed>) = 0 [pid 7215] <... futex resumed>) = 1 [pid 7214] <... futex resumed>) = 0 [pid 7208] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7221] rt_sigprocmask(SIG_SETMASK, [], [pid 7219] close(3 [pid 7214] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7208] <... futex resumed>) = 0 [pid 7215] sendfile(4, 4, NULL, 7 [pid 5065] getdents64(5, [pid 7218] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... openat resumed>) = 5 [pid 7221] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7219] <... close resumed>) = 0 [pid 7218] <... futex resumed>) = 1 [pid 7216] <... futex resumed>) = 0 [pid 7214] <... futex resumed>) = 0 [pid 7208] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(5, "", [pid 7221] sendfile(3, 4, NULL, 281474978811911 [pid 7219] symlink("/dev/binderfs", "./binderfs" [pid 7218] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7216] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7214] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] close(5 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7218] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7216] <... futex resumed>) = 0 [pid 5061] getdents64(5, [pid 7219] <... symlink resumed>) = 0 [pid 7218] mkdir("./file1", 000 [pid 7216] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... close resumed>) = 0 [pid 5065] rmdir("./71/file1/index") = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7219] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7218] <... mkdir resumed>) = 0 [pid 7218] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(5, [pid 7218] <... futex resumed>) = 1 [pid 7216] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7219] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 7219] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7219] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7216] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] close(5 [pid 7219] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7216] <... futex resumed>) = 0 [pid 5065] close(4 [pid 5061] <... close resumed>) = 0 [pid 7219] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7216] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... close resumed>) = 0 [pid 7219] <... mmap resumed>) = 0x7fef411b2000 [pid 7218] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5065] rmdir("./71/file1" [pid 5061] rmdir("./70/file1/work" [pid 7219] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7219] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7219] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5065] getdents64(3, [pid 5061] umount2("./70/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7222 attached [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7222] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053) = 0 [pid 5065] close(3 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7222] set_robust_list(0x7fef411d29a0, 24 [pid 7219] <... clone3 resumed> => {parent_tid=[7222]}, 88) = 7222 [pid 5065] <... close resumed>) = 0 [pid 7222] <... set_robust_list resumed>) = 0 [pid 7219] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] rmdir("./71" [pid 7222] rt_sigprocmask(SIG_SETMASK, [], [pid 7219] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./70/file1/index", [pid 7222] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7219] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7222] mkdir("./file0", 000 [pid 7219] <... futex resumed>) = 0 [pid 5061] umount2("./70/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7219] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7222] <... mkdir resumed>) = 0 [pid 5065] mkdir("./72", 0777 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... mkdir resumed>) = 0 [pid 7222] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7219] <... futex resumed>) = 0 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7222] mkdir("./bus", 000 [pid 7219] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7222] <... mkdir resumed>) = 0 [pid 7219] <... futex resumed>) = 0 [pid 7219] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7223 attached [pid 7222] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7221] <... sendfile resumed>) = 4 [pid 7218] <... mount resumed>) = 0 [pid 7213] <... sendfile resumed>) = 4 [pid 5061] openat(AT_FDCWD, "./70/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7223] set_robust_list(0x555555f856a0, 24 [pid 7222] <... futex resumed>) = 1 [pid 7221] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7219] <... futex resumed>) = 0 [pid 7218] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7213] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7223 [pid 7223] <... set_robust_list resumed>) = 0 [pid 7222] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7221] <... futex resumed>) = 1 [pid 7219] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7218] <... futex resumed>) = 1 [pid 7216] <... futex resumed>) = 0 [pid 7213] <... futex resumed>) = 0 [pid 7208] <... futex resumed>) = 0 [pid 5061] <... openat resumed>) = 5 [pid 7223] chdir("./72" [pid 7222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7221] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7219] <... futex resumed>) = 0 [pid 7218] unlink(NULL [pid 7216] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7213] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7208] exit_group(0 [pid 5061] newfstatat(5, "", [pid 7223] <... chdir resumed>) = 0 [pid 7222] mkdir("./file1", 000 [pid 7221] <... futex resumed>) = ? [pid 7219] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7218] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7216] <... futex resumed>) = 0 [pid 7213] <... futex resumed>) = ? [pid 7208] <... exit_group resumed>) = ? [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7223] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7222] <... mkdir resumed>) = 0 [pid 7221] +++ exited with 0 +++ [pid 7218] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7216] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7213] +++ exited with 0 +++ [pid 7223] <... prctl resumed>) = 0 [pid 7216] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7214] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] getdents64(5, [pid 7218] <... futex resumed>) = 0 [pid 7223] setpgid(0, 0 [pid 7222] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7218] chdir("./bus" [pid 7216] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7214] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7223] <... setpgid resumed>) = 0 [pid 7222] <... futex resumed>) = 1 [pid 7219] <... futex resumed>) = 0 [pid 7218] <... chdir resumed>) = 0 [pid 7216] <... futex resumed>) = 0 [pid 7214] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7222] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7219] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7218] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7216] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7214] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] getdents64(5, [pid 7223] <... openat resumed>) = 3 [pid 7219] <... futex resumed>) = 0 [pid 7218] <... futex resumed>) = 0 [pid 7216] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7214] <... mmap resumed>) = 0x7fef41191000 [pid 7208] +++ exited with 0 +++ [pid 7223] write(3, "1000", 4 [pid 7218] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7216] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7214] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7208, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7223] <... write resumed>) = 4 [pid 7218] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7216] <... futex resumed>) = 0 [pid 5061] close(5 [pid 7216] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7223] close(3 [pid 7218] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7214] <... mprotect resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 7223] <... close resumed>) = 0 [pid 5060] umount2("./70", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7223] symlink("/dev/binderfs", "./binderfs" [pid 5061] rmdir("./70/file1/index" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7219] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... rmdir resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./70", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7223] <... symlink resumed>) = 0 [pid 7223] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... openat resumed>) = 3 [pid 7223] <... futex resumed>) = 0 [pid 5060] newfstatat(3, "", [pid 7223] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7223] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7214] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7223] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] getdents64(3, [pid 7214] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7223] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7223] <... mmap resumed>) = 0x7fef411b2000 [pid 5060] umount2("./70/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7214] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7223] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7223] rt_sigprocmask(SIG_BLOCK, ~[], ./strace-static-x86_64: Process 7225 attached [pid 7214] <... clone3 resumed> => {parent_tid=[7225]}, 88) = 7225 [pid 7225] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7223] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7214] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] getdents64(4, [pid 7225] <... rseq resumed>) = 0 [pid 7223] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7214] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7225] set_robust_list(0x7fef411b19a0, 24 [pid 7214] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7225] <... set_robust_list resumed>) = 0 [pid 7223] <... clone3 resumed> => {parent_tid=[7226]}, 88) = 7226 [pid 7218] <... open resumed>) = 3 [pid 7214] <... futex resumed>) = 0 ./strace-static-x86_64: Process 7226 attached [pid 7226] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7225] rt_sigprocmask(SIG_SETMASK, [], [pid 7223] rt_sigprocmask(SIG_SETMASK, [], [pid 7214] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7226] <... rseq resumed>) = 0 [pid 7225] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7223] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7226] set_robust_list(0x7fef411d29a0, 24 [pid 7225] sendfile(3, 4, NULL, 281474978811911 [pid 7223] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7226] <... set_robust_list resumed>) = 0 [pid 7223] <... futex resumed>) = 0 [pid 7226] rt_sigprocmask(SIG_SETMASK, [], [pid 7218] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] close(4 [pid 7226] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7223] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7218] <... futex resumed>) = 1 [pid 7216] <... futex resumed>) = 0 [pid 7226] mkdir("./file0", 000 [pid 7218] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7216] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... close resumed>) = 0 [pid 7216] <... futex resumed>) = 0 [pid 7218] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] rmdir("./70/file1" [pid 7218] fcntl(-1, F_SETFL, O_RDONLY [pid 7216] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7218] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7226] <... mkdir resumed>) = 0 [pid 7218] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7216] <... futex resumed>) = 0 [pid 7218] <... futex resumed>) = 1 [pid 7218] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7216] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7216] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7218] <... openat resumed>) = 4 [pid 7218] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7216] <... futex resumed>) = 0 [pid 7218] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7216] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7218] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7216] <... futex resumed>) = 0 [pid 7218] sendfile(4, 4, NULL, 7 [pid 7216] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7226] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7223] <... futex resumed>) = 0 [pid 7226] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7223] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7223] <... futex resumed>) = 0 [pid 7226] mkdir("./bus", 000 [ 106.535374][ T7218] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 106.571162][ T7222] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7223] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7226] <... mkdir resumed>) = 0 [pid 7222] <... mount resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = 0 [pid 7226] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7222] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(3, [pid 7226] <... futex resumed>) = 1 [pid 7223] <... futex resumed>) = 0 [pid 7222] <... futex resumed>) = 1 [pid 7219] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] umount2("./70/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7226] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7223] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7222] unlink(NULL [pid 7219] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] close(3 [pid 7226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7225] <... sendfile resumed>) = 4 [pid 7223] <... futex resumed>) = 0 [pid 7222] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7219] <... futex resumed>) = 0 [pid 7215] <... sendfile resumed>) = 4 [pid 5061] <... close resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7226] mkdir("./file1", 000 [pid 7225] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7223] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7222] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7219] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7215] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] rmdir("./70" [pid 7226] <... mkdir resumed>) = 0 [pid 7225] <... futex resumed>) = 1 [pid 7222] <... futex resumed>) = 0 [pid 7219] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7215] <... futex resumed>) = 0 [pid 7214] <... futex resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./70/bus", [pid 7225] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7222] chdir("./bus" [pid 7219] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7215] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7214] exit_group(0 [pid 5061] mkdir("./71", 0777 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7226] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7225] <... futex resumed>) = ? [pid 7222] <... chdir resumed>) = 0 [pid 7219] <... futex resumed>) = 0 [pid 7215] <... futex resumed>) = ? [pid 7214] <... exit_group resumed>) = ? [pid 5061] <... mkdir resumed>) = 0 [pid 7226] <... futex resumed>) = 1 [pid 7225] +++ exited with 0 +++ [pid 7223] <... futex resumed>) = 0 [pid 7222] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7219] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] umount2("./70/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7223] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7222] <... futex resumed>) = 0 [pid 7219] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7226] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7223] <... futex resumed>) = 0 [pid 7222] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7219] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7223] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7222] <... open resumed>) = 3 [pid 7219] <... futex resumed>) = 0 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7219] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] openat(AT_FDCWD, "./70/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5060] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7215] +++ exited with 0 +++ [pid 7214] +++ exited with 0 +++ [pid 5060] getdents64(4, [pid 7222] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7222] <... futex resumed>) = 1 [pid 7219] <... futex resumed>) = 0 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7214, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- ./strace-static-x86_64: Process 7229 attached [pid 7222] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7219] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./71", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./70/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7229] set_robust_list(0x555555f856a0, 24 [pid 7222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7219] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7229 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7229] <... set_robust_list resumed>) = 0 [pid 7222] fcntl(-1, F_SETFL, O_RDONLY [pid 7219] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] newfstatat(AT_FDCWD, "./70/bus/file0", [pid 7222] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5062] <... openat resumed>) = 3 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7222] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(3, "", [pid 5060] unlink("./70/bus/file0" [pid 7222] <... futex resumed>) = 1 [pid 7219] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7222] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7219] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(3, [pid 7222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7219] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] <... unlink resumed>) = 0 [pid 7222] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7219] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./71/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7222] <... openat resumed>) = 4 [pid 5060] getdents64(4, [pid 7229] chdir("./71" [pid 7222] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7222] <... futex resumed>) = 1 [pid 7219] <... futex resumed>) = 0 [pid 7229] <... chdir resumed>) = 0 [pid 7219] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7216] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] close(4 [pid 7222] sendfile(4, 4, NULL, 7 [pid 7219] <... futex resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 7219] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] rmdir("./70/bus") = 0 [pid 5060] umount2("./70/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7229] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7216] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7229] <... prctl resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7229] setpgid(0, 0 [pid 7216] <... futex resumed>) = 0 [pid 7229] <... setpgid resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./70/binderfs", [pid 7229] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7216] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7229] write(3, "1000", 4 [pid 7226] <... mount resumed>) = 0 [pid 7229] <... write resumed>) = 4 [pid 7216] <... mmap resumed>) = 0x7fef41191000 [pid 5062] <... umount2 resumed>) = 0 [pid 5060] unlink("./70/binderfs" [pid 7229] close(3 [pid 7226] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7216] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] umount2("./71/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7229] <... close resumed>) = 0 [pid 7226] <... futex resumed>) = 1 [pid 7223] <... futex resumed>) = 0 [pid 7216] <... mprotect resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... unlink resumed>) = 0 [pid 7229] symlink("/dev/binderfs", "./binderfs" [pid 7226] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7223] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7216] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] newfstatat(AT_FDCWD, "./71/bus", [pid 7229] <... symlink resumed>) = 0 [pid 7226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7223] <... futex resumed>) = 0 [pid 7216] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7229] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7226] unlink(NULL [pid 7223] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7216] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./70/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7229] <... futex resumed>) = 0 [pid 5062] umount2("./71/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7229] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7216] <... clone3 resumed> => {parent_tid=[7231]}, 88) = 7231 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./70/file0", ./strace-static-x86_64: Process 7231 attached [pid 7229] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7216] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] openat(AT_FDCWD, "./71/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7231] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7229] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7226] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7216] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7231] <... rseq resumed>) = 0 [pid 7229] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7226] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7216] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 4 [pid 5060] umount2("./70/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7231] set_robust_list(0x7fef411b19a0, 24 [pid 7229] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7226] <... futex resumed>) = 1 [pid 7223] <... futex resumed>) = 0 [pid 7216] <... futex resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7231] <... set_robust_list resumed>) = 0 [pid 7229] <... mmap resumed>) = 0x7fef411b2000 [pid 7226] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7223] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7216] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7231] rt_sigprocmask(SIG_SETMASK, [], [pid 7229] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7223] <... futex resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./70/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7231] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7229] <... mprotect resumed>) = 0 [pid 7226] chdir("./bus" [pid 7223] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(4, [pid 7231] sendfile(3, 4, NULL, 281474978811911 [pid 7229] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7226] <... chdir resumed>) = 0 [pid 5060] <... openat resumed>) = 4 [pid 7229] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7229] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5060] newfstatat(4, "", ./strace-static-x86_64: Process 7232 attached {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7232] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7229] <... clone3 resumed> => {parent_tid=[7232]}, 88) = 7232 [pid 7232] <... rseq resumed>) = 0 [pid 7229] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] getdents64(4, [pid 7232] set_robust_list(0x7fef411d29a0, 24 [pid 7229] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7232] <... set_robust_list resumed>) = 0 [pid 7229] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7232] rt_sigprocmask(SIG_SETMASK, [], [pid 7229] <... futex resumed>) = 0 [pid 5060] getdents64(4, [pid 7232] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7229] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7232] mkdir("./file0", 000 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7232] <... mkdir resumed>) = 0 [pid 7226] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./71/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] close(4 [pid 7226] <... futex resumed>) = 1 [pid 7223] <... futex resumed>) = 0 [ 106.653354][ T7226] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7232] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7226] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7223] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./71/bus/file0", [pid 5060] <... close resumed>) = 0 [pid 7232] <... futex resumed>) = 1 [pid 7229] <... futex resumed>) = 0 [pid 7232] mkdir("./bus", 000 [pid 7229] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7223] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] rmdir("./70/file0" [pid 7232] <... mkdir resumed>) = 0 [pid 7229] <... futex resumed>) = 0 [pid 7226] <... open resumed>) = 3 [pid 7223] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7219] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] unlink("./71/bus/file0" [pid 7229] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7226] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7223] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7219] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... rmdir resumed>) = 0 [pid 7232] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7226] <... futex resumed>) = 0 [pid 7223] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7219] <... futex resumed>) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 7232] <... futex resumed>) = 1 [pid 7229] <... futex resumed>) = 0 [pid 7226] fcntl(-1, F_SETFL, O_RDONLY [pid 7223] <... futex resumed>) = 0 [pid 7219] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] getdents64(4, [pid 5060] umount2("./70/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7232] mkdir("./file1", 000 [pid 7229] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7226] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7223] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7219] <... mmap resumed>) = 0x7fef41191000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7232] <... mkdir resumed>) = 0 [pid 7229] <... futex resumed>) = 0 [pid 7226] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7219] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] close(4 [pid 7229] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7226] <... futex resumed>) = 1 [pid 7223] <... futex resumed>) = 0 [pid 7219] <... mprotect resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 7226] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7223] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7219] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] rmdir("./71/bus" [pid 5060] newfstatat(AT_FDCWD, "./70/file1", [pid 7232] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7226] <... openat resumed>) = 4 [pid 7223] <... futex resumed>) = 0 [pid 7219] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7232] <... futex resumed>) = 1 [pid 7229] <... futex resumed>) = 0 [pid 7226] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7223] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7219] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] <... rmdir resumed>) = 0 [pid 5060] umount2("./70/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7232] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7231] <... sendfile resumed>) = 4 [pid 7229] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7226] <... futex resumed>) = 0 [pid 7223] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7218] <... sendfile resumed>) = 4 [pid 5062] umount2("./71/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7233 attached [pid 7231] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7229] <... futex resumed>) = 0 [pid 7226] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7223] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7218] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7233] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7231] <... futex resumed>) = 1 [pid 7226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7223] <... futex resumed>) = 0 [pid 7218] <... futex resumed>) = 0 [pid 7216] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./71/binderfs", [pid 7233] <... rseq resumed>) = 0 [pid 7231] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7226] sendfile(4, 4, NULL, 7 [pid 7223] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7218] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7233] set_robust_list(0x7fef411b19a0, 24 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7229] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7219] <... clone3 resumed> => {parent_tid=[7233]}, 88) = 7233 [pid 5060] openat(AT_FDCWD, "./70/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7233] <... set_robust_list resumed>) = 0 [pid 7219] rt_sigprocmask(SIG_SETMASK, [], [pid 7216] exit_group(0 [pid 5062] unlink("./71/binderfs" [pid 5060] <... openat resumed>) = 4 [pid 7233] rt_sigprocmask(SIG_SETMASK, [], [pid 7231] <... futex resumed>) = ? [pid 7219] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] newfstatat(4, "", [pid 7233] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 7231] +++ exited with 0 +++ [pid 7233] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7218] <... futex resumed>) = ? [pid 7216] <... exit_group resumed>) = ? [pid 5062] umount2("./71/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7218] +++ exited with 0 +++ [pid 7219] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7233] <... futex resumed>) = 0 [pid 7219] <... futex resumed>) = 1 [pid 5062] newfstatat(AT_FDCWD, "./71/file0", [pid 5060] getdents64(4, [pid 7233] sendfile(3, 4, NULL, 281474978811911 [pid 7219] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] umount2("./71/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./70/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7216] +++ exited with 0 +++ [pid 5062] openat(AT_FDCWD, "./71/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... openat resumed>) = 4 [pid 5060] newfstatat(AT_FDCWD, "./70/file1/work", [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7216, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5062] newfstatat(4, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./70/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] openat(AT_FDCWD, "./70/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] umount2("./72", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 5060] <... openat resumed>) = 5 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(5, "", [pid 5063] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] close(4 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... openat resumed>) = 3 [pid 5062] <... close resumed>) = 0 [pid 5060] getdents64(5, [pid 5063] newfstatat(3, "", [pid 5062] rmdir("./71/file0" [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, [pid 5063] getdents64(3, [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] umount2("./71/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] close(5 [pid 5063] umount2("./72/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... close resumed>) = 0 [pid 5060] rmdir("./70/file1/work" [pid 5062] newfstatat(AT_FDCWD, "./71/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./71/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./71/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5060] <... rmdir resumed>) = 0 [pid 5062] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./70/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./70/file1/index", [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./70/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./70/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5060] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, [pid 5062] umount2("./71/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7232] <... mount resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(5) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./70/file1/index" [pid 5062] newfstatat(AT_FDCWD, "./71/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./71/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./71/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(4, [pid 5063] <... umount2 resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7232] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./72/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(5, "", [pid 5060] close(4 [pid 7232] <... futex resumed>) = 1 [pid 7229] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... close resumed>) = 0 [pid 7232] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7229] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./72/bus", [pid 5062] getdents64(5, [pid 5060] rmdir("./70/file1" [pid 7232] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7229] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7232] unlink(NULL [pid 7229] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./72/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(5, [pid 5060] <... rmdir resumed>) = 0 [pid 7232] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7232] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(3, [pid 5062] close(5 [pid 7232] <... futex resumed>) = 1 [pid 7229] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./72/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] <... close resumed>) = 0 [ 106.735809][ T7232] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7232] chdir("./bus" [pid 7229] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 4 [pid 5062] rmdir("./71/file1/work" [pid 7232] <... chdir resumed>) = 0 [pid 7229] <... futex resumed>) = 0 [pid 5060] close(3 [pid 7229] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(4, "", [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 7232] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7223] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] umount2("./71/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7232] <... futex resumed>) = 1 [pid 7229] <... futex resumed>) = 0 [pid 7223] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(4, [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./70" [pid 7232] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7229] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7223] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] newfstatat(AT_FDCWD, "./71/file1/index", [pid 5060] <... rmdir resumed>) = 0 [pid 7232] <... open resumed>) = 3 [pid 7229] <... futex resumed>) = 0 [pid 7223] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7219] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] umount2("./72/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7229] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7223] <... mmap resumed>) = 0x7fef41191000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./71/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7223] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] newfstatat(AT_FDCWD, "./72/bus/file0", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] mkdir("./71", 0777 [pid 7223] <... mprotect resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] openat(AT_FDCWD, "./71/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7232] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7223] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] unlink("./72/bus/file0" [pid 5060] <... mkdir resumed>) = 0 [pid 7232] <... futex resumed>) = 1 [pid 7229] <... futex resumed>) = 0 [pid 7223] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... openat resumed>) = 5 [pid 7229] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7223] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] newfstatat(5, "", ./strace-static-x86_64: Process 7236 attached [pid 7232] fcntl(-1, F_SETFL, O_RDONLY [pid 7229] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7236] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7232] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7229] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7223] <... clone3 resumed> => {parent_tid=[7236]}, 88) = 7236 [pid 5062] getdents64(5, [pid 7236] <... rseq resumed>) = 0 [pid 7232] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7229] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7223] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] <... unlink resumed>) = 0 [pid 7236] set_robust_list(0x7fef411b19a0, 24 [pid 7232] <... futex resumed>) = 0 [pid 7229] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7223] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] getdents64(4, [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7236] <... set_robust_list resumed>) = 0 [pid 7232] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7229] <... futex resumed>) = 0 ./strace-static-x86_64: Process 7237 attached [pid 7236] rt_sigprocmask(SIG_SETMASK, [], [pid 7233] <... sendfile resumed>) = 4 [pid 7232] <... openat resumed>) = 4 [pid 7229] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7223] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7222] <... sendfile resumed>) = 4 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] getdents64(5, [pid 7237] set_robust_list(0x555555f856a0, 24 [pid 7236] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7233] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7232] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7229] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7223] <... futex resumed>) = 0 [pid 7222] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] close(4 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7237] <... set_robust_list resumed>) = 0 [pid 7236] sendfile(3, 4, NULL, 281474978811911 [pid 7233] <... futex resumed>) = 0 [pid 7232] <... futex resumed>) = 0 [pid 7229] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7237] chdir("./71" [pid 7232] sendfile(4, 4, NULL, 7 [pid 7229] <... futex resumed>) = 0 [pid 7237] <... chdir resumed>) = 0 [pid 7233] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7229] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7223] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7222] <... futex resumed>) = 0 [pid 7219] exit_group(0 [pid 5063] <... close resumed>) = 0 [pid 5062] close(5 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7237 [pid 7237] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7233] <... futex resumed>) = ? [pid 7219] <... exit_group resumed>) = ? [pid 5063] rmdir("./72/bus" [pid 5062] <... close resumed>) = 0 [pid 7237] <... prctl resumed>) = 0 [pid 7233] +++ exited with 0 +++ [pid 7237] setpgid(0, 0) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] rmdir("./71/file1/index" [pid 7237] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7222] +++ exited with 0 +++ [pid 7219] +++ exited with 0 +++ [pid 5063] umount2("./72/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... rmdir resumed>) = 0 [pid 7237] <... openat resumed>) = 3 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7219, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(4, [pid 7237] write(3, "1000", 4 [pid 5068] umount2("./73", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./72/binderfs", [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7237] <... write resumed>) = 4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] close(4 [pid 5068] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] unlink("./72/binderfs" [pid 5062] <... close resumed>) = 0 [pid 5062] rmdir("./71/file1" [pid 7237] close(3 [pid 5068] <... openat resumed>) = 3 [pid 7237] <... close resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7237] symlink("/dev/binderfs", "./binderfs" [pid 5068] newfstatat(3, "", [pid 7237] <... symlink resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... unlink resumed>) = 0 [pid 5062] getdents64(3, [pid 5063] umount2("./72/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] close(3 [pid 7237] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 5062] <... close resumed>) = 0 [pid 7237] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./71" [pid 7237] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] umount2("./73/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7237] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7237] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5063] newfstatat(AT_FDCWD, "./72/file0", [pid 5062] <... rmdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] mkdir("./72", 0777 [pid 7237] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 7237] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7237] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] umount2("./72/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7237] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7237] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7240 attached [pid 5063] openat(AT_FDCWD, "./72/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7240] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7237] <... clone3 resumed> => {parent_tid=[7240]}, 88) = 7240 [pid 7240] <... rseq resumed>) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5062] <... mkdir resumed>) = 0 [pid 7240] set_robust_list(0x7fef411d29a0, 24 [pid 7237] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] newfstatat(4, "", [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7240] <... set_robust_list resumed>) = 0 [pid 7237] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7240] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 7240] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7237] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7240] mkdir("./file0", 000 [pid 7237] <... futex resumed>) = 0 [pid 7240] <... mkdir resumed>) = 0 [pid 7237] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 7241 attached [pid 5063] close(4 [pid 7241] set_robust_list(0x555555f856a0, 24 [pid 7240] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... close resumed>) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7241 [pid 7241] <... set_robust_list resumed>) = 0 [pid 5063] rmdir("./72/file0" [pid 7241] chdir("./72" [pid 7240] <... futex resumed>) = 1 [pid 7237] <... futex resumed>) = 0 [pid 7241] <... chdir resumed>) = 0 [pid 7240] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7237] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7229] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7223] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... umount2 resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7241] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7240] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7237] <... futex resumed>) = 0 [pid 7229] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./73/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7241] <... prctl resumed>) = 0 [pid 7240] mkdir("./bus", 000 [pid 7237] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7229] <... futex resumed>) = 0 [pid 5063] umount2("./72/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7241] setpgid(0, 0 [pid 7240] <... mkdir resumed>) = 0 [pid 7229] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef41191000 [pid 7241] <... setpgid resumed>) = 0 [pid 7229] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] newfstatat(AT_FDCWD, "./73/bus", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7241] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7229] <... mprotect resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./72/file1", [pid 7241] <... openat resumed>) = 3 [pid 7240] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7229] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7241] write(3, "1000", 4 [pid 7240] <... futex resumed>) = 1 [pid 7237] <... futex resumed>) = 0 [pid 7229] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7241] <... write resumed>) = 4 [pid 7240] mkdir("./file1", 000 [pid 7237] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7229] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] umount2("./72/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7241] close(3 [pid 7240] <... mkdir resumed>) = 0 [pid 7237] <... futex resumed>) = 0 [pid 5068] umount2("./73/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7242 attached [pid 7241] <... close resumed>) = 0 [pid 7229] <... clone3 resumed> => {parent_tid=[7242]}, 88) = 7242 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7242] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7241] symlink("/dev/binderfs", "./binderfs" [pid 7237] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7229] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] openat(AT_FDCWD, "./73/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] openat(AT_FDCWD, "./72/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7242] <... rseq resumed>) = 0 [pid 7241] <... symlink resumed>) = 0 [pid 7240] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7229] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5063] <... openat resumed>) = 4 [pid 7241] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7240] <... futex resumed>) = 1 [pid 7237] <... futex resumed>) = 0 [pid 7229] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(4, "", [pid 7242] set_robust_list(0x7fef411b19a0, 24 [pid 7241] <... futex resumed>) = 0 [pid 7240] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7237] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7229] <... futex resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7242] <... set_robust_list resumed>) = 0 [pid 7241] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 7236] <... sendfile resumed>) = 4 [pid 7242] rt_sigprocmask(SIG_SETMASK, [], [pid 7241] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7236] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7242] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7242] sendfile(3, 4, NULL, 281474978811911 [pid 7241] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7236] <... futex resumed>) = 0 [pid 7226] <... sendfile resumed>) = 4 [pid 7237] <... futex resumed>) = 0 [pid 7236] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7229] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, [pid 5063] getdents64(4, [pid 7241] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7237] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7226] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7223] exit_group(0 [pid 7241] <... mmap resumed>) = 0x7fef411b2000 [pid 7223] <... exit_group resumed>) = ? [pid 5068] umount2("./73/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./72/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7236] <... futex resumed>) = ? [pid 7226] <... futex resumed>) = ? [pid 7241] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7236] +++ exited with 0 +++ [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./73/bus/file0", [pid 7226] +++ exited with 0 +++ [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7241] <... mprotect resumed>) = 0 [pid 5068] unlink("./73/bus/file0" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./72/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5063] umount2("./72/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7241] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] openat(AT_FDCWD, "./72/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] close(4) = 0 [pid 5063] <... openat resumed>) = 5 [pid 7241] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] rmdir("./73/bus" [pid 7241] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5063] newfstatat(5, "", ./strace-static-x86_64: Process 7244 attached [pid 7241] <... clone3 resumed> => {parent_tid=[7244]}, 88) = 7244 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7244] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7241] rt_sigprocmask(SIG_SETMASK, [], [pid 7244] <... rseq resumed>) = 0 [pid 7241] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7244] set_robust_list(0x7fef411d29a0, 24 [pid 5063] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7223] +++ exited with 0 +++ [pid 5068] <... rmdir resumed>) = 0 [pid 5063] close(5) = 0 [pid 5063] rmdir("./72/file1/work" [pid 5068] umount2("./73/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./72/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] newfstatat(AT_FDCWD, "./73/binderfs", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] newfstatat(AT_FDCWD, "./72/file1/index", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./72/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7244] <... set_robust_list resumed>) = 0 [pid 7241] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7223, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7244] rt_sigprocmask(SIG_SETMASK, [], [pid 7241] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./72/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7244] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7241] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... openat resumed>) = 5 [pid 7244] mkdir("./file0", 000 [pid 5063] newfstatat(5, "", [pid 5068] unlink("./73/binderfs" [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7244] <... mkdir resumed>) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5063] getdents64(5, [pid 7244] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./73/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7244] <... futex resumed>) = 1 [pid 7241] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(5, [pid 7244] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7241] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./73/file0", [pid 5065] umount2("./72", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7244] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7241] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] close(5 [pid 7244] mkdir("./bus", 000 [pid 7241] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./73/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... close resumed>) = 0 [pid 7244] <... mkdir resumed>) = 0 [pid 5065] <... openat resumed>) = 3 [pid 5063] rmdir("./72/file1/index" [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./73/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7244] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(3, [pid 7244] <... futex resumed>) = 1 [pid 7241] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... rmdir resumed>) = 0 [pid 7244] mkdir("./file1", 000 [pid 7241] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./72/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7244] <... mkdir resumed>) = 0 [pid 7241] <... futex resumed>) = 0 [pid 7240] <... mount resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 5063] getdents64(4, [pid 7241] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(4, [pid 7244] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7240] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7244] <... futex resumed>) = 1 [pid 7241] <... futex resumed>) = 0 [pid 7244] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7241] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7244] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7241] <... futex resumed>) = 0 [ 106.907944][ T7240] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7244] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7241] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7240] <... futex resumed>) = 1 [pid 7237] <... futex resumed>) = 0 [pid 7229] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7240] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7237] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7237] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5063] close(4 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... close resumed>) = 0 [pid 5068] close(4 [pid 5063] rmdir("./72/file1" [pid 7240] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7237] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 7244] <... mount resumed>) = 0 [pid 7242] <... sendfile resumed>) = 4 [pid 7240] unlink(NULL [pid 7232] <... sendfile resumed>) = 4 [pid 5068] rmdir("./73/file0" [pid 5063] <... rmdir resumed>) = 0 [pid 7242] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7240] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7232] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7242] <... futex resumed>) = 0 [pid 7242] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7244] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7240] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7232] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = 0 [pid 7244] <... futex resumed>) = 1 [pid 7241] <... futex resumed>) = 0 [pid 7240] <... futex resumed>) = 1 [pid 7237] <... futex resumed>) = 0 [pid 7229] exit_group(0 [pid 5065] umount2("./72/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(3, [pid 7244] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7242] <... futex resumed>) = ? [pid 7241] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7240] chdir("./bus" [pid 7237] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7232] +++ exited with 0 +++ [pid 7229] <... exit_group resumed>) = ? [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7244] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7242] +++ exited with 0 +++ [pid 7241] <... futex resumed>) = 0 [pid 5068] umount2("./73/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7241] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7244] unlink(NULL [pid 7240] <... chdir resumed>) = 0 [pid 7237] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./72/bus", [pid 5063] close(3 [pid 7244] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7240] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7237] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./73/file1", [pid 7244] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7240] <... futex resumed>) = 0 [pid 7237] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7229] +++ exited with 0 +++ [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... close resumed>) = 0 [pid 7244] <... futex resumed>) = 1 [pid 7241] <... futex resumed>) = 0 [pid 7240] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7237] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./72/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./72" [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7229, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 7244] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7241] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7240] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7237] <... futex resumed>) = 0 [pid 5068] umount2("./73/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... rmdir resumed>) = 0 [pid 5061] restart_syscall(<... resuming interrupted clone ...> [pid 7244] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7241] <... futex resumed>) = 0 [pid 7240] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7237] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./72/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... restart_syscall resumed>) = 0 [pid 7244] chdir("./bus" [pid 7241] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./73/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... openat resumed>) = 4 [pid 5063] mkdir("./73", 0777 [pid 7244] <... chdir resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 7244] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(4, "", [pid 5061] umount2("./71", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7244] <... futex resumed>) = 1 [pid 7241] <... futex resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7244] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7241] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7240] <... open resumed>) = 3 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, [pid 5063] <... mkdir resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7244] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7241] <... futex resumed>) = 0 [pid 7244] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7241] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... openat resumed>) = 3 [pid 5068] getdents64(4, [pid 5061] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(3, [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7240] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7240] <... futex resumed>) = 1 [pid 7237] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] umount2("./71/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7240] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7237] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7240] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7237] <... futex resumed>) = 0 [pid 7240] fcntl(-1, F_SETFL, O_RDONLY [pid 7237] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7240] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7240] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7237] <... futex resumed>) = 0 ./strace-static-x86_64: Process 7246 attached [pid 7240] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7237] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7246] set_robust_list(0x555555f856a0, 24 [pid 7240] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7237] <... futex resumed>) = 0 [pid 7240] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7237] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7246] <... set_robust_list resumed>) = 0 [pid 7246] chdir("./73" [pid 7244] <... open resumed>) = 3 [pid 7240] <... openat resumed>) = 4 [pid 7246] <... chdir resumed>) = 0 [pid 7246] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7240] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7246] setpgid(0, 0 [pid 7240] <... futex resumed>) = 1 [pid 7237] <... futex resumed>) = 0 [pid 7240] sendfile(4, 4, NULL, 7 [pid 7237] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7246] <... setpgid resumed>) = 0 [pid 7237] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] umount2("./72/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7246] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7237] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./73/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7246] <... openat resumed>) = 3 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 106.958675][ T7244] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5065] newfstatat(AT_FDCWD, "./72/bus/file0", [pid 7246] write(3, "1000", 4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7244] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./73/file1/work", [pid 5065] unlink("./72/bus/file0" [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7246 [pid 5065] <... unlink resumed>) = 0 [pid 5061] <... umount2 resumed>) = 0 [pid 5061] umount2("./71/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(4, [pid 5061] newfstatat(AT_FDCWD, "./71/bus", [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] close(4) = 0 [pid 7246] <... write resumed>) = 4 [pid 7244] <... futex resumed>) = 1 [pid 7241] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./71/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7246] close(3 [pid 7244] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7241] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./73/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7246] <... close resumed>) = 0 [pid 7244] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7241] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] rmdir("./72/bus" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7246] symlink("/dev/binderfs", "./binderfs" [pid 7244] fcntl(-1, F_SETFL, O_RDONLY [pid 7241] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./73/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... rmdir resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./71/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7244] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7244] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... openat resumed>) = 4 [pid 7244] <... futex resumed>) = 1 [pid 7241] <... futex resumed>) = 0 [pid 5061] newfstatat(4, "", [pid 7244] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7241] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 5 [pid 5065] umount2("./72/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7241] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(4, [pid 7246] <... symlink resumed>) = 0 [pid 7241] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(5, "", [pid 5065] newfstatat(AT_FDCWD, "./72/binderfs", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7244] <... openat resumed>) = 4 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7246] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7244] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 5065] unlink("./72/binderfs" [pid 5061] umount2("./71/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7246] <... futex resumed>) = 0 [pid 7244] <... futex resumed>) = 1 [pid 7241] <... futex resumed>) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7241] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5061] newfstatat(AT_FDCWD, "./71/bus/file0", [pid 7241] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./72/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7246] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7244] sendfile(4, 4, NULL, 7 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7246] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5065] newfstatat(AT_FDCWD, "./72/file0", [pid 5061] unlink("./71/bus/file0" [pid 7246] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] getdents64(5, [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7246] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] umount2("./72/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(4, [pid 5065] openat(AT_FDCWD, "./72/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] newfstatat(4, "", [pid 5061] close(4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... close resumed>) = 0 [pid 7246] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] getdents64(4, [pid 7246] <... mmap resumed>) = 0x7fef411b2000 [pid 5061] rmdir("./71/bus" [pid 7246] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] close(5 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] <... rmdir resumed>) = 0 [pid 5065] getdents64(4, [pid 7246] <... mprotect resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] close(4 [pid 5061] umount2("./71/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7246] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... close resumed>) = 0 [pid 5065] rmdir("./72/file0" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7246] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] rmdir("./73/file1/work" [pid 5065] <... rmdir resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./71/binderfs", [pid 5065] umount2("./72/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] unlink("./71/binderfs" [pid 5065] newfstatat(AT_FDCWD, "./72/file1", [pid 5061] <... unlink resumed>) = 0 [pid 7246] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] umount2("./73/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7248 attached [pid 7248] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7246] <... clone3 resumed> => {parent_tid=[7248]}, 88) = 7248 [pid 7248] <... rseq resumed>) = 0 [pid 7246] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./72/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./71/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7248] set_robust_list(0x7fef411d29a0, 24 [pid 7246] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] newfstatat(AT_FDCWD, "./73/file1/index", [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7248] <... set_robust_list resumed>) = 0 [pid 7246] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] openat(AT_FDCWD, "./72/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] newfstatat(AT_FDCWD, "./71/file0", [pid 7248] rt_sigprocmask(SIG_SETMASK, [], [pid 7246] <... futex resumed>) = 0 [pid 5068] umount2("./73/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... openat resumed>) = 4 [pid 7248] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7246] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7237] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(4, "", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7248] mkdir("./file0", 000 [pid 7237] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./73/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7237] <... futex resumed>) = 0 [pid 7237] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef41191000 [pid 5068] <... openat resumed>) = 5 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./71/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] newfstatat(5, "", [pid 5065] getdents64(4, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7248] <... mkdir resumed>) = 0 [pid 7237] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] getdents64(5, [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] openat(AT_FDCWD, "./71/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7248] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7237] <... mprotect resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] umount2("./72/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7246] <... futex resumed>) = 0 [pid 7246] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7237] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7248] <... futex resumed>) = 1 [pid 7246] <... futex resumed>) = 0 [pid 7246] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7237] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7248] mkdir("./bus", 000 [pid 7237] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0}./strace-static-x86_64: Process 7250 attached [pid 5068] getdents64(5, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... openat resumed>) = 4 [pid 7250] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7248] <... mkdir resumed>) = 0 [pid 7237] <... clone3 resumed> => {parent_tid=[7250]}, 88) = 7250 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] newfstatat(AT_FDCWD, "./72/file1/work", [pid 5061] newfstatat(4, "", [pid 7250] <... rseq resumed>) = 0 [pid 5068] close(5 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7237] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7248] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7250] set_robust_list(0x7fef411b19a0, 24 [pid 7237] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] umount2("./72/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 7250] <... set_robust_list resumed>) = 0 [pid 7248] <... futex resumed>) = 1 [pid 7246] <... futex resumed>) = 0 [pid 7237] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./73/file1/index" [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7250] rt_sigprocmask(SIG_SETMASK, [], [pid 7248] mkdir("./file1", 000 [pid 7246] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7237] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 7250] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] openat(AT_FDCWD, "./72/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] getdents64(4, [pid 7246] <... futex resumed>) = 0 [pid 7237] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... openat resumed>) = 5 [pid 7246] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7250] sendfile(3, 4, NULL, 281474978811911 [pid 7248] <... mkdir resumed>) = 0 [pid 5068] getdents64(4, [pid 5065] newfstatat(5, "", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7248] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] close(4 [pid 7248] <... futex resumed>) = 1 [pid 7246] <... futex resumed>) = 0 [pid 5065] getdents64(5, [pid 5061] <... close resumed>) = 0 [pid 7248] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7246] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] rmdir("./71/file0" [pid 7246] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] getdents64(5, [pid 7246] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7241] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] rmdir("./73/file1" [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7241] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] close(5 [pid 7241] <... futex resumed>) = 0 [pid 7250] <... sendfile resumed>) = 4 [pid 7241] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7240] <... sendfile resumed>) = 4 [pid 7241] <... mmap resumed>) = 0x7fef41191000 [pid 7240] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5061] umount2("./71/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7250] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7241] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7240] <... futex resumed>) = 0 [pid 5068] getdents64(3, [pid 5065] rmdir("./72/file1/work" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7241] <... mprotect resumed>) = 0 [pid 7240] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7250] <... futex resumed>) = 1 [pid 7241] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7237] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./71/file1", [pid 7250] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7237] exit_group(0 [pid 5068] close(3 [pid 7250] <... futex resumed>) = ? [pid 7241] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7240] <... futex resumed>) = ? [pid 7237] <... exit_group resumed>) = ? [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7250] +++ exited with 0 +++ [pid 7241] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7240] +++ exited with 0 +++ [pid 7237] +++ exited with 0 +++ [pid 5068] <... close resumed>) = 0 [pid 5065] umount2("./72/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] rmdir("./73" [pid 5061] umount2("./71/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./72/file1/index", [pid 5061] openat(AT_FDCWD, "./71/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(4, "", [pid 5068] mkdir("./74", 0777 [pid 5065] umount2("./72/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... mkdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(4, [pid 5065] openat(AT_FDCWD, "./72/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7237, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- ./strace-static-x86_64: Process 7252 attached [pid 5065] <... openat resumed>) = 5 [pid 5061] umount2("./71/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7252] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7241] <... clone3 resumed> => {parent_tid=[7252]}, 88) = 7252 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] newfstatat(5, "", [pid 7241] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7241] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./71", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7241] <... futex resumed>) = 0 [pid 7241] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7252] <... rseq resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./71", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7252] set_robust_list(0x7fef411b19a0, 24./strace-static-x86_64: Process 7253 attached ) = 0 [pid 5065] getdents64(5, [pid 5061] newfstatat(AT_FDCWD, "./71/file1/work", [pid 5060] <... openat resumed>) = 3 [pid 7253] set_robust_list(0x555555f856a0, 24 [pid 7252] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] newfstatat(3, "", [pid 7253] <... set_robust_list resumed>) = 0 [pid 7252] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7253 [pid 5065] getdents64(5, [pid 5061] umount2("./71/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7252] sendfile(3, 4, NULL, 281474978811911 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(3, [pid 7253] chdir("./74" [pid 7248] <... mount resumed>) = 0 [pid 5065] close(5 [pid 5061] openat(AT_FDCWD, "./71/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7253] <... chdir resumed>) = 0 [pid 7248] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7253] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5060] umount2("./71/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7253] <... prctl resumed>) = 0 [pid 7248] <... futex resumed>) = 1 [pid 7246] <... futex resumed>) = 0 [pid 7253] setpgid(0, 0 [pid 7248] unlink(NULL [pid 7246] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5061] <... openat resumed>) = 5 [pid 7253] <... setpgid resumed>) = 0 [pid 7248] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7246] <... futex resumed>) = 0 [pid 7246] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] rmdir("./72/file1/index" [pid 5061] newfstatat(5, "", [pid 7253] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7248] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7246] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7253] <... openat resumed>) = 3 [pid 7248] <... futex resumed>) = 0 [pid 7246] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(5, [pid 7253] write(3, "1000", 4 [pid 7248] chdir("./bus" [pid 7246] <... futex resumed>) = 0 [pid 7253] <... write resumed>) = 4 [pid 7248] <... chdir resumed>) = 0 [pid 7246] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7253] close(3 [pid 7248] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7246] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7253] <... close resumed>) = 0 [pid 7248] <... futex resumed>) = 0 [pid 7246] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7253] symlink("/dev/binderfs", "./binderfs" [pid 7248] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7246] <... futex resumed>) = 0 [pid 7246] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(4, [pid 5061] getdents64(5, [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7248] <... open resumed>) = 3 [pid 5065] close(4 [pid 5061] close(5 [pid 7248] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 7248] <... futex resumed>) = 1 [pid 7246] <... futex resumed>) = 0 [pid 5065] rmdir("./72/file1" [pid 7253] <... symlink resumed>) = 0 [pid 7248] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7246] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7253] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7248] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7246] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] rmdir("./71/file1/work" [pid 7253] <... futex resumed>) = 0 [pid 7248] fcntl(-1, F_SETFL, O_RDONLY [pid 7246] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... rmdir resumed>) = 0 [pid 7253] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7248] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5065] getdents64(3, [pid 7253] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7248] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7253] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7248] <... futex resumed>) = 1 [pid 7246] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] close(3 [pid 5061] umount2("./71/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7253] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7248] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7246] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 7253] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7248] <... openat resumed>) = 4 [pid 7246] <... futex resumed>) = 0 [pid 5065] rmdir("./72" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7253] <... mmap resumed>) = 0x7fef411b2000 [pid 7248] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7246] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... rmdir resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./71/file1/index", [pid 5060] <... umount2 resumed>) = 0 [pid 7253] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7248] <... futex resumed>) = 0 [pid 7246] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] umount2("./71/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7253] <... mprotect resumed>) = 0 [pid 7248] sendfile(4, 4, NULL, 7 [pid 7246] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7253] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7246] <... futex resumed>) = 0 [pid 5065] mkdir("./73", 0777 [pid 5061] umount2("./71/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7253] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7246] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... mkdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./71/bus", [pid 7253] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0}./strace-static-x86_64: Process 7254 attached [pid 5061] openat(AT_FDCWD, "./71/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7254] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7253] <... clone3 resumed> => {parent_tid=[7254]}, 88) = 7254 [pid 5061] <... openat resumed>) = 5 [pid 5060] umount2("./71/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7254] <... rseq resumed>) = 0 [pid 7253] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] newfstatat(5, "", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7254] set_robust_list(0x7fef411d29a0, 24 [pid 7253] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 7255 attached [pid 7254] <... set_robust_list resumed>) = 0 [pid 7253] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] openat(AT_FDCWD, "./71/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7253] <... futex resumed>) = 0 [pid 5061] getdents64(5, [pid 7253] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... openat resumed>) = 4 [ 107.091804][ T7248] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5061] getdents64(5, [pid 5060] newfstatat(4, "", [pid 7254] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7255 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7255] set_robust_list(0x555555f856a0, 24 [pid 7254] mkdir("./file0", 000 [pid 7241] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] close(5 [pid 5060] getdents64(4, [pid 7255] <... set_robust_list resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] rmdir("./71/file1/index" [pid 7255] chdir("./73" [pid 7254] <... mkdir resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] umount2("./71/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7255] <... chdir resumed>) = 0 [pid 7254] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7255] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7254] <... futex resumed>) = 1 [pid 7253] <... futex resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7255] <... prctl resumed>) = 0 [pid 7254] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7253] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] newfstatat(AT_FDCWD, "./71/bus/file0", [pid 7255] setpgid(0, 0 [pid 7254] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7253] <... futex resumed>) = 0 [pid 7255] <... setpgid resumed>) = 0 [pid 7253] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] getdents64(4, [pid 7254] mkdir("./bus", 000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7255] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] close(4) = 0 [pid 7255] <... openat resumed>) = 3 [pid 5060] unlink("./71/bus/file0" [pid 7255] write(3, "1000", 4 [pid 7254] <... mkdir resumed>) = 0 [pid 5061] rmdir("./71/file1" [pid 7255] <... write resumed>) = 4 [pid 7254] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7252] <... sendfile resumed>) = 4 [pid 7244] <... sendfile resumed>) = 4 [pid 5060] <... unlink resumed>) = 0 [pid 7255] close(3 [pid 7254] <... futex resumed>) = 1 [pid 7253] <... futex resumed>) = 0 [pid 7252] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7244] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(4, [pid 7255] <... close resumed>) = 0 [pid 7254] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7253] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7252] <... futex resumed>) = 0 [pid 7244] <... futex resumed>) = 0 [pid 7253] <... futex resumed>) = 0 [pid 7252] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7253] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7255] symlink("/dev/binderfs", "./binderfs" [pid 7254] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7244] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7254] mkdir("./file1", 000 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] close(4 [pid 7246] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7241] exit_group(0 [pid 7246] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7241] <... exit_group resumed>) = ? [pid 5060] <... close resumed>) = 0 [pid 7252] <... futex resumed>) = ? [pid 7246] <... futex resumed>) = 0 [pid 7244] <... futex resumed>) = ? [pid 7246] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7244] +++ exited with 0 +++ [pid 7246] <... mmap resumed>) = 0x7fef41191000 [pid 5061] getdents64(3, [pid 5060] rmdir("./71/bus" [pid 7246] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7246] <... mprotect resumed>) = 0 [pid 5061] close(3 [pid 7246] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] <... close resumed>) = 0 [pid 7246] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] rmdir("./71" [pid 5060] <... rmdir resumed>) = 0 [pid 7246] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0}./strace-static-x86_64: Process 7258 attached [pid 5061] <... rmdir resumed>) = 0 [pid 7246] <... clone3 resumed> => {parent_tid=[7258]}, 88) = 7258 [pid 7258] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7246] rt_sigprocmask(SIG_SETMASK, [], [pid 7258] <... rseq resumed>) = 0 [pid 7254] <... mkdir resumed>) = 0 [pid 7246] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7258] set_robust_list(0x7fef411b19a0, 24 [pid 5061] mkdir("./72", 0777 [pid 7258] <... set_robust_list resumed>) = 0 [pid 7246] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7258] rt_sigprocmask(SIG_SETMASK, [], [pid 7254] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7246] <... futex resumed>) = 0 [pid 5061] <... mkdir resumed>) = 0 [pid 5060] umount2("./71/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7258] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7254] <... futex resumed>) = 1 [pid 7253] <... futex resumed>) = 0 [pid 7246] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7253] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5060] newfstatat(AT_FDCWD, "./71/binderfs", [pid 7258] sendfile(3, 4, NULL, 281474978811911 [pid 7253] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7254] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7252] +++ exited with 0 +++ [pid 7241] +++ exited with 0 +++ [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] unlink("./71/binderfs" [pid 7255] <... symlink resumed>) = 0 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7241, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5060] <... unlink resumed>) = 0 [pid 5062] umount2("./72", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7255] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./71/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7255] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7259 attached [pid 7255] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5062] <... openat resumed>) = 3 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7259] set_robust_list(0x555555f856a0, 24 [pid 7255] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7259 [pid 7259] <... set_robust_list resumed>) = 0 [pid 7255] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5062] newfstatat(3, "", [pid 5060] newfstatat(AT_FDCWD, "./71/file0", [pid 7259] chdir("./72" [pid 7255] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7259] <... chdir resumed>) = 0 [pid 7255] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] getdents64(3, [pid 7259] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7259] <... prctl resumed>) = 0 [pid 7255] <... mmap resumed>) = 0x7fef411b2000 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7259] setpgid(0, 0 [pid 7255] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5060] umount2("./71/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7259] <... setpgid resumed>) = 0 [pid 7255] <... mprotect resumed>) = 0 [pid 5062] umount2("./72/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7259] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7259] write(3, "1000", 4) = 4 [pid 7259] close(3) = 0 [pid 7259] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7259] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7255] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7254] <... mount resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7255] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7254] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] openat(AT_FDCWD, "./71/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7255] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7254] <... futex resumed>) = 1 [pid 7253] <... futex resumed>) = 0 [pid 5060] <... openat resumed>) = 4 [pid 7253] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 7261 attached [pid 7259] <... futex resumed>) = 0 [pid 7254] unlink(NULL [pid 7253] <... futex resumed>) = 0 [pid 5060] newfstatat(4, "", [pid 7261] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7259] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7255] <... clone3 resumed> => {parent_tid=[7261]}, 88) = 7261 [pid 7254] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7253] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7261] <... rseq resumed>) = 0 [pid 7255] rt_sigprocmask(SIG_SETMASK, [], [pid 7254] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7253] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7261] set_robust_list(0x7fef411d29a0, 24 [pid 7255] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7254] <... futex resumed>) = 0 [pid 7253] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(4, [pid 7261] <... set_robust_list resumed>) = 0 [pid 7255] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7254] chdir("./bus" [pid 7253] <... futex resumed>) = 0 [pid 7261] rt_sigprocmask(SIG_SETMASK, [], [pid 7255] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7261] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7255] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7254] <... chdir resumed>) = 0 [pid 7253] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7261] mkdir("./file0", 000 [pid 7254] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7259] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7254] <... futex resumed>) = 1 [pid 7253] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = 0 [pid 7261] <... mkdir resumed>) = 0 [pid 7259] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7254] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7253] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./72/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 7259] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7254] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7253] <... futex resumed>) = 0 [pid 7261] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7259] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7254] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7253] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7261] <... futex resumed>) = 1 [pid 7259] <... mmap resumed>) = 0x7fef411b2000 [pid 7255] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./72/bus", [pid 5060] close(4 [pid 7259] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7255] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7261] mkdir("./bus", 000 [pid 7259] <... mprotect resumed>) = 0 [pid 7255] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7259] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7255] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7246] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] umount2("./72/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... close resumed>) = 0 [pid 7261] <... mkdir resumed>) = 0 [pid 7259] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5060] rmdir("./71/file0" [pid 7259] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7254] <... open resumed>) = 3 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7262 attached [pid 7261] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7254] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./72/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... rmdir resumed>) = 0 [pid 7262] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7261] <... futex resumed>) = 1 [pid 7259] <... clone3 resumed> => {parent_tid=[7262]}, 88) = 7262 [pid 7255] <... futex resumed>) = 0 [pid 7254] <... futex resumed>) = 1 [pid 7253] <... futex resumed>) = 0 [pid 5060] umount2("./71/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7262] <... rseq resumed>) = 0 [pid 7261] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7259] rt_sigprocmask(SIG_SETMASK, [], [pid 7255] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7254] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7253] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7262] set_robust_list(0x7fef411d29a0, 24 [pid 7261] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7259] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7255] <... futex resumed>) = 0 [pid 7254] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7253] <... futex resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./71/file1", [pid 7262] <... set_robust_list resumed>) = 0 [pid 7261] mkdir("./file1", 000 [pid 7259] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7255] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7254] fcntl(-1, F_SETFL, O_RDONLY [pid 7253] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(4, "", [pid 7262] rt_sigprocmask(SIG_SETMASK, [], [pid 7259] <... futex resumed>) = 0 [pid 7254] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7262] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7259] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(4, [pid 7262] mkdir("./file0", 000 [pid 7261] <... mkdir resumed>) = 0 [pid 7254] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] umount2("./71/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7261] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7254] <... futex resumed>) = 1 [pid 7253] <... futex resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7262] <... mkdir resumed>) = 0 [pid 7261] <... futex resumed>) = 1 [pid 7255] <... futex resumed>) = 0 [pid 7254] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7253] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./72/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./71/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7258] <... sendfile resumed>) = 4 [pid 7254] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7253] <... futex resumed>) = 0 [pid 7261] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7258] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7255] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7254] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7253] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7248] <... sendfile resumed>) = 4 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7262] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... openat resumed>) = 4 [pid 7258] <... futex resumed>) = 0 [pid 7255] <... futex resumed>) = 0 [pid 7254] <... openat resumed>) = 4 [pid 7248] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7262] <... futex resumed>) = 1 [pid 7259] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./72/bus/file0", [pid 5060] newfstatat(4, "", [pid 7262] mkdir("./bus", 000 [pid 7259] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7258] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7255] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7254] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7248] <... futex resumed>) = 0 [pid 7246] exit_group(0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7262] <... mkdir resumed>) = 0 [pid 7259] <... futex resumed>) = 0 [pid 7258] <... futex resumed>) = ? [pid 7254] <... futex resumed>) = 1 [pid 7253] <... futex resumed>) = 0 [pid 7246] <... exit_group resumed>) = ? [ 107.219251][ T7254] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5062] unlink("./72/bus/file0" [pid 5060] getdents64(4, [pid 7262] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7259] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7253] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7248] +++ exited with 0 +++ [pid 7259] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7253] <... futex resumed>) = 0 [pid 7254] sendfile(4, 4, NULL, 7 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7262] <... futex resumed>) = 0 [pid 7259] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... unlink resumed>) = 0 [pid 7262] mkdir("./file1", 000 [pid 7259] <... futex resumed>) = 0 [pid 5060] umount2("./71/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7259] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] close(4) = 0 [pid 7262] <... mkdir resumed>) = 0 [pid 5062] rmdir("./72/bus" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./71/file1/work", [pid 7253] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7258] +++ exited with 0 +++ [pid 7246] +++ exited with 0 +++ [pid 5060] umount2("./71/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./72/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./72/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] unlink("./72/binderfs") = 0 [pid 5062] umount2("./72/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./72/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./72/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./72/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7262] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7246, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./71/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7262] <... futex resumed>) = 1 [pid 7262] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] <... openat resumed>) = 4 [pid 5060] <... openat resumed>) = 5 [pid 5063] umount2("./73", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(5, "", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] newfstatat(4, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7259] <... futex resumed>) = 0 [pid 5063] <... openat resumed>) = 3 [pid 5060] getdents64(5, [pid 7259] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(3, "", [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7262] <... futex resumed>) = 0 [pid 7261] <... mount resumed>) = 0 [pid 7259] <... futex resumed>) = 1 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(4, [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7262] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7261] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7259] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(3, [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(5, [pid 5062] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] close(4) = 0 [pid 5062] rmdir("./72/file0" [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(5 [pid 5063] umount2("./73/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./72/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./72/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./72/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./72/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 7261] <... futex resumed>) = 1 [pid 7255] <... futex resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 7261] unlink(NULL [pid 7255] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] rmdir("./71/file1/work" [pid 7261] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7255] <... futex resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7261] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7255] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] umount2("./71/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7261] <... futex resumed>) = 0 [pid 7255] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7261] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7255] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] newfstatat(AT_FDCWD, "./71/file1/index", [pid 7261] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7255] <... futex resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7261] chdir("./bus" [pid 5060] umount2("./71/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./71/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5060] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, [pid 7261] <... chdir resumed>) = 0 [pid 7261] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7261] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7255] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7262] <... mount resumed>) = 0 [pid 7253] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7262] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 5060] getdents64(5, [pid 7259] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7259] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7262] <... futex resumed>) = 1 [pid 7255] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7259] <... futex resumed>) = 0 [pid 7253] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] close(5 [pid 7262] unlink(NULL [pid 7259] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7255] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7253] <... futex resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 7262] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7261] <... futex resumed>) = 0 [pid 7255] <... futex resumed>) = 1 [pid 7253] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] umount2("./73/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./72/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./71/file1/index" [pid 7262] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7261] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7255] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7253] <... mmap resumed>) = 0x7fef41191000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7262] <... futex resumed>) = 1 [pid 7261] <... open resumed>) = 3 [pid 7259] <... futex resumed>) = 0 [pid 7253] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... rmdir resumed>) = 0 [pid 7262] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7259] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7253] <... mprotect resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./73/bus", [pid 5062] newfstatat(AT_FDCWD, "./72/file1/work", [pid 5060] getdents64(4, [pid 7262] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7261] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7259] <... futex resumed>) = 0 [pid 7254] <... sendfile resumed>) = 4 [pid 7253] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7262] chdir("./bus" [pid 7261] <... futex resumed>) = 1 [pid 7259] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7255] <... futex resumed>) = 0 [pid 7254] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7253] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] umount2("./73/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7262] <... chdir resumed>) = 0 [pid 7261] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7255] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7254] <... futex resumed>) = 0 [pid 7253] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./72/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] close(4./strace-static-x86_64: Process 7265 attached [pid 7262] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7261] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 107.290025][ T7261] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 107.312562][ T7262] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7255] <... futex resumed>) = 0 [pid 7254] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] openat(AT_FDCWD, "./73/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... close resumed>) = 0 [pid 7265] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7262] <... futex resumed>) = 1 [pid 7261] fcntl(-1, F_SETFL, O_RDONLY [pid 7259] <... futex resumed>) = 0 [pid 7255] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7253] <... clone3 resumed> => {parent_tid=[7265]}, 88) = 7265 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./71/file1" [pid 7265] <... rseq resumed>) = 0 [pid 7262] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7261] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7259] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7253] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] <... openat resumed>) = 4 [pid 5062] openat(AT_FDCWD, "./72/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7265] set_robust_list(0x7fef411b19a0, 24 [pid 7262] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7261] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7259] <... futex resumed>) = 0 [pid 7253] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] newfstatat(4, "", [pid 5060] <... rmdir resumed>) = 0 [pid 7265] <... set_robust_list resumed>) = 0 [pid 7262] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7261] <... futex resumed>) = 1 [pid 7259] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7255] <... futex resumed>) = 0 [pid 7253] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 5 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7265] rt_sigprocmask(SIG_SETMASK, [], [pid 7261] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7255] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(3, [pid 7265] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7262] <... open resumed>) = 3 [pid 7261] <... openat resumed>) = 4 [pid 7255] <... futex resumed>) = 0 [pid 7253] <... futex resumed>) = 0 [pid 5063] getdents64(4, [pid 5062] newfstatat(5, "", [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7265] sendfile(3, 4, NULL, 281474978811911 [pid 7262] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7255] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7253] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7265] <... sendfile resumed>) = 0 [pid 7262] <... futex resumed>) = 1 [pid 7261] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7259] <... futex resumed>) = 0 [pid 7255] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] umount2("./73/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] close(3 [pid 7265] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7262] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7259] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7255] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7265] <... futex resumed>) = 1 [pid 7262] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7259] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(5, [pid 5060] <... close resumed>) = 0 [pid 7265] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7262] fcntl(-1, F_SETFL, O_RDONLY [pid 7259] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7255] <... futex resumed>) = 0 [pid 7253] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./73/bus/file0", [pid 7262] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7255] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] rmdir("./71" [pid 7262] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7253] exit_group(0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7265] <... futex resumed>) = ? [pid 7262] <... futex resumed>) = 1 [pid 7261] <... futex resumed>) = 1 [pid 7259] <... futex resumed>) = 0 [pid 7255] <... futex resumed>) = 0 [pid 7254] <... futex resumed>) = ? [pid 7253] <... exit_group resumed>) = ? [pid 5063] unlink("./73/bus/file0" [pid 5062] getdents64(5, [pid 5060] <... rmdir resumed>) = 0 [pid 7265] +++ exited with 0 +++ [pid 7262] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7261] sendfile(4, 4, NULL, 7 [pid 7259] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7255] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=47000000} [pid 7254] +++ exited with 0 +++ [pid 7262] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7253] +++ exited with 0 +++ [pid 5063] <... unlink resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] mkdir("./72", 0777 [pid 7262] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7259] <... futex resumed>) = 0 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7253, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5062] close(5 [pid 5060] <... mkdir resumed>) = 0 [pid 7262] <... openat resumed>) = 4 [pid 7259] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(4, [pid 5062] <... close resumed>) = 0 [pid 5062] rmdir("./72/file1/work" [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7262] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./74", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(4 [pid 7262] <... futex resumed>) = 1 [pid 7259] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [pid 7262] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7259] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] rmdir("./73/bus" [pid 5062] umount2("./72/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7262] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7259] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 3 [pid 5063] <... rmdir resumed>) = 0 [pid 7262] sendfile(4, 4, NULL, 7 [pid 7259] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(3, "", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./73/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7267 attached [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] newfstatat(AT_FDCWD, "./73/binderfs", [pid 5062] newfstatat(AT_FDCWD, "./72/file1/index", [pid 5068] getdents64(3, [pid 7267] set_robust_list(0x555555f856a0, 24 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7267] <... set_robust_list resumed>) = 0 [pid 5068] umount2("./74/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] unlink("./73/binderfs" [pid 5062] umount2("./72/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7267 [pid 7267] chdir("./72" [pid 5063] <... unlink resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7267] <... chdir resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./72/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7267] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5063] umount2("./73/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... openat resumed>) = 5 [pid 7267] <... prctl resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(5, "", [pid 7267] setpgid(0, 0 [pid 5063] newfstatat(AT_FDCWD, "./73/file0", [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7267] <... setpgid resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] getdents64(5, [pid 7267] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5063] umount2("./73/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./73/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 7267] <... openat resumed>) = 3 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7267] write(3, "1000", 4 [pid 5063] newfstatat(4, "", [pid 5062] getdents64(5, [pid 7267] <... write resumed>) = 4 [pid 7267] close(3) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7267] symlink("/dev/binderfs", "./binderfs" [pid 5063] getdents64(4, [pid 5062] close(5) = 0 [pid 5062] rmdir("./72/file1/index" [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(4, [pid 7267] <... symlink resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5063] close(4) = 0 [pid 5063] rmdir("./73/file0" [pid 7267] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5062] getdents64(4, [pid 7267] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] <... umount2 resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7267] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7267] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5068] umount2("./74/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./73/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(4 [pid 7267] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... close resumed>) = 0 [pid 7267] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] newfstatat(AT_FDCWD, "./74/bus", [pid 5063] newfstatat(AT_FDCWD, "./73/file1", [pid 5062] rmdir("./72/file1" [pid 7267] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7267] <... mprotect resumed>) = 0 [pid 5068] umount2("./74/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./73/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7267] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(3, [pid 7267] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] openat(AT_FDCWD, "./74/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] openat(AT_FDCWD, "./73/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7267] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] <... openat resumed>) = 4 [pid 5063] <... openat resumed>) = 4 [pid 5062] close(3 [pid 5068] newfstatat(4, "", [pid 5062] <... close resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] newfstatat(4, "", [pid 5068] getdents64(4, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] rmdir("./72" [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] getdents64(4, [pid 5062] <... rmdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5068] umount2("./74/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./73/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./74/bus/file0", [pid 5063] newfstatat(AT_FDCWD, "./73/file1/work", [pid 5062] mkdir("./73", 0777./strace-static-x86_64: Process 7268 attached [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... mkdir resumed>) = 0 [pid 7268] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7267] <... clone3 resumed> => {parent_tid=[7268]}, 88) = 7268 [pid 5068] unlink("./74/bus/file0" [pid 5063] umount2("./73/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7268] <... rseq resumed>) = 0 [pid 7267] rt_sigprocmask(SIG_SETMASK, [], [pid 7268] set_robust_list(0x7fef411d29a0, 24 [pid 7267] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7268] <... set_robust_list resumed>) = 0 [pid 7267] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./73/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7268] rt_sigprocmask(SIG_SETMASK, [], [pid 7267] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5063] <... openat resumed>) = 5 [pid 7268] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7267] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7268] mkdir("./file0", 000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] newfstatat(5, "", ./strace-static-x86_64: Process 7269 attached [pid 7268] <... mkdir resumed>) = 0 [pid 7255] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] close(4 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7269] set_robust_list(0x555555f856a0, 24 [pid 7255] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7269] <... set_robust_list resumed>) = 0 [pid 7268] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7255] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7269] chdir("./73" [pid 7255] <... mmap resumed>) = 0x7fef41191000 [pid 7268] <... futex resumed>) = 1 [pid 7267] <... futex resumed>) = 0 [pid 7255] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7269] <... chdir resumed>) = 0 [pid 7268] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7267] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7255] <... mprotect resumed>) = 0 [pid 7269] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7267] <... futex resumed>) = 0 [pid 7255] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7269] <... prctl resumed>) = 0 [pid 7268] mkdir("./bus", 000 [pid 7267] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7255] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7269] setpgid(0, 0 [pid 7268] <... mkdir resumed>) = 0 [pid 7255] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7269] <... setpgid resumed>) = 0 [pid 7269] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5068] <... close resumed>) = 0 [pid 5063] getdents64(5, ./strace-static-x86_64: Process 7271 attached [pid 7269] <... openat resumed>) = 3 [pid 7268] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7259] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7255] <... clone3 resumed> => {parent_tid=[7271]}, 88) = 7271 [pid 5068] rmdir("./74/bus" [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7269 [pid 7271] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7269] write(3, "1000", 4 [pid 7268] <... futex resumed>) = 1 [pid 7267] <... futex resumed>) = 0 [pid 7259] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7255] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] getdents64(5, [pid 7271] <... rseq resumed>) = 0 [pid 7269] <... write resumed>) = 4 [pid 7268] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7267] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7259] <... futex resumed>) = 0 [pid 7255] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7271] set_robust_list(0x7fef411b19a0, 24 [pid 7269] close(3 [pid 7268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7267] <... futex resumed>) = 0 [pid 7259] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7255] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./74/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(5 [pid 7271] <... set_robust_list resumed>) = 0 [pid 7269] <... close resumed>) = 0 [pid 7268] mkdir("./file1", 000 [pid 7267] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7259] <... mmap resumed>) = 0x7fef41191000 [pid 7255] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [pid 7271] rt_sigprocmask(SIG_SETMASK, [], [pid 7269] symlink("/dev/binderfs", "./binderfs" [pid 7268] <... mkdir resumed>) = 0 [pid 7259] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7255] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./74/binderfs", [pid 5063] rmdir("./73/file1/work" [pid 7271] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7269] <... symlink resumed>) = 0 [pid 7271] sendfile(3, 4, NULL, 281474978811911 [pid 7269] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7268] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7259] <... mprotect resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7269] <... futex resumed>) = 0 [pid 7268] <... futex resumed>) = 1 [pid 7267] <... futex resumed>) = 0 [pid 7259] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] unlink("./74/binderfs" [pid 7269] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7268] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7267] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7269] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7267] <... futex resumed>) = 0 [pid 7269] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7268] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7267] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7259] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7269] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7259] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] umount2("./74/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./73/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7272 attached [pid 7269] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7272] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7269] <... mmap resumed>) = 0x7fef411b2000 [pid 7259] <... clone3 resumed> => {parent_tid=[7272]}, 88) = 7272 [pid 5068] newfstatat(AT_FDCWD, "./74/file0", [pid 5063] newfstatat(AT_FDCWD, "./73/file1/index", [pid 7272] <... rseq resumed>) = 0 [pid 7259] rt_sigprocmask(SIG_SETMASK, [], [pid 7269] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7272] set_robust_list(0x7fef411b19a0, 24) = 0 [pid 7259] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] umount2("./74/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./73/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7272] rt_sigprocmask(SIG_SETMASK, [], [pid 7259] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7272] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7259] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./74/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7272] sendfile(3, 4, NULL, 281474978811911 [pid 7259] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 4 [pid 5063] openat(AT_FDCWD, "./73/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] newfstatat(4, "", [pid 5063] <... openat resumed>) = 5 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(4, [pid 5063] newfstatat(5, "", [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7269] <... mprotect resumed>) = 0 [pid 5063] getdents64(5, [pid 5068] getdents64(4, [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] close(4) = 0 [pid 5063] getdents64(5, [pid 5068] rmdir("./74/file0" [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7269] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] close(5 [pid 7271] <... sendfile resumed>) = 4 [pid 7269] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7261] <... sendfile resumed>) = 4 [pid 5063] <... close resumed>) = 0 [pid 7271] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] rmdir("./73/file1/index" [pid 7271] <... futex resumed>) = 1 [pid 7269] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7261] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7255] <... futex resumed>) = 0 [pid 5068] umount2("./74/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 7271] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7261] <... futex resumed>) = 0 [pid 7255] exit_group(0 [pid 7271] <... futex resumed>) = ? [pid 7255] <... exit_group resumed>) = ? [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7274 attached [pid 7271] +++ exited with 0 +++ [pid 5068] newfstatat(AT_FDCWD, "./74/file1", [pid 7274] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] getdents64(4, [pid 7274] <... rseq resumed>) = 0 [pid 5068] umount2("./74/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7274] set_robust_list(0x7fef411d29a0, 24 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] close(4 [pid 7274] <... set_robust_list resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./74/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7274] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... openat resumed>) = 4 [pid 5063] <... close resumed>) = 0 [pid 7274] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7274] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] newfstatat(4, "", [pid 5063] rmdir("./73/file1" [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5068] getdents64(4, [pid 7269] <... clone3 resumed> => {parent_tid=[7274]}, 88) = 7274 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7269] rt_sigprocmask(SIG_SETMASK, [], [pid 7261] +++ exited with 0 +++ [pid 7255] +++ exited with 0 +++ [pid 7269] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] umount2("./74/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7255, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5063] getdents64(3, [pid 7269] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7274] <... futex resumed>) = 0 [pid 7269] <... futex resumed>) = 1 [pid 5068] newfstatat(AT_FDCWD, "./74/file1/work", [pid 5063] close(3 [pid 7274] mkdir("./file0", 000 [pid 7269] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... close resumed>) = 0 [pid 7274] <... mkdir resumed>) = 0 [pid 7268] <... mount resumed>) = 0 [pid 7274] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./74/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./73" [pid 7268] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7274] <... futex resumed>) = 1 [pid 7269] <... futex resumed>) = 0 [pid 7268] <... futex resumed>) = 1 [pid 7267] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./73", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 7274] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7269] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7268] unlink(NULL [pid 7267] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./74/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7274] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7269] <... futex resumed>) = 0 [pid 7267] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7274] mkdir("./bus", 000 [pid 7269] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7268] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7267] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(5, "", [pid 5065] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] mkdir("./74", 0777 [pid 7274] <... mkdir resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... openat resumed>) = 3 [pid 7274] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 5065] newfstatat(3, "", [pid 5063] <... mkdir resumed>) = 0 [pid 7274] <... futex resumed>) = 1 [pid 7269] <... futex resumed>) = 0 [pid 7268] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7274] mkdir("./file1", 000 [pid 7269] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7268] <... futex resumed>) = 1 [pid 7267] <... futex resumed>) = 0 [pid 7274] <... mkdir resumed>) = 0 [pid 7269] <... futex resumed>) = 0 [pid 7268] chdir("./bus" [pid 7267] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 5065] getdents64(3, [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7269] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7268] <... chdir resumed>) = 0 [pid 7267] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7268] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7267] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] close(5 [pid 5065] umount2("./73/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7268] <... futex resumed>) = 0 ./strace-static-x86_64: Process 7275 attached [pid 7274] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7267] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 7275] set_robust_list(0x555555f856a0, 24 [pid 7274] <... futex resumed>) = 1 [pid 7269] <... futex resumed>) = 0 [pid 7268] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7267] <... futex resumed>) = 0 [pid 5068] rmdir("./74/file1/work" [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7275 [pid 7275] <... set_robust_list resumed>) = 0 [pid 7274] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7269] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7267] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 7275] chdir("./74" [pid 7274] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7269] <... futex resumed>) = 0 [pid 7268] <... open resumed>) = 3 [pid 7275] <... chdir resumed>) = 0 [pid 7274] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7269] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./74/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7275] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7275] <... prctl resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./74/file1/index", [pid 7275] setpgid(0, 0) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7268] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7267] <... futex resumed>) = 0 [pid 7268] fcntl(-1, F_SETFL, O_RDONLY [pid 7267] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7268] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7267] <... futex resumed>) = 0 [pid 7268] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7267] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7275] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7267] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] umount2("./74/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7268] <... futex resumed>) = 0 [pid 7267] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7268] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7267] <... futex resumed>) = 0 [pid 7259] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7275] <... openat resumed>) = 3 [pid 7268] <... openat resumed>) = 4 [pid 7267] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7275] write(3, "1000", 4 [pid 7268] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7267] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 107.487554][ T7268] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5068] openat(AT_FDCWD, "./74/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7275] <... write resumed>) = 4 [pid 7267] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 5 [pid 7275] close(3 [pid 7267] <... futex resumed>) = 0 [pid 5068] newfstatat(5, "", [pid 7275] <... close resumed>) = 0 [pid 7268] <... futex resumed>) = 0 [pid 7267] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7275] symlink("/dev/binderfs", "./binderfs" [pid 7268] sendfile(4, 4, NULL, 7 [pid 5068] getdents64(5, [pid 7275] <... symlink resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7275] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 7275] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7275] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7274] <... mount resumed>) = 0 [pid 5068] close(5 [pid 5065] <... umount2 resumed>) = 0 [pid 5065] umount2("./73/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7275] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7274] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7272] <... sendfile resumed>) = 4 [pid 7269] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7262] <... sendfile resumed>) = 4 [pid 5068] <... close resumed>) = 0 [pid 7274] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./73/bus", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7275] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7272] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./73/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] rmdir("./74/file1/index" [pid 7275] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7274] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7272] <... futex resumed>) = 0 [pid 7269] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7262] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7274] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7272] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7269] <... futex resumed>) = 0 [pid 7262] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./73/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7275] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7274] unlink(NULL [pid 7269] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7262] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7259] exit_group(0 [pid 7275] <... mmap resumed>) = 0x7fef411b2000 [pid 7274] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7272] <... futex resumed>) = ? [pid 7262] <... futex resumed>) = ? [pid 7259] <... exit_group resumed>) = ? [pid 5068] getdents64(4, [pid 5065] <... openat resumed>) = 4 [pid 7275] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7274] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7272] +++ exited with 0 +++ [pid 7267] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7262] +++ exited with 0 +++ [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] newfstatat(4, "", [pid 7275] <... mprotect resumed>) = 0 [pid 7274] <... futex resumed>) = 1 [pid 7269] <... futex resumed>) = 0 [pid 7267] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7259] +++ exited with 0 +++ [pid 5068] close(4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7275] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7274] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7269] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7267] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] getdents64(4, [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7259, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7275] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7274] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7269] <... futex resumed>) = 0 [pid 7267] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] rmdir("./74/file1" [pid 5061] restart_syscall(<... resuming interrupted clone ...> [pid 7275] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7267] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] <... restart_syscall resumed>) = 0 ./strace-static-x86_64: Process 7278 attached [pid 7274] chdir("./bus" [pid 7269] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7267] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7278] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7275] <... clone3 resumed> => {parent_tid=[7278]}, 88) = 7278 [pid 7274] <... chdir resumed>) = 0 [pid 7267] <... mprotect resumed>) = 0 [pid 5068] getdents64(3, [pid 5065] umount2("./73/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7278] <... rseq resumed>) = 0 [pid 7275] rt_sigprocmask(SIG_SETMASK, [], [pid 7274] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7267] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7278] set_robust_list(0x7fef411d29a0, 24 [pid 7275] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7274] <... futex resumed>) = 1 [pid 7269] <... futex resumed>) = 0 [pid 7267] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 107.558559][ T7274] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5061] umount2("./72", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7278] <... set_robust_list resumed>) = 0 [pid 7275] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7274] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7269] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7267] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] close(3 [pid 5065] newfstatat(AT_FDCWD, "./73/bus/file0", [pid 7278] rt_sigprocmask(SIG_SETMASK, [], [pid 7275] <... futex resumed>) = 0 [pid 7274] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7269] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7280 attached [pid 7278] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7275] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7267] <... clone3 resumed> => {parent_tid=[7280]}, 88) = 7280 [pid 5068] <... close resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7280] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7278] mkdir("./file0", 000 [pid 7274] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7269] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7267] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] rmdir("./74" [pid 5065] unlink("./73/bus/file0" [pid 5061] <... openat resumed>) = 3 [pid 7280] <... rseq resumed>) = 0 [pid 7267] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7280] set_robust_list(0x7fef411b19a0, 24 [pid 7278] <... mkdir resumed>) = 0 [pid 7267] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(3, "", [pid 7280] <... set_robust_list resumed>) = 0 [pid 7267] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7280] rt_sigprocmask(SIG_SETMASK, [], [pid 7274] <... open resumed>) = 3 [pid 7267] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] getdents64(3, [pid 7280] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7278] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7274] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 7280] sendfile(3, 4, NULL, 281474978811911 [pid 7278] <... futex resumed>) = 1 [pid 7269] <... futex resumed>) = 0 [pid 7274] <... futex resumed>) = 1 [pid 5068] mkdir("./75", 0777 [pid 5065] getdents64(4, [pid 7278] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7274] fcntl(-1, F_SETFL, O_RDONLY [pid 7269] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7274] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7269] <... futex resumed>) = 0 [pid 7275] <... futex resumed>) = 0 [pid 7274] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7269] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7268] <... sendfile resumed>) = 4 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7280] <... sendfile resumed>) = 4 [pid 7275] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7269] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7268] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./72/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7280] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7278] <... futex resumed>) = 0 [pid 7275] <... futex resumed>) = 1 [pid 7274] <... futex resumed>) = 0 [pid 7269] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7268] <... futex resumed>) = 0 [pid 5068] <... mkdir resumed>) = 0 [pid 5065] close(4 [pid 7280] <... futex resumed>) = 1 [pid 7278] mkdir("./bus", 000 [pid 7275] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7274] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7269] <... futex resumed>) = 0 [pid 7268] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7267] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 7280] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7269] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7274] <... openat resumed>) = 4 [pid 7267] exit_group(0 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] rmdir("./73/bus" [pid 7280] <... futex resumed>) = ? [pid 7278] <... mkdir resumed>) = 0 [pid 7274] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7268] <... futex resumed>) = ? [pid 7267] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 7281 attached [pid 7268] +++ exited with 0 +++ [pid 7281] set_robust_list(0x555555f856a0, 24 [pid 7274] <... futex resumed>) = 1 [pid 7269] <... futex resumed>) = 0 [pid 7281] <... set_robust_list resumed>) = 0 [pid 7278] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7269] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7281] chdir("./75" [pid 7269] <... futex resumed>) = 0 [pid 7269] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7281] <... chdir resumed>) = 0 [pid 7278] <... futex resumed>) = 1 [pid 7275] <... futex resumed>) = 0 [pid 7274] sendfile(4, 4, NULL, 7 [pid 7281] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7275] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7281] <... prctl resumed>) = 0 [pid 7275] <... futex resumed>) = 0 [pid 7281] setpgid(0, 0 [pid 7278] mkdir("./file1", 000 [pid 7275] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7281] <... setpgid resumed>) = 0 [pid 7281] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7280] +++ exited with 0 +++ [pid 7278] <... mkdir resumed>) = 0 [pid 7267] +++ exited with 0 +++ [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7281 [pid 5065] <... rmdir resumed>) = 0 [pid 7281] <... openat resumed>) = 3 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7267, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5060] umount2("./72", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7281] write(3, "1000", 4 [pid 7278] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./73/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = 0 [pid 7275] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./72/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7278] <... futex resumed>) = 1 [pid 7275] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./73/binderfs", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7278] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7275] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(AT_FDCWD, "./72/bus", [pid 7275] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7281] <... write resumed>) = 4 [pid 7281] close(3 [pid 5060] openat(AT_FDCWD, "./72", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7281] <... close resumed>) = 0 [pid 5060] <... openat resumed>) = 3 [pid 5060] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7281] symlink("/dev/binderfs", "./binderfs" [pid 5060] getdents64(3, [pid 7281] <... symlink resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] umount2("./72/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] unlink("./73/binderfs" [pid 7281] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... unlink resumed>) = 0 [pid 5061] umount2("./72/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7281] <... futex resumed>) = 0 [pid 5065] umount2("./73/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7281] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 7281] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7281] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 7281] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7278] <... mount resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7281] <... mprotect resumed>) = 0 [pid 7281] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] newfstatat(AT_FDCWD, "./73/file0", [pid 5061] openat(AT_FDCWD, "./72/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7281] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7278] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... openat resumed>) = 4 [pid 7281] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5065] umount2("./73/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7284 attached [pid 7278] <... futex resumed>) = 1 [pid 7275] <... futex resumed>) = 0 [pid 7269] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(4, "", [pid 7284] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7275] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7269] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./73/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7284] <... rseq resumed>) = 0 [pid 7281] <... clone3 resumed> => {parent_tid=[7284]}, 88) = 7284 [pid 7278] unlink(NULL [pid 7275] <... futex resumed>) = 0 [pid 7269] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5061] getdents64(4, [pid 5060] <... umount2 resumed>) = 0 [pid 7284] set_robust_list(0x7fef411d29a0, 24 [pid 7281] rt_sigprocmask(SIG_SETMASK, [], [pid 7278] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7275] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7269] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] newfstatat(4, "", [pid 7284] <... set_robust_list resumed>) = 0 [pid 7281] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7278] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7275] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] umount2("./72/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7284] rt_sigprocmask(SIG_SETMASK, [], [pid 7281] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7278] <... futex resumed>) = 0 [pid 7275] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7269] <... mmap resumed>) = 0x7fef41191000 [pid 5065] getdents64(4, [pid 5061] umount2("./72/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7284] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7281] <... futex resumed>) = 0 [pid 7278] chdir("./bus" [pid 7275] <... futex resumed>) = 0 [pid 7269] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7284] mkdir("./file0", 000 [pid 7281] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7278] <... chdir resumed>) = 0 [pid 7275] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7274] <... sendfile resumed>) = 4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./72/bus", [pid 7269] <... mprotect resumed>) = 0 [pid 7284] <... mkdir resumed>) = 0 [pid 7278] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7275] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7274] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 5061] newfstatat(AT_FDCWD, "./72/bus/file0", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7284] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7278] <... futex resumed>) = 0 [pid 7275] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7274] <... futex resumed>) = 0 [pid 7269] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7284] <... futex resumed>) = 1 [pid 7278] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7275] <... futex resumed>) = 0 [pid 7274] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7269] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] close(4 [pid 5061] unlink("./72/bus/file0" [pid 7275] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7281] <... futex resumed>) = 0 [pid 5060] umount2("./72/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7281] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7281] <... futex resumed>) = 0 [pid 5065] rmdir("./73/file0" [pid 5061] getdents64(4, [pid 5060] openat(AT_FDCWD, "./72/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7284] mkdir("./bus", 000 [pid 7281] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7269] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... openat resumed>) = 4 [pid 5061] close(4 [pid 5060] newfstatat(4, "", [pid 5061] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] rmdir("./72/bus" [pid 5060] getdents64(4, ./strace-static-x86_64: Process 7285 attached 0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7285] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 5060] umount2("./72/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7285] <... rseq resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7285] set_robust_list(0x7fef411b19a0, 24 [pid 5061] umount2("./72/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(AT_FDCWD, "./72/bus/file0", [pid 7285] <... set_robust_list resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7285] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] unlink("./72/bus/file0" [pid 7285] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7284] <... mkdir resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./72/binderfs", [pid 5060] <... unlink resumed>) = 0 [pid 7285] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7284] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7278] <... open resumed>) = 3 [pid 7269] <... clone3 resumed> => {parent_tid=[7285]}, 88) = 7285 [pid 5065] umount2("./73/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 7284] <... futex resumed>) = 1 [pid 7281] <... futex resumed>) = 0 [pid 7278] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7269] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7284] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7281] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7278] <... futex resumed>) = 1 [pid 7275] <... futex resumed>) = 0 [pid 7269] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] newfstatat(AT_FDCWD, "./73/file1", [pid 5061] unlink("./72/binderfs" [pid 7284] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7281] <... futex resumed>) = 0 [pid 7278] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7275] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7269] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 5060] close(4 [pid 7285] <... futex resumed>) = 0 [pid 7284] mkdir("./file1", 000 [pid 7281] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7278] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7275] <... futex resumed>) = 0 [ 107.685422][ T7278] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7269] <... futex resumed>) = 1 [pid 5065] umount2("./73/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... close resumed>) = 0 [pid 7285] sendfile(3, 4, NULL, 281474978811911 [pid 7284] <... mkdir resumed>) = 0 [pid 7278] fcntl(-1, F_SETFL, O_RDONLY [pid 7275] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7269] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./72/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7285] <... sendfile resumed>) = 0 [pid 7284] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7278] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5065] openat(AT_FDCWD, "./73/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./72/bus" [pid 7285] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7284] <... futex resumed>) = 1 [pid 7281] <... futex resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./72/file0", [pid 7285] <... futex resumed>) = 1 [pid 7284] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7281] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7278] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7269] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 7285] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7281] <... futex resumed>) = 0 [pid 7275] <... futex resumed>) = 0 [pid 7269] exit_group(0 [pid 5065] newfstatat(4, "", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7285] <... futex resumed>) = ? [pid 7281] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7278] <... futex resumed>) = 1 [pid 7275] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7274] <... futex resumed>) = ? [pid 7269] <... exit_group resumed>) = ? [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7278] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7275] <... futex resumed>) = 0 [pid 7274] +++ exited with 0 +++ [pid 7285] +++ exited with 0 +++ [pid 5065] getdents64(4, [pid 5061] umount2("./72/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./72/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7275] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./72/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] newfstatat(AT_FDCWD, "./72/binderfs", [pid 5061] <... openat resumed>) = 4 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] unlink("./72/binderfs" [pid 5061] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... unlink resumed>) = 0 [pid 5061] getdents64(4, [pid 5060] umount2("./72/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] close(4) = 0 [pid 5060] newfstatat(AT_FDCWD, "./72/file0", [pid 5061] rmdir("./72/file0" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./72/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./72/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] umount2("./72/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7284] <... mount resumed>) = 0 [pid 7278] <... openat resumed>) = 4 [pid 7269] +++ exited with 0 +++ [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] <... openat resumed>) = 4 [pid 7284] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7281] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7281] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7278] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./73/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(4, "", [pid 7284] <... futex resumed>) = 1 [pid 7281] <... futex resumed>) = 0 [pid 7278] <... futex resumed>) = 1 [pid 7275] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./72/file1", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7284] unlink(NULL [pid 7281] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7278] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7275] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./73/file1/work", [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7269, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] getdents64(4, [pid 7284] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7278] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7275] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./73", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./72/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7284] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./73/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7284] <... futex resumed>) = 1 [pid 7281] <... futex resumed>) = 0 [pid 7278] sendfile(4, 4, NULL, 7 [pid 7275] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] getdents64(4, [pid 7284] chdir("./bus" [pid 7281] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] openat(AT_FDCWD, "./72/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7284] <... chdir resumed>) = 0 [pid 7281] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./73/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... openat resumed>) = 3 [pid 5061] <... openat resumed>) = 4 [pid 5060] close(4 [pid 7284] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7281] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7284] <... futex resumed>) = 0 [pid 7281] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... openat resumed>) = 5 [pid 5062] newfstatat(3, "", [pid 5061] newfstatat(4, "", [pid 5060] <... close resumed>) = 0 [pid 7284] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7281] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(5, "", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] rmdir("./72/file0" [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(5, [pid 5060] <... rmdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] close(5) = 0 [pid 5060] umount2("./72/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] rmdir("./73/file1/work") = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./72/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./72/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./73/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./72/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] newfstatat(AT_FDCWD, "./73/file1/index", [pid 5060] <... openat resumed>) = 4 [pid 7284] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7281] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(4, [pid 7284] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7281] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(3, [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] umount2("./73/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(4, "", [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] openat(AT_FDCWD, "./73/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(4, [pid 5065] <... openat resumed>) = 5 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7284] <... open resumed>) = 3 [pid 5061] umount2("./72/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7284] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(5, "", [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./72/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7284] <... futex resumed>) = 1 [pid 7281] <... futex resumed>) = 0 [pid 5062] umount2("./73/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./72/file1/work", [pid 7284] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7281] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7284] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7281] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7284] fcntl(-1, F_SETFL, O_RDONLY [pid 7281] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(5, [pid 5061] umount2("./72/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(AT_FDCWD, "./72/file1/work", [pid 7284] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7284] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] openat(AT_FDCWD, "./72/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] umount2("./72/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7284] <... futex resumed>) = 1 [pid 7281] <... futex resumed>) = 0 [pid 5061] <... openat resumed>) = 5 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7284] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7281] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(5, "", [pid 5060] openat(AT_FDCWD, "./72/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7284] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7281] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7284] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7281] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... openat resumed>) = 5 [pid 5061] getdents64(5, [pid 7284] <... openat resumed>) = 4 [pid 5065] getdents64(5, [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] newfstatat(5, "", [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(5, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7284] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(5 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7284] <... futex resumed>) = 1 [pid 7281] <... futex resumed>) = 0 [pid 5061] close(5 [pid 5060] getdents64(5, [pid 7284] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7281] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... close resumed>) = 0 [pid 7284] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7281] <... futex resumed>) = 0 [pid 5061] rmdir("./72/file1/work" [pid 7284] sendfile(4, 4, NULL, 7 [pid 7281] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... close resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] rmdir("./73/file1/index" [pid 5060] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(5) = 0 [pid 5060] rmdir("./72/file1/work" [pid 5065] <... rmdir resumed>) = 0 [pid 5062] <... umount2 resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5062] umount2("./73/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./72/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./73/bus", [pid 5061] newfstatat(AT_FDCWD, "./72/file1/index", [pid 5065] getdents64(4, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./72/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./73/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./72/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 107.768477][ T7284] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5065] close(4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./72/file1/index", [pid 5061] openat(AT_FDCWD, "./72/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] openat(AT_FDCWD, "./73/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... openat resumed>) = 5 [pid 5062] <... openat resumed>) = 4 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] newfstatat(4, "", [pid 5061] newfstatat(5, "", [pid 5065] <... close resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./72/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] rmdir("./73/file1" [pid 5062] getdents64(4, [pid 5061] getdents64(5, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... rmdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] openat(AT_FDCWD, "./72/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] getdents64(5, [pid 5060] <... openat resumed>) = 5 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(5, "", [pid 5065] getdents64(3, [pid 5062] umount2("./73/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(5 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 5060] getdents64(5, [pid 5062] newfstatat(AT_FDCWD, "./73/bus/file0", [pid 5061] rmdir("./72/file1/index" [pid 5065] close(3 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7275] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... close resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7275] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] rmdir("./73" [pid 5062] unlink("./73/bus/file0" [pid 5061] getdents64(4, [pid 5060] getdents64(5, [pid 7275] <... futex resumed>) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7275] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] getdents64(4, [pid 5061] close(4 [pid 7275] <... mmap resumed>) = 0x7fef41191000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... close resumed>) = 0 [pid 5062] close(4 [pid 5061] rmdir("./72/file1" [pid 7275] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... rmdir resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] close(5 [pid 5061] getdents64(3, [pid 5062] rmdir("./73/bus" [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7275] <... mprotect resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] close(3 [pid 7275] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] <... close resumed>) = 0 [pid 5061] rmdir("./72" [pid 5065] mkdir("./74", 0777 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 7275] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] umount2("./73/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7275] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] newfstatat(AT_FDCWD, "./73/binderfs", [pid 5065] <... mkdir resumed>) = 0 [pid 5060] rmdir("./72/file1/index" [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7288 attached [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7275] <... clone3 resumed> => {parent_tid=[7288]}, 88) = 7288 [pid 5062] unlink("./73/binderfs" [pid 5060] <... rmdir resumed>) = 0 [pid 7288] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7275] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 7289 attached [pid 7288] <... rseq resumed>) = 0 [pid 7275] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] umount2("./73/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] mkdir("./73", 0777 [pid 5060] getdents64(4, [pid 7289] set_robust_list(0x555555f856a0, 24 [pid 7288] set_robust_list(0x7fef411b19a0, 24 [pid 7275] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7289 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7289] <... set_robust_list resumed>) = 0 [pid 7288] <... set_robust_list resumed>) = 0 [pid 7275] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./73/file0", [pid 5061] <... mkdir resumed>) = 0 [pid 5060] close(4 [pid 7289] chdir("./74" [pid 7288] rt_sigprocmask(SIG_SETMASK, [], [pid 7275] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... close resumed>) = 0 [pid 7289] <... chdir resumed>) = 0 [pid 7288] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] umount2("./73/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] rmdir("./72/file1" [pid 7289] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7288] sendfile(3, 4, NULL, 281474978811911 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7289] <... prctl resumed>) = 0 [pid 7281] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] openat(AT_FDCWD, "./73/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 7290 attached [pid 7289] setpgid(0, 0 [pid 7281] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 4 [pid 5060] getdents64(3, [pid 7281] <... futex resumed>) = 0 [pid 7281] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7290] set_robust_list(0x555555f856a0, 24 [pid 7281] <... mmap resumed>) = 0x7fef41191000 [pid 5060] close(3 [pid 7290] <... set_robust_list resumed>) = 0 [pid 7281] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7289] <... setpgid resumed>) = 0 [pid 7281] <... mprotect resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 7290] chdir("./73" [pid 5060] <... close resumed>) = 0 [pid 7289] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7281] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7290 [pid 5060] rmdir("./72" [pid 7290] <... chdir resumed>) = 0 [pid 7289] <... openat resumed>) = 3 [pid 7281] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] getdents64(4, [pid 7281] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7290] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7289] write(3, "1000", 4 [pid 5062] getdents64(4, [pid 5060] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 7291 attached [pid 7290] <... prctl resumed>) = 0 [pid 7289] <... write resumed>) = 4 [pid 7281] <... clone3 resumed> => {parent_tid=[7291]}, 88) = 7291 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] mkdir("./73", 0777 [pid 7291] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7290] setpgid(0, 0 [pid 7289] close(3 [pid 7281] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] close(4 [pid 7291] <... rseq resumed>) = 0 [pid 7290] <... setpgid resumed>) = 0 [pid 7289] <... close resumed>) = 0 [pid 7281] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7289] symlink("/dev/binderfs", "./binderfs" [pid 7281] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... close resumed>) = 0 [pid 7291] set_robust_list(0x7fef411b19a0, 24 [pid 7281] <... futex resumed>) = 0 [pid 7291] <... set_robust_list resumed>) = 0 [pid 7290] <... openat resumed>) = 3 [pid 7289] <... symlink resumed>) = 0 [pid 7281] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] rmdir("./73/file0" [pid 7291] rt_sigprocmask(SIG_SETMASK, [], [pid 7290] write(3, "1000", 4 [pid 5060] <... mkdir resumed>) = 0 [pid 7291] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7290] <... write resumed>) = 4 [pid 7289] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... rmdir resumed>) = 0 [pid 7291] sendfile(3, 4, NULL, 281474978811911 [pid 7290] close(3 [pid 7289] <... futex resumed>) = 0 [pid 7290] <... close resumed>) = 0 [pid 7289] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5062] umount2("./73/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7290] symlink("/dev/binderfs", "./binderfs" [pid 7289] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7289] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5062] newfstatat(AT_FDCWD, "./73/file1", [pid 7290] <... symlink resumed>) = 0 [pid 7289] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7289] <... mmap resumed>) = 0x7fef411b2000 [pid 7289] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5062] umount2("./73/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7289] <... mprotect resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7290] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7289] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] openat(AT_FDCWD, "./73/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7289] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... openat resumed>) = 4 [pid 7290] <... futex resumed>) = 0 [pid 7290] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7289] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5062] newfstatat(4, "", ./strace-static-x86_64: Process 7292 attached [pid 7290] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7292] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053) = 0 [pid 7289] <... clone3 resumed> => {parent_tid=[7292]}, 88) = 7292 [pid 5062] getdents64(4, ./strace-static-x86_64: Process 7293 attached [pid 7292] set_robust_list(0x7fef411d29a0, 24 [pid 7290] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7289] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7293 [pid 7293] set_robust_list(0x555555f856a0, 24 [pid 7292] <... set_robust_list resumed>) = 0 [pid 7290] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7289] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7293] <... set_robust_list resumed>) = 0 [pid 7290] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7292] rt_sigprocmask(SIG_SETMASK, [], [pid 7290] <... mmap resumed>) = 0x7fef411b2000 [pid 7289] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./73/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7293] chdir("./73" [pid 7292] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7289] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7292] mkdir("./file0", 000 [pid 7289] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(AT_FDCWD, "./73/file1/work", [pid 7292] <... mkdir resumed>) = 0 [pid 7290] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7293] <... chdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7290] <... mprotect resumed>) = 0 [pid 7293] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5062] umount2("./73/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7293] <... prctl resumed>) = 0 [pid 7290] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7293] setpgid(0, 0 [pid 7292] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7290] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7278] <... sendfile resumed>) = 4 [pid 7293] <... setpgid resumed>) = 0 [pid 7292] <... futex resumed>) = 1 [pid 7290] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7289] <... futex resumed>) = 0 [pid 7288] <... sendfile resumed>) = 4 [pid 5062] openat(AT_FDCWD, "./73/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7295 attached [pid 7293] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7292] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7289] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7278] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7295] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7293] <... openat resumed>) = 3 [pid 7292] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7290] <... clone3 resumed> => {parent_tid=[7295]}, 88) = 7295 [pid 7289] <... futex resumed>) = 0 [pid 7288] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7278] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 7295] <... rseq resumed>) = 0 [pid 7293] write(3, "1000", 4 [pid 7292] mkdir("./bus", 000 [pid 7290] rt_sigprocmask(SIG_SETMASK, [], [pid 7289] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7288] <... futex resumed>) = 1 [pid 7278] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7275] <... futex resumed>) = 0 [pid 7295] set_robust_list(0x7fef411d29a0, 24 [pid 7293] <... write resumed>) = 4 [pid 7290] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7288] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7275] exit_group(0 [pid 5062] newfstatat(5, "", [pid 7295] <... set_robust_list resumed>) = 0 [pid 7293] close(3 [pid 7292] <... mkdir resumed>) = 0 [pid 7290] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7288] <... futex resumed>) = ? [pid 7278] <... futex resumed>) = ? [pid 7275] <... exit_group resumed>) = ? [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7295] rt_sigprocmask(SIG_SETMASK, [], [pid 7293] <... close resumed>) = 0 [pid 7292] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7290] <... futex resumed>) = 0 [pid 7288] +++ exited with 0 +++ [pid 7278] +++ exited with 0 +++ [pid 7295] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7293] symlink("/dev/binderfs", "./binderfs" [pid 7290] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7289] <... futex resumed>) = 0 [pid 5062] getdents64(5, [pid 7295] mkdir("./file0", 000 [pid 7293] <... symlink resumed>) = 0 [pid 7292] <... futex resumed>) = 1 [pid 7289] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7292] mkdir("./file1", 000 [pid 7289] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7293] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7292] <... mkdir resumed>) = 0 [pid 7289] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7275] +++ exited with 0 +++ [pid 5062] getdents64(5, [pid 7293] <... futex resumed>) = 0 [pid 7293] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 7292] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7293] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7292] <... futex resumed>) = 0 [pid 7293] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7292] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7293] <... mmap resumed>) = 0x7fef411b2000 [pid 7293] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7295] <... mkdir resumed>) = 0 [pid 7293] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7289] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7295] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7289] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7275, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5062] close(5 [pid 7295] <... futex resumed>) = 1 [pid 7293] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7292] <... futex resumed>) = 0 [pid 7290] <... futex resumed>) = 0 [pid 7289] <... futex resumed>) = 1 [pid 5062] <... close resumed>) = 0 [pid 7295] mkdir("./bus", 000 [pid 7293] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7292] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7290] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7289] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] rmdir("./73/file1/work" [pid 7295] <... mkdir resumed>) = 0 [pid 7290] <... futex resumed>) = 0 [pid 7281] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 7297 attached [pid 7295] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7290] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... rmdir resumed>) = 0 [pid 5062] umount2("./73/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7290] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7290] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7297] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7295] <... futex resumed>) = 0 [pid 7290] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./73/file1/index", [pid 7295] mkdir("./file1", 000 [pid 7290] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7297] <... rseq resumed>) = 0 [pid 7293] <... clone3 resumed> => {parent_tid=[7297]}, 88) = 7297 [pid 7297] set_robust_list(0x7fef411d29a0, 24 [pid 7295] <... mkdir resumed>) = 0 [pid 7293] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] umount2("./74", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7297] <... set_robust_list resumed>) = 0 [pid 7297] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7297] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./73/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7295] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7295] <... futex resumed>) = 1 [pid 7293] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7292] <... mount resumed>) = 0 [pid 7290] <... futex resumed>) = 0 [pid 5063] <... openat resumed>) = 3 [pid 7295] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7293] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7292] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7290] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./73/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7297] <... futex resumed>) = 0 [pid 7295] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7293] <... futex resumed>) = 1 [pid 7292] <... futex resumed>) = 1 [pid 7290] <... futex resumed>) = 0 [pid 7289] <... futex resumed>) = 0 [pid 5063] newfstatat(3, "", [pid 7293] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7292] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7297] mkdir("./file0", 000 [pid 7290] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7289] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7295] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7292] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7289] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7292] unlink(NULL [pid 7289] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7292] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5063] getdents64(3, [pid 5062] <... openat resumed>) = 5 [pid 7292] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7289] <... futex resumed>) = 0 [pid 7289] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7292] chdir("./bus" [pid 7289] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7297] <... mkdir resumed>) = 0 [pid 7292] <... chdir resumed>) = 0 [pid 7289] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./74/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(5, "", [pid 7292] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7289] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7297] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7292] <... futex resumed>) = 0 [pid 7289] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(5, [pid 7292] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7289] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7289] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7297] <... futex resumed>) = 1 [pid 7293] <... futex resumed>) = 0 [pid 5062] getdents64(5, [pid 7297] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7293] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7297] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7293] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7297] mkdir("./bus", 000 [pid 7293] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] close(5) = 0 [pid 5062] rmdir("./73/file1/index" [pid 7297] <... mkdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7297] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7293] <... futex resumed>) = 0 [pid 5062] getdents64(4, [pid 7297] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7293] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7297] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7293] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7293] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7297] mkdir("./file1", 000 [pid 5062] close(4) = 0 [ 107.930175][ T7292] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5062] rmdir("./73/file1" [pid 7297] <... mkdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7284] <... sendfile resumed>) = 4 [pid 7284] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(3, [pid 7297] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7284] <... futex resumed>) = 0 [pid 7297] <... futex resumed>) = 1 [pid 7297] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7293] <... futex resumed>) = 0 [pid 7284] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7297] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7293] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7292] <... open resumed>) = 3 [pid 7297] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7293] <... futex resumed>) = 0 [pid 7292] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7293] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7292] <... futex resumed>) = 1 [pid 7289] <... futex resumed>) = 0 [pid 7289] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7289] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] close(3 [pid 7292] fcntl(-1, F_SETFL, O_RDONLY [pid 7291] <... sendfile resumed>) = 4 [pid 7290] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7292] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7290] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7292] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7290] <... futex resumed>) = 0 [pid 7292] <... futex resumed>) = 1 [pid 7290] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7292] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7290] <... mmap resumed>) = 0x7fef41191000 [pid 7290] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7289] <... futex resumed>) = 0 [pid 7290] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7289] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7292] <... futex resumed>) = 0 [pid 7290] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7289] <... futex resumed>) = 1 ./strace-static-x86_64: Process 7299 attached [pid 7292] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7289] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... close resumed>) = 0 [pid 7299] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7292] <... openat resumed>) = 4 [pid 7291] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7290] <... clone3 resumed> => {parent_tid=[7299]}, 88) = 7299 [pid 7281] exit_group(0 [pid 5062] rmdir("./73" [pid 7292] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7291] <... futex resumed>) = ? [pid 7290] rt_sigprocmask(SIG_SETMASK, [], [pid 7284] <... futex resumed>) = ? [pid 7281] <... exit_group resumed>) = ? [pid 5062] <... rmdir resumed>) = 0 [pid 7299] <... rseq resumed>) = 0 [pid 7292] <... futex resumed>) = 1 [pid 7291] +++ exited with 0 +++ [pid 7290] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7289] <... futex resumed>) = 0 [pid 7284] +++ exited with 0 +++ [pid 5063] <... umount2 resumed>) = 0 [pid 7289] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] mkdir("./74", 0777 [pid 7299] set_robust_list(0x7fef411b19a0, 24 [pid 7297] <... mount resumed>) = 0 [pid 7295] <... mount resumed>) = 0 [pid 7292] sendfile(4, 4, NULL, 7 [pid 7290] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7289] <... futex resumed>) = 0 [pid 7281] +++ exited with 0 +++ [pid 5063] umount2("./74/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7299] <... set_robust_list resumed>) = 0 [pid 7297] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7295] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7290] <... futex resumed>) = 0 [pid 7289] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... mkdir resumed>) = 0 [pid 7299] rt_sigprocmask(SIG_SETMASK, [], [pid 7297] <... futex resumed>) = 1 [pid 7295] <... futex resumed>) = 0 [pid 7293] <... futex resumed>) = 0 [pid 7290] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7281, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7299] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7297] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7295] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7293] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] restart_syscall(<... resuming interrupted clone ...> [pid 5063] newfstatat(AT_FDCWD, "./74/bus", [pid 7299] unlink(NULL [pid 7297] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7293] <... futex resumed>) = 0 [pid 5068] <... restart_syscall resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7299] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7297] unlink(NULL [pid 7293] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./74/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7299] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7297] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7299] <... futex resumed>) = 1 [pid 7297] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7290] <... futex resumed>) = 0 [pid 5068] umount2("./75", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7301 attached [pid 7299] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7297] <... futex resumed>) = 1 [pid 7293] <... futex resumed>) = 0 [pid 7290] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7301 [pid 7301] set_robust_list(0x555555f856a0, 24 [pid 7297] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7295] <... futex resumed>) = 0 [pid 7293] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7290] <... futex resumed>) = 1 [pid 5068] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] openat(AT_FDCWD, "./74/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7301] <... set_robust_list resumed>) = 0 [pid 7297] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7295] chdir("./bus" [pid 7293] <... futex resumed>) = 0 [pid 7290] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 3 [pid 5063] <... openat resumed>) = 4 [pid 7301] chdir("./74" [pid 7297] chdir("./bus" [pid 7295] <... chdir resumed>) = 0 [pid 7293] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(3, "", [pid 5063] newfstatat(4, "", [pid 7301] <... chdir resumed>) = 0 [pid 7297] <... chdir resumed>) = 0 [pid 7295] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7301] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7297] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7295] <... futex resumed>) = 1 [pid 7290] <... futex resumed>) = 0 [pid 5068] getdents64(3, [pid 5063] getdents64(4, [pid 7301] <... prctl resumed>) = 0 [pid 7297] <... futex resumed>) = 1 [pid 7295] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7293] <... futex resumed>) = 0 [pid 7290] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7301] setpgid(0, 0 [pid 7297] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7295] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7293] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7290] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7301] <... setpgid resumed>) = 0 [pid 7297] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7295] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7293] <... futex resumed>) = 0 [pid 7290] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./75/bus", MNT_DETACH|UMOUNT_NOFOLLOW [ 108.002688][ T7295] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 108.003672][ T7297] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5063] umount2("./74/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7301] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7297] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7293] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7301] <... openat resumed>) = 3 [pid 7295] <... open resumed>) = 3 [pid 5063] newfstatat(AT_FDCWD, "./74/bus/file0", [pid 7301] write(3, "1000", 4 [pid 7295] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7301] <... write resumed>) = 4 [pid 7295] <... futex resumed>) = 1 [pid 7290] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7301] close(3 [pid 7297] <... open resumed>) = 3 [pid 7295] fcntl(-1, F_SETFL, O_RDONLY [pid 7290] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] unlink("./74/bus/file0" [pid 7301] <... close resumed>) = 0 [pid 7295] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7290] <... futex resumed>) = 0 [pid 7301] symlink("/dev/binderfs", "./binderfs" [pid 7297] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7295] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7290] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7297] <... futex resumed>) = 1 [pid 7295] <... futex resumed>) = 0 [pid 7293] <... futex resumed>) = 0 [pid 7290] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7297] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7295] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7293] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7290] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7297] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7295] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7293] <... futex resumed>) = 0 [pid 7290] <... futex resumed>) = 0 [pid 7297] fcntl(-1, F_SETFL, O_RDONLY [pid 7295] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7293] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7290] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... unlink resumed>) = 0 [pid 7301] <... symlink resumed>) = 0 [pid 7297] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7295] <... openat resumed>) = 4 [pid 7301] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7297] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7295] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(4, [pid 7301] <... futex resumed>) = 0 [pid 7297] <... futex resumed>) = 1 [pid 7295] <... futex resumed>) = 1 [pid 7293] <... futex resumed>) = 0 [pid 7290] <... futex resumed>) = 0 [pid 7301] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7297] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7295] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7293] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7290] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7301] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7297] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7295] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7293] <... futex resumed>) = 0 [pid 7301] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7297] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7295] sendfile(4, 4, NULL, 7 [pid 7293] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7290] <... futex resumed>) = 0 [pid 5063] close(4 [pid 7301] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7297] <... openat resumed>) = 4 [pid 7290] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 7301] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7297] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./75/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./74/bus" [pid 7301] <... mmap resumed>) = 0x7fef411b2000 [pid 7297] <... futex resumed>) = 1 [pid 7293] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7293] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./75/bus", [pid 5063] <... rmdir resumed>) = 0 [pid 7297] sendfile(4, 4, NULL, 7 [pid 7301] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7293] <... futex resumed>) = 0 [pid 7289] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./74/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7301] <... mprotect resumed>) = 0 [pid 7293] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7289] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./75/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7301] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7289] <... futex resumed>) = 0 [pid 7301] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7289] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./74/binderfs", [pid 7301] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7289] <... mmap resumed>) = 0x7fef41191000 [pid 5068] openat(AT_FDCWD, "./75/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7289] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... openat resumed>) = 4 [pid 5063] unlink("./74/binderfs" [pid 7301] <... clone3 resumed> => {parent_tid=[7303]}, 88) = 7303 ./strace-static-x86_64: Process 7303 attached [pid 7301] rt_sigprocmask(SIG_SETMASK, [], [pid 7289] <... mprotect resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 5063] <... unlink resumed>) = 0 [pid 7303] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7301] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7289] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7303] <... rseq resumed>) = 0 [pid 7301] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7289] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7303] set_robust_list(0x7fef411d29a0, 24 [pid 7301] <... futex resumed>) = 0 [pid 7289] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] getdents64(4, [pid 5063] umount2("./74/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7303] <... set_robust_list resumed>) = 0 [pid 7301] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7303] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] umount2("./75/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./74/file0", ./strace-static-x86_64: Process 7304 attached [pid 7303] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] newfstatat(AT_FDCWD, "./75/bus/file0", [pid 5063] umount2("./74/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] unlink("./75/bus/file0" [pid 5063] openat(AT_FDCWD, "./74/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7304] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7303] mkdir("./file0", 000 [pid 7289] <... clone3 resumed> => {parent_tid=[7304]}, 88) = 7304 [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... openat resumed>) = 4 [pid 7304] <... rseq resumed>) = 0 [pid 7289] rt_sigprocmask(SIG_SETMASK, [], [pid 7304] set_robust_list(0x7fef411b19a0, 24 [pid 7289] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7304] <... set_robust_list resumed>) = 0 [pid 7289] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7304] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7304] sendfile(3, 4, NULL, 281474978811911 [pid 5063] newfstatat(4, "", [pid 7303] <... mkdir resumed>) = 0 [pid 7289] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7289] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(4, [pid 7303] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7303] <... futex resumed>) = 1 [pid 7301] <... futex resumed>) = 0 [pid 5063] close(4 [pid 7303] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7301] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5063] <... close resumed>) = 0 [pid 7303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7301] <... futex resumed>) = 0 [pid 5063] rmdir("./74/file0" [pid 7303] mkdir("./bus", 000 [pid 7301] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7303] <... mkdir resumed>) = 0 [pid 5068] close(4 [pid 5063] umount2("./74/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7303] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7303] <... futex resumed>) = 1 [pid 7301] <... futex resumed>) = 0 [pid 7303] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7301] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7301] <... futex resumed>) = 0 [pid 7303] mkdir("./file1", 000 [pid 7301] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./75/bus" [pid 5063] newfstatat(AT_FDCWD, "./74/file1", [pid 7303] <... mkdir resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7303] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./75/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./74/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7303] <... futex resumed>) = 1 [pid 7301] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7303] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7301] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./75/binderfs", [pid 5063] openat(AT_FDCWD, "./74/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7301] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... openat resumed>) = 4 [pid 7303] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7301] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] unlink("./75/binderfs" [pid 5063] newfstatat(4, "", [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 5068] umount2("./75/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./74/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] newfstatat(AT_FDCWD, "./75/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] umount2("./75/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./74/file1/work", [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] openat(AT_FDCWD, "./75/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5063] umount2("./74/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] newfstatat(4, "", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(4, [pid 5063] openat(AT_FDCWD, "./74/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] <... openat resumed>) = 5 [pid 7290] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] getdents64(4, [pid 5063] newfstatat(5, "", [pid 7290] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7299] <... futex resumed>) = 0 [pid 7290] <... futex resumed>) = 1 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7299] sendfile(3, 4, NULL, 281474978811911 [pid 5068] close(4 [pid 7290] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 5063] getdents64(5, [pid 5068] rmdir("./75/file0" [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] close(5) = 0 [pid 5063] rmdir("./74/file1/work" [pid 5068] umount2("./75/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./75/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] umount2("./75/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./74/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] openat(AT_FDCWD, "./75/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7293] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... openat resumed>) = 4 [pid 5063] newfstatat(AT_FDCWD, "./74/file1/index", [pid 5068] newfstatat(4, "", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(4, [pid 5063] umount2("./74/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7304] <... sendfile resumed>) = 4 [pid 7303] <... mount resumed>) = 0 [pid 7293] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7292] <... sendfile resumed>) = 4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7293] <... futex resumed>) = 0 [pid 7289] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7293] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7303] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7293] <... mmap resumed>) = 0x7fef41191000 [pid 7292] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./75/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] openat(AT_FDCWD, "./74/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7304] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7303] <... futex resumed>) = 1 [pid 7301] <... futex resumed>) = 0 [pid 7293] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7292] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... openat resumed>) = 5 [pid 7304] <... futex resumed>) = 0 [pid 7303] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7301] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7293] <... mprotect resumed>) = 0 [pid 7292] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7289] exit_group(0 [pid 5068] newfstatat(AT_FDCWD, "./75/file1/work", [pid 5063] newfstatat(5, "", [pid 7303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7301] <... futex resumed>) = 0 [pid 7293] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7292] <... futex resumed>) = ? [pid 7289] <... exit_group resumed>) = ? [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7304] +++ exited with 0 +++ [pid 7303] unlink(NULL [pid 7301] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7293] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7292] +++ exited with 0 +++ [pid 5068] umount2("./75/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(5, [pid 7303] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7293] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7303] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./75/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] getdents64(5, [pid 7293] <... clone3 resumed> => {parent_tid=[7306]}, 88) = 7306 [pid 7293] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 7306 attached NULL, 8) = 0 [pid 7306] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7293] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7306] <... rseq resumed>) = 0 [pid 7293] <... futex resumed>) = 0 [pid 7306] set_robust_list(0x7fef411b19a0, 24 [pid 7293] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7306] <... set_robust_list resumed>) = 0 [pid 7306] rt_sigprocmask(SIG_SETMASK, [], [pid 7303] <... futex resumed>) = 1 [pid 7301] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7306] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7303] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7301] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7289] +++ exited with 0 +++ [pid 5068] newfstatat(5, "", [pid 5063] close(5 [pid 7306] sendfile(3, 4, NULL, 281474978811911 [pid 7303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7301] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7289, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5063] <... close resumed>) = 0 [pid 7303] chdir("./bus" [pid 7301] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(5, [pid 5063] rmdir("./74/file1/index" [pid 7303] <... chdir resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... rmdir resumed>) = 0 [pid 7303] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 7303] <... futex resumed>) = 1 [pid 7301] <... futex resumed>) = 0 [pid 5065] umount2("./74", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7303] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7301] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7301] <... futex resumed>) = 0 [pid 5068] close(5 [pid 5065] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] getdents64(4, [pid 7303] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7301] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 5065] <... openat resumed>) = 3 [pid 5065] newfstatat(3, "", [pid 7303] <... open resumed>) = 3 [pid 5068] rmdir("./75/file1/work" [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] getdents64(3, [ 108.137332][ T7303] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5063] close(4 [pid 7303] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7290] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] umount2("./75/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... close resumed>) = 0 [pid 7303] <... futex resumed>) = 1 [pid 7301] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] rmdir("./74/file1" [pid 7303] fcntl(-1, F_SETFL, O_RDONLY [pid 7301] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./75/file1/index", [pid 5065] umount2("./74/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 7301] <... futex resumed>) = 0 [pid 7303] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7301] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] getdents64(3, [pid 7303] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] umount2("./75/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7303] <... futex resumed>) = 0 [pid 7301] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7303] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7301] <... futex resumed>) = 0 [pid 5063] close(3 [pid 7303] <... openat resumed>) = 4 [pid 5068] openat(AT_FDCWD, "./75/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7301] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7303] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 5 [pid 5063] <... close resumed>) = 0 [pid 7303] <... futex resumed>) = 1 [pid 5068] newfstatat(5, "", [pid 5063] rmdir("./74" [pid 7303] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7301] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7301] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7303] sendfile(4, 4, NULL, 7 [pid 7301] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 7301] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... rmdir resumed>) = 0 [pid 5068] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] close(5 [pid 5063] mkdir("./75", 0777 [pid 5068] <... close resumed>) = 0 [pid 7295] <... sendfile resumed>) = 4 [pid 5068] rmdir("./75/file1/index" [pid 7295] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7295] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... mkdir resumed>) = 0 [pid 7299] <... sendfile resumed>) = 4 [pid 5068] <... rmdir resumed>) = 0 [pid 7299] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7299] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5068] getdents64(4, [pid 7290] exit_group(0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 7309 attached [pid 7293] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] close(4 [pid 7309] set_robust_list(0x555555f856a0, 24 [pid 7299] <... futex resumed>) = ? [pid 7295] <... futex resumed>) = ? [pid 7290] <... exit_group resumed>) = ? [pid 5068] <... close resumed>) = 0 [pid 7309] <... set_robust_list resumed>) = 0 [pid 7299] +++ exited with 0 +++ [pid 5068] rmdir("./75/file1" [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7309 [pid 7309] chdir("./75" [pid 5068] <... rmdir resumed>) = 0 [pid 7309] <... chdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = 0 [pid 5068] getdents64(3, [pid 7309] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] umount2("./74/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7309] <... prctl resumed>) = 0 [pid 5068] close(3 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7309] setpgid(0, 0 [pid 5068] <... close resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./74/bus", [pid 7309] <... setpgid resumed>) = 0 [pid 5068] rmdir("./75" [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7309] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] umount2("./74/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7309] <... openat resumed>) = 3 [pid 7295] +++ exited with 0 +++ [pid 7290] +++ exited with 0 +++ [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] mkdir("./76", 0777 [pid 5065] openat(AT_FDCWD, "./74/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7290, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 7309] write(3, "1000", 4 [pid 5065] <... openat resumed>) = 4 [pid 7309] <... write resumed>) = 4 [pid 5068] <... mkdir resumed>) = 0 [pid 5065] newfstatat(4, "", [pid 7309] close(3 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7309] <... close resumed>) = 0 [pid 7309] symlink("/dev/binderfs", "./binderfs" [pid 5065] getdents64(4, [pid 7309] <... symlink resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] umount2("./73", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./74/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7309] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7309] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... openat resumed>) = 3 [pid 7309] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] newfstatat(AT_FDCWD, "./74/bus/file0", [pid 7309] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(3, "", [pid 7309] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5065] unlink("./74/bus/file0" [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 7310 attached [pid 7309] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5061] getdents64(3, [pid 7310] set_robust_list(0x555555f856a0, 24 [pid 7309] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 7310] <... set_robust_list resumed>) = 0 [pid 7309] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7310 [pid 5065] getdents64(4, [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7310] chdir("./76" [pid 7309] <... mprotect resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7310] <... chdir resumed>) = 0 [pid 7310] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7309] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] close(4 [pid 5061] umount2("./73/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7310] <... prctl resumed>) = 0 [pid 7310] setpgid(0, 0 [pid 7309] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7301] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... close resumed>) = 0 [pid 7310] <... setpgid resumed>) = 0 [pid 7309] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7301] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7310] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7301] <... futex resumed>) = 0 ./strace-static-x86_64: Process 7312 attached [pid 7310] <... openat resumed>) = 3 [pid 7301] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7309] <... clone3 resumed> => {parent_tid=[7312]}, 88) = 7312 [pid 5065] rmdir("./74/bus" [pid 7312] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7309] rt_sigprocmask(SIG_SETMASK, [], [pid 7310] write(3, "1000", 4 [pid 7309] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7310] <... write resumed>) = 4 [pid 7309] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7310] close(3) = 0 [pid 7309] <... futex resumed>) = 0 [pid 7310] symlink("/dev/binderfs", "./binderfs" [pid 7309] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7312] <... rseq resumed>) = 0 [pid 7301] <... mmap resumed>) = 0x7fef41191000 [pid 7312] set_robust_list(0x7fef411d29a0, 24 [pid 7301] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7312] <... set_robust_list resumed>) = 0 [pid 7301] <... mprotect resumed>) = 0 [pid 7312] rt_sigprocmask(SIG_SETMASK, [], [pid 7301] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7312] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7301] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7312] mkdir("./file0", 000 [pid 7310] <... symlink resumed>) = 0 [pid 7301] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7312] <... mkdir resumed>) = 0 [pid 7297] <... sendfile resumed>) = 4 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = 0 ./strace-static-x86_64: Process 7313 attached [pid 7312] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7310] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7306] <... sendfile resumed>) = 4 [pid 7297] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7313] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7312] <... futex resumed>) = 1 [pid 7310] <... futex resumed>) = 0 [pid 7309] <... futex resumed>) = 0 [pid 7306] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7301] <... clone3 resumed> => {parent_tid=[7313]}, 88) = 7313 [pid 7297] <... futex resumed>) = 0 [pid 5065] umount2("./74/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./73/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7313] <... rseq resumed>) = 0 [pid 7312] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7310] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7309] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7306] <... futex resumed>) = 0 [pid 7301] rt_sigprocmask(SIG_SETMASK, [], [pid 7297] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7313] set_robust_list(0x7fef411b19a0, 24 [pid 7312] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7310] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7309] <... futex resumed>) = 0 [pid 7306] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7301] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7293] exit_group(0 [pid 5065] newfstatat(AT_FDCWD, "./74/binderfs", [pid 5061] newfstatat(AT_FDCWD, "./73/bus", [pid 7313] <... set_robust_list resumed>) = 0 [pid 7312] mkdir("./bus", 000 [pid 7310] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7309] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7306] <... futex resumed>) = ? [pid 7301] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7297] <... futex resumed>) = ? [pid 7293] <... exit_group resumed>) = ? [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7313] rt_sigprocmask(SIG_SETMASK, [], [pid 7312] <... mkdir resumed>) = 0 [pid 7310] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7306] +++ exited with 0 +++ [pid 7301] <... futex resumed>) = 0 [pid 7297] +++ exited with 0 +++ [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7313] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7312] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7310] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7301] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7293] +++ exited with 0 +++ [pid 5065] unlink("./74/binderfs" [pid 5061] umount2("./73/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7313] sendfile(3, 4, NULL, 281474978811911 [pid 7312] <... futex resumed>) = 1 [pid 7310] <... mmap resumed>) = 0x7fef411b2000 [pid 7309] <... futex resumed>) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7293, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7312] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7310] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7309] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7312] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7310] <... mprotect resumed>) = 0 [pid 7309] <... futex resumed>) = 0 [pid 5065] umount2("./74/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] openat(AT_FDCWD, "./73/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7312] mkdir("./file1", 000 [pid 7310] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7309] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... openat resumed>) = 4 [pid 7312] <... mkdir resumed>) = 0 [pid 5061] newfstatat(4, "", [pid 7310] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] newfstatat(AT_FDCWD, "./74/file0", [pid 7312] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7310] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 7315 attached [pid 7312] <... futex resumed>) = 1 [pid 7309] <... futex resumed>) = 0 [pid 5065] umount2("./74/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 7315] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7312] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7309] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7315] <... rseq resumed>) = 0 [pid 7312] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7310] <... clone3 resumed> => {parent_tid=[7315]}, 88) = 7315 [pid 7309] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] umount2("./73", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7315] set_robust_list(0x7fef411d29a0, 24 [pid 7312] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7310] rt_sigprocmask(SIG_SETMASK, [], [pid 7309] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] openat(AT_FDCWD, "./74/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7315] <... set_robust_list resumed>) = 0 [pid 7310] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(4, "", [pid 7310] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] openat(AT_FDCWD, "./73", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7310] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 5060] <... openat resumed>) = 3 [pid 7310] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] newfstatat(3, "", [pid 5065] getdents64(4, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] getdents64(3, [pid 5065] close(4 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] <... close resumed>) = 0 [pid 5065] rmdir("./74/file0" [pid 5060] umount2("./73/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... rmdir resumed>) = 0 [pid 5065] umount2("./74/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7315] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] umount2("./73/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7315] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7315] mkdir("./file0", 000 [pid 5065] newfstatat(AT_FDCWD, "./74/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./74/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./73/bus/file0", {st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] unlink("./73/bus/file0" [pid 7312] <... mount resumed>) = 0 [pid 7315] <... mkdir resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./74/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... unlink resumed>) = 0 [pid 5060] <... umount2 resumed>) = 0 [pid 7315] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7312] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./73/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7315] <... futex resumed>) = 1 [pid 7312] <... futex resumed>) = 1 [pid 7309] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5061] getdents64(4, [pid 7315] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7312] unlink(NULL [pid 7310] <... futex resumed>) = 0 [pid 7309] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(4, "", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7312] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7309] <... futex resumed>) = 0 [pid 5061] close(4 [pid 7310] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... close resumed>) = 0 [pid 7310] <... futex resumed>) = 1 [pid 5061] rmdir("./73/bus" [pid 7310] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7315] <... futex resumed>) = 0 [pid 7312] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7309] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] newfstatat(AT_FDCWD, "./73/bus", [pid 7315] mkdir("./bus", 000 [pid 7312] <... futex resumed>) = 0 [pid 7309] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] getdents64(4, [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7315] <... mkdir resumed>) = 0 [pid 7312] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7309] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7301] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] umount2("./73/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7315] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7312] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7309] <... futex resumed>) = 0 [pid 5065] umount2("./74/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7315] <... futex resumed>) = 1 [pid 7312] chdir("./bus" [pid 7309] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./73/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7315] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7312] <... chdir resumed>) = 0 [pid 7310] <... futex resumed>) = 0 [pid 5061] umount2("./73/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7312] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7310] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./74/file1/work", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 4 [pid 7315] <... futex resumed>) = 0 [pid 7312] <... futex resumed>) = 1 [pid 7310] <... futex resumed>) = 1 [pid 7309] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(AT_FDCWD, "./73/binderfs", [pid 7315] mkdir("./file1", 000 [pid 7312] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7310] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7309] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./74/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(4, "", [pid 7315] <... mkdir resumed>) = 0 [pid 7312] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7309] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7315] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7312] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7309] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] unlink("./73/binderfs" [pid 7315] <... futex resumed>) = 1 [pid 7312] <... open resumed>) = 3 [pid 7310] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./74/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(4, [pid 7315] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] <... openat resumed>) = 5 [pid 7313] <... sendfile resumed>) = 4 [pid 7312] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7310] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7303] <... sendfile resumed>) = 4 [pid 5065] newfstatat(5, "", [pid 5061] <... unlink resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7315] <... futex resumed>) = 0 [pid 7313] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7312] <... futex resumed>) = 1 [pid 7310] <... futex resumed>) = 1 [pid 7309] <... futex resumed>) = 0 [pid 7303] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./73/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./73/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7315] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7313] <... futex resumed>) = 0 [pid 7312] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7310] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7309] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(5, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7312] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7309] <... futex resumed>) = 0 [pid 7303] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] newfstatat(AT_FDCWD, "./73/file0", [pid 5060] newfstatat(AT_FDCWD, "./73/bus/file0", [ 108.320941][ T7312] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7313] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7312] fcntl(-1, F_SETFL, O_RDONLY [pid 7309] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7303] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7301] exit_group(0 [pid 5065] getdents64(5, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7313] <... futex resumed>) = ? [pid 7312] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7303] <... futex resumed>) = ? [pid 7301] <... exit_group resumed>) = ? [pid 5061] umount2("./73/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7313] +++ exited with 0 +++ [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./73/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7312] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7303] +++ exited with 0 +++ [pid 7301] +++ exited with 0 +++ [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... openat resumed>) = 4 [pid 5060] unlink("./73/bus/file0" [pid 7312] <... futex resumed>) = 1 [pid 7309] <... futex resumed>) = 0 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7301, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5062] restart_syscall(<... resuming interrupted clone ...> [pid 5061] newfstatat(4, "", [pid 5062] <... restart_syscall resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] umount2("./74", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(4, [pid 5062] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] <... openat resumed>) = 3 [pid 5061] getdents64(4, [pid 7315] <... mount resumed>) = 0 [pid 7312] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7309] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(5 [pid 5062] newfstatat(3, "", [pid 5060] <... unlink resumed>) = 0 [pid 7315] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7312] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7309] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7315] <... futex resumed>) = 1 [pid 7312] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7310] <... futex resumed>) = 0 [pid 7309] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] rmdir("./74/file1/work" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] close(4 [pid 5060] getdents64(4, [pid 7315] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7310] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7312] <... openat resumed>) = 4 [pid 7310] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5062] getdents64(3, [pid 5061] <... close resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7315] unlink(NULL [pid 7310] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./74/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] rmdir("./73/file0" [pid 5060] close(4 [pid 7315] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./74/file1/index", [pid 7315] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7312] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7310] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./74/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 7315] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7312] <... futex resumed>) = 1 [pid 7310] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7309] <... futex resumed>) = 0 [pid 5065] umount2("./74/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./73/bus" [pid 7315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7312] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7310] <... futex resumed>) = 0 [pid 7309] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./73/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7315] chdir("./bus" [pid 7312] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7310] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7309] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./74/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7315] <... chdir resumed>) = 0 [pid 7309] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7312] sendfile(4, 4, NULL, 7 [pid 5065] <... openat resumed>) = 5 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7315] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7310] <... futex resumed>) = 0 [pid 5065] newfstatat(5, "", [pid 7315] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7310] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7310] <... futex resumed>) = 0 [pid 7310] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(AT_FDCWD, "./73/file1", [pid 5065] getdents64(5, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] umount2("./73/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./73/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7315] <... open resumed>) = 3 [pid 5065] getdents64(5, [pid 5061] <... openat resumed>) = 4 [pid 5060] umount2("./73/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(4, "", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] close(5 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] newfstatat(AT_FDCWD, "./73/binderfs", [pid 7315] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7315] <... futex resumed>) = 1 [pid 7310] <... futex resumed>) = 0 [pid 5065] rmdir("./74/file1/index" [pid 5060] unlink("./73/binderfs" [pid 7315] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7310] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] getdents64(4, [pid 5060] <... unlink resumed>) = 0 [pid 7315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7310] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] umount2("./73/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7315] fcntl(-1, F_SETFL, O_RDONLY [pid 7310] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(4, [pid 5062] <... umount2 resumed>) = 0 [pid 5061] umount2("./73/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7315] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7315] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(4 [pid 5062] umount2("./74/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./73/file0", [pid 7315] <... futex resumed>) = 1 [pid 7310] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./73/file1/work", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7315] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7310] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7310] <... futex resumed>) = 0 [pid 5065] rmdir("./74/file1" [pid 5062] newfstatat(AT_FDCWD, "./74/bus", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./73/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7315] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7310] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7315] <... openat resumed>) = 4 [pid 5061] umount2("./73/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./74/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./73/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7315] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(3, [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./73/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... openat resumed>) = 4 [pid 7315] <... futex resumed>) = 1 [pid 7310] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] openat(AT_FDCWD, "./74/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] newfstatat(4, "", [pid 7315] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7310] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(3 [pid 5062] <... openat resumed>) = 4 [pid 5061] <... openat resumed>) = 5 [pid 5061] newfstatat(5, "", [pid 7315] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7310] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7315] sendfile(4, 4, NULL, 7 [pid 7310] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] rmdir("./74" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, [pid 5065] <... rmdir resumed>) = 0 [pid 5062] getdents64(4, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] getdents64(5, [pid 5062] umount2("./74/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 5065] mkdir("./75", 0777 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] newfstatat(AT_FDCWD, "./74/bus/file0", [pid 5061] getdents64(5, [pid 5065] <... mkdir resumed>) = 0 [pid 5060] close(4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] close(5) = 0 [pid 5060] <... close resumed>) = 0 [pid 5062] unlink("./74/bus/file0" [ 108.386956][ T7315] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5060] rmdir("./73/file0" [pid 5062] <... unlink resumed>) = 0 [pid 5061] rmdir("./73/file1/work" [pid 5060] <... rmdir resumed>) = 0 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 7318 attached [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7318 [pid 5062] getdents64(4, [pid 5061] umount2("./73/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./73/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7318] set_robust_list(0x555555f856a0, 24 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7318] <... set_robust_list resumed>) = 0 [pid 5062] close(4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... close resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./73/file1", [pid 7318] chdir("./75" [pid 7309] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] rmdir("./74/bus" [pid 5061] newfstatat(AT_FDCWD, "./73/file1/index", [pid 7318] <... chdir resumed>) = 0 [pid 7309] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7318] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./73/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7318] <... prctl resumed>) = 0 [pid 7309] <... futex resumed>) = 0 [pid 7318] setpgid(0, 0 [pid 7309] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] umount2("./73/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7309] <... mmap resumed>) = 0x7fef41191000 [pid 5062] umount2("./74/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./73/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7309] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7318] <... setpgid resumed>) = 0 [pid 7309] <... mprotect resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./74/binderfs", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 4 [pid 7318] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5061] openat(AT_FDCWD, "./73/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7318] <... openat resumed>) = 3 [pid 7309] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... openat resumed>) = 5 [pid 5060] newfstatat(4, "", [pid 7318] write(3, "1000", 4 [pid 7309] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] unlink("./74/binderfs" [pid 5061] newfstatat(5, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7318] <... write resumed>) = 4 [pid 7309] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 7318] close(3 [pid 5060] getdents64(4, [pid 7318] <... close resumed>) = 0 [pid 5061] getdents64(5, ./strace-static-x86_64: Process 7320 attached [pid 7318] symlink("/dev/binderfs", "./binderfs" [pid 7309] <... clone3 resumed> => {parent_tid=[7320]}, 88) = 7320 [pid 5062] umount2("./74/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7320] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7318] <... symlink resumed>) = 0 [pid 7309] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7320] <... rseq resumed>) = 0 [pid 5061] getdents64(5, [pid 5060] umount2("./73/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7320] set_robust_list(0x7fef411b19a0, 24 [pid 7318] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7309] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] newfstatat(AT_FDCWD, "./74/file0", [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7320] <... set_robust_list resumed>) = 0 [pid 7318] <... futex resumed>) = 0 [pid 7309] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] close(5 [pid 7320] rt_sigprocmask(SIG_SETMASK, [], [pid 7318] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7309] <... futex resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./73/file1/work", [pid 7309] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7320] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] umount2("./74/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7320] sendfile(3, 4, NULL, 281474978811911 [pid 7318] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5061] <... close resumed>) = 0 [pid 7318] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] rmdir("./73/file1/index" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7318] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] openat(AT_FDCWD, "./74/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... rmdir resumed>) = 0 [pid 7318] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] umount2("./73/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... openat resumed>) = 4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(4, "", [pid 7318] <... mmap resumed>) = 0x7fef411b2000 [pid 7318] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7310] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(4, [pid 5060] openat(AT_FDCWD, "./73/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7318] <... mprotect resumed>) = 0 [pid 7310] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 5060] <... openat resumed>) = 5 [pid 7318] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7310] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(5, "", [pid 7318] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7310] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] getdents64(4, [pid 5061] close(4 [pid 7318] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7310] <... mmap resumed>) = 0x7fef41191000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 7321 attached [pid 7310] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] close(4 [pid 5060] getdents64(5, [pid 7321] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7320] <... sendfile resumed>) = 4 [pid 7318] <... clone3 resumed> => {parent_tid=[7321]}, 88) = 7321 [pid 7312] <... sendfile resumed>) = 4 [pid 7310] <... mprotect resumed>) = 0 [pid 5061] rmdir("./73/file1" [pid 7318] rt_sigprocmask(SIG_SETMASK, [], [pid 7312] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... rmdir resumed>) = 0 [pid 7318] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7312] <... futex resumed>) = 0 [pid 7318] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7312] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] <... close resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7321] <... rseq resumed>) = 0 [pid 7320] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] rmdir("./74/file0" [pid 7321] set_robust_list(0x7fef411d29a0, 24 [pid 7320] <... futex resumed>) = 1 [pid 5060] getdents64(5, [pid 7310] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7320] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7318] <... futex resumed>) = 0 [pid 7310] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] getdents64(3, [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7321] <... set_robust_list resumed>) = 0 [pid 7318] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7310] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7309] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] close(5 [pid 7321] rt_sigprocmask(SIG_SETMASK, [], [pid 7309] exit_group(0 [pid 7321] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] umount2("./74/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... close resumed>) = 0 [pid 7320] <... futex resumed>) = ? [pid 7309] <... exit_group resumed>) = ? [pid 7321] mkdir("./file0", 000 [pid 5060] rmdir("./73/file1/work" [pid 7312] <... futex resumed>) = ? [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 7323 attached [pid 7321] <... mkdir resumed>) = 0 [pid 7320] +++ exited with 0 +++ [pid 7312] +++ exited with 0 +++ [pid 7309] +++ exited with 0 +++ [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] close(3 [pid 5060] <... rmdir resumed>) = 0 [pid 7323] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7310] <... clone3 resumed> => {parent_tid=[7323]}, 88) = 7323 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7309, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7321] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./74/file1", [pid 5061] <... close resumed>) = 0 [pid 5060] umount2("./73/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7323] <... rseq resumed>) = 0 [pid 7321] <... futex resumed>) = 1 [pid 7318] <... futex resumed>) = 0 [pid 7310] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] rmdir("./73" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7323] set_robust_list(0x7fef411b19a0, 24 [pid 7321] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7318] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7310] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] umount2("./74/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(AT_FDCWD, "./73/file1/index", [pid 7323] <... set_robust_list resumed>) = 0 [pid 7321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7318] <... futex resumed>) = 0 [pid 7310] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... rmdir resumed>) = 0 [pid 7323] rt_sigprocmask(SIG_SETMASK, [], [pid 7321] mkdir("./bus", 000 [pid 7318] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7310] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./74/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7323] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] umount2("./75", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] mkdir("./74", 0777 [pid 7323] sendfile(3, 4, NULL, 281474978811911 [pid 7321] <... mkdir resumed>) = 0 [pid 7310] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... openat resumed>) = 4 [pid 5061] <... mkdir resumed>) = 0 [pid 5060] umount2("./73/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7321] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(4, "", [pid 7321] <... futex resumed>) = 1 [pid 7318] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7321] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7318] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 3 [pid 5062] getdents64(4, [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] openat(AT_FDCWD, "./73/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7318] <... futex resumed>) = 0 [pid 5063] newfstatat(3, "", ./strace-static-x86_64: Process 7324 attached [pid 7321] mkdir("./file1", 000 [pid 7318] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] <... openat resumed>) = 5 [pid 7324] set_robust_list(0x555555f856a0, 24 [pid 5063] getdents64(3, [pid 7324] <... set_robust_list resumed>) = 0 [pid 5062] umount2("./74/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(5, "", [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, [pid 5063] umount2("./75/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(AT_FDCWD, "./74/file1/work", [pid 7324] chdir("./74" [pid 7321] <... mkdir resumed>) = 0 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7324 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7324] <... chdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7324] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7321] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./74/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(5, [pid 7324] <... prctl resumed>) = 0 [pid 7321] <... futex resumed>) = 1 [pid 7318] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7324] setpgid(0, 0 [pid 7321] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7318] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] close(5 [pid 5062] openat(AT_FDCWD, "./74/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7318] <... futex resumed>) = 0 [pid 7318] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7324] <... setpgid resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 5060] <... close resumed>) = 0 [pid 7324] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5062] newfstatat(5, "", [pid 5060] rmdir("./73/file1/index" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7324] <... openat resumed>) = 3 [pid 5062] getdents64(5, [pid 5060] getdents64(4, [pid 7324] write(3, "1000", 4 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] getdents64(5, [pid 5060] close(4 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] close(5 [pid 5060] <... close resumed>) = 0 [pid 7324] <... write resumed>) = 4 [pid 5062] <... close resumed>) = 0 [pid 7324] close(3 [pid 5062] rmdir("./74/file1/work" [pid 5060] rmdir("./73/file1" [pid 7324] <... close resumed>) = 0 [pid 5063] <... umount2 resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7324] symlink("/dev/binderfs", "./binderfs" [pid 5063] umount2("./75/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7324] <... symlink resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./74/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./75/bus", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7324] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./75/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(AT_FDCWD, "./74/file1/index", [pid 5060] getdents64(3, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./75/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5062] umount2("./74/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(4, "", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] openat(AT_FDCWD, "./74/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7324] <... futex resumed>) = 0 [pid 7321] <... mount resumed>) = 0 [pid 5063] getdents64(4, [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7324] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5060] close(3 [pid 7324] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] <... openat resumed>) = 5 [pid 5060] <... close resumed>) = 0 [pid 7324] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5060] rmdir("./73" [pid 7324] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7324] <... mmap resumed>) = 0x7fef411b2000 [pid 7324] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7310] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] mkdir("./74", 0777 [pid 7324] <... mprotect resumed>) = 0 [pid 7324] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] <... mkdir resumed>) = 0 [pid 7324] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7324] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7321] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./75/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7326 attached [pid 7324] <... clone3 resumed> => {parent_tid=[7326]}, 88) = 7326 [pid 5062] newfstatat(5, "", [pid 7326] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7324] rt_sigprocmask(SIG_SETMASK, [], [pid 7321] <... futex resumed>) = 1 [pid 7318] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7326] <... rseq resumed>) = 0 [pid 7324] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7321] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7318] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./75/bus/file0", [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7326] set_robust_list(0x7fef411d29a0, 24 [pid 7324] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7318] <... futex resumed>) = 0 [pid 5062] getdents64(5, ./strace-static-x86_64: Process 7327 attached [pid 7326] <... set_robust_list resumed>) = 0 [pid 7324] <... futex resumed>) = 0 [pid 7321] unlink(NULL [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7327] set_robust_list(0x555555f856a0, 24 [pid 7326] rt_sigprocmask(SIG_SETMASK, [], [pid 7324] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7321] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7318] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] unlink("./75/bus/file0" [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7327] <... set_robust_list resumed>) = 0 [pid 7326] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7321] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7318] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] getdents64(5, [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7327 [pid 7326] mkdir("./file0", 000 [pid 7321] <... futex resumed>) = 0 [pid 7318] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7327] chdir("./74" [pid 7321] chdir("./bus" [pid 7318] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7321] <... chdir resumed>) = 0 [pid 7318] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7326] <... mkdir resumed>) = 0 [pid 7327] <... chdir resumed>) = 0 [pid 7321] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7318] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] close(5 [pid 7327] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7321] <... futex resumed>) = 0 [pid 7318] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7327] <... prctl resumed>) = 0 [pid 7321] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7318] <... futex resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 7327] setpgid(0, 0 [pid 7326] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7321] <... open resumed>) = 3 [pid 7318] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... unlink resumed>) = 0 [pid 5062] rmdir("./74/file1/index" [pid 7327] <... setpgid resumed>) = 0 [pid 7326] <... futex resumed>) = 1 [pid 7324] <... futex resumed>) = 0 [pid 7327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7326] mkdir("./bus", 000 [pid 7324] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7321] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7327] <... openat resumed>) = 3 [pid 7324] <... futex resumed>) = 0 [pid 7321] <... futex resumed>) = 1 [pid 7318] <... futex resumed>) = 0 [pid 7324] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7321] fcntl(-1, F_SETFL, O_RDONLY [pid 7318] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7321] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7318] <... futex resumed>) = 0 [pid 7321] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7318] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7321] <... futex resumed>) = 0 [pid 7318] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] getdents64(4, [pid 7321] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7318] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7326] <... mkdir resumed>) = 0 [pid 7321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7318] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7321] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7318] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... rmdir resumed>) = 0 [pid 7327] write(3, "1000", 4 [pid 7321] <... openat resumed>) = 4 [pid 7321] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] close(4 [pid 7327] <... write resumed>) = 4 [pid 7326] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7323] <... sendfile resumed>) = 4 [pid 7315] <... sendfile resumed>) = 4 [pid 5063] <... close resumed>) = 0 [pid 5062] getdents64(4, [pid 7327] close(3 [pid 7326] <... futex resumed>) = 1 [pid 7324] <... futex resumed>) = 0 [pid 7323] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7321] <... futex resumed>) = 1 [pid 7318] <... futex resumed>) = 0 [pid 7315] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7310] exit_group(0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7327] <... close resumed>) = 0 [pid 7326] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7324] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7323] <... futex resumed>) = -1 (errno 18446744073709551414) [pid 7321] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7318] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7315] <... futex resumed>) = -1 (errno 18446744073709551414) [pid 5063] rmdir("./75/bus" [pid 7327] symlink("/dev/binderfs", "./binderfs" [pid 7326] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7324] <... futex resumed>) = 0 [pid 7323] +++ exited with 0 +++ [pid 7321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7318] <... futex resumed>) = 0 [pid 7315] +++ exited with 0 +++ [pid 7310] <... exit_group resumed>) = ? [pid 5062] close(4 [pid 7327] <... symlink resumed>) = 0 [pid 7326] mkdir("./file1", 000 [pid 7324] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7321] sendfile(4, 4, NULL, 7 [pid 7318] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... rmdir resumed>) = 0 [pid 7326] <... mkdir resumed>) = 0 [pid 7310] +++ exited with 0 +++ [ 108.555032][ T7321] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5063] umount2("./75/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 7327] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7326] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7310, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./74/file1" [pid 7327] <... futex resumed>) = 0 [pid 7326] <... futex resumed>) = 1 [pid 7324] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./75/binderfs", [pid 5062] <... rmdir resumed>) = 0 [pid 7327] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7326] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7327] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7326] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7324] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./76", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] unlink("./75/binderfs" [pid 5062] getdents64(3, [pid 7327] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7326] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7324] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... unlink resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7327] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7327] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 5068] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7324] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] close(3 [pid 5068] <... openat resumed>) = 3 [pid 5062] <... close resumed>) = 0 [pid 7327] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] newfstatat(3, "", [pid 7327] <... mprotect resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7327] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] umount2("./75/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] getdents64(3, 0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./75/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./75/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./75/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] umount2("./76/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... openat resumed>) = 4 [pid 7327] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] newfstatat(4, "", [pid 5062] rmdir("./74" [pid 7327] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5063] getdents64(4, [pid 5062] mkdir("./75", 0777./strace-static-x86_64: Process 7329 attached [pid 7327] <... clone3 resumed> => {parent_tid=[7329]}, 88) = 7329 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7329] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053) = 0 [pid 7329] set_robust_list(0x7fef411d29a0, 24 [pid 7327] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] getdents64(4, [pid 7329] <... set_robust_list resumed>) = 0 [pid 7329] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7327] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7329] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7327] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] close(4 [pid 7329] <... futex resumed>) = 0 [pid 7327] <... futex resumed>) = 1 [pid 5063] <... close resumed>) = 0 [pid 7329] mkdir("./file0", 000 [pid 7327] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] rmdir("./75/file0") = 0 [pid 5063] umount2("./75/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./75/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./75/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./75/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5063] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 5062] <... mkdir resumed>) = 0 [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7329] <... mkdir resumed>) = 0 [pid 7329] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7327] <... futex resumed>) = 0 [pid 7329] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7327] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7327] <... futex resumed>) = 0 [pid 7327] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7329] mkdir("./bus", 000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7329] <... mkdir resumed>) = 0 [pid 7326] <... mount resumed>) = 0 [pid 5063] umount2("./75/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7329] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7330 ./strace-static-x86_64: Process 7330 attached [pid 7329] <... futex resumed>) = 1 [pid 7327] <... futex resumed>) = 0 [pid 7329] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7327] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./75/file1/work", [pid 7330] set_robust_list(0x555555f856a0, 24 [pid 7329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7327] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7329] mkdir("./file1", 000 [pid 7327] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7326] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./75/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7326] <... futex resumed>) = 1 [pid 7324] <... futex resumed>) = 0 [pid 7318] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7330] <... set_robust_list resumed>) = 0 [pid 7326] unlink(NULL [pid 7324] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./75/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7330] chdir("./75" [pid 7326] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7324] <... futex resumed>) = 0 [pid 7318] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 5 [pid 7330] <... chdir resumed>) = 0 [pid 7326] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7324] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7318] <... futex resumed>) = 0 [pid 5063] newfstatat(5, "", [pid 7330] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7329] <... mkdir resumed>) = 0 [pid 7326] <... futex resumed>) = 0 [pid 7324] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7318] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7330] <... prctl resumed>) = 0 [pid 7326] chdir("./bus" [pid 7324] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7318] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... umount2 resumed>) = 0 [pid 5063] getdents64(5, [pid 7326] <... chdir resumed>) = 0 [pid 7324] <... futex resumed>) = 0 [pid 7326] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7324] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./76/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7326] <... futex resumed>) = 0 [pid 7324] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(5, [pid 7326] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7324] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./76/bus", [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7326] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7324] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] close(5 [pid 7326] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7324] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./76/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... close resumed>) = 0 [pid 7326] <... open resumed>) = 3 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] rmdir("./75/file1/work" [pid 5068] openat(AT_FDCWD, "./76/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... rmdir resumed>) = 0 [pid 7330] setpgid(0, 0 [pid 7329] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7318] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... openat resumed>) = 4 [pid 7330] <... setpgid resumed>) = 0 [pid 7329] <... futex resumed>) = 1 [pid 7327] <... futex resumed>) = 0 [pid 7326] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(4, "", [pid 5063] umount2("./75/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [ 108.625212][ T7326] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7330] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7329] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7327] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7326] <... futex resumed>) = 1 [pid 7324] <... futex resumed>) = 0 [pid 7318] <... mprotect resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7330] <... openat resumed>) = 3 [pid 7327] <... futex resumed>) = 0 [pid 7326] fcntl(-1, F_SETFL, O_RDONLY [pid 7324] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5063] newfstatat(AT_FDCWD, "./75/file1/index", [pid 7327] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7326] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7324] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7326] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7324] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./76/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7326] <... futex resumed>) = 0 [pid 7324] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./75/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7326] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7324] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7326] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7324] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./76/bus/file0", [pid 7326] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7324] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] openat(AT_FDCWD, "./75/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7326] <... openat resumed>) = 4 [pid 5068] unlink("./76/bus/file0" [pid 5063] <... openat resumed>) = 5 [pid 5068] <... unlink resumed>) = 0 [pid 7326] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(5, "", [pid 7326] <... futex resumed>) = 1 [pid 7324] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7326] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7324] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(5, [pid 7326] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7324] <... futex resumed>) = 0 [pid 7318] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] getdents64(4, [pid 7326] sendfile(4, 4, NULL, 7 [pid 7324] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7318] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7318] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] close(4 [pid 5063] getdents64(5, ./strace-static-x86_64: Process 7332 attached [pid 5068] <... close resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7332] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7318] <... clone3 resumed> => {parent_tid=[7332]}, 88) = 7332 [pid 5068] rmdir("./76/bus" [pid 5063] close(5 [pid 7332] <... rseq resumed>) = 0 [pid 7318] rt_sigprocmask(SIG_SETMASK, [], [pid 7332] set_robust_list(0x7fef411b19a0, 24 [pid 7318] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7332] <... set_robust_list resumed>) = 0 [pid 7318] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 7332] rt_sigprocmask(SIG_SETMASK, [], [pid 7330] write(3, "1000", 4 [pid 7318] <... futex resumed>) = 0 [pid 7332] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7318] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./76/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./75/file1/index" [pid 7332] sendfile(3, 4, NULL, 281474978811911 [pid 7330] <... write resumed>) = 4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... rmdir resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./76/binderfs", [pid 5063] getdents64(4, [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] unlink("./76/binderfs" [pid 5063] close(4 [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5068] umount2("./76/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./75/file1" [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./76/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] umount2("./76/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] <... rmdir resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./76/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5063] getdents64(3, [pid 5068] newfstatat(4, "", [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] close(3 [pid 5068] getdents64(4, [pid 5063] <... close resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] rmdir("./75" [pid 5068] getdents64(4, [pid 5063] <... rmdir resumed>) = 0 [pid 7330] close(3) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] close(4) = 0 [pid 5068] rmdir("./76/file0" [pid 7330] symlink("/dev/binderfs", "./binderfs" [pid 5068] <... rmdir resumed>) = 0 [pid 5063] mkdir("./76", 0777 [pid 7330] <... symlink resumed>) = 0 [pid 5068] umount2("./76/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... mkdir resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7330] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5068] newfstatat(AT_FDCWD, "./76/file1", [pid 7330] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7330] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7330] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] umount2("./76/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7330] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7330] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 7330] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./76/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7330] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... openat resumed>) = 4 ./strace-static-x86_64: Process 7333 attached [pid 7330] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] newfstatat(4, "", [pid 7333] set_robust_list(0x555555f856a0, 24 [pid 7330] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7329] <... mount resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7333 ./strace-static-x86_64: Process 7334 attached [pid 7333] <... set_robust_list resumed>) = 0 [pid 7329] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 7334] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7333] chdir("./76" [pid 7330] <... clone3 resumed> => {parent_tid=[7334]}, 88) = 7334 [pid 7329] <... futex resumed>) = 1 [pid 7327] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7334] <... rseq resumed>) = 0 [pid 7333] <... chdir resumed>) = 0 [pid 7330] rt_sigprocmask(SIG_SETMASK, [], [pid 7329] unlink(NULL [pid 7327] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./76/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7334] set_robust_list(0x7fef411d29a0, 24 [pid 7333] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7330] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7329] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7327] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7334] <... set_robust_list resumed>) = 0 [pid 7333] <... prctl resumed>) = 0 [pid 7330] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7329] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7327] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./76/file1/work", [pid 7334] rt_sigprocmask(SIG_SETMASK, [], [pid 7333] setpgid(0, 0 [pid 7330] <... futex resumed>) = 0 [pid 7329] <... futex resumed>) = 0 [pid 7327] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7334] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7333] <... setpgid resumed>) = 0 [pid 7330] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7329] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7327] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./76/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7334] mkdir("./file0", 000 [pid 7333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7327] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7334] <... mkdir resumed>) = 0 [pid 7333] <... openat resumed>) = 3 [pid 7329] chdir("./bus" [pid 7327] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./76/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7329] <... chdir resumed>) = 0 [pid 7329] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7333] write(3, "1000", 4 [pid 5068] <... openat resumed>) = 5 [pid 7333] <... write resumed>) = 4 [pid 7334] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7333] close(3 [pid 7329] <... futex resumed>) = 1 [pid 7327] <... futex resumed>) = 0 [pid 5068] newfstatat(5, "", [pid 7334] <... futex resumed>) = 1 [pid 7333] <... close resumed>) = 0 [pid 7330] <... futex resumed>) = 0 [pid 7329] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7327] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7334] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7333] symlink("/dev/binderfs", "./binderfs" [pid 7330] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7327] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 7334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7333] <... symlink resumed>) = 0 [pid 7330] <... futex resumed>) = 0 [pid 7329] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7327] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7334] mkdir("./bus", 000 [pid 7333] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7332] <... sendfile resumed>) = 4 [pid 7330] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7321] <... sendfile resumed>) = 4 [pid 5068] getdents64(5, [pid 7334] <... mkdir resumed>) = 0 [pid 7333] <... futex resumed>) = 0 [pid 7324] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7321] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7332] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7321] <... futex resumed>) = 0 [pid 7332] <... futex resumed>) = 1 [pid 7321] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7318] <... futex resumed>) = 0 [pid 7333] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7324] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7318] exit_group(0 [pid 5068] close(5 [pid 7334] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7333] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7324] <... futex resumed>) = 0 [pid 7321] <... futex resumed>) = ? [pid 7318] <... exit_group resumed>) = ? [pid 5068] <... close resumed>) = 0 [pid 7334] <... futex resumed>) = 1 [pid 7333] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7324] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7321] +++ exited with 0 +++ [ 108.688756][ T7329] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5068] rmdir("./76/file1/work" [pid 7334] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7333] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7330] <... futex resumed>) = 0 [pid 7329] <... open resumed>) = 3 [pid 7324] <... mmap resumed>) = 0x7fef41191000 [pid 7334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7333] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7330] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7324] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... rmdir resumed>) = 0 [pid 7334] mkdir("./file1", 000 [pid 7333] <... mmap resumed>) = 0x7fef411b2000 [pid 7330] <... futex resumed>) = 0 [pid 7324] <... mprotect resumed>) = 0 [pid 7330] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7334] <... mkdir resumed>) = 0 [pid 7333] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7329] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7324] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7333] <... mprotect resumed>) = 0 [pid 5068] umount2("./76/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7333] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7329] <... futex resumed>) = 1 [pid 7327] <... futex resumed>) = 0 [pid 7324] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7334] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7333] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7329] fcntl(-1, F_SETFL, O_RDONLY [pid 7327] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7324] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] newfstatat(AT_FDCWD, "./76/file1/index", ./strace-static-x86_64: Process 7336 attached [pid 7334] <... futex resumed>) = 1 [pid 7333] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7332] +++ exited with 0 +++ [pid 7330] <... futex resumed>) = 0 [pid 7329] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7327] <... futex resumed>) = 0 [pid 7318] +++ exited with 0 +++ [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7337 attached [pid 7336] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7334] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7330] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7329] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7327] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7324] <... clone3 resumed> => {parent_tid=[7336]}, 88) = 7336 [pid 5068] umount2("./76/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7318, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7336] <... rseq resumed>) = 0 [pid 7334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7333] <... clone3 resumed> => {parent_tid=[7337]}, 88) = 7337 [pid 7330] <... futex resumed>) = 0 [pid 7329] <... futex resumed>) = 0 [pid 7327] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7324] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] restart_syscall(<... resuming interrupted clone ...> [pid 7337] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7336] set_robust_list(0x7fef411b19a0, 24 [pid 7334] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7333] rt_sigprocmask(SIG_SETMASK, [], [pid 7330] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7329] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7327] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7324] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] openat(AT_FDCWD, "./76/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... restart_syscall resumed>) = 0 [pid 7337] <... rseq resumed>) = 0 [pid 7336] <... set_robust_list resumed>) = 0 [pid 7329] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7327] <... futex resumed>) = 0 [pid 7329] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7327] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 5 [pid 7336] rt_sigprocmask(SIG_SETMASK, [], [pid 7333] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7333] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7333] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7337] set_robust_list(0x7fef411d29a0, 24) = 0 [pid 7337] rt_sigprocmask(SIG_SETMASK, [], [pid 7336] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7334] <... mount resumed>) = 0 [pid 7329] <... openat resumed>) = 4 [pid 7324] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(5, "", [pid 5065] umount2("./75", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7337] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7329] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7337] mkdir("./file0", 000 [pid 7329] <... futex resumed>) = 1 [pid 7327] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7329] sendfile(4, 4, NULL, 7 [pid 7327] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7327] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(5, [pid 5065] <... openat resumed>) = 3 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] newfstatat(3, "", [pid 7337] <... mkdir resumed>) = 0 [pid 5068] getdents64(5, [pid 7337] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7337] <... futex resumed>) = 1 [pid 7333] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7337] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7333] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(5 [pid 5065] getdents64(3, [pid 7337] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7333] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 7337] mkdir("./bus", 000 [pid 7336] sendfile(3, 4, NULL, 281474978811911 [pid 7333] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7324] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5068] rmdir("./76/file1/index" [pid 7324] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7334] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./75/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... rmdir resumed>) = 0 [pid 7337] <... mkdir resumed>) = 0 [pid 7337] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7334] <... futex resumed>) = 1 [pid 7330] <... futex resumed>) = 0 [pid 7337] <... futex resumed>) = 1 [pid 7334] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7333] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 7330] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7337] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7330] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7337] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7334] unlink(NULL [pid 7333] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7330] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(4 [pid 7337] mkdir("./file1", 000 [pid 7334] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7333] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 7334] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7333] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./76/file1" [pid 7334] <... futex resumed>) = 1 [pid 7330] <... futex resumed>) = 0 [pid 7334] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7330] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7330] <... futex resumed>) = 0 [pid 7334] chdir("./bus" [pid 7330] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7334] <... chdir resumed>) = 0 [pid 7334] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7330] <... futex resumed>) = 0 [pid 7334] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7330] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 7334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7330] <... futex resumed>) = 0 [pid 7334] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7330] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7337] <... mkdir resumed>) = 0 [pid 7334] <... open resumed>) = 3 [pid 5068] getdents64(3, [pid 7334] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7337] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] <... umount2 resumed>) = 0 [pid 5065] umount2("./75/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7337] <... futex resumed>) = 1 [pid 7334] <... futex resumed>) = 1 [pid 7333] <... futex resumed>) = 0 [pid 7330] <... futex resumed>) = 0 [pid 5068] close(3 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7337] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7334] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7333] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7330] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./75/bus", [pid 7334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7333] <... futex resumed>) = 0 [pid 7330] <... futex resumed>) = 0 [pid 7334] fcntl(-1, F_SETFL, O_RDONLY [ 108.766951][ T7334] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7330] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7334] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7333] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7326] <... sendfile resumed>) = 4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7336] <... sendfile resumed>) = 4 [pid 7334] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7326] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./76" [pid 5065] umount2("./75/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7336] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7334] <... futex resumed>) = 1 [pid 7330] <... futex resumed>) = 0 [pid 7326] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7336] <... futex resumed>) = 1 [pid 7334] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7330] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7326] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7324] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./75/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7336] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7334] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7330] <... futex resumed>) = 0 [pid 5068] mkdir("./77", 0777 [pid 5065] <... openat resumed>) = 4 [pid 7324] exit_group(0 [pid 7334] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7330] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7327] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... mkdir resumed>) = 0 [pid 7334] <... openat resumed>) = 4 [pid 7336] <... futex resumed>) = ? [pid 7324] <... exit_group resumed>) = ? [pid 7334] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(4, "", [pid 7327] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7336] +++ exited with 0 +++ [pid 7327] <... futex resumed>) = 0 [pid 7334] <... futex resumed>) = 1 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7330] <... futex resumed>) = 0 [pid 7334] sendfile(4, 4, NULL, 7 [pid 7330] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7327] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] getdents64(4, ./strace-static-x86_64: Process 7340 attached [pid 7330] <... futex resumed>) = 0 [pid 7327] <... mmap resumed>) = 0x7fef41191000 [pid 7326] <... futex resumed>) = ? [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7327] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7327] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7327] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7340 [pid 7327] <... clone3 resumed> => {parent_tid=[7341]}, 88) = 7341 [pid 7327] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7327] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7326] +++ exited with 0 +++ [pid 7324] +++ exited with 0 +++ [pid 7340] set_robust_list(0x555555f856a0, 24 [pid 7330] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7327] <... futex resumed>) = 0 [pid 5065] umount2("./75/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7340] <... set_robust_list resumed>) = 0 [pid 7327] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7324, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- ./strace-static-x86_64: Process 7341 attached [pid 7340] chdir("./77" [pid 5065] newfstatat(AT_FDCWD, "./75/bus/file0", [pid 5061] umount2("./74", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7341] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7340] <... chdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7341] <... rseq resumed>) = 0 [pid 7340] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7341] set_robust_list(0x7fef411b19a0, 24 [pid 7340] <... prctl resumed>) = 0 [pid 5065] unlink("./75/bus/file0" [pid 5061] <... openat resumed>) = 3 [pid 7341] <... set_robust_list resumed>) = 0 [pid 7340] setpgid(0, 0 [pid 5061] newfstatat(3, "", [pid 7341] rt_sigprocmask(SIG_SETMASK, [], [pid 7340] <... setpgid resumed>) = 0 [pid 7337] <... mount resumed>) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7341] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7340] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5061] getdents64(3, [pid 7341] sendfile(3, 4, NULL, 281474978811911 [pid 7340] <... openat resumed>) = 3 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7340] write(3, "1000", 4 [pid 7337] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 5061] umount2("./74/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7340] <... write resumed>) = 4 [pid 7337] <... futex resumed>) = 1 [pid 7333] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7340] close(3 [pid 7337] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] close(4 [pid 7340] <... close resumed>) = 0 [pid 7340] symlink("/dev/binderfs", "./binderfs" [pid 7337] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7333] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 7337] unlink(NULL [pid 7333] <... futex resumed>) = 0 [pid 7337] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7333] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] rmdir("./75/bus" [pid 7340] <... symlink resumed>) = 0 [pid 7337] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7333] <... futex resumed>) = 0 [pid 7337] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] <... rmdir resumed>) = 0 [pid 7340] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7337] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7333] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7340] <... futex resumed>) = 0 [pid 7337] chdir("./bus" [pid 7333] <... futex resumed>) = 0 [pid 5065] umount2("./75/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7340] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7337] <... chdir resumed>) = 0 [pid 7333] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7340] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7337] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] newfstatat(AT_FDCWD, "./75/binderfs", [pid 7340] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7337] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7340] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7337] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7333] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] unlink("./75/binderfs" [pid 7340] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7337] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7333] <... futex resumed>) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 7340] <... mmap resumed>) = 0x7fef411b2000 [pid 7337] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7333] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./75/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7340] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7340] <... mprotect resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./75/file0", [pid 7340] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7337] <... open resumed>) = 3 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = 0 [pid 7340] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7340] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} => {parent_tid=[7343]}, 88) = 7343 ./strace-static-x86_64: Process 7343 attached [pid 7340] rt_sigprocmask(SIG_SETMASK, [], [pid 7337] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7343] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7340] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7337] <... futex resumed>) = 1 [pid 5065] umount2("./75/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./74/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7333] <... futex resumed>) = 0 [pid 7343] <... rseq resumed>) = 0 [pid 7340] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7337] fcntl(-1, F_SETFL, O_RDONLY [pid 7333] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7343] set_robust_list(0x7fef411d29a0, 24 [pid 7340] <... futex resumed>) = 0 [pid 7337] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7333] <... futex resumed>) = 0 [ 108.830537][ T7337] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5065] openat(AT_FDCWD, "./75/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] newfstatat(AT_FDCWD, "./74/bus", [pid 7343] <... set_robust_list resumed>) = 0 [pid 7340] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7337] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7333] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... openat resumed>) = 4 [pid 7343] rt_sigprocmask(SIG_SETMASK, [], [pid 7337] <... futex resumed>) = 0 [pid 7333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] newfstatat(4, "", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7343] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7337] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7333] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./74/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7343] mkdir("./file0", 000 [pid 7337] <... openat resumed>) = 4 [pid 7333] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7333] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] openat(AT_FDCWD, "./74/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7343] <... mkdir resumed>) = 0 [pid 7337] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 5061] <... openat resumed>) = 4 [pid 7337] <... futex resumed>) = 1 [pid 7330] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7327] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(4, "", [pid 7343] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7337] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7333] <... futex resumed>) = 0 [pid 7330] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7343] <... futex resumed>) = 1 [pid 7340] <... futex resumed>) = 0 [pid 7330] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 7343] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7340] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7333] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7330] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] rmdir("./75/file0" [pid 5061] getdents64(4, [pid 7343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7340] <... futex resumed>) = 0 [pid 7337] <... futex resumed>) = 0 [pid 7333] <... futex resumed>) = 1 [pid 7330] <... mmap resumed>) = 0x7fef41191000 [pid 7343] mkdir("./bus", 000 [pid 7340] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7337] sendfile(4, 4, NULL, 7 [pid 7330] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7343] <... mkdir resumed>) = 0 [pid 7333] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7330] <... mprotect resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7330] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] umount2("./75/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./74/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7343] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7330] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7343] <... futex resumed>) = 1 [pid 7340] <... futex resumed>) = 0 [pid 7330] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] newfstatat(AT_FDCWD, "./75/file1", [pid 5061] newfstatat(AT_FDCWD, "./74/bus/file0", [pid 7343] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7340] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7340] <... futex resumed>) = 0 [pid 7330] <... clone3 resumed> => {parent_tid=[7344]}, 88) = 7344 [pid 5065] umount2("./75/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7344 attached [pid 7343] mkdir("./file1", 000 [pid 7340] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7330] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] unlink("./74/bus/file0" [pid 7344] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7343] <... mkdir resumed>) = 0 [pid 7330] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7330] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7330] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... unlink resumed>) = 0 [pid 7344] <... rseq resumed>) = 0 [pid 7343] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7344] set_robust_list(0x7fef411b19a0, 24 [pid 7341] <... sendfile resumed>) = 4 [pid 7329] <... sendfile resumed>) = 4 [pid 5065] openat(AT_FDCWD, "./75/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] getdents64(4, [pid 7344] <... set_robust_list resumed>) = 0 [pid 7341] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7344] rt_sigprocmask(SIG_SETMASK, [], [pid 7341] <... futex resumed>) = 0 [pid 7341] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7344] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7344] sendfile(3, 4, NULL, 281474978811911 [pid 5065] <... openat resumed>) = 4 [pid 7343] <... futex resumed>) = 1 [pid 7343] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] newfstatat(4, "", [pid 5061] close(4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, [pid 5061] <... close resumed>) = 0 [pid 5061] rmdir("./74/bus" [pid 7329] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7340] <... futex resumed>) = 0 [pid 7329] <... futex resumed>) = 0 [pid 7340] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7329] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7343] <... futex resumed>) = 0 [pid 7340] <... futex resumed>) = 1 [pid 7343] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7340] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7327] exit_group(0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7341] <... futex resumed>) = ? [pid 7329] <... futex resumed>) = ? [pid 7327] <... exit_group resumed>) = ? [pid 5065] umount2("./75/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 7329] +++ exited with 0 +++ [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7341] +++ exited with 0 +++ [pid 7327] +++ exited with 0 +++ [pid 5065] newfstatat(AT_FDCWD, "./75/file1/work", [pid 5061] umount2("./74/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7343] <... mount resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7327, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5060] restart_syscall(<... resuming interrupted clone ...> [pid 5065] umount2("./75/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./74/binderfs", [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./75/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... openat resumed>) = 5 [pid 5061] unlink("./74/binderfs" [pid 7333] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] newfstatat(5, "", [pid 5061] <... unlink resumed>) = 0 [pid 7333] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7333] <... futex resumed>) = 0 [pid 5065] getdents64(5, [pid 5061] umount2("./74/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7333] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7343] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7333] <... mmap resumed>) = 0x7fef41191000 [pid 5065] getdents64(5, [pid 5061] newfstatat(AT_FDCWD, "./74/file0", [pid 7343] <... futex resumed>) = 1 [pid 7340] <... futex resumed>) = 0 [pid 7333] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7343] unlink(NULL [pid 7340] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7333] <... mprotect resumed>) = 0 [pid 7330] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] close(5 [pid 5061] umount2("./74/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7343] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7340] <... futex resumed>) = 0 [pid 7333] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... close resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... restart_syscall resumed>) = 0 [pid 7343] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7340] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7333] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] rmdir("./75/file1/work" [pid 7343] <... futex resumed>) = 0 [pid 7340] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7333] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] <... rmdir resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./74/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7347 attached [pid 7343] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7340] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7347] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7340] <... futex resumed>) = 0 [pid 7333] <... clone3 resumed> => {parent_tid=[7347]}, 88) = 7347 [pid 5065] umount2("./75/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... openat resumed>) = 4 [pid 5060] umount2("./74", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7347] <... rseq resumed>) = 0 [pid 7343] chdir("./bus" [pid 7340] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7333] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7347] set_robust_list(0x7fef411b19a0, 24 [pid 7343] <... chdir resumed>) = 0 [pid 7333] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(4, "", [pid 5060] openat(AT_FDCWD, "./74", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7347] <... set_robust_list resumed>) = 0 [pid 7343] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7333] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./75/file1/index", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7347] rt_sigprocmask(SIG_SETMASK, [], [pid 7343] <... futex resumed>) = 1 [pid 7340] <... futex resumed>) = 0 [pid 7333] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... openat resumed>) = 3 [pid 7347] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7343] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7340] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7333] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./75/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 7347] sendfile(3, 4, NULL, 281474978811911 [pid 7343] <... open resumed>) = 3 [pid 7340] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] newfstatat(3, "", [pid 7340] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] openat(AT_FDCWD, "./75/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] getdents64(4, [pid 5060] getdents64(3, [pid 5065] <... openat resumed>) = 5 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] close(4 [pid 5065] newfstatat(5, "", [pid 5061] <... close resumed>) = 0 [pid 5060] umount2("./74/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7343] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] rmdir("./74/file0" [pid 7343] <... futex resumed>) = 1 [pid 5065] getdents64(5, [pid 5061] <... rmdir resumed>) = 0 [pid 7343] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7340] <... futex resumed>) = 0 [pid 5061] umount2("./74/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7340] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7343] <... futex resumed>) = 0 [pid 7340] <... futex resumed>) = 1 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7343] fcntl(-1, F_SETFL, O_RDONLY [pid 7340] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7343] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5061] newfstatat(AT_FDCWD, "./74/file1", [pid 7343] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7343] <... futex resumed>) = 1 [pid 7340] <... futex resumed>) = 0 [pid 5065] getdents64(5, [pid 7343] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7340] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] umount2("./74/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7340] <... futex resumed>) = 0 [pid 5065] close(5 [pid 7343] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7340] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... close resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7343] <... openat resumed>) = 4 [pid 5065] rmdir("./75/file1/index" [pid 5061] openat(AT_FDCWD, "./74/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 7343] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5061] newfstatat(4, "", [pid 7343] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7340] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(4, [pid 7340] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7343] <... futex resumed>) = 0 [pid 7340] <... futex resumed>) = 1 [ 108.941001][ T7343] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7340] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7343] sendfile(4, 4, NULL, 7 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] umount2("./74/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(4, [pid 5061] newfstatat(AT_FDCWD, "./74/file1/work", [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] close(4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... close resumed>) = 0 [pid 5061] umount2("./74/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = 0 [pid 5060] umount2("./74/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] rmdir("./75/file1" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... rmdir resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./74/bus", [pid 5061] openat(AT_FDCWD, "./74/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... openat resumed>) = 5 [pid 5061] newfstatat(5, "", [pid 5060] umount2("./74/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] getdents64(3, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] close(3 [pid 5061] getdents64(5, [pid 5065] <... close resumed>) = 0 [pid 5065] rmdir("./75" [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] openat(AT_FDCWD, "./74/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] getdents64(5, [pid 5060] <... openat resumed>) = 4 [pid 5060] newfstatat(4, "", [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] mkdir("./76", 0777 [pid 5061] close(5 [pid 5060] getdents64(4, [pid 5061] <... close resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7344] <... sendfile resumed>) = 4 [pid 7334] <... sendfile resumed>) = 4 [pid 5060] umount2("./74/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] rmdir("./74/file1/work" [pid 7334] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./74/bus/file0", {st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7334] <... futex resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7334] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5060] unlink("./74/bus/file0" [pid 7344] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7330] exit_group(0 [pid 5065] <... mkdir resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 7344] <... futex resumed>) = ? [pid 7334] <... futex resumed>) = ? [pid 7330] <... exit_group resumed>) = ? [pid 5061] umount2("./74/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7344] +++ exited with 0 +++ [pid 7334] +++ exited with 0 +++ [pid 7330] +++ exited with 0 +++ [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(4, [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7330, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] restart_syscall(<... resuming interrupted clone ...> [pid 5061] newfstatat(AT_FDCWD, "./74/file1/index", [pid 5060] close(4 [pid 5062] <... restart_syscall resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... close resumed>) = 0 [pid 5061] umount2("./74/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./74/bus" [pid 5062] umount2("./75", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7333] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 ./strace-static-x86_64: Process 7349 attached [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7349 [pid 5062] newfstatat(3, "", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] openat(AT_FDCWD, "./74/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] umount2("./74/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(3, [pid 5061] <... openat resumed>) = 5 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7349] set_robust_list(0x555555f856a0, 24 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] newfstatat(5, "", [pid 5060] newfstatat(AT_FDCWD, "./74/binderfs", [pid 7349] <... set_robust_list resumed>) = 0 [pid 5062] umount2("./75/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7349] chdir("./76" [pid 5061] getdents64(5, [pid 5060] unlink("./74/binderfs" [pid 7349] <... chdir resumed>) = 0 [pid 7349] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7349] setpgid(0, 0) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... unlink resumed>) = 0 [pid 7340] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7349] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7340] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 5061] getdents64(5, [pid 5060] umount2("./74/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7349] <... openat resumed>) = 3 [pid 7340] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7340] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7340] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7349] write(3, "1000", 4 [pid 7340] <... mmap resumed>) = 0x7fef41191000 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7349] <... write resumed>) = 4 [pid 7340] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7349] close(3 [pid 7340] <... mprotect resumed>) = 0 [pid 5061] close(5 [pid 5060] newfstatat(AT_FDCWD, "./74/file0", [pid 7349] <... close resumed>) = 0 [pid 7349] symlink("/dev/binderfs", "./binderfs" [pid 7340] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7340] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7350 attached [pid 5061] <... close resumed>) = 0 [pid 5060] umount2("./74/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7350] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7340] <... clone3 resumed> => {parent_tid=[7350]}, 88) = 7350 [pid 5061] rmdir("./74/file1/index" [pid 7350] <... rseq resumed>) = 0 [pid 7340] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7350] set_robust_list(0x7fef411b19a0, 24 [pid 7340] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7350] <... set_robust_list resumed>) = 0 [pid 7349] <... symlink resumed>) = 0 [pid 7340] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./74/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7350] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7349] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7340] <... futex resumed>) = 0 [pid 5061] getdents64(4, [pid 5060] <... openat resumed>) = 4 [pid 7350] sendfile(3, 4, NULL, 281474978811911 [pid 7349] <... futex resumed>) = 0 [pid 7340] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] newfstatat(4, "", [pid 7349] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7349] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7349] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5062] <... umount2 resumed>) = 0 [pid 5061] close(4 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7349] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] umount2("./75/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 5060] getdents64(4, [pid 7349] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] rmdir("./74/file1" [pid 5062] newfstatat(AT_FDCWD, "./75/bus", [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7349] <... mmap resumed>) = 0x7fef411b2000 [pid 7349] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] getdents64(4, [pid 7349] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./75/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] close(4 [pid 7349] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7349] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5060] <... close resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(3, [pid 5060] rmdir("./74/file0"./strace-static-x86_64: Process 7352 attached [pid 5062] openat(AT_FDCWD, "./75/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7352] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7349] <... clone3 resumed> => {parent_tid=[7352]}, 88) = 7352 [pid 7352] <... rseq resumed>) = 0 [pid 7349] rt_sigprocmask(SIG_SETMASK, [], [pid 7352] set_robust_list(0x7fef411d29a0, 24 [pid 7349] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7352] <... set_robust_list resumed>) = 0 [pid 7349] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 4 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7352] rt_sigprocmask(SIG_SETMASK, [], [pid 7349] <... futex resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 5061] close(3 [pid 5060] umount2("./74/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7352] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7349] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7352] mkdir("./file0", 000 [pid 5062] getdents64(4, [pid 5061] <... close resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] rmdir("./74" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7352] <... mkdir resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./74/file1", [pid 7352] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7347] <... sendfile resumed>) = 4 [pid 7337] <... sendfile resumed>) = 4 [pid 5062] umount2("./75/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7352] <... futex resumed>) = 1 [pid 7349] <... futex resumed>) = 0 [pid 7347] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7337] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7352] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7349] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7347] <... futex resumed>) = 0 [pid 7337] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] mkdir("./75", 0777 [pid 5060] umount2("./74/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7352] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7349] <... futex resumed>) = 0 [pid 7347] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7337] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7352] mkdir("./bus", 000 [pid 7349] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7333] exit_group(0 [pid 5062] newfstatat(AT_FDCWD, "./75/bus/file0", [pid 7352] <... mkdir resumed>) = 0 [pid 7347] <... futex resumed>) = ? [pid 7337] <... futex resumed>) = ? [pid 7333] <... exit_group resumed>) = ? [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... mkdir resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./74/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7347] +++ exited with 0 +++ [pid 7337] +++ exited with 0 +++ [pid 5060] <... openat resumed>) = 4 [pid 7352] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7340] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7333] +++ exited with 0 +++ [pid 5062] unlink("./75/bus/file0" [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] newfstatat(4, "", [pid 7352] <... futex resumed>) = 1 [pid 7349] <... futex resumed>) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 7352] mkdir("./file1", 000 [pid 7349] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7333, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 7355 attached [pid 5060] getdents64(4, [pid 7355] set_robust_list(0x555555f856a0, 24 [pid 7352] <... mkdir resumed>) = 0 [pid 7349] <... futex resumed>) = 0 [pid 5063] umount2("./76", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7355] <... set_robust_list resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] umount2("./74/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7355] chdir("./75" [pid 7349] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] close(4 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7355 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7355] <... chdir resumed>) = 0 [pid 7352] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... close resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./74/file1/work", [pid 7355] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7352] <... futex resumed>) = 1 [pid 7349] <... futex resumed>) = 0 [pid 5063] <... openat resumed>) = 3 [pid 5062] rmdir("./75/bus" [pid 7355] <... prctl resumed>) = 0 [pid 7352] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7349] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(3, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7355] setpgid(0, 0 [pid 7349] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7349] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] umount2("./74/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7355] <... setpgid resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7355] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5060] openat(AT_FDCWD, "./74/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] getdents64(3, [pid 5060] <... openat resumed>) = 5 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] newfstatat(5, "", [pid 5063] umount2("./76/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./75/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7355] <... openat resumed>) = 3 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./75/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] unlink("./75/binderfs" [pid 5060] getdents64(5, [pid 7355] write(3, "1000", 4) = 4 [pid 7355] close(3) = 0 [pid 7355] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5062] <... unlink resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] umount2("./75/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(5 [pid 5062] newfstatat(AT_FDCWD, "./75/file0", [pid 5060] <... close resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] rmdir("./74/file1/work" [pid 7355] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7343] <... sendfile resumed>) = 4 [pid 7355] <... futex resumed>) = 0 [pid 5062] umount2("./75/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7355] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7350] <... sendfile resumed>) = 4 [pid 7343] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... rmdir resumed>) = 0 [pid 7355] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7343] <... futex resumed>) = 0 [pid 5063] umount2("./76/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] openat(AT_FDCWD, "./75/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] umount2("./74/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7355] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7350] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7343] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... openat resumed>) = 4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7355] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7350] <... futex resumed>) = 0 [pid 7340] exit_group(0 [pid 5063] newfstatat(AT_FDCWD, "./76/bus", [pid 5062] newfstatat(4, "", [pid 5060] newfstatat(AT_FDCWD, "./74/file1/index", [pid 7355] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7343] <... futex resumed>) = ? [pid 7340] <... exit_group resumed>) = ? [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7355] <... mmap resumed>) = 0x7fef411b2000 [pid 7343] +++ exited with 0 +++ [pid 5063] umount2("./76/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7355] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(4, [pid 5060] umount2("./74/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7355] <... mprotect resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./76/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7355] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] <... openat resumed>) = 4 [pid 5062] getdents64(4, [pid 5060] openat(AT_FDCWD, "./74/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] newfstatat(4, "", [pid 7355] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7350] +++ exited with 0 +++ [pid 7340] +++ exited with 0 +++ [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... openat resumed>) = 5 [pid 7355] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5063] getdents64(4, [pid 5062] close(4 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7340, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] <... close resumed>) = 0 [pid 5060] newfstatat(5, "", ./strace-static-x86_64: Process 7356 attached [pid 7355] <... clone3 resumed> => {parent_tid=[7356]}, 88) = 7356 [pid 5068] umount2("./77", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./76/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] rmdir("./75/file0" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7356] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7355] rt_sigprocmask(SIG_SETMASK, [], [pid 7352] <... mount resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... rmdir resumed>) = 0 [pid 5060] getdents64(5, [pid 7356] <... rseq resumed>) = 0 [pid 7355] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] newfstatat(AT_FDCWD, "./76/bus/file0", [pid 7356] set_robust_list(0x7fef411d29a0, 24 [pid 7352] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7356] <... set_robust_list resumed>) = 0 [pid 7355] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7352] <... futex resumed>) = 1 [pid 7349] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 3 [pid 5062] umount2("./75/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7356] rt_sigprocmask(SIG_SETMASK, [], [pid 7355] <... futex resumed>) = 0 [pid 7352] unlink(NULL [pid 7349] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7356] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7355] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7352] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7349] <... futex resumed>) = 0 [pid 5068] newfstatat(3, "", [pid 5063] unlink("./76/bus/file0" [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(5, [pid 7356] mkdir("./file0", 000 [pid 7352] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7349] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] newfstatat(AT_FDCWD, "./75/file1", [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7349] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7352] <... futex resumed>) = 0 [pid 5068] getdents64(3, [pid 5063] <... unlink resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] close(5 [pid 7349] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7352] chdir("./bus" [pid 7349] <... futex resumed>) = 0 [pid 7352] <... chdir resumed>) = 0 [pid 7349] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] getdents64(4, [pid 5062] umount2("./75/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... close resumed>) = 0 [pid 5068] umount2("./77/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./74/file1/index" [pid 7356] <... mkdir resumed>) = 0 [pid 7352] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] close(4 [pid 5062] openat(AT_FDCWD, "./75/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... rmdir resumed>) = 0 [pid 7356] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7352] <... futex resumed>) = 1 [pid 7349] <... futex resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 7349] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7352] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7349] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7356] <... futex resumed>) = 1 [pid 7356] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7355] <... futex resumed>) = 0 [pid 5063] rmdir("./76/bus" [pid 5062] newfstatat(4, "", [pid 5060] getdents64(4, [pid 7356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7355] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7356] mkdir("./bus", 000 [pid 7355] <... futex resumed>) = 0 [pid 7355] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(4, [pid 5060] close(4 [pid 5063] umount2("./76/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] <... close resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./75/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./74/file1" [pid 7356] <... mkdir resumed>) = 0 [pid 7352] <... open resumed>) = 3 [pid 5063] newfstatat(AT_FDCWD, "./76/binderfs", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... rmdir resumed>) = 0 [pid 7356] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7352] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7356] <... futex resumed>) = 1 [pid 7352] <... futex resumed>) = 1 [pid 7356] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7349] <... futex resumed>) = 0 [pid 7352] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7349] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7352] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7349] <... futex resumed>) = 0 [pid 7352] fcntl(-1, F_SETFL, O_RDONLY [pid 7349] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7352] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7355] <... futex resumed>) = 0 [pid 7352] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] newfstatat(AT_FDCWD, "./75/file1/work", [pid 5060] getdents64(3, [pid 7352] <... futex resumed>) = 1 [pid 7349] <... futex resumed>) = 0 [pid 7352] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7349] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7352] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7349] <... futex resumed>) = 0 [pid 7352] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7349] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7355] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] unlink("./76/binderfs" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7356] <... futex resumed>) = 0 [pid 7355] <... futex resumed>) = 1 [pid 7352] <... openat resumed>) = 4 [pid 5063] <... unlink resumed>) = 0 [pid 5062] umount2("./75/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] close(3 [pid 7356] mkdir("./file1", 000 [pid 7355] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7352] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./76/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... close resumed>) = 0 [pid 7356] <... mkdir resumed>) = 0 [pid 7352] <... futex resumed>) = 1 [pid 7349] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./75/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] rmdir("./74" [pid 7356] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7352] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7349] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./76/file0", [pid 5062] <... openat resumed>) = 5 [pid 7356] <... futex resumed>) = 1 [pid 7355] <... futex resumed>) = 0 [pid 7352] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7349] <... futex resumed>) = 0 [pid 5062] newfstatat(5, "", [pid 7356] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7355] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7352] sendfile(4, 4, NULL, 7 [pid 7349] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 109.143972][ T7352] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7355] <... futex resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7356] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7355] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./76/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(5, [pid 5060] mkdir("./75", 0777 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./76/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5063] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... mkdir resumed>) = 0 [pid 5063] getdents64(4, [pid 5062] getdents64(5, [pid 5068] <... umount2 resumed>) = 0 [pid 7356] <... mount resumed>) = 0 [pid 5068] umount2("./77/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7356] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] close(4 [pid 5062] close(5 [pid 7356] <... futex resumed>) = 1 [pid 7355] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./77/bus", [pid 5063] <... close resumed>) = 0 [pid 5062] <... close resumed>) = 0 ./strace-static-x86_64: Process 7359 attached [pid 7356] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7355] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7349] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] rmdir("./76/file0" [pid 5062] rmdir("./75/file1/work" [pid 7359] set_robust_list(0x555555f856a0, 24 [pid 7356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7355] <... futex resumed>) = 0 [pid 7349] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./77/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7359 [pid 7359] <... set_robust_list resumed>) = 0 [pid 7356] unlink(NULL [pid 7355] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7349] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... rmdir resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7356] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7349] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] openat(AT_FDCWD, "./77/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] umount2("./75/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7356] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7352] <... sendfile resumed>) = 4 [pid 7349] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... openat resumed>) = 4 [pid 5063] umount2("./76/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7359] chdir("./75" [pid 7356] <... futex resumed>) = 1 [pid 7355] <... futex resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 7349] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./75/file1/index", [pid 7356] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7355] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] newfstatat(AT_FDCWD, "./76/file1", [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7359] <... chdir resumed>) = 0 [pid 7356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7355] <... futex resumed>) = 0 [pid 7352] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7349] <... mprotect resumed>) = 0 [pid 5068] getdents64(4, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./75/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7359] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7356] chdir("./bus" [pid 7355] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7352] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7359] <... prctl resumed>) = 0 [pid 7356] <... chdir resumed>) = 0 [pid 7352] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7349] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] umount2("./77/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./76/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] openat(AT_FDCWD, "./75/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7359] setpgid(0, 0 [pid 7356] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7349] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... openat resumed>) = 5 [pid 7359] <... setpgid resumed>) = 0 [pid 7356] <... futex resumed>) = 1 [pid 7355] <... futex resumed>) = 0 [pid 7349] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] newfstatat(AT_FDCWD, "./77/bus/file0", [pid 5063] openat(AT_FDCWD, "./76/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] newfstatat(5, "", ./strace-static-x86_64: Process 7360 attached [pid 7359] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7356] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7355] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... openat resumed>) = 4 [pid 7360] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7355] <... futex resumed>) = 0 [pid 5068] unlink("./77/bus/file0" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7360] <... rseq resumed>) = 0 [pid 7359] <... openat resumed>) = 3 [pid 7356] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [ 109.207555][ T7356] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7355] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7349] <... clone3 resumed> => {parent_tid=[7360]}, 88) = 7360 [pid 5068] <... unlink resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 5062] getdents64(5, [pid 7360] set_robust_list(0x7fef411b19a0, 24 [pid 7359] write(3, "1000", 4 [pid 7349] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] getdents64(4, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7360] <... set_robust_list resumed>) = 0 [pid 7356] <... open resumed>) = 3 [pid 7349] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7360] rt_sigprocmask(SIG_SETMASK, [], [pid 7359] <... write resumed>) = 4 [pid 7356] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7349] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 5063] getdents64(4, [pid 5062] getdents64(5, [pid 7360] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7359] close(3 [pid 7356] <... futex resumed>) = 1 [pid 7355] <... futex resumed>) = 0 [pid 7349] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7360] sendfile(3, 4, NULL, 281474978811911 [pid 7359] <... close resumed>) = 0 [pid 7356] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7355] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7349] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./77/bus" [pid 5063] umount2("./76/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(5 [pid 7360] <... sendfile resumed>) = 0 [pid 7359] symlink("/dev/binderfs", "./binderfs" [pid 7356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7355] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... close resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 7360] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7355] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7359] <... symlink resumed>) = 0 [pid 7356] fcntl(-1, F_SETFL, O_RDONLY [pid 5062] rmdir("./75/file1/index" [pid 5068] umount2("./77/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7360] <... futex resumed>) = 1 [pid 7349] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./76/file1/work", [pid 7359] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7356] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7359] <... futex resumed>) = 0 [pid 7359] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 7359] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7360] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7359] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... rmdir resumed>) = 0 [pid 7349] exit_group(0 [pid 7359] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7356] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./77/binderfs", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7360] <... futex resumed>) = ? [pid 7359] <... mmap resumed>) = 0x7fef411b2000 [pid 7356] <... futex resumed>) = 1 [pid 7355] <... futex resumed>) = 0 [pid 7352] <... futex resumed>) = ? [pid 7349] <... exit_group resumed>) = ? [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./76/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 7360] +++ exited with 0 +++ [pid 7359] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7356] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7355] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7352] +++ exited with 0 +++ [pid 5068] unlink("./77/binderfs" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7359] <... mprotect resumed>) = 0 [pid 7356] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7355] <... futex resumed>) = 0 [pid 7349] +++ exited with 0 +++ [pid 5068] <... unlink resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./76/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] close(4 [pid 7359] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7356] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7355] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./77/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7349, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5063] <... openat resumed>) = 5 [pid 5062] <... close resumed>) = 0 [pid 7359] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7356] <... openat resumed>) = 4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] restart_syscall(<... resuming interrupted clone ...> [pid 5063] newfstatat(5, "", [pid 5062] rmdir("./75/file1" [pid 7359] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7356] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./77/file0", [pid 5065] <... restart_syscall resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 7361 attached [pid 7356] <... futex resumed>) = 1 [pid 7355] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7361] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7359] <... clone3 resumed> => {parent_tid=[7361]}, 88) = 7361 [pid 5068] umount2("./77/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7361] <... rseq resumed>) = 0 [pid 7359] rt_sigprocmask(SIG_SETMASK, [], [pid 7361] set_robust_list(0x7fef411d29a0, 24 [pid 7359] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7361] <... set_robust_list resumed>) = 0 [pid 7359] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./77/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] umount2("./76", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7361] rt_sigprocmask(SIG_SETMASK, [], [pid 7359] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 7356] sendfile(4, 4, NULL, 7 [pid 7355] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(5, [pid 5062] getdents64(3, [pid 7361] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7359] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7355] <... futex resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7361] mkdir("./file0", 000 [pid 7355] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(5, [pid 5062] close(3 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] <... close resumed>) = 0 [pid 5063] close(5 [pid 5062] rmdir("./75" [pid 5063] <... close resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5063] rmdir("./76/file1/work") = 0 [pid 5062] mkdir("./76", 0777 [pid 5063] umount2("./76/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... mkdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./76/file1/index", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./76/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7361] <... mkdir resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7361] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5065] <... openat resumed>) = 3 [pid 5063] openat(AT_FDCWD, "./76/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7361] <... futex resumed>) = 1 [pid 7359] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] newfstatat(3, "", [pid 5063] <... openat resumed>) = 5 [pid 7361] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7359] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] newfstatat(5, "", [pid 7361] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7359] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7361] mkdir("./bus", 000 [pid 7359] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(4 [pid 5065] getdents64(3, [pid 5063] getdents64(5, [pid 7361] <... mkdir resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] rmdir("./77/file0"./strace-static-x86_64: Process 7363 attached ) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7363 [pid 7363] set_robust_list(0x555555f856a0, 24 [pid 7361] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./77/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./76/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(5, [pid 7363] <... set_robust_list resumed>) = 0 [pid 7361] <... futex resumed>) = 1 [pid 7359] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7363] chdir("./76" [pid 7361] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7359] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./77/file1", [pid 5063] close(5 [pid 7363] <... chdir resumed>) = 0 [pid 7361] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7361] mkdir("./file1", 000 [pid 7359] <... futex resumed>) = 0 [pid 5068] umount2("./77/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... close resumed>) = 0 [pid 7363] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7359] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] rmdir("./76/file1/index" [pid 7363] <... prctl resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./77/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7363] setpgid(0, 0 [pid 7361] <... mkdir resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5063] <... rmdir resumed>) = 0 [pid 7363] <... setpgid resumed>) = 0 [pid 7363] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5068] newfstatat(4, "", [pid 5063] getdents64(4, [pid 7363] <... openat resumed>) = 3 [pid 7361] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7363] write(3, "1000", 4 [pid 7361] <... futex resumed>) = 1 [pid 7359] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7363] <... write resumed>) = 4 [pid 7361] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7359] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7363] close(3 [pid 7361] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] close(4 [pid 7363] <... close resumed>) = 0 [pid 7359] <... futex resumed>) = 0 [pid 5068] umount2("./77/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... close resumed>) = 0 [pid 7363] symlink("/dev/binderfs", "./binderfs" [pid 7361] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7359] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] rmdir("./76/file1" [pid 7363] <... symlink resumed>) = 0 [pid 5065] <... umount2 resumed>) = 0 [pid 7363] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7363] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 7363] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7363] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 7363] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7363] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] umount2("./76/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7363] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7363] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./76/bus", [pid 5063] <... rmdir resumed>) = 0 [pid 7363] <... clone3 resumed> => {parent_tid=[7365]}, 88) = 7365 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] getdents64(3, [pid 7363] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] umount2("./76/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7363] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7363] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7363] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7355] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7355] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./77/file1/work", [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] openat(AT_FDCWD, "./76/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] close(3 [pid 7355] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... openat resumed>) = 4 ./strace-static-x86_64: Process 7365 attached [pid 5063] <... close resumed>) = 0 [pid 7355] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] umount2("./77/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./76" [pid 7355] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7355] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] openat(AT_FDCWD, "./77/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7355] <... mprotect resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 7355] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] newfstatat(5, "", [pid 7355] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7365] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7355] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] getdents64(5, [pid 5065] newfstatat(4, "", [pid 5063] <... rmdir resumed>) = 0 [pid 7365] <... rseq resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7365] set_robust_list(0x7fef411d29a0, 24 [pid 7355] <... clone3 resumed> => {parent_tid=[7366]}, 88) = 7366 [pid 5068] getdents64(5, [pid 7365] <... set_robust_list resumed>) = 0 ./strace-static-x86_64: Process 7366 attached [pid 7365] rt_sigprocmask(SIG_SETMASK, [], [pid 7355] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7366] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7365] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7355] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] close(5 [pid 5065] getdents64(4, [pid 7366] <... rseq resumed>) = 0 [pid 7365] mkdir("./file0", 000 [pid 7355] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5063] mkdir("./77", 0777 [pid 7366] set_robust_list(0x7fef411b19a0, 24 [pid 7355] <... futex resumed>) = 0 [pid 5068] rmdir("./77/file1/work" [pid 7366] <... set_robust_list resumed>) = 0 [pid 7355] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 7366] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] umount2("./77/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7366] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7366] sendfile(3, 4, NULL, 281474978811911 [pid 5068] newfstatat(AT_FDCWD, "./77/file1/index", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5068] umount2("./77/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./77/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5068] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(5, [pid 5063] <... mkdir resumed>) = 0 [pid 7365] <... mkdir resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] umount2("./76/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7365] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7361] <... mount resumed>) = 0 [pid 5068] getdents64(5, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7365] <... futex resumed>) = 1 [pid 7363] <... futex resumed>) = 0 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7365] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7363] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./76/bus/file0", [pid 7363] <... futex resumed>) = 0 [pid 7363] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] close(5) = 0 [pid 5068] rmdir("./77/file1/index" [pid 5065] unlink("./76/bus/file0" [pid 7365] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7365] mkdir("./bus", 000 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5068] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] close(4 [pid 7361] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 7361] <... futex resumed>) = 1 [pid 7359] <... futex resumed>) = 0 [pid 5068] rmdir("./77/file1" [pid 7361] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7359] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 7365] <... mkdir resumed>) = 0 [pid 7359] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7359] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] close(4 [pid 7361] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... close resumed>) = 0 [pid 7361] unlink(NULL [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7367 ./strace-static-x86_64: Process 7367 attached [pid 7365] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7361] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5065] rmdir("./76/bus" [pid 7367] set_robust_list(0x555555f856a0, 24 [pid 7361] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7367] <... set_robust_list resumed>) = 0 [pid 7365] <... futex resumed>) = 1 [pid 7363] <... futex resumed>) = 0 [pid 7361] <... futex resumed>) = 1 [pid 5068] <... rmdir resumed>) = 0 [pid 7367] chdir("./77" [pid 7365] mkdir("./file1", 000 [pid 7363] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7361] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7359] <... futex resumed>) = 0 [pid 5068] getdents64(3, [pid 5065] <... rmdir resumed>) = 0 [pid 7367] <... chdir resumed>) = 0 [pid 7363] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7367] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7363] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7359] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7367] <... prctl resumed>) = 0 [pid 7361] <... futex resumed>) = 0 [pid 7359] <... futex resumed>) = 1 [pid 5068] close(3 [pid 7367] setpgid(0, 0 [pid 7361] chdir("./bus" [pid 5068] <... close resumed>) = 0 [pid 7367] <... setpgid resumed>) = 0 [pid 7361] <... chdir resumed>) = 0 [pid 5068] rmdir("./77" [pid 7367] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7365] <... mkdir resumed>) = 0 [pid 7361] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 7361] <... futex resumed>) = 0 [pid 7367] <... openat resumed>) = 3 [pid 7361] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7359] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7367] write(3, "1000", 4 [pid 7366] <... sendfile resumed>) = 4 [pid 7365] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7359] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7356] <... sendfile resumed>) = 4 [pid 5068] mkdir("./78", 0777 [pid 5065] umount2("./76/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7367] <... write resumed>) = 4 [pid 7366] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7365] <... futex resumed>) = 1 [pid 7363] <... futex resumed>) = 0 [pid 7359] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7356] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7367] close(3 [pid 7366] <... futex resumed>) = 1 [pid 7365] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7363] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7361] <... futex resumed>) = 0 [pid 7359] <... futex resumed>) = 1 [pid 7356] <... futex resumed>) = 0 [pid 7355] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./76/binderfs", [pid 7367] <... close resumed>) = 0 [pid 7366] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7363] <... futex resumed>) = 0 [ 109.339463][ T7361] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7361] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7359] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7356] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7355] exit_group(0 [pid 5068] <... mkdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7367] symlink("/dev/binderfs", "./binderfs" [pid 7366] <... futex resumed>) = ? [pid 7363] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7361] <... open resumed>) = 3 [pid 7356] <... futex resumed>) = ? [pid 7355] <... exit_group resumed>) = ? [pid 7367] <... symlink resumed>) = 0 [pid 7366] +++ exited with 0 +++ [pid 7356] +++ exited with 0 +++ [pid 7355] +++ exited with 0 +++ [pid 7367] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7365] <... mount resumed>) = 0 [pid 7361] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] unlink("./76/binderfs" [pid 7367] <... futex resumed>) = 0 [pid 7365] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7361] <... futex resumed>) = 1 [pid 7359] <... futex resumed>) = 0 [pid 7365] <... futex resumed>) = 1 [pid 7363] <... futex resumed>) = 0 [pid 7359] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7363] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7359] <... futex resumed>) = 0 [pid 7367] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7365] unlink(NULL [pid 7363] <... futex resumed>) = 0 [pid 7361] fcntl(-1, F_SETFL, O_RDONLY [pid 7359] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... unlink resumed>) = 0 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7355, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- ./strace-static-x86_64: Process 7368 attached [pid 7367] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7365] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7363] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7361] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5061] restart_syscall(<... resuming interrupted clone ...> [pid 7368] set_robust_list(0x555555f856a0, 24 [pid 7367] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7365] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7363] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7361] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7368 [pid 5065] umount2("./76/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... restart_syscall resumed>) = 0 [pid 7368] <... set_robust_list resumed>) = 0 [pid 7367] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7365] <... futex resumed>) = 0 [pid 7363] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7361] <... futex resumed>) = 1 [pid 7359] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7367] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7365] chdir("./bus" [pid 7363] <... futex resumed>) = 0 [pid 7361] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7359] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7367] <... mmap resumed>) = 0x7fef411b2000 [pid 7365] <... chdir resumed>) = 0 [pid 7363] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7359] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./76/file0", [pid 7367] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7365] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7363] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7361] <... openat resumed>) = 4 [pid 7359] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] umount2("./75", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7367] <... mprotect resumed>) = 0 [pid 7365] <... futex resumed>) = 0 [pid 7363] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7365] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7363] <... futex resumed>) = 0 [pid 5065] umount2("./76/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7368] chdir("./78" [pid 7367] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7363] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7361] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... openat resumed>) = 3 [pid 7368] <... chdir resumed>) = 0 [pid 7361] <... futex resumed>) = 1 [pid 7359] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7368] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7367] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7365] <... open resumed>) = 3 [pid 7361] sendfile(4, 4, NULL, 7 [pid 7359] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./76/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] newfstatat(3, "", [pid 7368] <... prctl resumed>) = 0 [pid 7367] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7365] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7359] <... futex resumed>) = 0 ./strace-static-x86_64: Process 7369 attached [pid 7365] <... futex resumed>) = 1 [pid 7363] <... futex resumed>) = 0 [pid 7359] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... openat resumed>) = 4 [pid 7369] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7365] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7363] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7369] <... rseq resumed>) = 0 [pid 7365] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7363] <... futex resumed>) = 0 [pid 7369] set_robust_list(0x7fef411d29a0, 24 [pid 7365] fcntl(-1, F_SETFL, O_RDONLY [pid 7363] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7368] setpgid(0, 0 [pid 7367] <... clone3 resumed> => {parent_tid=[7369]}, 88) = 7369 [pid 7365] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5065] newfstatat(4, "", [pid 5061] getdents64(3, [pid 7369] <... set_robust_list resumed>) = 0 [pid 7368] <... setpgid resumed>) = 0 [pid 7367] rt_sigprocmask(SIG_SETMASK, [], [pid 7365] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7369] rt_sigprocmask(SIG_SETMASK, [], [pid 7368] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7367] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7365] <... futex resumed>) = 1 [pid 7363] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7369] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7368] <... openat resumed>) = 3 [pid 7367] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7365] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7363] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7369] mkdir("./file0", 000 [pid 7368] write(3, "1000", 4 [pid 7367] <... futex resumed>) = 0 [pid 7365] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7363] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 5061] umount2("./75/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7368] <... write resumed>) = 4 [pid 7367] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7365] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7363] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7369] <... mkdir resumed>) = 0 [pid 7368] close(3 [pid 7365] <... openat resumed>) = 4 [pid 5065] close(4 [pid 7368] <... close resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5065] rmdir("./76/file0" [pid 7369] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7368] symlink("/dev/binderfs", "./binderfs" [pid 7365] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7369] <... futex resumed>) = 1 [pid 7368] <... symlink resumed>) = 0 [pid 7367] <... futex resumed>) = 0 [pid 7365] <... futex resumed>) = 1 [pid 7363] <... futex resumed>) = 0 [pid 7369] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7367] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7365] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7363] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 7369] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7368] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7367] <... futex resumed>) = 0 [pid 7363] <... futex resumed>) = 0 [pid 5065] umount2("./76/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7369] mkdir("./bus", 000 [pid 7368] <... futex resumed>) = 0 [pid 7367] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7365] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7363] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7368] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 5065] newfstatat(AT_FDCWD, "./76/file1", [pid 7368] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7368] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7365] sendfile(4, 4, NULL, 7 [pid 5065] umount2("./76/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7368] <... mmap resumed>) = 0x7fef411b2000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7368] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5065] openat(AT_FDCWD, "./76/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7368] <... mprotect resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 7368] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7368] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] getdents64(4, [pid 7368] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} => {parent_tid=[7371]}, 88) = 7371 [pid 7368] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7368] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 109.394164][ T7365] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7368] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7371 attached [pid 7371] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053) = 0 [pid 7371] set_robust_list(0x7fef411d29a0, 24) = 0 [pid 7371] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7371] mkdir("./file0", 000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7371] <... mkdir resumed>) = 0 [pid 7369] <... mkdir resumed>) = 0 [pid 5065] umount2("./76/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7371] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7369] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7359] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] newfstatat(AT_FDCWD, "./76/file1/work", [pid 5061] <... umount2 resumed>) = 0 [pid 7371] <... futex resumed>) = 1 [pid 7369] <... futex resumed>) = 1 [pid 7368] <... futex resumed>) = 0 [pid 7367] <... futex resumed>) = 0 [pid 7359] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7371] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7369] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7368] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7367] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7359] <... futex resumed>) = 0 [pid 5065] umount2("./76/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./75/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7368] <... futex resumed>) = 0 [pid 7367] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7371] mkdir("./bus", 000 [pid 7369] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7368] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7367] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(AT_FDCWD, "./75/bus", [pid 7371] <... mkdir resumed>) = 0 [pid 7369] mkdir("./file1", 000 [pid 7359] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] openat(AT_FDCWD, "./76/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... openat resumed>) = 5 [pid 5061] umount2("./75/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7369] <... mkdir resumed>) = 0 [pid 5065] newfstatat(5, "", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7359] <... mmap resumed>) = 0x7fef41191000 [pid 7371] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7359] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] openat(AT_FDCWD, "./75/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7371] <... futex resumed>) = 1 [pid 7368] <... futex resumed>) = 0 [pid 5065] getdents64(5, [pid 5061] <... openat resumed>) = 4 [pid 7371] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7368] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] newfstatat(4, "", [pid 7371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7368] <... futex resumed>) = 0 [pid 7359] <... mprotect resumed>) = 0 [pid 5065] getdents64(5, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7371] mkdir("./file1", 000 [pid 7369] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7368] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7359] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7371] <... mkdir resumed>) = 0 [pid 7369] <... futex resumed>) = 1 [pid 7367] <... futex resumed>) = 0 [pid 7359] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] close(5 [pid 5061] getdents64(4, [pid 7369] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7359] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7367] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7369] <... futex resumed>) = 0 [pid 7367] <... futex resumed>) = 1 [pid 5065] <... close resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 7373 attached [pid 7359] <... clone3 resumed> => {parent_tid=[7373]}, 88) = 7373 [pid 7373] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7359] rt_sigprocmask(SIG_SETMASK, [], [pid 7373] <... rseq resumed>) = 0 [pid 7371] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7369] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7367] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] rmdir("./76/file1/work" [pid 5061] umount2("./75/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7373] set_robust_list(0x7fef411b19a0, 24 [pid 7371] <... futex resumed>) = 1 [pid 7368] <... futex resumed>) = 0 [pid 7363] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7359] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7373] <... set_robust_list resumed>) = 0 [pid 7363] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7373] rt_sigprocmask(SIG_SETMASK, [], [pid 7363] <... futex resumed>) = 0 [pid 7359] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7371] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7368] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7368] <... futex resumed>) = 0 [pid 7371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7368] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(AT_FDCWD, "./75/bus/file0", [pid 7371] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5065] umount2("./76/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7373] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7369] <... mount resumed>) = 0 [pid 7363] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7359] <... futex resumed>) = 0 [pid 7373] sendfile(3, 4, NULL, 281474978811911 [pid 7363] <... mmap resumed>) = 0x7fef41191000 [pid 7363] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7359] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7363] <... mprotect resumed>) = 0 [pid 7363] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] unlink("./75/bus/file0" [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7369] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... unlink resumed>) = 0 [pid 7369] <... futex resumed>) = 1 [pid 7363] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7369] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7363] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0}./strace-static-x86_64: Process 7374 attached [pid 7374] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7363] <... clone3 resumed> => {parent_tid=[7374]}, 88) = 7374 [pid 5065] newfstatat(AT_FDCWD, "./76/file1/index", [pid 7374] <... rseq resumed>) = 0 [pid 7367] <... futex resumed>) = 0 [pid 7363] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(4, [pid 7374] set_robust_list(0x7fef411b19a0, 24 [pid 7373] <... sendfile resumed>) = 4 [pid 7367] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7363] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7361] <... sendfile resumed>) = 4 [pid 5065] umount2("./76/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7374] <... set_robust_list resumed>) = 0 [pid 7373] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7363] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7361] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7373] <... futex resumed>) = 1 [pid 7363] <... futex resumed>) = 0 [pid 7359] <... futex resumed>) = 0 [pid 7373] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7363] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7361] <... futex resumed>) = 0 [pid 7374] rt_sigprocmask(SIG_SETMASK, [], [pid 7359] exit_group(0 [pid 7374] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7373] <... futex resumed>) = ? [pid 7359] <... exit_group resumed>) = ? [pid 7374] sendfile(3, 4, NULL, 281474978811911 [pid 7373] +++ exited with 0 +++ [pid 7369] <... futex resumed>) = 0 [pid 7367] <... futex resumed>) = 1 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] close(4 [pid 5065] openat(AT_FDCWD, "./76/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... close resumed>) = 0 [pid 5065] <... openat resumed>) = 5 [pid 5061] rmdir("./75/bus" [pid 5065] newfstatat(5, "", [pid 5061] <... rmdir resumed>) = 0 [pid 7367] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./75/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] getdents64(5, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] newfstatat(AT_FDCWD, "./75/binderfs", [pid 5065] getdents64(5, [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] unlink("./75/binderfs" [pid 7369] unlink(NULL [pid 5065] close(5) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 5065] rmdir("./76/file1/index" [pid 5061] umount2("./75/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7369] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7361] +++ exited with 0 +++ [pid 7359] +++ exited with 0 +++ [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7369] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7359, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7369] <... futex resumed>) = 1 [pid 7367] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(AT_FDCWD, "./75/file0", [pid 7367] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7367] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 7367] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] umount2("./75/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./75", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7369] chdir("./bus" [pid 5065] rmdir("./76/file1" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7369] <... chdir resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7369] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(3, [pid 5061] openat(AT_FDCWD, "./75/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] openat(AT_FDCWD, "./75", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7369] <... futex resumed>) = 1 [pid 7367] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] <... openat resumed>) = 4 [pid 7369] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7367] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(3 [pid 5060] <... openat resumed>) = 3 [pid 7367] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5061] newfstatat(4, "", [pid 5060] newfstatat(3, "", [pid 7367] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] rmdir("./76" [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] getdents64(4, [pid 5060] getdents64(3, [pid 5065] mkdir("./77", 0777 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7369] <... open resumed>) = 3 [pid 5065] <... mkdir resumed>) = 0 [pid 5061] getdents64(4, [pid 5060] umount2("./75/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7369] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] close(4 [pid 7369] <... futex resumed>) = 1 [pid 7367] <... futex resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 7367] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7369] fcntl(-1, F_SETFL, O_RDONLY [pid 5061] rmdir("./75/file0"./strace-static-x86_64: Process 7376 attached [pid 7369] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7368] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7367] <... futex resumed>) = 0 [pid 7376] set_robust_list(0x555555f856a0, 24 [pid 7369] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7368] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7367] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7376 [pid 7376] <... set_robust_list resumed>) = 0 [pid 7371] <... mount resumed>) = 0 [pid 7369] <... futex resumed>) = 0 [pid 7368] <... futex resumed>) = 0 [pid 7367] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] <... rmdir resumed>) = 0 [pid 7376] chdir("./77" [pid 7369] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7367] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7368] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7367] <... futex resumed>) = 0 [pid 5061] umount2("./75/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7376] <... chdir resumed>) = 0 [ 109.489882][ T7369] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 109.497127][ T7371] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7368] <... mmap resumed>) = 0x7fef41191000 [pid 7367] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7376] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7371] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7368] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5061] newfstatat(AT_FDCWD, "./75/file1", [pid 7376] <... prctl resumed>) = 0 [pid 7371] <... futex resumed>) = 0 [pid 7369] <... openat resumed>) = 4 [pid 7368] <... mprotect resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7376] setpgid(0, 0 [pid 7371] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7369] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7368] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] umount2("./75/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7376] <... setpgid resumed>) = 0 [pid 7369] <... futex resumed>) = 1 [pid 7368] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7367] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7376] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7368] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7367] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] openat(AT_FDCWD, "./75/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7376] <... openat resumed>) = 3 [pid 7369] sendfile(4, 4, NULL, 7 [pid 7367] <... futex resumed>) = 0 [pid 5061] <... openat resumed>) = 4 ./strace-static-x86_64: Process 7377 attached [pid 7376] write(3, "1000", 4 [pid 7368] <... clone3 resumed> => {parent_tid=[7377]}, 88) = 7377 [pid 7367] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(4, "", [pid 7377] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7376] <... write resumed>) = 4 [pid 7368] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7377] <... rseq resumed>) = 0 [pid 7376] close(3 [pid 7368] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] getdents64(4, [pid 5060] <... umount2 resumed>) = 0 [pid 7377] set_robust_list(0x7fef411b19a0, 24 [pid 7376] <... close resumed>) = 0 [pid 7368] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7363] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7377] <... set_robust_list resumed>) = 0 [pid 7376] symlink("/dev/binderfs", "./binderfs" [pid 7377] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7376] <... symlink resumed>) = 0 [pid 7368] <... futex resumed>) = 0 [pid 5061] umount2("./75/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./75/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7377] unlink(NULL) = -1 EFAULT (Bad address) [pid 7368] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7377] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7376] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7368] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./75/bus", [pid 7377] <... futex resumed>) = 0 [pid 7376] <... futex resumed>) = 0 [pid 7368] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(AT_FDCWD, "./75/file1/work", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7377] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7376] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7371] <... futex resumed>) = 0 [pid 7368] <... futex resumed>) = 1 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7376] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7371] chdir("./bus" [pid 7368] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] umount2("./75/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./75/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7376] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7371] <... chdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7376] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7371] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] openat(AT_FDCWD, "./75/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] openat(AT_FDCWD, "./75/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7376] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7371] <... futex resumed>) = 1 [pid 7368] <... futex resumed>) = 0 [pid 5061] <... openat resumed>) = 5 [pid 5060] <... openat resumed>) = 4 [pid 7376] <... mmap resumed>) = 0x7fef411b2000 [pid 7371] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7368] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7376] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7368] <... futex resumed>) = 0 [pid 5061] newfstatat(5, "", [pid 5060] newfstatat(4, "", [pid 7376] <... mprotect resumed>) = 0 [pid 7371] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7368] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7376] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7371] <... open resumed>) = 3 [pid 7376] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] getdents64(5, [pid 5060] getdents64(4, [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7376] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5061] getdents64(5, [pid 5060] umount2("./75/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7379 attached [pid 7376] <... clone3 resumed> => {parent_tid=[7379]}, 88) = 7379 [pid 7371] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] close(5 [pid 5060] newfstatat(AT_FDCWD, "./75/bus/file0", [pid 7379] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7376] rt_sigprocmask(SIG_SETMASK, [], [pid 7371] <... futex resumed>) = 1 [pid 7368] <... futex resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7379] <... rseq resumed>) = 0 [pid 7376] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7371] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7368] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] rmdir("./75/file1/work" [pid 5060] unlink("./75/bus/file0" [pid 7379] set_robust_list(0x7fef411d29a0, 24 [pid 7376] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7368] <... futex resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 7379] <... set_robust_list resumed>) = 0 [pid 7376] <... futex resumed>) = 0 [pid 7371] fcntl(-1, F_SETFL, O_RDONLY [pid 7368] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7379] rt_sigprocmask(SIG_SETMASK, [], [pid 7376] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7371] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5061] umount2("./75/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7379] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7371] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(4, [pid 7379] mkdir("./file0", 000 [pid 7371] <... futex resumed>) = 1 [pid 7368] <... futex resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./75/file1/index", [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7371] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7368] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7379] <... mkdir resumed>) = 0 [pid 7371] <... openat resumed>) = 4 [pid 7368] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] close(4 [pid 7371] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7368] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] umount2("./75/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... close resumed>) = 0 [pid 7379] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7371] <... futex resumed>) = 0 [pid 7368] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./75/bus" [pid 7379] <... futex resumed>) = 1 [pid 7376] <... futex resumed>) = 0 [pid 7371] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7368] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] openat(AT_FDCWD, "./75/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7379] mkdir("./bus", 000 [pid 7376] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7371] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7368] <... futex resumed>) = 0 [pid 5061] <... openat resumed>) = 5 [pid 5060] <... rmdir resumed>) = 0 [pid 7379] <... mkdir resumed>) = 0 [pid 7376] <... futex resumed>) = 0 [pid 7371] sendfile(4, 4, NULL, 7 [pid 7368] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7376] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7379] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(5, [pid 5060] umount2("./75/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7379] <... futex resumed>) = 1 [pid 7376] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7379] mkdir("./file1", 000 [pid 7376] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(5, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7379] <... mkdir resumed>) = 0 [pid 7376] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(AT_FDCWD, "./75/binderfs", [pid 5061] close(5 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7376] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... close resumed>) = 0 [pid 5061] rmdir("./75/file1/index" [pid 5060] unlink("./75/binderfs" [pid 7379] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 7379] <... futex resumed>) = 1 [pid 7376] <... futex resumed>) = 0 [pid 7376] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./75/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7379] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7376] <... futex resumed>) = 0 [pid 5061] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7376] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(AT_FDCWD, "./75/file0", [pid 7367] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] close(4 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7367] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5061] <... close resumed>) = 0 [pid 5060] umount2("./75/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7367] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] rmdir("./75/file1" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7367] <... mmap resumed>) = 0x7fef41191000 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./75/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7367] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5061] getdents64(3, [pid 5060] <... openat resumed>) = 4 [pid 7367] <... mprotect resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(4, "", [pid 5061] close(3 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7367] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] <... close resumed>) = 0 [pid 5060] getdents64(4, [pid 7367] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] rmdir("./75" [pid 7367] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 7380 attached [pid 7367] <... clone3 resumed> => {parent_tid=[7380]}, 88) = 7380 [pid 5060] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7380] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 5060] close(4 [pid 7367] rt_sigprocmask(SIG_SETMASK, [], [pid 7380] <... rseq resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 7380] set_robust_list(0x7fef411b19a0, 24) = 0 [pid 5060] rmdir("./75/file0" [pid 7380] rt_sigprocmask(SIG_SETMASK, [], [pid 7367] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5060] umount2("./75/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] mkdir("./76", 0777 [pid 5060] newfstatat(AT_FDCWD, "./75/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./75/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7380] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7367] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... mkdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] openat(AT_FDCWD, "./75/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7380] sendfile(3, 4, NULL, 281474978811911 [pid 7374] <... sendfile resumed>) = 4 [pid 7367] <... futex resumed>) = 0 [pid 7365] <... sendfile resumed>) = 4 [pid 5060] <... openat resumed>) = 4 [pid 7374] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7367] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7365] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7374] <... futex resumed>) = 0 [pid 7365] <... futex resumed>) = 0 [pid 5060] newfstatat(4, "", [pid 7374] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7365] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7381 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7363] exit_group(0 [pid 5060] getdents64(4, [pid 7363] <... exit_group resumed>) = ? [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 ./strace-static-x86_64: Process 7381 attached [pid 7365] <... futex resumed>) = ? [pid 5060] umount2("./75/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7381] set_robust_list(0x555555f856a0, 24 [pid 7374] <... futex resumed>) = ? [pid 7365] +++ exited with 0 +++ [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7381] <... set_robust_list resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./75/file1/work", [pid 7381] chdir("./76" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7381] <... chdir resumed>) = 0 [pid 7374] +++ exited with 0 +++ [pid 7363] +++ exited with 0 +++ [pid 7381] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5060] umount2("./75/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7381] <... prctl resumed>) = 0 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7363, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7381] setpgid(0, 0 [pid 5062] restart_syscall(<... resuming interrupted clone ...> [pid 5060] openat(AT_FDCWD, "./75/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7381] <... setpgid resumed>) = 0 [pid 7368] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... restart_syscall resumed>) = 0 [pid 5060] <... openat resumed>) = 5 [pid 7381] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7379] <... mount resumed>) = 0 [pid 7368] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] newfstatat(5, "", [pid 7381] <... openat resumed>) = 3 [pid 7377] <... futex resumed>) = 0 [pid 7368] <... futex resumed>) = 1 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7381] write(3, "1000", 4 [pid 7379] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7377] sendfile(3, 4, NULL, 281474978811911 [pid 7368] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./76", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(5, [pid 7381] <... write resumed>) = 4 [pid 7379] <... futex resumed>) = 1 [pid 7376] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7381] close(3 [pid 7379] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7376] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(5, [pid 7381] <... close resumed>) = 0 [pid 7379] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7376] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 3 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7381] symlink("/dev/binderfs", "./binderfs" [pid 7379] unlink(NULL [pid 7376] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(3, "", [pid 5060] close(5 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7379] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5062] getdents64(3, [pid 5060] <... close resumed>) = 0 [pid 7381] <... symlink resumed>) = 0 [pid 7379] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] rmdir("./75/file1/work" [pid 7381] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7379] <... futex resumed>) = 1 [pid 7376] <... futex resumed>) = 0 [pid 5062] umount2("./76/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 7381] <... futex resumed>) = 0 [pid 7379] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7376] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7381] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7379] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7376] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7381] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7379] chdir("./bus" [pid 5060] umount2("./75/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7381] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7379] <... chdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7381] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7379] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] newfstatat(AT_FDCWD, "./75/file1/index", [pid 7381] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7379] <... futex resumed>) = 1 [pid 7376] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7381] <... mmap resumed>) = 0x7fef411b2000 [pid 7379] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7376] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7381] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7379] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7376] <... futex resumed>) = 0 [pid 5060] umount2("./75/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7381] <... mprotect resumed>) = 0 [pid 7379] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7376] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7381] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7379] <... open resumed>) = 3 [pid 7381] <... rt_sigprocmask resumed>[], 8) = 0 [ 109.616385][ T7379] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5060] openat(AT_FDCWD, "./75/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7381] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5060] <... openat resumed>) = 5 ./strace-static-x86_64: Process 7383 attached [pid 5060] newfstatat(5, "", [pid 7383] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7381] <... clone3 resumed> => {parent_tid=[7383]}, 88) = 7383 [pid 7379] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7381] rt_sigprocmask(SIG_SETMASK, [], [pid 7379] <... futex resumed>) = 1 [pid 7376] <... futex resumed>) = 0 [pid 7383] <... rseq resumed>) = 0 [pid 7381] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7379] fcntl(-1, F_SETFL, O_RDONLY [pid 7376] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(5, [pid 7383] set_robust_list(0x7fef411d29a0, 24 [pid 7381] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7379] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7376] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7383] <... set_robust_list resumed>) = 0 [pid 7381] <... futex resumed>) = 0 [pid 7379] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7376] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] getdents64(5, [pid 7383] rt_sigprocmask(SIG_SETMASK, [], [pid 7381] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7379] <... futex resumed>) = 0 [pid 7376] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7379] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7376] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] close(5 [pid 7379] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7376] <... futex resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 7383] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7379] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7376] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] rmdir("./75/file1/index" [pid 7383] mkdir("./file0", 000 [pid 7379] <... openat resumed>) = 4 [pid 7383] <... mkdir resumed>) = 0 [pid 7379] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... rmdir resumed>) = 0 [pid 7379] <... futex resumed>) = 1 [pid 7376] <... futex resumed>) = 0 [pid 7376] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7379] sendfile(4, 4, NULL, 7 [pid 7376] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7367] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] close(4) = 0 [pid 5060] rmdir("./75/file1" [pid 5062] <... umount2 resumed>) = 0 [pid 7383] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./76/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 7383] <... futex resumed>) = 1 [pid 7381] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7381] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(3, [pid 7381] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./76/bus", [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7381] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] close(3 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7383] mkdir("./bus", 000 [pid 5062] umount2("./76/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... close resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./76/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] rmdir("./75" [pid 7383] <... mkdir resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5060] <... rmdir resumed>) = 0 [pid 5062] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] mkdir("./76", 0777 [pid 7383] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7368] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] getdents64(4, [pid 7383] <... futex resumed>) = 1 [pid 7381] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7383] mkdir("./file1", 000 [pid 7381] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./76/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... mkdir resumed>) = 0 [pid 7381] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7383] <... mkdir resumed>) = 0 [pid 7381] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(AT_FDCWD, "./76/bus/file0", [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7383] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7383] <... futex resumed>) = 1 [pid 7381] <... futex resumed>) = 0 [pid 5062] unlink("./76/bus/file0" [pid 7383] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7381] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 7385 attached ) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 7385] set_robust_list(0x555555f856a0, 24 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7385 [pid 7385] <... set_robust_list resumed>) = 0 [pid 7385] chdir("./76") = 0 [pid 7385] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7385] setpgid(0, 0) = 0 [pid 7380] <... sendfile resumed>) = 4 [pid 7369] <... sendfile resumed>) = 4 [pid 7381] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7369] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 7385] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7385] write(3, "1000", 4) = 4 [pid 7385] close(3) = 0 [pid 7385] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7385] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7385] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 7385] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7385] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7376] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7385] <... mmap resumed>) = 0x7fef411b2000 [pid 7380] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7376] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7369] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7385] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7380] <... futex resumed>) = 0 [pid 7376] <... futex resumed>) = 0 [pid 7369] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7367] exit_group(0 [pid 5062] close(4 [pid 7385] <... mprotect resumed>) = 0 [pid 7376] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7367] <... exit_group resumed>) = ? [pid 5062] <... close resumed>) = 0 [pid 7369] <... futex resumed>) = ? [pid 7385] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7383] <... mount resumed>) = 0 [pid 7376] <... mmap resumed>) = 0x7fef41191000 [pid 7369] +++ exited with 0 +++ [pid 7385] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7376] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] rmdir("./76/bus" [pid 7385] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7376] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 7387 attached [pid 7380] +++ exited with 0 +++ [pid 7376] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7367] +++ exited with 0 +++ [pid 5062] <... rmdir resumed>) = 0 [pid 7387] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7367, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 7383] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./76/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7387] <... rseq resumed>) = 0 [pid 7385] <... clone3 resumed> => {parent_tid=[7387]}, 88) = 7387 [pid 7383] <... futex resumed>) = 1 [pid 7381] <... futex resumed>) = 0 [pid 7376] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] restart_syscall(<... resuming interrupted clone ...> [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7387] set_robust_list(0x7fef411d29a0, 24 [pid 7385] rt_sigprocmask(SIG_SETMASK, [], [pid 7383] unlink(NULL [pid 7381] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7376] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] <... restart_syscall resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./76/binderfs", ./strace-static-x86_64: Process 7388 attached [pid 7387] <... set_robust_list resumed>) = 0 [pid 7385] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7383] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7381] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7388] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7387] rt_sigprocmask(SIG_SETMASK, [], [pid 7385] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7383] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7381] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7376] <... clone3 resumed> => {parent_tid=[7388]}, 88) = 7388 [pid 5062] unlink("./76/binderfs" [pid 7388] <... rseq resumed>) = 0 [pid 7387] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7385] <... futex resumed>) = 0 [pid 7383] <... futex resumed>) = 0 [pid 7381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7376] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] umount2("./77", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7388] set_robust_list(0x7fef411b19a0, 24 [pid 7387] mkdir("./file0", 000 [pid 7385] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7383] chdir("./bus" [pid 7381] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7376] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... unlink resumed>) = 0 [pid 7388] <... set_robust_list resumed>) = 0 [pid 7383] <... chdir resumed>) = 0 [pid 7381] <... futex resumed>) = 0 [pid 7376] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] umount2("./76/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7388] rt_sigprocmask(SIG_SETMASK, [], [pid 7387] <... mkdir resumed>) = 0 [pid 7383] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7381] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7376] <... futex resumed>) = 0 [pid 5063] <... openat resumed>) = 3 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7388] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7387] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7383] <... futex resumed>) = 0 [pid 7381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7376] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(3, "", [pid 5062] newfstatat(AT_FDCWD, "./76/file0", [pid 7388] sendfile(3, 4, NULL, 281474978811911 [pid 7387] <... futex resumed>) = 1 [pid 7385] <... futex resumed>) = 0 [pid 7383] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7381] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7387] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7385] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7383] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7381] <... futex resumed>) = 0 [pid 5063] getdents64(3, [pid 5062] umount2("./76/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7385] <... futex resumed>) = 0 [pid 7383] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7381] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7387] mkdir("./bus", 000 [pid 7385] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./77/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] openat(AT_FDCWD, "./76/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7387] <... mkdir resumed>) = 0 [pid 7383] <... open resumed>) = 3 [pid 5062] <... openat resumed>) = 4 [pid 7387] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7383] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(4, "", [pid 7387] <... futex resumed>) = 1 [pid 7385] <... futex resumed>) = 0 [pid 7383] <... futex resumed>) = 1 [pid 7381] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7387] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7385] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7383] fcntl(-1, F_SETFL, O_RDONLY [pid 7381] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 7387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7385] <... futex resumed>) = 0 [pid 7383] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7381] <... futex resumed>) = 0 [ 109.724602][ T7383] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7387] mkdir("./file1", 000 [pid 7385] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7383] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7381] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7387] <... mkdir resumed>) = 0 [pid 7383] <... futex resumed>) = 0 [pid 7381] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] getdents64(4, [pid 7387] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7383] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7381] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7387] <... futex resumed>) = 1 [pid 7385] <... futex resumed>) = 0 [pid 7383] <... openat resumed>) = 4 [pid 7381] <... futex resumed>) = 0 [pid 5062] close(4 [pid 7387] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7385] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7381] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... close resumed>) = 0 [pid 7387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7385] <... futex resumed>) = 0 [pid 7383] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] rmdir("./76/file0" [pid 7387] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7385] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7383] <... futex resumed>) = 1 [pid 7381] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5063] umount2("./77/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./76/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./77/bus", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] newfstatat(AT_FDCWD, "./76/file1", [pid 5063] umount2("./77/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7381] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] openat(AT_FDCWD, "./77/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7383] sendfile(4, 4, NULL, 7 [pid 7381] <... futex resumed>) = 0 [pid 5062] umount2("./76/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7381] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... openat resumed>) = 4 [pid 5063] newfstatat(4, "", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] openat(AT_FDCWD, "./76/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] getdents64(4, [pid 5062] <... openat resumed>) = 4 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] newfstatat(4, "", [pid 5063] umount2("./77/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7376] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(4, [pid 5063] newfstatat(AT_FDCWD, "./77/bus/file0", {st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7377] <... sendfile resumed>) = 4 [pid 7371] <... sendfile resumed>) = 4 [pid 5063] unlink("./77/bus/file0" [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7387] <... mount resumed>) = 0 [pid 7377] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7371] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... unlink resumed>) = 0 [pid 5062] umount2("./76/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7377] <... futex resumed>) = 0 [pid 7371] <... futex resumed>) = 0 [pid 7368] exit_group(0 [pid 5063] getdents64(4, [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7368] <... exit_group resumed>) = ? [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] newfstatat(AT_FDCWD, "./76/file1/work", [pid 5063] close(4 [pid 7377] +++ exited with 0 +++ [pid 5063] <... close resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./76/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./77/bus" [pid 7387] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./76/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7387] <... futex resumed>) = 1 [pid 7385] <... futex resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7387] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7385] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 5 [pid 7387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7385] <... futex resumed>) = 0 [pid 5063] umount2("./77/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(5, "", [pid 7387] unlink(NULL [pid 7385] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7387] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7387] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7387] <... futex resumed>) = 1 [pid 7385] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./77/binderfs", [pid 5062] getdents64(5, [pid 7387] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7385] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7385] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7387] chdir("./bus" [pid 7385] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7371] +++ exited with 0 +++ [pid 7368] +++ exited with 0 +++ [pid 5063] unlink("./77/binderfs" [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7387] <... chdir resumed>) = 0 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7368, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7387] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] restart_syscall(<... resuming interrupted clone ...> [pid 5063] <... unlink resumed>) = 0 [pid 5062] getdents64(5, [pid 7387] <... futex resumed>) = 1 [pid 7385] <... futex resumed>) = 0 [pid 5068] <... restart_syscall resumed>) = 0 [pid 5063] umount2("./77/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7387] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7385] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7385] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] close(5 [pid 7387] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7385] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./78", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./77/file0", [pid 5062] <... close resumed>) = 0 [pid 7387] <... open resumed>) = 3 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./76/file1/work" [pid 5068] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5068] newfstatat(3, "", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] umount2("./77/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... rmdir resumed>) = 0 [pid 5068] getdents64(3, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./76/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7387] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7387] <... futex resumed>) = 1 [pid 7385] <... futex resumed>) = 0 [pid 5068] umount2("./78/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7385] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./77/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7385] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./76/file1/index", [pid 7385] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7387] fcntl(-1, F_SETFL, O_RDONLY [pid 5063] <... openat resumed>) = 4 [pid 7387] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7387] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(4, "", [pid 5062] umount2("./76/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7387] <... futex resumed>) = 1 [ 109.799212][ T7387] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7385] <... futex resumed>) = 0 [pid 7387] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7385] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7385] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7387] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7385] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(4, [pid 5062] openat(AT_FDCWD, "./76/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7387] <... openat resumed>) = 4 [pid 7381] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7381] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7381] <... futex resumed>) = 0 [pid 7381] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] <... openat resumed>) = 5 [pid 7387] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7381] <... mmap resumed>) = 0x7fef41191000 [pid 5063] getdents64(4, [pid 5062] newfstatat(5, "", [pid 7387] <... futex resumed>) = 1 [pid 7385] <... futex resumed>) = 0 [pid 7387] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7385] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7381] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7387] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7385] <... futex resumed>) = 0 [pid 5063] close(4 [pid 5062] getdents64(5, [pid 7387] sendfile(4, 4, NULL, 7 [pid 7381] <... mprotect resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 7385] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] rmdir("./77/file0" [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7381] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5062] getdents64(5, [pid 7381] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... umount2 resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] close(5 [pid 5063] umount2("./77/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] umount2("./78/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 7381] <... clone3 resumed> => {parent_tid=[7392]}, 88) = 7392 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./76/file1/index" [pid 7381] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] newfstatat(AT_FDCWD, "./78/bus", [pid 5063] newfstatat(AT_FDCWD, "./77/file1", [pid 7381] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 7392 attached [pid 7381] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7392] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7381] <... futex resumed>) = 0 [pid 5068] umount2("./78/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./77/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7392] <... rseq resumed>) = 0 [pid 7381] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(4, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7392] set_robust_list(0x7fef411b19a0, 24 [pid 5068] openat(AT_FDCWD, "./78/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7392] <... set_robust_list resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./77/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7392] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... openat resumed>) = 4 [pid 7392] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5062] close(4 [pid 7392] sendfile(3, 4, NULL, 281474978811911 [pid 5068] newfstatat(4, "", [pid 5063] newfstatat(4, "", [pid 5062] <... close resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7388] <... sendfile resumed>) = 4 [pid 7379] <... sendfile resumed>) = 4 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 5062] rmdir("./76/file1" [pid 7379] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7379] <... futex resumed>) = 0 [pid 7379] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] umount2("./77/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7388] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7385] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] getdents64(4, [pid 5062] <... rmdir resumed>) = 0 [pid 7388] <... futex resumed>) = 0 [pid 7385] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] newfstatat(AT_FDCWD, "./77/file1/work", [pid 7388] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7385] <... futex resumed>) = 0 [pid 5068] umount2("./78/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(3, [pid 7385] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7376] exit_group(0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7388] <... futex resumed>) = ? [pid 7385] <... mmap resumed>) = 0x7fef41191000 [pid 7379] <... futex resumed>) = ? [pid 7376] <... exit_group resumed>) = ? [pid 5068] newfstatat(AT_FDCWD, "./78/bus/file0", [pid 5063] umount2("./77/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7388] +++ exited with 0 +++ [pid 7385] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7379] +++ exited with 0 +++ [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7381] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] openat(AT_FDCWD, "./77/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7385] <... mprotect resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] close(3 [pid 7385] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] unlink("./78/bus/file0" [pid 5063] <... openat resumed>) = 5 [pid 7376] +++ exited with 0 +++ [pid 7385] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... close resumed>) = 0 [pid 7385] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7376, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5063] newfstatat(5, "", ./strace-static-x86_64: Process 7395 attached [pid 5068] <... unlink resumed>) = 0 [pid 5065] restart_syscall(<... resuming interrupted clone ...> [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] rmdir("./76" [pid 7395] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7385] <... clone3 resumed> => {parent_tid=[7395]}, 88) = 7395 [pid 5065] <... restart_syscall resumed>) = 0 [pid 5063] getdents64(5, [pid 7395] <... rseq resumed>) = 0 [pid 7385] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] getdents64(4, [pid 5062] <... rmdir resumed>) = 0 [pid 7395] set_robust_list(0x7fef411b19a0, 24 [pid 7385] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7395] <... set_robust_list resumed>) = 0 [pid 7385] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 5065] umount2("./77", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7395] rt_sigprocmask(SIG_SETMASK, [], [pid 7385] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(5, [pid 5062] mkdir("./77", 0777 [pid 7395] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7385] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./78/bus" [pid 5065] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7395] sendfile(3, 4, NULL, 281474978811911 [pid 5065] <... openat resumed>) = 3 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] newfstatat(3, "", [pid 5063] close(5 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(3, [pid 5063] <... close resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] rmdir("./77/file1/work" [pid 5065] umount2("./77/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... mkdir resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5068] umount2("./78/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./77/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7396 attached [pid 5068] newfstatat(AT_FDCWD, "./78/binderfs", [pid 5063] newfstatat(AT_FDCWD, "./77/file1/index", [pid 7396] set_robust_list(0x555555f856a0, 24 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./77/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./77/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 7396] <... set_robust_list resumed>) = 0 [pid 5068] unlink("./78/binderfs" [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7396 [pid 7396] chdir("./77" [pid 7392] <... sendfile resumed>) = 4 [pid 7383] <... sendfile resumed>) = 4 [pid 5068] <... unlink resumed>) = 0 [pid 7396] <... chdir resumed>) = 0 [pid 7392] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7383] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./78/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(5, "", [pid 7396] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7392] <... futex resumed>) = 0 [pid 7383] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7396] <... prctl resumed>) = 0 [pid 7392] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7383] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7381] exit_group(0 [pid 5068] newfstatat(AT_FDCWD, "./78/file0", [pid 5063] getdents64(5, [pid 7396] setpgid(0, 0 [pid 7392] <... futex resumed>) = ? [pid 7383] <... futex resumed>) = ? [pid 7381] <... exit_group resumed>) = ? [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7396] <... setpgid resumed>) = 0 [pid 7392] +++ exited with 0 +++ [pid 5068] umount2("./78/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7396] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7383] +++ exited with 0 +++ [pid 7381] +++ exited with 0 +++ [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(5, [pid 5068] openat(AT_FDCWD, "./78/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7381, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7396] <... openat resumed>) = 3 [pid 5068] <... openat resumed>) = 4 [pid 5065] <... umount2 resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] newfstatat(4, "", [pid 5065] umount2("./77/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(5 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [pid 7396] write(3, "1000", 4 [pid 5068] getdents64(4, [pid 5065] newfstatat(AT_FDCWD, "./77/bus", [pid 5063] rmdir("./77/file1/index" [pid 7396] <... write resumed>) = 4 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7396] close(3 [pid 5068] getdents64(4, [pid 5065] umount2("./77/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] umount2("./76", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7396] <... close resumed>) = 0 [pid 5068] close(4 [pid 7396] symlink("/dev/binderfs", "./binderfs" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... close resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(4, [pid 7396] <... symlink resumed>) = 0 [pid 5068] rmdir("./78/file0" [pid 5065] openat(AT_FDCWD, "./77/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... openat resumed>) = 4 [pid 5063] close(4 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] newfstatat(4, "", [pid 5063] <... close resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] rmdir("./77/file1" [pid 5061] <... openat resumed>) = 3 [pid 5065] getdents64(4, [pid 5068] umount2("./78/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] newfstatat(3, "", [pid 7396] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./77/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7396] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./78/file1", [pid 7396] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5061] getdents64(3, [pid 7396] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7396] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] umount2("./78/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(3, [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7396] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./77/bus/file0", [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7396] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] openat(AT_FDCWD, "./78/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./76/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7396] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] <... openat resumed>) = 4 [pid 5065] unlink("./77/bus/file0" [pid 5063] close(3 [pid 7396] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] newfstatat(4, "", [pid 5065] <... unlink resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] rmdir("./77" [pid 7385] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] getdents64(4, [pid 7396] <... mprotect resumed>) = 0 [pid 5065] getdents64(4, [pid 7396] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7396] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0}./strace-static-x86_64: Process 7398 attached => {parent_tid=[7398]}, 88) = 7398 [pid 7398] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053) = 0 [pid 7396] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7398] set_robust_list(0x7fef411d29a0, 24 [pid 7396] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] umount2("./78/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] close(4 [pid 7398] <... set_robust_list resumed>) = 0 [pid 7396] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... close resumed>) = 0 [pid 5063] mkdir("./78", 0777 [pid 7398] rt_sigprocmask(SIG_SETMASK, [], [pid 7396] <... futex resumed>) = 0 [pid 7398] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7396] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7398] mkdir("./file0", 000 [pid 5068] newfstatat(AT_FDCWD, "./78/file1/work", [pid 5065] rmdir("./77/bus" [pid 5063] <... mkdir resumed>) = 0 [pid 7398] <... mkdir resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7398] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./78/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... rmdir resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./78/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5068] newfstatat(5, "", [pid 5065] umount2("./77/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7398] <... futex resumed>) = 1 ./strace-static-x86_64: Process 7400 attached [pid 7398] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7396] <... futex resumed>) = 0 [pid 7400] set_robust_list(0x555555f856a0, 24 [pid 7396] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7400] <... set_robust_list resumed>) = 0 [pid 7398] <... futex resumed>) = 0 [pid 7396] <... futex resumed>) = 1 [pid 5065] newfstatat(AT_FDCWD, "./77/binderfs", [pid 7400] chdir("./78" [pid 7398] mkdir("./bus", 000 [pid 7396] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(5, [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] unlink("./77/binderfs" [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7400 [pid 5061] <... umount2 resumed>) = 0 [pid 5068] getdents64(5, [pid 5065] <... unlink resumed>) = 0 [pid 7400] <... chdir resumed>) = 0 [pid 5061] umount2("./76/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7400] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7398] <... mkdir resumed>) = 0 [pid 7400] <... prctl resumed>) = 0 [pid 7398] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] umount2("./77/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7400] setpgid(0, 0 [pid 7398] <... futex resumed>) = 1 [pid 7396] <... futex resumed>) = 0 [pid 5068] close(5 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./76/bus", [pid 7400] <... setpgid resumed>) = 0 [pid 7398] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7396] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./77/file0", [pid 7398] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7396] <... futex resumed>) = 0 [pid 5068] rmdir("./78/file1/work" [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7400] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7398] mkdir("./file1", 000 [pid 7396] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./76/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] umount2("./78/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./77/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7400] <... openat resumed>) = 3 [pid 7398] <... mkdir resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7400] write(3, "1000", 4 [pid 7398] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./77/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] openat(AT_FDCWD, "./76/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7400] <... write resumed>) = 4 [pid 7398] <... futex resumed>) = 1 [pid 7396] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./78/file1/index", [pid 5065] <... openat resumed>) = 4 [pid 5061] <... openat resumed>) = 4 [pid 7400] close(3 [pid 7398] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7396] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7400] <... close resumed>) = 0 [pid 7398] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7396] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] newfstatat(4, "", [pid 5061] newfstatat(4, "", [pid 7398] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7400] symlink("/dev/binderfs", "./binderfs" [pid 7396] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./78/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(4, [pid 5061] getdents64(4, [pid 5068] openat(AT_FDCWD, "./78/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7400] <... symlink resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5065] getdents64(4, [pid 5068] newfstatat(5, "", [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] umount2("./76/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7400] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7400] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7395] <... sendfile resumed>) = 4 [pid 7387] <... sendfile resumed>) = 4 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] close(4 [pid 5061] newfstatat(AT_FDCWD, "./76/bus/file0", [pid 7400] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7395] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7387] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 5065] <... close resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7400] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7395] <... futex resumed>) = 0 [pid 7387] <... futex resumed>) = 0 [pid 7385] exit_group(0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] rmdir("./77/file0" [pid 5061] unlink("./76/bus/file0" [pid 7400] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7385] <... exit_group resumed>) = ? [pid 5068] getdents64(5, [pid 5065] <... rmdir resumed>) = 0 [pid 7395] +++ exited with 0 +++ [pid 7387] +++ exited with 0 +++ [pid 7385] +++ exited with 0 +++ [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] close(5) = 0 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7385, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5068] rmdir("./78/file1/index" [pid 5060] restart_syscall(<... resuming interrupted clone ...> [pid 5068] <... rmdir resumed>) = 0 [pid 5065] umount2("./77/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... restart_syscall resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./77/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./77/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./76", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7400] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] getdents64(4, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] openat(AT_FDCWD, "./77/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... unlink resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./76", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] close(4 [pid 5065] <... openat resumed>) = 4 [pid 5060] <... openat resumed>) = 3 [pid 7400] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] <... close resumed>) = 0 [pid 5061] getdents64(4, [pid 7400] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7400] <... mprotect resumed>) = 0 [pid 5068] rmdir("./78/file1" [pid 5065] newfstatat(4, "", [pid 5061] close(4 [pid 5060] newfstatat(3, "", [pid 7400] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7400] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] rmdir("./76/bus" [pid 7400] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] getdents64(3, [pid 5065] getdents64(4, [pid 5060] getdents64(3, ./strace-static-x86_64: Process 7401 attached [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7401] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7400] <... clone3 resumed> => {parent_tid=[7401]}, 88) = 7401 [pid 7398] <... mount resumed>) = 0 [pid 5068] close(3 [pid 5065] umount2("./77/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./76/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./76/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7401] <... rseq resumed>) = 0 [pid 7400] rt_sigprocmask(SIG_SETMASK, [], [pid 7398] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7401] set_robust_list(0x7fef411d29a0, 24 [pid 7400] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7398] <... futex resumed>) = 1 [pid 7396] <... futex resumed>) = 0 [pid 5068] rmdir("./78" [pid 5065] newfstatat(AT_FDCWD, "./77/file1/work", [pid 5061] newfstatat(AT_FDCWD, "./76/binderfs", [pid 7401] <... set_robust_list resumed>) = 0 [pid 7400] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7398] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7396] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7400] <... futex resumed>) = 0 [pid 7398] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7396] <... futex resumed>) = 0 [pid 5068] mkdir("./79", 0777 [pid 5065] umount2("./77/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] unlink("./76/binderfs" [pid 7401] rt_sigprocmask(SIG_SETMASK, [], [pid 7400] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7398] unlink(NULL [pid 7396] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7401] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7398] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7401] mkdir("./file0", 000 [pid 7398] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7396] <... futex resumed>) = 0 [pid 7401] <... mkdir resumed>) = 0 [pid 7398] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7396] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... mkdir resumed>) = 0 [pid 7396] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... unlink resumed>) = 0 [pid 7396] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] openat(AT_FDCWD, "./77/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7398] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] <... umount2 resumed>) = 0 [pid 7401] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7398] chdir("./bus" [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] <... openat resumed>) = 5 [pid 5061] umount2("./76/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7401] <... futex resumed>) = 1 [pid 7400] <... futex resumed>) = 0 [pid 7398] <... chdir resumed>) = 0 [pid 5065] newfstatat(5, "", [pid 5060] umount2("./76/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7401] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7400] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7398] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7401] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7400] <... futex resumed>) = 0 [pid 7398] <... futex resumed>) = 1 [pid 7396] <... futex resumed>) = 0 [pid 5065] getdents64(5, ./strace-static-x86_64: Process 7402 attached [pid 7401] mkdir("./bus", 000 [pid 7400] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7398] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7396] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7402 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] newfstatat(AT_FDCWD, "./76/file0", [pid 5060] newfstatat(AT_FDCWD, "./76/bus", [pid 7402] set_robust_list(0x555555f856a0, 24 [pid 7396] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7396] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] umount2("./76/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./76/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7402] <... set_robust_list resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./76/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] getdents64(5, [pid 5061] <... openat resumed>) = 4 [pid 5060] openat(AT_FDCWD, "./76/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7402] chdir("./79" [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(4, "", [pid 7402] <... chdir resumed>) = 0 [pid 5065] close(5 [pid 5060] <... openat resumed>) = 4 [pid 5065] <... close resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] newfstatat(4, "", [pid 5065] rmdir("./77/file1/work" [pid 7402] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7401] <... mkdir resumed>) = 0 [pid 7398] <... open resumed>) = 3 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] getdents64(4, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7402] <... prctl resumed>) = 0 [pid 7401] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7398] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./77/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(4, [pid 7402] setpgid(0, 0 [pid 7401] <... futex resumed>) = 1 [pid 7400] <... futex resumed>) = 0 [ 110.047611][ T7398] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7398] <... futex resumed>) = 1 [pid 7396] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(4, [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7402] <... setpgid resumed>) = 0 [pid 7401] mkdir("./file1", 000 [pid 7400] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7398] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7396] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./77/file1/index", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] umount2("./76/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7402] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7401] <... mkdir resumed>) = 0 [pid 7400] <... futex resumed>) = 0 [pid 7398] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7396] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] close(4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7402] <... openat resumed>) = 3 [pid 7400] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7396] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... close resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./76/bus/file0", [pid 7402] write(3, "1000", 4 [pid 7401] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7398] fcntl(-1, F_SETFL, O_RDONLY [pid 5065] umount2("./77/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] rmdir("./76/file0" [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7402] <... write resumed>) = 4 [pid 7401] <... futex resumed>) = 1 [pid 7400] <... futex resumed>) = 0 [pid 7398] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... rmdir resumed>) = 0 [pid 5060] unlink("./76/bus/file0" [pid 7402] close(3 [pid 7401] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7400] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7398] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./77/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] umount2("./76/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... unlink resumed>) = 0 [pid 7402] <... close resumed>) = 0 [pid 7400] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 5 [pid 5065] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7402] symlink("/dev/binderfs", "./binderfs" [pid 7401] <... mount resumed>) = 0 [pid 7400] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7398] <... futex resumed>) = 1 [pid 7396] <... futex resumed>) = 0 [pid 5065] getdents64(5, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(4, [pid 7401] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7398] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7396] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(AT_FDCWD, "./76/file1", [pid 7401] <... futex resumed>) = 1 [pid 7400] <... futex resumed>) = 0 [pid 7398] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7396] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7400] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7398] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7396] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] close(4 [pid 7400] <... futex resumed>) = 0 [pid 7400] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7398] <... openat resumed>) = 4 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] umount2("./76/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... close resumed>) = 0 [pid 7402] <... symlink resumed>) = 0 [pid 7401] unlink(NULL [pid 7398] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(5, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./76/bus" [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] openat(AT_FDCWD, "./76/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] close(5) = 0 [pid 5061] <... openat resumed>) = 4 [pid 5065] rmdir("./77/file1/index" [pid 7398] <... futex resumed>) = 1 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] newfstatat(4, "", [pid 7401] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7402] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 7401] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7401] <... futex resumed>) = 1 [pid 7400] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7398] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] getdents64(4, [pid 5060] <... rmdir resumed>) = 0 [pid 7401] chdir("./bus" [pid 7400] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(4 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7401] <... chdir resumed>) = 0 [pid 7400] <... futex resumed>) = 0 [pid 5061] umount2("./76/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7400] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... close resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./76/file1/work", [pid 7402] <... futex resumed>) = 0 [pid 7401] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7396] <... futex resumed>) = 0 [pid 5065] rmdir("./77/file1" [pid 5060] umount2("./76/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7402] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7401] <... futex resumed>) = 1 [pid 7400] <... futex resumed>) = 0 [pid 7396] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7401] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7400] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7398] <... futex resumed>) = 0 [pid 7396] <... futex resumed>) = 1 [pid 7402] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5065] getdents64(3, [pid 5061] umount2("./76/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(AT_FDCWD, "./76/binderfs", [pid 7402] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7400] <... futex resumed>) = 0 [pid 7398] sendfile(4, 4, NULL, 7 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7402] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7400] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] openat(AT_FDCWD, "./76/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] close(3) = 0 [pid 7402] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] rmdir("./77" [pid 5061] <... openat resumed>) = 5 [pid 5060] unlink("./76/binderfs" [pid 7402] <... mmap resumed>) = 0x7fef411b2000 [pid 7401] <... open resumed>) = 3 [pid 7396] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... rmdir resumed>) = 0 [pid 5061] newfstatat(5, "", [pid 5060] <... unlink resumed>) = 0 [pid 7402] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./76/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7402] <... mprotect resumed>) = 0 [pid 7401] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] mkdir("./78", 0777 [pid 5061] getdents64(5, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7402] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7401] <... futex resumed>) = 1 [pid 7400] <... futex resumed>) = 0 [pid 5065] <... mkdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] newfstatat(AT_FDCWD, "./76/file0", [pid 7402] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7401] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7400] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(5, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7402] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7401] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7400] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] umount2("./76/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7404 attached [pid 7401] fcntl(-1, F_SETFL, O_RDONLY [pid 7400] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] close(5 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7404] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7402] <... clone3 resumed> => {parent_tid=[7404]}, 88) = 7404 [pid 7401] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5061] <... close resumed>) = 0 ./strace-static-x86_64: Process 7405 attached [pid 7404] <... rseq resumed>) = 0 [pid 7402] rt_sigprocmask(SIG_SETMASK, [], [pid 7401] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] rmdir("./76/file1/work" [pid 5060] openat(AT_FDCWD, "./76/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7405] set_robust_list(0x555555f856a0, 24 [pid 7404] set_robust_list(0x7fef411d29a0, 24 [pid 7402] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7401] <... futex resumed>) = 1 [pid 7400] <... futex resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... openat resumed>) = 4 [pid 7405] <... set_robust_list resumed>) = 0 [pid 7404] <... set_robust_list resumed>) = 0 [pid 7402] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7401] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7400] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7405 [pid 7405] chdir("./78" [pid 7404] rt_sigprocmask(SIG_SETMASK, [], [pid 7402] <... futex resumed>) = 0 [pid 7401] <... openat resumed>) = 4 [pid 7400] <... futex resumed>) = 0 [pid 5061] umount2("./76/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(4, "", [pid 7405] <... chdir resumed>) = 0 [pid 7404] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7402] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7400] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7405] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7404] mkdir("./file0", 000 [ 110.120288][ T7401] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7401] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7400] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7405] <... prctl resumed>) = 0 [pid 7401] <... futex resumed>) = 0 [pid 7400] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7404] <... mkdir resumed>) = 0 [pid 7405] setpgid(0, 0 [pid 7401] sendfile(4, 4, NULL, 7 [pid 7400] <... futex resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./76/file1/index", [pid 5060] getdents64(4, [pid 7405] <... setpgid resumed>) = 0 [pid 7404] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7400] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7405] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7404] <... futex resumed>) = 1 [pid 7402] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7404] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7402] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(4, [pid 7405] <... openat resumed>) = 3 [pid 7404] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7402] <... futex resumed>) = 0 [pid 5061] umount2("./76/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7405] write(3, "1000", 4 [pid 7404] mkdir("./bus", 000 [pid 7402] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7405] <... write resumed>) = 4 [pid 5061] openat(AT_FDCWD, "./76/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] close(4 [pid 7405] close(3 [pid 7404] <... mkdir resumed>) = 0 [pid 5061] <... openat resumed>) = 5 [pid 7405] <... close resumed>) = 0 [pid 7404] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... close resumed>) = 0 [pid 7405] symlink("/dev/binderfs", "./binderfs" [pid 7404] <... futex resumed>) = 1 [pid 7402] <... futex resumed>) = 0 [pid 5061] newfstatat(5, "", [pid 7402] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7405] <... symlink resumed>) = 0 [pid 7404] mkdir("./file1", 000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] rmdir("./76/file0" [pid 7405] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7404] <... mkdir resumed>) = 0 [pid 7402] <... futex resumed>) = 0 [pid 5061] getdents64(5, [pid 5060] <... rmdir resumed>) = 0 [pid 7405] <... futex resumed>) = 0 [pid 7402] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7405] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7404] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7405] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7404] <... futex resumed>) = 1 [pid 7402] <... futex resumed>) = 0 [pid 5061] getdents64(5, [pid 5060] umount2("./76/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7405] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7404] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7402] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7405] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7404] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7402] <... futex resumed>) = 0 [pid 5061] close(5 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7404] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7402] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... close resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./76/file1", [pid 7405] <... mmap resumed>) = 0x7fef411b2000 [pid 5061] rmdir("./76/file1/index" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] umount2("./76/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7405] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7405] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(4, [pid 5060] openat(AT_FDCWD, "./76/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7405] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5060] <... openat resumed>) = 4 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] close(4 [pid 5060] newfstatat(4, "", [pid 5061] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] rmdir("./76/file1" [pid 5060] getdents64(4, [pid 7396] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7396] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7396] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] umount2("./76/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7396] <... mmap resumed>) = 0x7fef41191000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7396] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5061] getdents64(3, [pid 7396] <... mprotect resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./76/file1/work", [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7396] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7396] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] close(3 [pid 7396] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5060] umount2("./76/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 ./strace-static-x86_64: Process 7407 attached [pid 5061] rmdir("./76" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7407] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7396] <... clone3 resumed> => {parent_tid=[7407]}, 88) = 7407 [pid 7407] <... rseq resumed>) = 0 [pid 7405] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7396] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] openat(AT_FDCWD, "./76/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7407] set_robust_list(0x7fef411b19a0, 24 [pid 7396] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7407] <... set_robust_list resumed>) = 0 [pid 7396] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... openat resumed>) = 5 [pid 7407] rt_sigprocmask(SIG_SETMASK, [], [pid 7396] <... futex resumed>) = 0 [pid 5061] mkdir("./77", 0777 [pid 5060] newfstatat(5, "", [pid 7407] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7396] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7407] sendfile(3, 4, NULL, 281474978811911 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 7408 attached [pid 5060] getdents64(5, [pid 7408] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7405] <... clone3 resumed> => {parent_tid=[7408]}, 88) = 7408 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7408] <... rseq resumed>) = 0 [pid 7405] rt_sigprocmask(SIG_SETMASK, [], [pid 7408] set_robust_list(0x7fef411d29a0, 24 [pid 7405] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7400] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7408] <... set_robust_list resumed>) = 0 [pid 7405] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7400] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] close(5 [pid 7408] rt_sigprocmask(SIG_SETMASK, [], [pid 7405] <... futex resumed>) = 0 [pid 7400] <... futex resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 7408] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7405] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7400] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] rmdir("./76/file1/work"./strace-static-x86_64: Process 7409 attached [pid 7408] mkdir("./file0", 000 [pid 7404] <... mount resumed>) = 0 [pid 7400] <... mmap resumed>) = 0x7fef41191000 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7409 [pid 5060] <... rmdir resumed>) = 0 [pid 7409] set_robust_list(0x555555f856a0, 24 [pid 7400] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7408] <... mkdir resumed>) = 0 [pid 7409] <... set_robust_list resumed>) = 0 [pid 7408] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7404] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7400] <... mprotect resumed>) = 0 [pid 5060] umount2("./76/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7409] chdir("./77" [pid 7408] <... futex resumed>) = 1 [pid 7405] <... futex resumed>) = 0 [pid 7404] <... futex resumed>) = 1 [pid 7402] <... futex resumed>) = 0 [pid 7400] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7409] <... chdir resumed>) = 0 [pid 7408] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7405] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7404] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7402] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7400] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7409] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7405] <... futex resumed>) = 0 [pid 7404] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7402] <... futex resumed>) = 0 [pid 7400] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5060] newfstatat(AT_FDCWD, "./76/file1/index", [pid 7408] mkdir("./bus", 000 [pid 7405] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7404] unlink(NULL [pid 7402] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7410 attached [pid 7409] <... prctl resumed>) = 0 [pid 7408] <... mkdir resumed>) = 0 [pid 7407] <... sendfile resumed>) = 4 [pid 7404] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7398] <... sendfile resumed>) = 4 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7410] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7409] setpgid(0, 0 [pid 7404] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7410] <... rseq resumed>) = 0 [pid 7409] <... setpgid resumed>) = 0 [pid 7404] <... futex resumed>) = 1 [pid 7402] <... futex resumed>) = 0 [pid 5060] umount2("./76/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7410] set_robust_list(0x7fef411b19a0, 24 [pid 7409] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7408] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7407] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7404] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7402] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7400] <... clone3 resumed> => {parent_tid=[7410]}, 88) = 7410 [pid 7398] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7410] <... set_robust_list resumed>) = 0 [pid 7409] <... openat resumed>) = 3 [pid 7408] <... futex resumed>) = 1 [pid 7407] <... futex resumed>) = 1 [pid 7405] <... futex resumed>) = 0 [pid 7404] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7402] <... futex resumed>) = 0 [pid 7400] rt_sigprocmask(SIG_SETMASK, [], [pid 7398] <... futex resumed>) = 0 [pid 7396] <... futex resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7410] rt_sigprocmask(SIG_SETMASK, [], [pid 7409] write(3, "1000", 4 [pid 7408] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7407] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7405] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7404] chdir("./bus" [pid 7402] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7400] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7398] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7396] exit_group(0 [pid 5060] openat(AT_FDCWD, "./76/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7410] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7409] <... write resumed>) = 4 [pid 7408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7407] <... futex resumed>) = ? [pid 7405] <... futex resumed>) = 0 [pid 7404] <... chdir resumed>) = 0 [pid 7400] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7398] <... futex resumed>) = ? [pid 7396] <... exit_group resumed>) = ? [pid 5060] <... openat resumed>) = 5 [pid 7410] sendfile(3, 4, NULL, 281474978811911 [ 110.210921][ T7404] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7409] close(3 [pid 7408] mkdir("./file1", 000 [pid 7407] +++ exited with 0 +++ [pid 7405] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7404] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7400] <... futex resumed>) = 0 [pid 7409] <... close resumed>) = 0 [pid 7404] <... futex resumed>) = 1 [pid 7402] <... futex resumed>) = 0 [pid 7400] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7398] +++ exited with 0 +++ [pid 7396] +++ exited with 0 +++ [pid 5060] newfstatat(5, "", [pid 7409] symlink("/dev/binderfs", "./binderfs" [pid 7408] <... mkdir resumed>) = 0 [pid 7404] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7402] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7396, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7409] <... symlink resumed>) = 0 [pid 7408] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7402] <... futex resumed>) = 0 [pid 5062] restart_syscall(<... resuming interrupted clone ...> [pid 7409] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7402] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... restart_syscall resumed>) = 0 [pid 5060] getdents64(5, [pid 7409] <... futex resumed>) = 0 [pid 7408] <... futex resumed>) = 1 [pid 7405] <... futex resumed>) = 0 [pid 7404] <... open resumed>) = 3 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7409] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7408] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7405] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7409] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7405] <... futex resumed>) = 0 [pid 7404] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(5, [pid 7409] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7408] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7405] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7404] <... futex resumed>) = 1 [pid 7402] <... futex resumed>) = 0 [pid 5062] umount2("./77", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7409] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7404] fcntl(-1, F_SETFL, O_RDONLY [pid 7402] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7409] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7402] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] close(5 [pid 7409] <... mmap resumed>) = 0x7fef411b2000 [pid 7404] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7402] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... openat resumed>) = 3 [pid 5060] <... close resumed>) = 0 [pid 7409] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7404] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7402] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7409] <... mprotect resumed>) = 0 [pid 7404] <... futex resumed>) = 0 [pid 7402] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(3, "", [pid 5060] rmdir("./76/file1/index" [pid 7409] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7404] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7402] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7409] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7404] <... openat resumed>) = 4 [pid 5062] getdents64(3, [pid 7409] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7402] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] getdents64(4, ./strace-static-x86_64: Process 7413 attached [pid 7404] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7413] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7409] <... clone3 resumed> => {parent_tid=[7413]}, 88) = 7413 [pid 7404] <... futex resumed>) = 1 [pid 7402] <... futex resumed>) = 0 [pid 5062] umount2("./77/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7413] <... rseq resumed>) = 0 [pid 7409] rt_sigprocmask(SIG_SETMASK, [], [pid 7404] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7402] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7413] set_robust_list(0x7fef411d29a0, 24 [pid 7409] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7404] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7402] <... futex resumed>) = 0 [pid 5060] close(4 [pid 7413] <... set_robust_list resumed>) = 0 [pid 7409] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... close resumed>) = 0 [pid 7413] rt_sigprocmask(SIG_SETMASK, [], [pid 7409] <... futex resumed>) = 0 [pid 7404] sendfile(4, 4, NULL, 7 [pid 7402] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] rmdir("./76/file1" [pid 7413] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7409] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7413] mkdir("./file0", 000 [pid 5060] <... rmdir resumed>) = 0 [pid 5060] getdents64(3, 0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] close(3) = 0 [pid 5060] rmdir("./76" [pid 7413] <... mkdir resumed>) = 0 [pid 7413] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7409] <... futex resumed>) = 0 [pid 7413] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7409] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7413] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7409] <... futex resumed>) = 0 [pid 7413] mkdir("./bus", 000 [pid 7409] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7413] <... mkdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7413] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7409] <... futex resumed>) = 0 [pid 5060] mkdir("./77", 0777 [pid 7413] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7409] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7413] <... futex resumed>) = 0 [pid 7409] <... futex resumed>) = 1 [pid 7413] mkdir("./file1", 000 [pid 7409] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7413] <... mkdir resumed>) = 0 [pid 5060] <... mkdir resumed>) = 0 [pid 7413] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7409] <... futex resumed>) = 0 [pid 7409] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7409] <... futex resumed>) = 0 [pid 7409] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7400] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7413] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5062] <... umount2 resumed>) = 0 [pid 5062] umount2("./77/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7408] <... mount resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./77/bus", [pid 7408] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./77/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7414 ./strace-static-x86_64: Process 7414 attached [pid 7405] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] openat(AT_FDCWD, "./77/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7408] <... futex resumed>) = 0 [pid 7405] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7414] set_robust_list(0x555555f856a0, 24 [pid 7408] unlink(NULL [pid 7405] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 7414] <... set_robust_list resumed>) = 0 [pid 7405] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7414] chdir("./77" [pid 5062] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7414] <... chdir resumed>) = 0 [pid 7414] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5062] getdents64(4, [pid 7414] <... prctl resumed>) = 0 [pid 7414] setpgid(0, 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7414] <... setpgid resumed>) = 0 [pid 7413] <... mount resumed>) = 0 [pid 7410] <... sendfile resumed>) = 4 [pid 7408] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7402] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7401] <... sendfile resumed>) = 4 [pid 5062] umount2("./77/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7414] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7413] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7410] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7408] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7402] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7401] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7400] exit_group(0 [pid 7414] <... openat resumed>) = 3 [pid 7413] <... futex resumed>) = 1 [pid 7410] <... futex resumed>) = ? [pid 7409] <... futex resumed>) = 0 [pid 7408] <... futex resumed>) = 1 [pid 7405] <... futex resumed>) = 0 [pid 7402] <... futex resumed>) = 0 [pid 7401] <... futex resumed>) = ? [pid 7400] <... exit_group resumed>) = ? [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7414] write(3, "1000", 4 [pid 7413] unlink(NULL [pid 7410] +++ exited with 0 +++ [pid 7409] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7408] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7405] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7402] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] newfstatat(AT_FDCWD, "./77/bus/file0", [pid 7414] <... write resumed>) = 4 [pid 7413] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7405] <... futex resumed>) = 0 [pid 7402] <... mmap resumed>) = 0x7fef41191000 [pid 7414] close(3 [pid 7413] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7409] <... futex resumed>) = 0 [pid 7408] chdir("./bus" [pid 7405] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7402] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7414] <... close resumed>) = 0 [pid 7413] <... futex resumed>) = 0 [pid 7409] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7408] <... chdir resumed>) = 0 [pid 7402] <... mprotect resumed>) = 0 [pid 7414] symlink("/dev/binderfs", "./binderfs" [pid 7413] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7409] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7408] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7402] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7401] +++ exited with 0 +++ [pid 7400] +++ exited with 0 +++ [pid 5062] unlink("./77/bus/file0" [pid 7414] <... symlink resumed>) = 0 [pid 7409] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7408] <... futex resumed>) = 1 [pid 7405] <... futex resumed>) = 0 [pid 7402] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 7409] <... futex resumed>) = 1 [pid 7408] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7405] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7400, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7409] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7405] <... futex resumed>) = 0 [pid 5063] restart_syscall(<... resuming interrupted clone ...> [pid 7408] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7405] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... restart_syscall resumed>) = 0 [pid 7414] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7413] <... futex resumed>) = 0 [pid 7402] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] getdents64(4, ./strace-static-x86_64: Process 7416 attached [pid 7414] <... futex resumed>) = 0 [pid 7413] chdir("./bus" [pid 7416] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7414] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7413] <... chdir resumed>) = 0 [pid 7402] <... clone3 resumed> => {parent_tid=[7416]}, 88) = 7416 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7416] <... rseq resumed>) = 0 [pid 7414] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7413] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7402] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] close(4 [pid 7416] set_robust_list(0x7fef411b19a0, 24 [pid 7414] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7413] <... futex resumed>) = 1 [pid 7409] <... futex resumed>) = 0 [pid 7408] <... open resumed>) = 3 [pid 7402] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] umount2("./78", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7416] <... set_robust_list resumed>) = 0 [pid 7414] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7413] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7409] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7408] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7402] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... close resumed>) = 0 [pid 7416] rt_sigprocmask(SIG_SETMASK, [], [pid 7414] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7413] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7409] <... futex resumed>) = 0 [pid 7408] <... futex resumed>) = 1 [pid 7405] <... futex resumed>) = 0 [pid 7402] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] rmdir("./77/bus" [pid 7416] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7414] <... mmap resumed>) = 0x7fef411b2000 [pid 7413] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7409] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7408] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7405] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [ 110.304575][ T7408] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 110.336908][ T7413] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7402] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... openat resumed>) = 3 [pid 5062] <... rmdir resumed>) = 0 [pid 7416] sendfile(3, 4, NULL, 281474978811911 [pid 7414] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7413] <... open resumed>) = 3 [pid 7408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7405] <... futex resumed>) = 0 [pid 7408] fcntl(-1, F_SETFL, O_RDONLY [pid 7405] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(3, "", [pid 7408] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7408] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(3, [pid 7408] <... futex resumed>) = 1 [pid 7405] <... futex resumed>) = 0 [pid 7405] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7408] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7414] <... mprotect resumed>) = 0 [pid 7408] <... openat resumed>) = 4 [pid 7405] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] umount2("./77/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7413] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7408] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7405] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7414] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7413] <... futex resumed>) = 1 [pid 7409] <... futex resumed>) = 0 [pid 7408] <... futex resumed>) = 0 [pid 7405] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7413] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7408] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7405] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./78/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7408] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7405] <... futex resumed>) = 0 [pid 7408] sendfile(4, 4, NULL, 7 [pid 7405] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7414] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7409] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./77/binderfs", [pid 7414] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7413] <... futex resumed>) = 0 [pid 7409] <... futex resumed>) = 1 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7418 attached [pid 7413] fcntl(-1, F_SETFL, O_RDONLY [pid 7409] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] unlink("./77/binderfs" [pid 7418] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7414] <... clone3 resumed> => {parent_tid=[7418]}, 88) = 7418 [pid 7413] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5062] <... unlink resumed>) = 0 [pid 7418] <... rseq resumed>) = 0 [pid 7414] rt_sigprocmask(SIG_SETMASK, [], [pid 7413] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./77/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7418] set_robust_list(0x7fef411d29a0, 24 [pid 7414] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7413] <... futex resumed>) = 1 [pid 7409] <... futex resumed>) = 0 [pid 7418] <... set_robust_list resumed>) = 0 [pid 7414] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7413] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7409] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7418] rt_sigprocmask(SIG_SETMASK, [], [pid 7414] <... futex resumed>) = 0 [pid 7413] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7409] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./77/file0", [pid 7418] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7414] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7413] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7409] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./77/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7418] mkdir("./file0", 000 [pid 7413] <... openat resumed>) = 4 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7413] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7409] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./77/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7413] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7409] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7413] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7409] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 7413] sendfile(4, 4, NULL, 7 [pid 7409] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7418] <... mkdir resumed>) = 0 [pid 5062] getdents64(4, [pid 7418] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] umount2("./78/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(4 [pid 7418] <... futex resumed>) = 1 [pid 7414] <... futex resumed>) = 0 [pid 7418] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7414] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... close resumed>) = 0 [pid 7418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7414] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7418] mkdir("./bus", 000 [pid 7414] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] rmdir("./77/file0" [pid 5063] newfstatat(AT_FDCWD, "./78/bus", [pid 5062] <... rmdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7418] <... mkdir resumed>) = 0 [pid 5063] umount2("./78/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7418] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7418] <... futex resumed>) = 1 [pid 7414] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./78/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] umount2("./77/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7418] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7414] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 4 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7414] <... futex resumed>) = 0 [pid 7418] mkdir("./file1", 000 [pid 7414] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(4, "", [pid 5062] newfstatat(AT_FDCWD, "./77/file1", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7418] <... mkdir resumed>) = 0 [pid 7418] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(4, [pid 5062] umount2("./77/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7418] <... futex resumed>) = 1 [pid 7418] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7414] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7414] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7418] <... futex resumed>) = 0 [pid 7414] <... futex resumed>) = 1 [pid 5063] umount2("./78/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] openat(AT_FDCWD, "./77/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7418] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7414] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... openat resumed>) = 4 [pid 5063] newfstatat(AT_FDCWD, "./78/bus/file0", [pid 5062] newfstatat(4, "", [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] unlink("./78/bus/file0" [pid 5062] getdents64(4, [pid 5063] <... unlink resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] umount2("./77/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./77/file1/work", [pid 5063] getdents64(4, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./77/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(4 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./77/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7402] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] rmdir("./78/bus" [pid 5062] <... openat resumed>) = 5 [pid 5062] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] umount2("./78/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(5, [pid 5063] newfstatat(AT_FDCWD, "./78/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] close(5 [pid 5063] unlink("./78/binderfs" [pid 5062] <... close resumed>) = 0 [pid 5063] <... unlink resumed>) = 0 [pid 5062] rmdir("./77/file1/work" [pid 5063] umount2("./78/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... rmdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./78/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./77/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./78/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./77/file1/index", [pid 5063] openat(AT_FDCWD, "./78/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5062] umount2("./77/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7418] <... mount resumed>) = 0 [pid 7416] <... sendfile resumed>) = 4 [pid 7409] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7405] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7404] <... sendfile resumed>) = 4 [pid 5063] newfstatat(4, "", [pid 7418] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7416] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7409] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7405] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7404] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7402] exit_group(0 [pid 5062] openat(AT_FDCWD, "./77/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7418] <... futex resumed>) = 1 [pid 7416] <... futex resumed>) = ? [pid 7414] <... futex resumed>) = 0 [pid 7409] <... futex resumed>) = 0 [pid 7405] <... futex resumed>) = 0 [pid 7404] <... futex resumed>) = ? [pid 7402] <... exit_group resumed>) = ? [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7416] +++ exited with 0 +++ [pid 7405] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7404] +++ exited with 0 +++ [pid 7405] <... mmap resumed>) = 0x7fef41191000 [pid 7405] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7405] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7402] +++ exited with 0 +++ [pid 7418] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7409] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7405] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] getdents64(4, [pid 5062] <... openat resumed>) = 5 ./strace-static-x86_64: Process 7420 attached [pid 7418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7414] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7409] <... mmap resumed>) = 0x7fef41191000 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7402, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 7420] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7405] <... clone3 resumed> => {parent_tid=[7420]}, 88) = 7420 [pid 7420] <... rseq resumed>) = 0 [pid 7405] rt_sigprocmask(SIG_SETMASK, [], [pid 7420] set_robust_list(0x7fef411b19a0, 24 [pid 7405] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7420] <... set_robust_list resumed>) = 0 [pid 7405] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7420] rt_sigprocmask(SIG_SETMASK, [], [pid 7405] <... futex resumed>) = 0 [pid 7420] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7405] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7420] sendfile(3, 4, NULL, 281474978811911 [pid 5068] restart_syscall(<... resuming interrupted clone ...> [pid 7414] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7418] unlink(NULL [pid 7414] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7409] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... restart_syscall resumed>) = 0 [pid 5063] getdents64(4, [pid 5062] newfstatat(5, "", [pid 7418] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7418] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7409] <... mprotect resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7418] <... futex resumed>) = 1 [pid 7414] <... futex resumed>) = 0 [pid 7409] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] close(4 [pid 5062] getdents64(5, [pid 7418] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7414] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7409] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] umount2("./79", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... close resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7414] <... futex resumed>) = 0 [pid 7409] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] rmdir("./78/file0" [pid 5062] getdents64(5, [pid 7418] chdir("./bus" [pid 7414] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 7421 attached [pid 7418] <... chdir resumed>) = 0 [pid 5068] <... openat resumed>) = 3 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] close(5 [pid 7421] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7418] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7409] <... clone3 resumed> => {parent_tid=[7421]}, 88) = 7421 [pid 5068] newfstatat(3, "", [pid 5063] umount2("./78/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 7421] <... rseq resumed>) = 0 [pid 7418] <... futex resumed>) = 1 [pid 7414] <... futex resumed>) = 0 [pid 7409] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./77/file1/index" [pid 7421] set_robust_list(0x7fef411b19a0, 24 [pid 7418] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7414] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7409] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] getdents64(3, [pid 5063] newfstatat(AT_FDCWD, "./78/file1", [pid 7421] <... set_robust_list resumed>) = 0 [pid 7418] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7414] <... futex resumed>) = 0 [pid 7409] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7421] rt_sigprocmask(SIG_SETMASK, [], [pid 7418] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7414] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7409] <... futex resumed>) = 0 [pid 5068] umount2("./79/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 7421] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7409] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./78/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7421] sendfile(3, 4, NULL, 281474978811911 [pid 7418] <... open resumed>) = 3 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7418] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7414] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./78/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7418] fcntl(-1, F_SETFL, O_RDONLY [pid 7414] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 4 [pid 7418] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7414] <... futex resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7418] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7414] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] close(4 [pid 7418] <... futex resumed>) = 0 [pid 7414] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... close resumed>) = 0 [pid 7418] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7414] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] rmdir("./77/file1" [pid 7418] <... openat resumed>) = 4 [pid 7414] <... futex resumed>) = 0 [ 110.439824][ T7418] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5063] getdents64(4, [pid 5062] <... rmdir resumed>) = 0 [pid 7418] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7414] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7418] <... futex resumed>) = 0 [pid 7414] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] getdents64(3, [pid 7418] sendfile(4, 4, NULL, 7 [pid 7414] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5063] umount2("./78/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7414] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] close(3 [pid 5068] umount2("./79/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./78/file1/work", [pid 5062] <... close resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./78/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] rmdir("./77" [pid 5068] newfstatat(AT_FDCWD, "./79/bus", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... rmdir resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] openat(AT_FDCWD, "./78/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] umount2("./79/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... openat resumed>) = 5 [pid 5062] mkdir("./78", 0777 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(5, "", [pid 5068] openat(AT_FDCWD, "./79/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... openat resumed>) = 4 [pid 7420] <... sendfile resumed>) = 4 [pid 7408] <... sendfile resumed>) = 4 [pid 7405] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] newfstatat(4, "", [pid 5063] getdents64(5, [pid 5062] <... mkdir resumed>) = 0 [pid 7408] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7420] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7408] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(5, [pid 7420] <... futex resumed>) = 0 [pid 7408] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] getdents64(4, [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7420] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] close(5./strace-static-x86_64: Process 7424 attached [pid 7405] exit_group(0 [pid 5068] umount2("./79/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... close resumed>) = 0 [pid 7420] <... futex resumed>) = ? [pid 7408] <... futex resumed>) = ? [pid 7405] <... exit_group resumed>) = ? [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7420] +++ exited with 0 +++ [pid 7408] +++ exited with 0 +++ [pid 5063] rmdir("./78/file1/work" [pid 5068] newfstatat(AT_FDCWD, "./79/bus/file0", [pid 5063] <... rmdir resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] unlink("./79/bus/file0") = 0 [pid 5063] umount2("./78/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7424 [pid 7405] +++ exited with 0 +++ [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7424] set_robust_list(0x555555f856a0, 24 [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7405, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5063] newfstatat(AT_FDCWD, "./78/file1/index", [pid 7424] <... set_robust_list resumed>) = 0 [pid 5068] getdents64(4, [pid 5065] restart_syscall(<... resuming interrupted clone ...> [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7424] chdir("./78" [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... restart_syscall resumed>) = 0 [pid 5063] umount2("./78/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] close(4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7424] <... chdir resumed>) = 0 [pid 7424] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5068] <... close resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./78/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7424] <... prctl resumed>) = 0 [pid 7424] setpgid(0, 0 [pid 7409] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] rmdir("./79/bus" [pid 5065] umount2("./78", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... openat resumed>) = 5 [pid 7424] <... setpgid resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(5, "", [pid 7424] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5068] umount2("./79/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... openat resumed>) = 3 [pid 7424] <... openat resumed>) = 3 [pid 5063] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] close(5 [pid 7424] write(3, "1000", 4 [pid 5068] newfstatat(AT_FDCWD, "./79/binderfs", [pid 5065] newfstatat(3, "", [pid 5063] <... close resumed>) = 0 [pid 7414] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7424] <... write resumed>) = 4 [pid 7414] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] rmdir("./78/file1/index" [pid 7414] <... futex resumed>) = 0 [pid 5068] unlink("./79/binderfs" [pid 5063] <... rmdir resumed>) = 0 [pid 7424] close(3 [pid 7414] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] getdents64(3, [pid 7424] <... close resumed>) = 0 [pid 7414] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... unlink resumed>) = 0 [pid 7424] symlink("/dev/binderfs", "./binderfs" [pid 7414] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7424] <... symlink resumed>) = 0 [pid 7414] <... mprotect resumed>) = 0 [pid 5068] umount2("./79/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(4, [pid 7424] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7414] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./78/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7424] <... futex resumed>) = 0 [pid 7414] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] newfstatat(AT_FDCWD, "./79/file0", [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7414] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] close(4 [pid 7424] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... close resumed>) = 0 ./strace-static-x86_64: Process 7426 attached [pid 7424] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] umount2("./79/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./78/file1" [pid 7426] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7424] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7414] <... clone3 resumed> => {parent_tid=[7426]}, 88) = 7426 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7426] <... rseq resumed>) = 0 [pid 7424] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7414] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] openat(AT_FDCWD, "./79/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7426] set_robust_list(0x7fef411b19a0, 24 [pid 7424] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7426] <... set_robust_list resumed>) = 0 [pid 7424] <... mmap resumed>) = 0x7fef411b2000 [pid 7414] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5063] <... rmdir resumed>) = 0 [pid 7426] rt_sigprocmask(SIG_SETMASK, [], [pid 7424] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7414] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7426] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7424] <... mprotect resumed>) = 0 [pid 7426] sendfile(3, 4, NULL, 281474978811911 [pid 7424] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7414] <... futex resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 5063] getdents64(3, [pid 7424] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7414] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7424] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] getdents64(4, ./strace-static-x86_64: Process 7427 attached [pid 7427] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7424] <... clone3 resumed> => {parent_tid=[7427]}, 88) = 7427 [pid 7427] <... rseq resumed>) = 0 [pid 7424] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7427] set_robust_list(0x7fef411d29a0, 24 [pid 7424] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] getdents64(4, [pid 5063] close(3 [pid 7424] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7427] <... set_robust_list resumed>) = 0 [pid 7424] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... close resumed>) = 0 [pid 7427] rt_sigprocmask(SIG_SETMASK, [], [pid 7424] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(4 [pid 7427] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... close resumed>) = 0 [pid 5063] rmdir("./78" [pid 7427] mkdir("./file0", 000 [pid 5068] rmdir("./79/file0" [pid 7427] <... mkdir resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5068] umount2("./79/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7427] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7427] <... futex resumed>) = 1 [pid 7424] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./79/file1", [pid 5065] <... umount2 resumed>) = 0 [pid 7427] mkdir("./bus", 000 [pid 7424] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./78/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] mkdir("./79", 0777 [pid 7427] <... mkdir resumed>) = 0 [pid 7424] <... futex resumed>) = 0 [pid 5068] umount2("./79/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... mkdir resumed>) = 0 [pid 7424] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(AT_FDCWD, "./78/bus", [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7421] <... sendfile resumed>) = 4 [pid 7413] <... sendfile resumed>) = 4 [pid 5065] umount2("./78/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7421] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7413] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./79/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7427] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7421] <... futex resumed>) = 0 [pid 7413] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5065] openat(AT_FDCWD, "./78/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7427] <... futex resumed>) = 1 [pid 7424] <... futex resumed>) = 0 [pid 7421] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7413] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7409] exit_group(0 [pid 5068] newfstatat(4, "", [pid 5065] <... openat resumed>) = 4 [pid 7424] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(4, "", [pid 7424] <... futex resumed>) = 0 [pid 7424] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7427] mkdir("./file1", 000 [pid 7421] <... futex resumed>) = ? [pid 7413] <... futex resumed>) = ? [pid 7409] <... exit_group resumed>) = ? [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, [pid 7427] <... mkdir resumed>) = 0 [pid 7421] +++ exited with 0 +++ [pid 7413] +++ exited with 0 +++ [pid 7409] +++ exited with 0 +++ ./strace-static-x86_64: Process 7429 attached [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7429] set_robust_list(0x555555f856a0, 24 [pid 7427] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5065] umount2("./78/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7429 [pid 7429] <... set_robust_list resumed>) = 0 [pid 7427] <... futex resumed>) = 1 [pid 7424] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7409, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7429] chdir("./79" [pid 7427] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7424] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./79/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(AT_FDCWD, "./78/bus/file0", [pid 5061] umount2("./77", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7429] <... chdir resumed>) = 0 [pid 7427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7424] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7429] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7427] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7424] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./79/file1/work", [pid 5065] unlink("./78/bus/file0" [pid 5061] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7429] <... prctl resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 7414] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] <... openat resumed>) = 3 [pid 7429] setpgid(0, 0 [pid 5061] newfstatat(3, "", [pid 5065] getdents64(4, [pid 7429] <... setpgid resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] umount2("./79/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7429] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] close(4 [pid 5061] getdents64(3, 0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] <... close resumed>) = 0 [pid 5065] rmdir("./78/bus" [pid 5061] umount2("./77/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./79/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5065] <... rmdir resumed>) = 0 [pid 5068] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(5, [pid 7429] <... openat resumed>) = 3 [pid 5065] umount2("./78/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7429] write(3, "1000", 4 [pid 5065] newfstatat(AT_FDCWD, "./78/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7429] <... write resumed>) = 4 [pid 5065] unlink("./78/binderfs" [pid 7429] close(3) = 0 [pid 7429] symlink("/dev/binderfs", "./binderfs" [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7429] <... symlink resumed>) = 0 [pid 5068] getdents64(5, [pid 5065] <... unlink resumed>) = 0 [pid 7429] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] umount2("./78/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7429] <... futex resumed>) = 0 [pid 5068] close(5 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7429] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] <... close resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./78/file0", [pid 7429] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] rmdir("./79/file1/work" [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7429] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] <... rmdir resumed>) = 0 [pid 5065] umount2("./78/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7429] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7429] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] umount2("./79/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] openat(AT_FDCWD, "./78/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7429] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... openat resumed>) = 4 [pid 5068] newfstatat(AT_FDCWD, "./79/file1/index", [pid 5065] newfstatat(4, "", [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] umount2("./79/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] getdents64(4, [pid 7429] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./79/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5068] <... openat resumed>) = 5 [pid 7429] <... mprotect resumed>) = 0 [pid 7429] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] newfstatat(5, "", [pid 5065] getdents64(4, [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] getdents64(5, [pid 5065] close(4 [pid 7429] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7429] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] getdents64(5, [pid 5065] <... close resumed>) = 0 ./strace-static-x86_64: Process 7431 attached [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = 0 [pid 5065] rmdir("./78/file0" [pid 7431] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7429] <... clone3 resumed> => {parent_tid=[7431]}, 88) = 7431 [pid 5068] close(5 [pid 7431] <... rseq resumed>) = 0 [pid 7429] rt_sigprocmask(SIG_SETMASK, [], [pid 7427] <... mount resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] umount2("./77/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7431] set_robust_list(0x7fef411d29a0, 24 [pid 7429] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] rmdir("./79/file1/index" [pid 7431] <... set_robust_list resumed>) = 0 [pid 7429] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7427] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] umount2("./78/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7431] rt_sigprocmask(SIG_SETMASK, [], [pid 7429] <... futex resumed>) = 0 [pid 7431] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7429] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7427] <... futex resumed>) = 1 [pid 7424] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./77/bus", [pid 7431] mkdir("./file0", 000 [pid 7427] unlink(NULL [pid 7424] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] newfstatat(AT_FDCWD, "./78/file1", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7427] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7424] <... futex resumed>) = 0 [pid 5068] close(4 [pid 7427] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7424] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 110.618102][ T7427] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5061] umount2("./77/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7431] <... mkdir resumed>) = 0 [pid 7427] <... futex resumed>) = 0 [pid 7424] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... close resumed>) = 0 [pid 7427] chdir("./bus" [pid 7426] <... sendfile resumed>) = 4 [pid 7424] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7418] <... sendfile resumed>) = 4 [pid 5068] rmdir("./79/file1" [pid 5065] umount2("./78/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7431] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7427] <... chdir resumed>) = 0 [pid 7426] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7424] <... futex resumed>) = 0 [pid 7418] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./77/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7431] <... futex resumed>) = 1 [pid 7429] <... futex resumed>) = 0 [pid 7427] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7426] <... futex resumed>) = 0 [pid 7424] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7418] <... futex resumed>) = 0 [pid 7414] exit_group(0 [pid 5068] getdents64(3, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7431] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7429] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7427] <... futex resumed>) = 0 [pid 7424] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7414] <... exit_group resumed>) = ? [pid 5061] <... openat resumed>) = 4 [pid 7431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7429] <... futex resumed>) = 0 [pid 7427] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7426] +++ exited with 0 +++ [pid 7424] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7418] +++ exited with 0 +++ [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] openat(AT_FDCWD, "./78/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7429] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(4, "", [pid 7431] mkdir("./bus", 000 [pid 7427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7424] <... futex resumed>) = 0 [pid 7414] +++ exited with 0 +++ [pid 5068] close(3 [pid 5065] <... openat resumed>) = 4 [pid 7427] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7424] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7414, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5068] <... close resumed>) = 0 [pid 5068] rmdir("./79" [pid 5061] getdents64(4, [pid 7431] <... mkdir resumed>) = 0 [pid 5065] newfstatat(4, "", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] umount2("./77/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7431] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] getdents64(4, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./77", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7431] <... futex resumed>) = 1 [pid 7429] <... futex resumed>) = 0 [pid 7427] <... open resumed>) = 3 [pid 5061] newfstatat(AT_FDCWD, "./77/bus/file0", [pid 7431] mkdir("./file1", 000 [pid 7429] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7427] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] mkdir("./80", 0777 [pid 7429] <... futex resumed>) = 0 [pid 7427] <... futex resumed>) = 1 [pid 7424] <... futex resumed>) = 0 [pid 5065] umount2("./78/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7429] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7424] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] unlink("./77/bus/file0" [pid 5060] openat(AT_FDCWD, "./77", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7427] fcntl(-1, F_SETFL, O_RDONLY [pid 7424] <... futex resumed>) = 0 [pid 5068] <... mkdir resumed>) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 7427] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7424] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] getdents64(4, [pid 7431] <... mkdir resumed>) = 0 [pid 7427] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] newfstatat(AT_FDCWD, "./78/file1/work", [pid 5060] <... openat resumed>) = 3 [pid 7431] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7427] <... futex resumed>) = 1 [pid 7424] <... futex resumed>) = 0 [pid 7431] <... futex resumed>) = 1 [pid 7429] <... futex resumed>) = 0 [pid 7427] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7424] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7431] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 7432 attached ) = -1 EAGAIN (Resource temporarily unavailable) [pid 7429] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7424] <... futex resumed>) = 0 [pid 5065] umount2("./78/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(4 [pid 5060] newfstatat(3, "", [pid 7432] set_robust_list(0x555555f856a0, 24 [pid 7431] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7429] <... futex resumed>) = 0 [pid 7427] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7424] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7432 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7432] <... set_robust_list resumed>) = 0 [pid 7429] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] rmdir("./77/bus" [pid 7432] chdir("./80" [pid 7427] <... openat resumed>) = 4 [pid 5065] openat(AT_FDCWD, "./78/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... rmdir resumed>) = 0 [pid 5060] getdents64(3, [pid 7427] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 5 [pid 7427] <... futex resumed>) = 1 [pid 7424] <... futex resumed>) = 0 [pid 7427] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7424] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(5, "", [pid 7427] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7432] <... chdir resumed>) = 0 [pid 7427] sendfile(4, 4, NULL, 7 [pid 7424] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./77/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7432] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./77/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7432] <... prctl resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./77/binderfs", [pid 7432] setpgid(0, 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] unlink("./77/binderfs" [pid 7432] <... setpgid resumed>) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 7432] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] umount2("./77/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./77/file0", [pid 7432] write(3, "1000", 4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7432] <... write resumed>) = 4 [pid 7432] close(3 [pid 7424] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(5, [pid 5061] umount2("./77/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7432] <... close resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7432] symlink("/dev/binderfs", "./binderfs" [pid 5065] getdents64(5, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] openat(AT_FDCWD, "./77/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] close(5 [pid 5061] <... openat resumed>) = 4 [pid 5065] <... close resumed>) = 0 [pid 7432] <... symlink resumed>) = 0 [pid 5061] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7432] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(4, [pid 7432] <... futex resumed>) = 0 [pid 5065] rmdir("./78/file1/work" [pid 7431] <... mount resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7432] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5061] getdents64(4, [pid 5065] <... rmdir resumed>) = 0 [pid 7432] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7432] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5061] close(4 [pid 7432] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] <... close resumed>) = 0 [pid 7432] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7431] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./78/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] rmdir("./77/file0" [pid 7432] <... mmap resumed>) = 0x7fef411b2000 [pid 7431] <... futex resumed>) = 1 [pid 7429] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7431] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7429] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7432] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7429] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./78/file1/index", [pid 7432] <... mprotect resumed>) = 0 [pid 7431] unlink(NULL [pid 7429] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... rmdir resumed>) = 0 [pid 7432] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7431] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = 0 [pid 7431] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7429] <... futex resumed>) = 0 [pid 7431] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] umount2("./78/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7429] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7432] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] umount2("./77/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./77/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7432] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7431] chdir("./bus"./strace-static-x86_64: Process 7434 attached ) = 0 [pid 7429] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7434] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7431] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7429] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./77/file1", [pid 5060] newfstatat(AT_FDCWD, "./77/bus", [pid 7434] <... rseq resumed>) = 0 [pid 7432] <... clone3 resumed> => {parent_tid=[7434]}, 88) = 7434 [pid 7431] <... futex resumed>) = 0 [pid 7429] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] openat(AT_FDCWD, "./78/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7431] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7429] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5065] <... openat resumed>) = 5 [pid 7429] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(5, "", [pid 7434] set_robust_list(0x7fef411d29a0, 24 [pid 7432] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./77/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7434] <... set_robust_list resumed>) = 0 [pid 7432] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7431] <... open resumed>) = 3 [pid 5065] getdents64(5, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./77/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7434] rt_sigprocmask(SIG_SETMASK, [], [pid 7432] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] openat(AT_FDCWD, "./77/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7434] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7432] <... futex resumed>) = 0 [pid 7431] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... openat resumed>) = 4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7434] mkdir("./file0", 000 [pid 7432] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(5, [pid 5061] newfstatat(4, "", [pid 7434] <... mkdir resumed>) = 0 [pid 7431] <... futex resumed>) = 1 [pid 7429] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] openat(AT_FDCWD, "./77/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7429] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(5 [pid 7429] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 7429] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] rmdir("./78/file1/index" [pid 7431] fcntl(-1, F_SETFL, O_RDONLY [pid 5065] <... rmdir resumed>) = 0 [pid 5061] getdents64(4, [pid 5060] <... openat resumed>) = 4 [pid 7431] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] newfstatat(4, "", [pid 7434] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7431] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 5061] umount2("./77/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7434] <... futex resumed>) = 1 [pid 7432] <... futex resumed>) = 0 [pid 7431] <... futex resumed>) = 1 [pid 7429] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7434] mkdir("./bus", 000 [pid 7432] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7431] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7429] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(4 [pid 5061] newfstatat(AT_FDCWD, "./77/file1/work", [pid 5060] getdents64(4, [pid 7434] <... mkdir resumed>) = 0 [pid 7432] <... futex resumed>) = 0 [pid 7431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7429] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 7432] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7431] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7429] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] rmdir("./78/file1" [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7434] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7431] <... openat resumed>) = 4 [ 110.719403][ T7431] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5061] umount2("./77/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./77/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7434] <... futex resumed>) = 1 [pid 7432] <... futex resumed>) = 0 [pid 7431] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7424] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... rmdir resumed>) = 0 [pid 7434] mkdir("./file1", 000 [pid 7432] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7431] <... futex resumed>) = 1 [pid 7429] <... futex resumed>) = 0 [pid 7424] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(3, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7434] <... mkdir resumed>) = 0 [pid 7432] <... futex resumed>) = 0 [pid 7431] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7429] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7424] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] openat(AT_FDCWD, "./77/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7429] <... futex resumed>) = 0 [pid 7424] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] close(3 [pid 7429] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7424] <... mmap resumed>) = 0x7fef41191000 [pid 7434] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7432] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7431] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7424] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... close resumed>) = 0 [pid 5061] <... openat resumed>) = 5 [pid 5060] newfstatat(AT_FDCWD, "./77/bus/file0", [pid 7434] <... futex resumed>) = 0 [pid 7432] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7431] sendfile(4, 4, NULL, 7 [pid 7424] <... mprotect resumed>) = 0 [pid 5065] rmdir("./78" [pid 5061] newfstatat(5, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7434] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7432] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7424] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] unlink("./77/bus/file0" [pid 7434] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7432] <... futex resumed>) = 0 [pid 7424] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 7424] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0}./strace-static-x86_64: Process 7436 attached [pid 7434] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7432] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] getdents64(5, [pid 5060] <... unlink resumed>) = 0 [pid 7436] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7424] <... clone3 resumed> => {parent_tid=[7436]}, 88) = 7436 [pid 5065] mkdir("./79", 0777 [pid 7436] <... rseq resumed>) = 0 [pid 7424] rt_sigprocmask(SIG_SETMASK, [], [pid 7436] set_robust_list(0x7fef411b19a0, 24 [pid 7424] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7436] <... set_robust_list resumed>) = 0 [pid 7424] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... mkdir resumed>) = 0 [pid 7436] rt_sigprocmask(SIG_SETMASK, [], [pid 7424] <... futex resumed>) = 0 [pid 7436] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7424] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7436] sendfile(3, 4, NULL, 281474978811911 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7437 attached [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(4, [pid 5061] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] close(5 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... close resumed>) = 0 [pid 5060] close(4 [pid 5061] rmdir("./77/file1/work" [pid 5060] <... close resumed>) = 0 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7437 [pid 7437] set_robust_list(0x555555f856a0, 24 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] rmdir("./77/bus" [pid 5061] umount2("./77/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7437] <... set_robust_list resumed>) = 0 [pid 7437] chdir("./79" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... rmdir resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./77/file1/index", [pid 5060] umount2("./77/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7437] <... chdir resumed>) = 0 [pid 7437] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7436] <... sendfile resumed>) = 4 [pid 7427] <... sendfile resumed>) = 4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7437] <... prctl resumed>) = 0 [pid 5061] umount2("./77/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7437] setpgid(0, 0 [pid 7436] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7427] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7437] <... setpgid resumed>) = 0 [pid 7436] <... futex resumed>) = 1 [pid 7434] <... mount resumed>) = 0 [pid 7427] <... futex resumed>) = 0 [pid 7424] <... futex resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./77/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] newfstatat(AT_FDCWD, "./77/binderfs", [pid 7437] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7436] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7434] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7427] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7424] exit_group(0 [pid 7437] <... openat resumed>) = 3 [pid 7436] <... futex resumed>) = ? [pid 7434] <... futex resumed>) = 1 [pid 7432] <... futex resumed>) = 0 [pid 7427] <... futex resumed>) = ? [pid 7424] <... exit_group resumed>) = ? [pid 5061] <... openat resumed>) = 5 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7437] write(3, "1000", 4 [pid 7436] +++ exited with 0 +++ [pid 7434] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7432] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7427] +++ exited with 0 +++ [pid 7424] +++ exited with 0 +++ [pid 5061] newfstatat(5, "", [pid 5060] unlink("./77/binderfs" [pid 7437] <... write resumed>) = 4 [pid 7434] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7432] <... futex resumed>) = 0 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7424, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 7437] close(3 [pid 7434] unlink(NULL [pid 7432] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] restart_syscall(<... resuming interrupted clone ...> [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 7437] <... close resumed>) = 0 [pid 7434] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5062] <... restart_syscall resumed>) = 0 [pid 5061] getdents64(5, [pid 5060] umount2("./77/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7437] symlink("/dev/binderfs", "./binderfs" [pid 7434] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7432] <... futex resumed>) = 0 [pid 7429] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7437] <... symlink resumed>) = 0 [pid 7434] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7432] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7429] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./78", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(5, [pid 5060] newfstatat(AT_FDCWD, "./77/file0", [pid 7437] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7434] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7432] <... futex resumed>) = 0 [pid 7429] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7437] <... futex resumed>) = 0 [pid 7434] chdir("./bus" [pid 7432] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7429] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] close(5 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7437] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7434] <... chdir resumed>) = 0 [pid 7429] <... mmap resumed>) = 0x7fef41191000 [pid 5062] <... openat resumed>) = 3 [pid 5061] <... close resumed>) = 0 [pid 5060] umount2("./77/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7437] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7434] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7429] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] newfstatat(3, "", [pid 5061] rmdir("./77/file1/index" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7437] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7434] <... futex resumed>) = 1 [pid 7432] <... futex resumed>) = 0 [pid 7429] <... mprotect resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7437] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7434] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7432] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7429] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] getdents64(3, [pid 5061] <... rmdir resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./77/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7437] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7432] <... futex resumed>) = 0 [pid 7429] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] getdents64(4, [pid 7437] <... mmap resumed>) = 0x7fef411b2000 [pid 7432] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7429] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] umount2("./78/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... openat resumed>) = 4 ./strace-static-x86_64: Process 7439 attached [pid 7437] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7434] <... open resumed>) = 3 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(4, "", [pid 7439] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7437] <... mprotect resumed>) = 0 [pid 7434] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7429] <... clone3 resumed> => {parent_tid=[7439]}, 88) = 7439 [pid 5061] close(4 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7439] <... rseq resumed>) = 0 [pid 7437] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7434] <... futex resumed>) = 1 [pid 7432] <... futex resumed>) = 0 [pid 7429] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] <... close resumed>) = 0 [pid 5060] getdents64(4, [pid 7439] set_robust_list(0x7fef411b19a0, 24 [pid 7437] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7434] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7432] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7429] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7439] <... set_robust_list resumed>) = 0 [pid 7434] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7432] <... futex resumed>) = 0 [pid 7429] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] rmdir("./77/file1" [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7439] rt_sigprocmask(SIG_SETMASK, [], [pid 7437] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7434] fcntl(-1, F_SETFL, O_RDONLY [pid 7432] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7429] <... futex resumed>) = 0 ./strace-static-x86_64: Process 7440 attached [pid 7439] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7434] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7429] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... rmdir resumed>) = 0 [pid 5060] getdents64(4, [pid 7440] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7439] sendfile(3, 4, NULL, 281474978811911 [pid 7437] <... clone3 resumed> => {parent_tid=[7440]}, 88) = 7440 [pid 7434] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7440] <... rseq resumed>) = 0 [pid 7437] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7440] set_robust_list(0x7fef411d29a0, 24 [pid 7437] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7434] <... futex resumed>) = 1 [pid 7432] <... futex resumed>) = 0 [pid 7440] <... set_robust_list resumed>) = 0 [pid 7437] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7434] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7432] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] close(4 [pid 7437] <... futex resumed>) = 0 [pid 7440] rt_sigprocmask(SIG_SETMASK, [], [pid 7437] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7434] <... openat resumed>) = 4 [pid 7432] <... futex resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 7440] <... rt_sigprocmask resumed>NULL, 8) = 0 [ 110.805036][ T7434] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5061] getdents64(3, [pid 5060] rmdir("./77/file0" [pid 7440] mkdir("./file0", 000 [pid 7432] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7434] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7432] <... futex resumed>) = 0 [pid 7434] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7440] <... mkdir resumed>) = 0 [pid 7432] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7440] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7434] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7432] <... futex resumed>) = 0 [pid 5060] umount2("./77/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7440] <... futex resumed>) = 1 [pid 7437] <... futex resumed>) = 0 [pid 7434] sendfile(4, 4, NULL, 7 [pid 7432] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./78/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(3 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7440] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7437] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./77/file1", [pid 7440] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7437] <... futex resumed>) = 0 [pid 7440] mkdir("./bus", 000 [pid 7437] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(AT_FDCWD, "./78/bus", [pid 5061] rmdir("./77" [pid 7440] <... mkdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5062] umount2("./78/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] mkdir("./78", 0777 [pid 7440] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./78/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5062] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] getdents64(4, [pid 5060] umount2("./77/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7440] <... futex resumed>) = 1 [pid 7437] <... futex resumed>) = 0 [pid 7437] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] <... mkdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7440] mkdir("./file1", 000 [pid 7437] <... futex resumed>) = 0 [pid 5062] umount2("./78/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./77/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7437] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 4 [pid 5060] newfstatat(4, "", [pid 5062] newfstatat(AT_FDCWD, "./78/bus/file0", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7439] <... sendfile resumed>) = 4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] getdents64(4, [pid 7440] <... mkdir resumed>) = 0 [pid 7431] <... sendfile resumed>) = 4 [pid 5062] unlink("./78/bus/file0"./strace-static-x86_64: Process 7443 attached [pid 7440] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7439] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7431] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... unlink resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7443] set_robust_list(0x555555f856a0, 24 [pid 7440] <... futex resumed>) = 1 [pid 7439] <... futex resumed>) = 1 [pid 7437] <... futex resumed>) = 0 [pid 7431] <... futex resumed>) = 0 [pid 7429] <... futex resumed>) = 0 [pid 5060] umount2("./77/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7439] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7431] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7429] exit_group(0 [pid 7443] <... set_robust_list resumed>) = 0 [pid 7439] <... futex resumed>) = ? [pid 7437] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7431] <... futex resumed>) = ? [pid 7429] <... exit_group resumed>) = ? [pid 5062] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7443] chdir("./78" [pid 7440] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7439] +++ exited with 0 +++ [pid 7437] <... futex resumed>) = 0 [pid 7431] +++ exited with 0 +++ [pid 7429] +++ exited with 0 +++ [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7443 [pid 5060] newfstatat(AT_FDCWD, "./77/file1/work", [pid 7443] <... chdir resumed>) = 0 [pid 7443] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7443] <... prctl resumed>) = 0 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7429, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5060] umount2("./77/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7443] setpgid(0, 0 [pid 5060] openat(AT_FDCWD, "./77/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 7443] <... setpgid resumed>) = 0 [pid 5062] close(4 [pid 7437] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7443] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5063] umount2("./79", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 5060] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(5, [pid 5063] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] rmdir("./78/bus" [pid 7443] <... openat resumed>) = 3 [pid 5063] <... openat resumed>) = 3 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] newfstatat(3, "", [pid 5062] umount2("./78/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(5, [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./78/binderfs", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7443] write(3, "1000", 4 [pid 5060] close(5 [pid 5063] getdents64(3, [pid 7443] <... write resumed>) = 4 [pid 5060] <... close resumed>) = 0 [pid 7443] close(3 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] rmdir("./77/file1/work" [pid 7443] <... close resumed>) = 0 [pid 5063] umount2("./79/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] unlink("./78/binderfs") = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5062] umount2("./78/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7443] symlink("/dev/binderfs", "./binderfs" [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./77/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(AT_FDCWD, "./78/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./78/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./78/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7443] <... symlink resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5060] newfstatat(AT_FDCWD, "./77/file1/index", [pid 5062] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] getdents64(4, [pid 5060] umount2("./77/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7443] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(4, [pid 5060] openat(AT_FDCWD, "./77/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7443] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] close(4 [pid 7443] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5062] <... close resumed>) = 0 [pid 5060] <... openat resumed>) = 5 [pid 7443] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5062] rmdir("./78/file0" [pid 7443] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5062] <... rmdir resumed>) = 0 [pid 5060] newfstatat(5, "", [pid 7443] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] umount2("./78/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7443] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7432] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7432] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./78/file1", [pid 7443] <... mmap resumed>) = 0x7fef411b2000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] getdents64(5, [pid 7443] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7432] <... futex resumed>) = 0 [pid 5062] umount2("./78/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7443] <... mprotect resumed>) = 0 [pid 7432] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7443] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7432] <... mmap resumed>) = 0x7fef41191000 [pid 5062] openat(AT_FDCWD, "./78/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7443] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7432] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7443] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7432] <... mprotect resumed>) = 0 [pid 5060] getdents64(5, ./strace-static-x86_64: Process 7444 attached [pid 7432] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] <... openat resumed>) = 4 [pid 7444] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7443] <... clone3 resumed> => {parent_tid=[7444]}, 88) = 7444 [pid 7432] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] newfstatat(4, "", [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7444] <... rseq resumed>) = 0 [pid 7443] rt_sigprocmask(SIG_SETMASK, [], [pid 7432] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] <... umount2 resumed>) = 0 [pid 5060] close(5 [pid 7444] set_robust_list(0x7fef411d29a0, 24 [pid 7443] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7440] <... mount resumed>) = 0 [pid 5063] umount2("./79/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... close resumed>) = 0 ./strace-static-x86_64: Process 7445 attached [pid 7444] <... set_robust_list resumed>) = 0 [pid 7443] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7440] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7432] <... clone3 resumed> => {parent_tid=[7445]}, 88) = 7445 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(4, [pid 5060] rmdir("./77/file1/index" [pid 7445] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7444] rt_sigprocmask(SIG_SETMASK, [], [pid 7443] <... futex resumed>) = 0 [pid 7440] <... futex resumed>) = 1 [pid 7437] <... futex resumed>) = 0 [pid 7432] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] newfstatat(AT_FDCWD, "./79/bus", [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] <... rmdir resumed>) = 0 [pid 7445] <... rseq resumed>) = 0 [pid 7444] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7443] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7440] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7437] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7432] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./78/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 7445] set_robust_list(0x7fef411b19a0, 24 [pid 7444] mkdir("./file0", 000 [pid 7440] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7437] <... futex resumed>) = 0 [pid 5063] umount2("./79/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7445] <... set_robust_list resumed>) = 0 [pid 7444] <... mkdir resumed>) = 0 [pid 7440] unlink(NULL [pid 7437] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7432] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./78/file1/work", [pid 5060] close(4 [pid 7445] rt_sigprocmask(SIG_SETMASK, [], [pid 7444] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7440] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7432] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./79/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... close resumed>) = 0 [pid 7445] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7444] <... futex resumed>) = 1 [pid 7443] <... futex resumed>) = 0 [pid 7440] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7432] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... openat resumed>) = 4 [pid 5062] umount2("./78/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./77/file1" [pid 7445] sendfile(3, 4, NULL, 281474978811911 [pid 7443] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7440] <... futex resumed>) = 1 [pid 7437] <... futex resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7444] mkdir("./bus", 000 [pid 7443] <... futex resumed>) = 0 [pid 7440] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7437] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./78/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7444] <... mkdir resumed>) = 0 [pid 7443] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7437] <... futex resumed>) = 0 [pid 5063] getdents64(4, [pid 5062] <... openat resumed>) = 5 [pid 7437] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [ 110.909842][ T7440] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5062] newfstatat(5, "", [pid 5060] getdents64(3, [pid 7444] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7440] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] umount2("./79/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7444] <... futex resumed>) = 1 [pid 7443] <... futex resumed>) = 0 [pid 7440] chdir("./bus" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(5, [pid 5060] close(3 [pid 7443] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./79/bus/file0", [pid 7444] mkdir("./file1", 000 [pid 7443] <... futex resumed>) = 0 [pid 7440] <... chdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... close resumed>) = 0 [pid 7444] <... mkdir resumed>) = 0 [pid 7443] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7440] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] getdents64(5, [pid 5060] rmdir("./77" [pid 7440] <... futex resumed>) = 1 [pid 7437] <... futex resumed>) = 0 [pid 5063] unlink("./79/bus/file0" [pid 7444] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... rmdir resumed>) = 0 [pid 7444] <... futex resumed>) = 1 [pid 7443] <... futex resumed>) = 0 [pid 5060] mkdir("./78", 0777 [pid 7443] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... mkdir resumed>) = 0 [pid 7444] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7443] <... futex resumed>) = 0 [pid 7437] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7440] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5063] <... unlink resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7437] <... futex resumed>) = 0 [pid 7443] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7440] <... open resumed>) = 3 [pid 7437] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(4, [pid 5062] close(5 [pid 7440] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7437] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7445] <... sendfile resumed>) = 4 [pid 7437] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7434] <... sendfile resumed>) = 4 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... close resumed>) = 0 [pid 7440] <... futex resumed>) = 0 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7447 attached [pid 7445] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7440] fcntl(-1, F_SETFL, O_RDONLY [pid 7437] <... futex resumed>) = 0 [pid 7434] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] close(4 [pid 5062] rmdir("./78/file1/work" [pid 7445] <... futex resumed>) = 1 [pid 7440] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7437] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7434] <... futex resumed>) = 0 [pid 7432] <... futex resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 7447] set_robust_list(0x555555f856a0, 24 [pid 7445] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7444] <... mount resumed>) = 0 [pid 7440] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7437] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7434] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] rmdir("./79/bus" [pid 5062] <... rmdir resumed>) = 0 [pid 7432] exit_group(0 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7447 [pid 7447] <... set_robust_list resumed>) = 0 [pid 7440] <... futex resumed>) = 0 [pid 7437] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... rmdir resumed>) = 0 [pid 7445] <... futex resumed>) = ? [pid 7432] <... exit_group resumed>) = ? [pid 7447] chdir("./78" [pid 7445] +++ exited with 0 +++ [pid 7440] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7437] <... futex resumed>) = 0 [pid 7434] <... futex resumed>) = ? [pid 5063] umount2("./79/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./78/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7444] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7444] <... futex resumed>) = 1 [pid 7443] <... futex resumed>) = 0 [pid 7447] <... chdir resumed>) = 0 [pid 7444] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7443] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7440] <... openat resumed>) = 4 [pid 7437] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./78/file1/index", [pid 7447] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7443] <... futex resumed>) = 0 [pid 7440] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7437] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] newfstatat(AT_FDCWD, "./79/binderfs", [pid 7447] <... prctl resumed>) = 0 [pid 7444] unlink(NULL [pid 7443] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7440] <... futex resumed>) = 0 [pid 7437] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7434] +++ exited with 0 +++ [pid 7432] +++ exited with 0 +++ [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7447] setpgid(0, 0 [pid 7444] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7440] sendfile(4, 4, NULL, 7 [pid 7437] <... futex resumed>) = 0 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7432, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5063] unlink("./79/binderfs" [pid 5062] umount2("./78/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7447] <... setpgid resumed>) = 0 [pid 7444] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7437] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... unlink resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7444] <... futex resumed>) = 1 [pid 7443] <... futex resumed>) = 0 [pid 7447] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7444] chdir("./bus" [pid 7443] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./78/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7444] <... chdir resumed>) = 0 [pid 7443] <... futex resumed>) = 0 [pid 7444] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7443] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7447] <... openat resumed>) = 3 [pid 5068] umount2("./80", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./79/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... openat resumed>) = 5 [pid 7444] <... futex resumed>) = 0 [pid 7443] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7447] write(3, "1000", 4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(5, "", [pid 7447] <... write resumed>) = 4 [pid 7444] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7443] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] newfstatat(AT_FDCWD, "./79/file0", [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7447] close(3 [pid 7444] <... open resumed>) = 3 [pid 7443] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 3 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] getdents64(5, [pid 7447] <... close resumed>) = 0 [pid 7443] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./79/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7447] symlink("/dev/binderfs", "./binderfs" [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7447] <... symlink resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(5, [pid 5068] newfstatat(3, "", [pid 7447] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] openat(AT_FDCWD, "./79/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7447] <... futex resumed>) = 0 [pid 7444] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 5063] <... openat resumed>) = 4 [pid 5062] close(5 [pid 7447] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7444] <... futex resumed>) = 1 [pid 7443] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] newfstatat(4, "", [pid 5062] <... close resumed>) = 0 [pid 7447] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7444] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7443] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./80/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] rmdir("./78/file1/index" [pid 7447] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7443] <... futex resumed>) = 0 [pid 5063] getdents64(4, [pid 7447] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7443] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... rmdir resumed>) = 0 [pid 7447] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7444] fcntl(-1, F_SETFL, O_RDONLY [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7447] <... mmap resumed>) = 0x7fef411b2000 [pid 7444] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7444] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(4, [pid 7447] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7444] <... futex resumed>) = 1 [pid 7443] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] getdents64(4, [pid 7447] <... mprotect resumed>) = 0 [pid 7444] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7443] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [ 110.988246][ T7444] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7447] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] close(4 [pid 7447] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7443] <... futex resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7447] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7444] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7443] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] rmdir("./79/file0" [pid 5062] close(4 [pid 7444] <... openat resumed>) = 4 [pid 5062] <... close resumed>) = 0 [pid 7447] <... clone3 resumed> => {parent_tid=[7450]}, 88) = 7450 [pid 7444] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 7450 attached [pid 7447] rt_sigprocmask(SIG_SETMASK, [], [pid 7444] <... futex resumed>) = 1 [pid 7443] <... futex resumed>) = 0 [pid 7447] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7444] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7443] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] rmdir("./78/file1" [pid 7450] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7447] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7443] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = 0 [pid 7444] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] <... rmdir resumed>) = 0 [pid 7450] <... rseq resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7450] set_robust_list(0x7fef411d29a0, 24 [pid 7447] <... futex resumed>) = 0 [pid 7444] sendfile(4, 4, NULL, 7 [pid 7443] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./80/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./79/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7450] <... set_robust_list resumed>) = 0 [pid 7447] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(3, [pid 7450] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] newfstatat(AT_FDCWD, "./80/bus", [pid 5063] newfstatat(AT_FDCWD, "./79/file1", [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7450] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] umount2("./80/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./79/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(3 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... close resumed>) = 0 [pid 7437] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] openat(AT_FDCWD, "./80/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] openat(AT_FDCWD, "./79/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] rmdir("./78" [pid 7450] mkdir("./file0", 000 [pid 7437] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 4 [pid 5063] <... openat resumed>) = 4 [pid 7450] <... mkdir resumed>) = 0 [pid 7437] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7437] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] newfstatat(4, "", [pid 5063] newfstatat(4, "", [pid 5062] mkdir("./79", 0777 [pid 7437] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7450] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7437] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] getdents64(4, [pid 5062] <... mkdir resumed>) = 0 [pid 7450] <... futex resumed>) = 1 [pid 7447] <... futex resumed>) = 0 [pid 7437] <... mprotect resumed>) = 0 [pid 5063] getdents64(4, [pid 7450] mkdir("./bus", 000 [pid 7447] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7447] <... futex resumed>) = 0 [pid 7437] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] umount2("./80/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7447] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7437] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./79/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7450] <... mkdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7437] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] newfstatat(AT_FDCWD, "./80/bus/file0", [pid 5063] newfstatat(AT_FDCWD, "./79/file1/work", [pid 7450] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7452 attached ./strace-static-x86_64: Process 7451 attached [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7450] <... futex resumed>) = 1 [pid 7447] <... futex resumed>) = 0 [pid 7437] <... clone3 resumed> => {parent_tid=[7452]}, 88) = 7452 [pid 5068] unlink("./80/bus/file0" [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7451 [pid 7452] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7451] set_robust_list(0x555555f856a0, 24 [pid 7450] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7447] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7437] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... unlink resumed>) = 0 [pid 5063] umount2("./79/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7452] <... rseq resumed>) = 0 [pid 7451] <... set_robust_list resumed>) = 0 [pid 7450] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7447] <... futex resumed>) = 0 [pid 7437] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7452] set_robust_list(0x7fef411b19a0, 24 [pid 7451] chdir("./79" [pid 7450] mkdir("./file1", 000 [pid 7447] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7452] <... set_robust_list resumed>) = 0 [pid 7451] <... chdir resumed>) = 0 [pid 7437] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5063] openat(AT_FDCWD, "./79/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7451] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7437] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... openat resumed>) = 5 [pid 7450] <... mkdir resumed>) = 0 [pid 7452] rt_sigprocmask(SIG_SETMASK, [], [pid 7451] <... prctl resumed>) = 0 [pid 7437] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(4 [pid 5063] newfstatat(5, "", [pid 7451] setpgid(0, 0 [pid 5068] <... close resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7451] <... setpgid resumed>) = 0 [pid 5068] rmdir("./80/bus" [pid 5063] getdents64(5, [pid 7452] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7450] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7452] sendfile(3, 4, NULL, 281474978811911 [pid 7451] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7450] <... futex resumed>) = 1 [pid 7447] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] getdents64(5, [pid 7451] <... openat resumed>) = 3 [pid 7450] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7447] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7451] write(3, "1000", 4 [pid 7450] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7447] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7451] <... write resumed>) = 4 [pid 7447] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./80/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(5 [pid 7451] close(3 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [pid 7451] <... close resumed>) = 0 [pid 7450] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5068] newfstatat(AT_FDCWD, "./80/binderfs", [pid 5063] rmdir("./79/file1/work" [pid 7451] symlink("/dev/binderfs", "./binderfs" [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7451] <... symlink resumed>) = 0 [pid 5068] unlink("./80/binderfs") = 0 [pid 7451] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./80/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7451] <... futex resumed>) = 0 [pid 5063] umount2("./79/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7451] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7451] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] newfstatat(AT_FDCWD, "./80/file0", [pid 5063] newfstatat(AT_FDCWD, "./79/file1/index", [pid 7451] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7451] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7451] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] umount2("./80/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./79/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7451] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7451] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] openat(AT_FDCWD, "./80/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7451] <... mprotect resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5063] openat(AT_FDCWD, "./79/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7451] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] newfstatat(4, "", [pid 5063] <... openat resumed>) = 5 [pid 7451] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] newfstatat(5, "", [pid 7451] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] getdents64(4, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(5, ./strace-static-x86_64: Process 7453 attached [pid 7451] <... clone3 resumed> => {parent_tid=[7453]}, 88) = 7453 [pid 5068] getdents64(4, [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7453] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7451] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] getdents64(5, [pid 7453] <... rseq resumed>) = 0 [pid 7451] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] close(4 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7453] set_robust_list(0x7fef411d29a0, 24 [pid 7451] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5063] close(5 [pid 7453] <... set_robust_list resumed>) = 0 [pid 7451] <... futex resumed>) = 0 [pid 5068] rmdir("./80/file0" [pid 5063] <... close resumed>) = 0 [pid 7453] rt_sigprocmask(SIG_SETMASK, [], [pid 7451] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 5063] rmdir("./79/file1/index" [pid 7453] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7453] mkdir("./file0", 000 [pid 5063] <... rmdir resumed>) = 0 [pid 5068] umount2("./80/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(4, [pid 5068] newfstatat(AT_FDCWD, "./80/file1", [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7453] <... mkdir resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] close(4 [pid 7453] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./80/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... close resumed>) = 0 [pid 7453] <... futex resumed>) = 1 [pid 7451] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] rmdir("./79/file1" [pid 7453] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7451] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7443] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] openat(AT_FDCWD, "./80/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... rmdir resumed>) = 0 [pid 7453] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7451] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 7451] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7453] mkdir("./bus", 000 [pid 5068] newfstatat(4, "", [pid 7443] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(3, [pid 7453] <... mkdir resumed>) = 0 [pid 7443] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7443] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] getdents64(4, [pid 7453] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7443] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] close(3 [pid 7453] <... futex resumed>) = 1 [pid 7451] <... futex resumed>) = 0 [pid 7443] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] umount2("./80/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... close resumed>) = 0 [pid 7453] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7451] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7443] <... mprotect resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] rmdir("./79" [pid 7453] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7451] <... futex resumed>) = 0 [pid 7443] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] newfstatat(AT_FDCWD, "./80/file1/work", [pid 5063] <... rmdir resumed>) = 0 [pid 7453] mkdir("./file1", 000 [pid 7451] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7443] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7453] <... mkdir resumed>) = 0 [pid 7443] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] umount2("./80/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7454 attached ) = -1 EINVAL (Invalid argument) [pid 7454] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7443] <... clone3 resumed> => {parent_tid=[7454]}, 88) = 7454 [pid 5068] openat(AT_FDCWD, "./80/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] mkdir("./80", 0777 [pid 7454] <... rseq resumed>) = 0 [pid 7453] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7443] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... openat resumed>) = 5 [pid 5063] <... mkdir resumed>) = 0 [pid 7454] set_robust_list(0x7fef411b19a0, 24 [pid 7453] <... futex resumed>) = 1 [pid 7451] <... futex resumed>) = 0 [pid 7443] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] newfstatat(5, "", [pid 7454] <... set_robust_list resumed>) = 0 [pid 7453] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7451] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7443] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7454] rt_sigprocmask(SIG_SETMASK, [], [pid 7451] <... futex resumed>) = 0 [pid 7443] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7454] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7443] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7454] sendfile(3, 4, NULL, 281474978811911 [pid 7451] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] getdents64(5, [pid 7437] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] close(5) = 0 [pid 5068] rmdir("./80/file1/work") = 0 [pid 5068] umount2("./80/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7450] <... mount resumed>) = 0 [pid 7440] <... sendfile resumed>) = 4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7455 attached [pid 7452] <... sendfile resumed>) = 4 [pid 7450] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7447] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7440] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./80/file1/index", [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7455 [pid 7452] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7450] <... futex resumed>) = 0 [pid 7437] exit_group(0) = ? [pid 7452] <... futex resumed>) = ? [pid 7450] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7452] +++ exited with 0 +++ [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7447] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7450] <... futex resumed>) = 0 [pid 7447] <... futex resumed>) = 1 [pid 7450] unlink(NULL) = -1 EFAULT (Bad address) [pid 7447] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7450] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7447] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7450] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7455] set_robust_list(0x555555f856a0, 24 [pid 7450] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7447] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7440] <... futex resumed>) = ? [pid 5068] umount2("./80/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7450] chdir("./bus" [pid 7447] <... futex resumed>) = 0 [pid 7440] +++ exited with 0 +++ [pid 7437] +++ exited with 0 +++ [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7450] <... chdir resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./80/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7437, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7450] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 5 [pid 7455] <... set_robust_list resumed>) = 0 [pid 7450] <... futex resumed>) = 0 [pid 7447] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(5, "", [pid 7455] chdir("./80" [pid 7450] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7447] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7455] <... chdir resumed>) = 0 [pid 7447] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 7450] <... futex resumed>) = 0 [pid 7447] <... futex resumed>) = 1 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] umount2("./79", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7455] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7450] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7447] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(5, [pid 7455] <... prctl resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7455] setpgid(0, 0 [pid 5068] close(5 [pid 5065] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7455] <... setpgid resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 7455] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5068] rmdir("./80/file1/index" [pid 5065] <... openat resumed>) = 3 [pid 7450] <... open resumed>) = 3 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] newfstatat(3, "", [pid 7455] <... openat resumed>) = 3 [pid 7450] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7455] write(3, "1000", 4 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] getdents64(3, [pid 7455] <... write resumed>) = 4 [pid 7453] <... mount resumed>) = 0 [pid 7450] <... futex resumed>) = 1 [pid 7447] <... futex resumed>) = 0 [pid 5068] close(4 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7455] close(3 [pid 7450] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 7447] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7455] <... close resumed>) = 0 [pid 7450] fcntl(-1, F_SETFL, O_RDONLY [pid 7447] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] umount2("./79/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7455] symlink("/dev/binderfs", "./binderfs" [pid 7450] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7447] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./80/file1" [pid 7455] <... symlink resumed>) = 0 [pid 7450] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 7451] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7450] <... futex resumed>) = 1 [pid 7447] <... futex resumed>) = 0 [ 111.104950][ T7450] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 111.142694][ T7453] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7443] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7455] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7451] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7450] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7447] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 7455] <... futex resumed>) = 0 [pid 7451] <... futex resumed>) = 0 [pid 7450] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7447] <... futex resumed>) = 0 [pid 7455] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7453] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7451] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7450] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7447] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7455] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7453] <... futex resumed>) = 0 [pid 7451] <... mmap resumed>) = 0x7fef41191000 [pid 7450] <... openat resumed>) = 4 [pid 5068] close(3 [pid 7455] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7453] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7451] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7450] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 7455] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7451] <... mprotect resumed>) = 0 [pid 7450] <... futex resumed>) = 1 [pid 7447] <... futex resumed>) = 0 [pid 5068] rmdir("./80" [pid 7455] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7451] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7450] sendfile(4, 4, NULL, 7 [pid 7447] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 7455] <... mmap resumed>) = 0x7fef411b2000 [pid 7451] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7447] <... futex resumed>) = 0 [pid 7455] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7451] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] mkdir("./81", 0777 [pid 7447] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7457 attached [pid 7455] <... mprotect resumed>) = 0 [pid 5068] <... mkdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = 0 [pid 7457] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7451] <... clone3 resumed> => {parent_tid=[7457]}, 88) = 7457 [pid 7455] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7451] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7455] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] umount2("./79/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7451] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7455] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7451] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7457] <... rseq resumed>) = 0 [pid 7457] set_robust_list(0x7fef411b19a0, 24 [pid 5065] newfstatat(AT_FDCWD, "./79/bus", [pid 7451] <... futex resumed>) = 0 ./strace-static-x86_64: Process 7460 attached [pid 7457] <... set_robust_list resumed>) = 0 [pid 7451] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7457] rt_sigprocmask(SIG_SETMASK, [], [pid 7460] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7460] <... rseq resumed>) = 0 [pid 7457] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] umount2("./79/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7460] set_robust_list(0x7fef411d29a0, 24 [pid 7457] unlink(NULL [pid 7460] <... set_robust_list resumed>) = 0 [pid 7457] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7460] rt_sigprocmask(SIG_SETMASK, [], [pid 7457] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7455] <... clone3 resumed> => {parent_tid=[7460]}, 88) = 7460 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7460] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7457] <... futex resumed>) = 1 [pid 7455] rt_sigprocmask(SIG_SETMASK, [], [pid 7451] <... futex resumed>) = 0 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7461 [pid 5065] openat(AT_FDCWD, "./79/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7461 attached [pid 7460] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7457] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7455] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7451] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 4 [pid 7461] set_robust_list(0x555555f856a0, 24 [pid 7455] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7453] <... futex resumed>) = 0 [pid 7451] <... futex resumed>) = 1 [pid 7461] <... set_robust_list resumed>) = 0 [pid 7455] <... futex resumed>) = 1 [pid 7453] chdir("./bus" [pid 7451] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(4, "", [pid 7461] chdir("./81" [pid 7460] <... futex resumed>) = 0 [pid 7455] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7453] <... chdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7461] <... chdir resumed>) = 0 [pid 7453] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 7461] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7460] mkdir("./file0", 000 [pid 7461] <... prctl resumed>) = 0 [pid 7453] <... futex resumed>) = 1 [pid 7451] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7461] setpgid(0, 0 [pid 7453] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7451] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7461] <... setpgid resumed>) = 0 [pid 7451] <... futex resumed>) = 0 [pid 7461] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7451] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./79/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7461] <... openat resumed>) = 3 [pid 7460] <... mkdir resumed>) = 0 [pid 7461] write(3, "1000", 4 [pid 7460] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7454] <... sendfile resumed>) = 4 [pid 7453] <... open resumed>) = 3 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7461] <... write resumed>) = 4 [pid 7460] <... futex resumed>) = 1 [pid 7455] <... futex resumed>) = 0 [pid 7454] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7453] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7444] <... sendfile resumed>) = 4 [pid 5065] newfstatat(AT_FDCWD, "./79/bus/file0", [pid 7461] close(3 [pid 7460] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7455] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7454] <... futex resumed>) = 0 [pid 7453] <... futex resumed>) = 1 [pid 7451] <... futex resumed>) = 0 [pid 7444] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7461] <... close resumed>) = 0 [pid 7460] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7455] <... futex resumed>) = 0 [pid 7454] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7453] fcntl(-1, F_SETFL, O_RDONLY [pid 7451] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7444] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7461] symlink("/dev/binderfs", "./binderfs" [pid 7460] mkdir("./bus", 000 [pid 7455] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7453] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7451] <... futex resumed>) = 0 [pid 7444] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7443] exit_group(0 [pid 5065] unlink("./79/bus/file0" [pid 7461] <... symlink resumed>) = 0 [pid 7454] <... futex resumed>) = ? [pid 7453] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7451] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7443] <... exit_group resumed>) = ? [pid 7461] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7460] <... mkdir resumed>) = 0 [pid 7454] +++ exited with 0 +++ [pid 7453] <... futex resumed>) = 0 [pid 7451] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7447] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7444] <... futex resumed>) = ? [pid 7461] <... futex resumed>) = 0 [pid 7453] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7451] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7447] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7444] +++ exited with 0 +++ [pid 7460] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7443] +++ exited with 0 +++ [pid 5065] <... unlink resumed>) = 0 [pid 7461] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7460] <... futex resumed>) = 1 [pid 7455] <... futex resumed>) = 0 [pid 7453] <... openat resumed>) = 4 [pid 7451] <... futex resumed>) = 0 [pid 7447] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 7461] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7460] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7455] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7453] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7451] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7447] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7461] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7460] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7455] <... futex resumed>) = 0 [pid 7453] <... futex resumed>) = 0 [pid 7451] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7447] <... mmap resumed>) = 0x7fef41191000 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7443, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 7461] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7460] mkdir("./file1", 000 [pid 7455] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7453] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7451] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7447] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7461] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7453] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7451] <... futex resumed>) = 0 [pid 7447] <... mprotect resumed>) = 0 [pid 7461] <... mmap resumed>) = 0x7fef411b2000 [pid 7460] <... mkdir resumed>) = 0 [pid 7453] sendfile(4, 4, NULL, 7 [pid 7451] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7447] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] close(4 [pid 7461] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7460] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7447] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7461] <... mprotect resumed>) = 0 [pid 7460] <... futex resumed>) = 1 [pid 7455] <... futex resumed>) = 0 [pid 7447] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] <... close resumed>) = 0 [pid 5061] umount2("./78", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7463 attached [pid 7461] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7460] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7455] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] rmdir("./79/bus" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7463] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7461] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7460] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7455] <... futex resumed>) = 0 [pid 7447] <... clone3 resumed> => {parent_tid=[7463]}, 88) = 7463 [pid 5061] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7463] <... rseq resumed>) = 0 [pid 7461] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7460] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7455] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7447] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 7464 attached [pid 7463] set_robust_list(0x7fef411b19a0, 24 [pid 7447] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... openat resumed>) = 3 [pid 7464] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7461] <... clone3 resumed> => {parent_tid=[7464]}, 88) = 7464 [pid 7447] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7464] <... rseq resumed>) = 0 [pid 7461] rt_sigprocmask(SIG_SETMASK, [], [pid 7447] <... futex resumed>) = 0 [pid 7464] set_robust_list(0x7fef411d29a0, 24 [pid 7461] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7447] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7464] <... set_robust_list resumed>) = 0 [pid 7463] <... set_robust_list resumed>) = 0 [pid 7461] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7464] rt_sigprocmask(SIG_SETMASK, [], [pid 7463] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] newfstatat(3, "", [pid 7463] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] umount2("./79/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7463] sendfile(3, 4, NULL, 281474978811911 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7464] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7461] <... futex resumed>) = 0 [pid 5061] getdents64(3, [pid 7464] mkdir("./file0", 000 [pid 7461] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7464] <... mkdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] newfstatat(AT_FDCWD, "./79/binderfs", [pid 5061] umount2("./78/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7464] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7461] <... futex resumed>) = 0 [pid 7464] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7461] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] unlink("./79/binderfs" [pid 7461] <... futex resumed>) = 0 [pid 7464] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7461] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... unlink resumed>) = 0 [pid 7464] mkdir("./bus", 000) = 0 [pid 5065] umount2("./79/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7464] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7464] <... futex resumed>) = 1 [pid 7461] <... futex resumed>) = 0 [pid 7460] <... mount resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./79/file0", [pid 7461] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7460] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = 0 [pid 7460] <... futex resumed>) = 1 [pid 7455] <... futex resumed>) = 0 [pid 5061] umount2("./78/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7460] unlink(NULL [pid 7455] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7460] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7455] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(AT_FDCWD, "./78/bus", [pid 7461] <... futex resumed>) = 0 [pid 7460] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7455] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] umount2("./79/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7464] mkdir("./file1", 000 [pid 7460] <... futex resumed>) = 0 [pid 7455] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7464] <... mkdir resumed>) = 0 [pid 7461] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7460] chdir("./bus" [pid 7455] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./79/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] umount2("./78/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7464] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7460] <... chdir resumed>) = 0 [pid 7455] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... openat resumed>) = 4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7464] <... futex resumed>) = 1 [pid 7461] <... futex resumed>) = 0 [pid 7460] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7455] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] newfstatat(4, "", [pid 5061] openat(AT_FDCWD, "./78/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7464] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7461] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7460] <... futex resumed>) = 0 [pid 7455] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7461] <... futex resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 7461] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(4, "", [pid 7460] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7455] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7455] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(4, [pid 7451] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(4, [pid 7451] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 7457] <... futex resumed>) = 0 [pid 7451] <... futex resumed>) = 1 [pid 7457] sendfile(3, 4, NULL, 281474978811911 [pid 7451] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] close(4 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5065] <... close resumed>) = 0 [pid 5065] rmdir("./79/file0" [pid 5061] umount2("./78/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7460] <... open resumed>) = 3 [pid 5065] <... rmdir resumed>) = 0 [pid 5065] umount2("./79/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./78/bus/file0", [pid 7460] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7460] <... futex resumed>) = 1 [pid 7455] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./79/file1", [pid 5061] unlink("./78/bus/file0" [pid 7460] fcntl(-1, F_SETFL, O_RDONLY [pid 7455] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7447] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] <... unlink resumed>) = 0 [pid 7460] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7455] <... futex resumed>) = 0 [pid 5065] umount2("./79/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7455] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7460] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./79/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] getdents64(4, [pid 7460] <... futex resumed>) = 1 [pid 7455] <... futex resumed>) = 0 [pid 7460] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] <... openat resumed>) = 4 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [ 111.283739][ T7460] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5061] close(4) = 0 [pid 5061] rmdir("./78/bus" [pid 7464] <... mount resumed>) = 0 [pid 7455] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7450] <... sendfile resumed>) = 4 [pid 5065] newfstatat(4, "", [pid 7464] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7463] <... sendfile resumed>) = 4 [pid 7455] <... futex resumed>) = 1 [pid 7463] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7455] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7464] <... futex resumed>) = 1 [pid 7463] <... futex resumed>) = 0 [pid 7461] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 7464] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7463] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7461] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7464] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7461] <... futex resumed>) = 0 [pid 7460] <... futex resumed>) = 0 [pid 7450] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7447] exit_group(0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] <... rmdir resumed>) = 0 [pid 7464] unlink(NULL [pid 7463] <... futex resumed>) = ? [pid 7461] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7460] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7450] <... futex resumed>) = ? [pid 7447] <... exit_group resumed>) = ? [pid 5065] umount2("./79/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7464] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7463] +++ exited with 0 +++ [pid 7460] <... openat resumed>) = 4 [pid 7450] +++ exited with 0 +++ [pid 7447] +++ exited with 0 +++ [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./78/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7464] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7460] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./79/file1/work", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7464] <... futex resumed>) = 1 [pid 7461] <... futex resumed>) = 0 [pid 7460] <... futex resumed>) = 1 [pid 7455] <... futex resumed>) = 0 [pid 7464] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7461] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7460] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(AT_FDCWD, "./78/binderfs", [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7447, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7464] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7461] <... futex resumed>) = 0 [pid 7455] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./79/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./78", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7464] chdir("./bus" [pid 7461] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7460] <... futex resumed>) = 0 [pid 7455] <... futex resumed>) = 1 [pid 7464] <... chdir resumed>) = 0 [pid 7460] sendfile(4, 4, NULL, 7 [pid 7455] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] unlink("./78/binderfs" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7464] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./79/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... unlink resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./78", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7464] <... futex resumed>) = 1 [pid 7461] <... futex resumed>) = 0 [pid 7464] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7461] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7464] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7461] <... futex resumed>) = 0 [pid 7464] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7461] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... openat resumed>) = 5 [pid 5061] umount2("./78/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... openat resumed>) = 3 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(5, "", [pid 5061] newfstatat(AT_FDCWD, "./78/file0", [pid 5060] newfstatat(3, "", [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7451] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(5, [pid 5061] umount2("./78/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(3, [pid 7464] <... open resumed>) = 3 [pid 5065] getdents64(5, [pid 5061] openat(AT_FDCWD, "./78/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7464] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... openat resumed>) = 4 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7464] <... futex resumed>) = 1 [pid 7461] <... futex resumed>) = 0 [pid 5065] close(5 [pid 5060] umount2("./78/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7464] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7461] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5061] newfstatat(4, "", [pid 7464] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] rmdir("./79/file1/work" [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7461] <... futex resumed>) = 0 [pid 5061] getdents64(4, [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7464] fcntl(-1, F_SETFL, O_RDONLY [pid 7461] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./79/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7464] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(4, [pid 7464] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./79/file1/index", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] close(4 [pid 7464] <... futex resumed>) = 1 [pid 7461] <... futex resumed>) = 0 [pid 7461] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7464] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5061] <... close resumed>) = 0 [pid 7461] <... futex resumed>) = 0 [pid 5061] rmdir("./78/file0" [pid 7464] <... openat resumed>) = 4 [pid 7461] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7464] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7461] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7464] <... futex resumed>) = 0 [pid 7461] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./79/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7464] sendfile(4, 4, NULL, 7 [pid 7461] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7461] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 111.329349][ T7464] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5065] openat(AT_FDCWD, "./79/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... rmdir resumed>) = 0 [pid 5065] <... openat resumed>) = 5 [pid 5065] newfstatat(5, "", [pid 5061] umount2("./78/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(5, [pid 5061] newfstatat(AT_FDCWD, "./78/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./78/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./78/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5061] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] getdents64(5, [pid 5061] umount2("./78/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(AT_FDCWD, "./78/file1/work", [pid 5065] close(5) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = 0 [pid 5065] rmdir("./79/file1/index" [pid 5061] umount2("./78/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./78/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./78/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5060] newfstatat(AT_FDCWD, "./78/bus", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] getdents64(4, [pid 5061] newfstatat(5, "", [pid 5060] umount2("./78/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] close(4 [pid 5061] getdents64(5, [pid 5060] openat(AT_FDCWD, "./78/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... close resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] rmdir("./79/file1" [pid 5061] getdents64(5, [pid 5060] <... openat resumed>) = 4 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(4, "", [pid 5061] close(5 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7455] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] getdents64(3, [pid 5061] <... close resumed>) = 0 [pid 5060] getdents64(4, [pid 7455] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] rmdir("./78/file1/work" [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7455] <... futex resumed>) = 0 [pid 5065] close(3 [pid 5061] <... rmdir resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5060] umount2("./78/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7457] <... sendfile resumed>) = 4 [pid 7455] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7453] <... sendfile resumed>) = 4 [pid 5065] rmdir("./79" [pid 5061] umount2("./78/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7457] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7455] <... mmap resumed>) = 0x7fef41191000 [pid 7453] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7457] <... futex resumed>) = 0 [pid 7455] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7453] <... futex resumed>) = 0 [pid 7457] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7453] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7455] <... mprotect resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./78/bus/file0", [pid 7455] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7451] exit_group(0 [pid 5061] newfstatat(AT_FDCWD, "./78/file1/index", [pid 7457] <... futex resumed>) = ? [pid 7455] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7453] <... futex resumed>) = ? [pid 7451] <... exit_group resumed>) = ? [pid 5065] mkdir("./80", 0777 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7457] +++ exited with 0 +++ [pid 7453] +++ exited with 0 +++ [pid 5065] <... mkdir resumed>) = 0 [pid 5061] umount2("./78/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] unlink("./78/bus/file0" [pid 7455] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... unlink resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./78/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(4, [pid 7455] <... clone3 resumed> => {parent_tid=[7469]}, 88) = 7469 [pid 5061] <... openat resumed>) = 5 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7455] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] newfstatat(5, "", [pid 5060] close(4./strace-static-x86_64: Process 7469 attached [pid 7455] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7469] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7455] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7469] <... rseq resumed>) = 0 [pid 7455] <... futex resumed>) = 0 [pid 7455] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7469] set_robust_list(0x7fef411b19a0, 24) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... close resumed>) = 0 [pid 7469] rt_sigprocmask(SIG_SETMASK, [], [pid 7451] +++ exited with 0 +++ [pid 5061] getdents64(5, [pid 5060] rmdir("./78/bus"./strace-static-x86_64: Process 7470 attached [pid 7469] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7451, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... rmdir resumed>) = 0 [pid 7470] set_robust_list(0x555555f856a0, 24 [pid 7469] sendfile(3, 4, NULL, 281474978811911 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7470 [pid 5062] restart_syscall(<... resuming interrupted clone ...> [pid 5061] getdents64(5, [pid 5062] <... restart_syscall resumed>) = 0 [pid 7470] <... set_robust_list resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7470] chdir("./80" [pid 5061] close(5 [pid 5060] umount2("./78/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7470] <... chdir resumed>) = 0 [pid 7461] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] <... close resumed>) = 0 [pid 7470] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7461] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./79", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] rmdir("./78/file1/index" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7470] <... prctl resumed>) = 0 [pid 7461] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7461] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef41191000 [pid 5062] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] newfstatat(AT_FDCWD, "./78/binderfs", [pid 7470] setpgid(0, 0 [pid 7461] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] <... openat resumed>) = 3 [pid 5062] newfstatat(3, "", [pid 7470] <... setpgid resumed>) = 0 [pid 7461] <... mprotect resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7470] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7461] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] getdents64(3, [pid 7470] <... openat resumed>) = 3 [pid 7461] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] getdents64(4, [pid 5060] unlink("./78/binderfs") = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7470] write(3, "1000", 4 [pid 7461] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 7471 attached [pid 7470] <... write resumed>) = 4 [pid 5062] umount2("./79/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(4 [pid 5060] umount2("./78/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7471] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7470] close(3 [pid 7471] <... rseq resumed>) = 0 [pid 7470] <... close resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7471] set_robust_list(0x7fef411b19a0, 24 [pid 7470] symlink("/dev/binderfs", "./binderfs" [pid 7461] <... clone3 resumed> => {parent_tid=[7471]}, 88) = 7471 [pid 5061] rmdir("./78/file1" [pid 5060] newfstatat(AT_FDCWD, "./78/file0", [pid 7471] <... set_robust_list resumed>) = 0 [pid 7470] <... symlink resumed>) = 0 [pid 7461] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7471] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7461] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] umount2("./78/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7471] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7470] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7461] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7471] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7470] <... futex resumed>) = 0 [pid 7461] <... futex resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./78/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7471] sendfile(3, 4, NULL, 281474978811911 [pid 7470] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7461] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... openat resumed>) = 4 [pid 7470] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7470] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5060] newfstatat(4, "", [pid 7470] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7470] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7470] <... mmap resumed>) = 0x7fef411b2000 [pid 5060] getdents64(4, [pid 7470] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7470] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7470] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0}./strace-static-x86_64: Process 7472 attached => {parent_tid=[7472]}, 88) = 7472 [pid 7472] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7470] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7472] <... rseq resumed>) = 0 [pid 7472] set_robust_list(0x7fef411d29a0, 24 [pid 7470] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] getdents64(4, [pid 7470] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7472] <... set_robust_list resumed>) = 0 [pid 5061] getdents64(3, [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7472] rt_sigprocmask(SIG_SETMASK, [], [pid 7470] <... futex resumed>) = 0 [pid 7472] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7455] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] close(4 [pid 7472] mkdir("./file0", 000 [pid 7470] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7472] <... mkdir resumed>) = 0 [pid 5061] close(3 [pid 5060] <... close resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 5060] rmdir("./78/file0" [pid 5061] rmdir("./78") = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7472] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = 0 [pid 5060] umount2("./78/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] mkdir("./79", 0777 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7472] <... futex resumed>) = 1 [pid 7470] <... futex resumed>) = 0 [pid 5062] umount2("./79/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(AT_FDCWD, "./78/file1", [pid 7472] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7470] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7470] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... mkdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7472] mkdir("./bus", 000 [pid 7470] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(AT_FDCWD, "./79/bus", [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] umount2("./78/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7472] <... mkdir resumed>) = 0 [pid 7460] <... sendfile resumed>) = 4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./79/bus", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7474 attached [pid 7472] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7469] <... sendfile resumed>) = 4 [pid 7460] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7474 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7474] set_robust_list(0x555555f856a0, 24 [pid 7472] <... futex resumed>) = 1 [pid 7469] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7460] <... futex resumed>) = 0 [pid 7470] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./79/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] openat(AT_FDCWD, "./78/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7474] <... set_robust_list resumed>) = 0 [pid 7472] mkdir("./file1", 000 [pid 7470] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7469] <... futex resumed>) = 0 [pid 7460] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7455] exit_group(0 [pid 7474] chdir("./79" [pid 7472] <... mkdir resumed>) = 0 [pid 7470] <... futex resumed>) = 0 [pid 7461] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7460] <... futex resumed>) = ? [pid 7455] <... exit_group resumed>) = ? [pid 5062] <... openat resumed>) = 4 [pid 5060] <... openat resumed>) = 4 [pid 7470] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] newfstatat(4, "", [pid 7474] <... chdir resumed>) = 0 [pid 7469] +++ exited with 0 +++ [pid 7460] +++ exited with 0 +++ [pid 5062] newfstatat(4, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, [pid 7474] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7472] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7474] <... prctl resumed>) = 0 [pid 7472] <... futex resumed>) = 1 [pid 7470] <... futex resumed>) = 0 [pid 5062] getdents64(4, [pid 7474] setpgid(0, 0 [pid 7472] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7470] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7455] +++ exited with 0 +++ [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] umount2("./78/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7474] <... setpgid resumed>) = 0 [pid 7472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7470] <... futex resumed>) = 0 [pid 5062] umount2("./79/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7474] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7472] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7470] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7455, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./78/file1/work", [pid 7474] <... openat resumed>) = 3 [pid 5063] umount2("./80", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(AT_FDCWD, "./79/bus/file0", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./78/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7474] write(3, "1000", 4 [pid 5063] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] unlink("./79/bus/file0" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./78/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5060] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(5) = 0 [pid 5060] rmdir("./78/file1/work") = 0 [pid 5060] umount2("./78/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./78/file1/index", [pid 5062] <... unlink resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./78/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] <... openat resumed>) = 3 [pid 5060] openat(AT_FDCWD, "./78/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5060] newfstatat(5, "", [pid 7474] <... write resumed>) = 4 [pid 5063] newfstatat(3, "", [pid 5062] getdents64(4, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] getdents64(5, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(5 [pid 7474] close(3 [pid 5063] getdents64(3, [pid 5062] close(4 [pid 5060] <... close resumed>) = 0 [pid 7474] <... close resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] <... close resumed>) = 0 [pid 5060] rmdir("./78/file1/index" [pid 7474] symlink("/dev/binderfs", "./binderfs" [pid 5063] umount2("./80/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] rmdir("./79/bus" [pid 5060] <... rmdir resumed>) = 0 [pid 7474] <... symlink resumed>) = 0 [pid 5060] getdents64(4, [pid 5062] <... rmdir resumed>) = 0 [pid 5062] umount2("./79/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./78/file1" [pid 7474] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./79/binderfs", [pid 5060] <... rmdir resumed>) = 0 [pid 7474] <... futex resumed>) = 0 [pid 7474] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7474] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5062] unlink("./79/binderfs" [pid 7474] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5060] getdents64(3, [pid 7474] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7474] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 7474] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7474] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7474] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5062] <... unlink resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 7477 attached [pid 5062] umount2("./79/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] close(3 [pid 7477] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7474] <... clone3 resumed> => {parent_tid=[7477]}, 88) = 7477 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... close resumed>) = 0 [pid 7477] <... rseq resumed>) = 0 [pid 7474] rt_sigprocmask(SIG_SETMASK, [], [pid 7472] <... mount resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./79/file0", [pid 5060] rmdir("./78" [pid 7477] set_robust_list(0x7fef411d29a0, 24 [pid 7474] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7477] <... set_robust_list resumed>) = 0 [pid 7474] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7477] rt_sigprocmask(SIG_SETMASK, [], [pid 7474] <... futex resumed>) = 0 [pid 5062] umount2("./79/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7477] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7474] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7472] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7477] mkdir("./file0", 000 [pid 7472] <... futex resumed>) = 1 [pid 7470] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7472] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7470] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./80/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] mkdir("./79", 0777 [pid 7477] <... mkdir resumed>) = 0 [pid 7472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7470] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./79/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... mkdir resumed>) = 0 [pid 7477] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7472] unlink(NULL [pid 7470] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(AT_FDCWD, "./80/bus", [pid 5062] <... openat resumed>) = 4 [pid 7477] <... futex resumed>) = 1 [pid 7474] <... futex resumed>) = 0 [pid 7477] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7474] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] newfstatat(4, "", [pid 7477] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7474] <... futex resumed>) = 0 [pid 7472] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5063] umount2("./80/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7477] mkdir("./bus", 000 [pid 7474] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7472] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7472] <... futex resumed>) = 1 [pid 7470] <... futex resumed>) = 0 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7472] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7470] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 7472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7470] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./80/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7477] <... mkdir resumed>) = 0 [pid 7472] chdir("./bus" [pid 7470] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7477] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7472] <... chdir resumed>) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5062] getdents64(4, [pid 7477] <... futex resumed>) = 1 [pid 7474] <... futex resumed>) = 0 [pid 7472] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(4, "", [pid 7477] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7474] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7472] <... futex resumed>) = 1 [pid 7470] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 7478 attached [pid 7477] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7474] <... futex resumed>) = 0 [pid 7472] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [ 111.527342][ T7472] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7470] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] close(4 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7478 [pid 7478] set_robust_list(0x555555f856a0, 24 [pid 7477] mkdir("./file1", 000 [pid 7474] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7470] <... futex resumed>) = 0 [pid 5063] getdents64(4, [pid 5062] <... close resumed>) = 0 [pid 7478] <... set_robust_list resumed>) = 0 [pid 7472] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7470] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7478] chdir("./79" [pid 7477] <... mkdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] rmdir("./79/file0" [pid 7478] <... chdir resumed>) = 0 [pid 7477] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7472] <... open resumed>) = 3 [pid 7478] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7477] <... futex resumed>) = 1 [pid 7474] <... futex resumed>) = 0 [pid 5063] umount2("./80/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7478] setpgid(0, 0 [pid 7477] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7474] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7478] <... setpgid resumed>) = 0 [pid 7474] <... futex resumed>) = 0 [pid 7472] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... rmdir resumed>) = 0 [pid 7474] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7472] <... futex resumed>) = 1 [pid 7470] <... futex resumed>) = 0 [pid 7478] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7472] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7470] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./79/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7470] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./80/bus/file0", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7478] <... openat resumed>) = 3 [pid 7472] fcntl(-1, F_SETFL, O_RDONLY [pid 7470] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(AT_FDCWD, "./79/file1", [pid 7478] write(3, "1000", 4 [pid 7472] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7472] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7470] <... futex resumed>) = 0 [pid 7470] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7472] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7470] <... futex resumed>) = 0 [pid 5063] unlink("./80/bus/file0" [pid 5062] umount2("./79/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7478] <... write resumed>) = 4 [pid 7472] <... openat resumed>) = 4 [pid 7470] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7478] close(3 [pid 7472] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./79/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7478] <... close resumed>) = 0 [pid 7472] <... futex resumed>) = 1 [pid 7470] <... futex resumed>) = 0 [pid 5063] <... unlink resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 7478] symlink("/dev/binderfs", "./binderfs" [pid 7472] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7470] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(4, [pid 5062] newfstatat(4, "", [pid 7478] <... symlink resumed>) = 0 [pid 7472] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7471] <... sendfile resumed>) = 4 [pid 7470] <... futex resumed>) = 0 [pid 7464] <... sendfile resumed>) = 4 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7478] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7472] sendfile(4, 4, NULL, 7 [pid 7470] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7471] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7471] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7464] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7464] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7478] <... futex resumed>) = 0 [pid 7477] <... mount resumed>) = 0 [pid 5063] close(4 [pid 5062] getdents64(4, [pid 7478] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7477] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7461] exit_group(0 [pid 5063] <... close resumed>) = 0 [pid 7478] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7477] <... futex resumed>) = 1 [pid 7474] <... futex resumed>) = 0 [pid 7471] <... futex resumed>) = ? [pid 7464] <... futex resumed>) = ? [pid 7461] <... exit_group resumed>) = ? [pid 5063] rmdir("./80/bus" [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7478] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7477] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7474] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7471] +++ exited with 0 +++ [pid 7478] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7477] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7474] <... futex resumed>) = 0 [pid 7464] +++ exited with 0 +++ [pid 5063] <... rmdir resumed>) = 0 [pid 7477] unlink(NULL [pid 7474] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7477] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7478] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7477] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7461] +++ exited with 0 +++ [pid 5063] umount2("./80/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./79/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7478] <... mmap resumed>) = 0x7fef411b2000 [pid 7477] <... futex resumed>) = 1 [pid 7474] <... futex resumed>) = 0 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7461, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7478] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7477] chdir("./bus" [pid 7474] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./80/binderfs", [pid 5062] newfstatat(AT_FDCWD, "./79/file1/work", [pid 7478] <... mprotect resumed>) = 0 [pid 7477] <... chdir resumed>) = 0 [pid 7474] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7477] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7474] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./81", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./79/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] unlink("./80/binderfs" [pid 7478] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7477] <... futex resumed>) = 0 [pid 7474] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7478] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7477] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7474] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... unlink resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./79/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7478] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7477] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7474] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 3 [pid 5063] umount2("./80/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... openat resumed>) = 5 ./strace-static-x86_64: Process 7480 attached [pid 7477] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7474] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7480] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7478] <... clone3 resumed> => {parent_tid=[7480]}, 88) = 7480 [pid 5068] newfstatat(3, "", [pid 5063] newfstatat(AT_FDCWD, "./80/file0", [pid 7480] <... rseq resumed>) = 0 [pid 7478] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] newfstatat(5, "", [pid 7480] set_robust_list(0x7fef411d29a0, 24 [pid 7478] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] getdents64(3, [pid 5063] umount2("./80/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7480] <... set_robust_list resumed>) = 0 [pid 7478] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(5, [pid 7480] rt_sigprocmask(SIG_SETMASK, [], [pid 7478] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./80/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7480] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7478] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7477] <... open resumed>) = 3 [pid 5063] <... openat resumed>) = 4 [pid 7480] mkdir("./file0", 000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7480] <... mkdir resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 7477] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./81/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(5, [pid 7480] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(4, [pid 7480] <... futex resumed>) = 1 [pid 7478] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7480] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7478] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(4, [pid 5062] close(5 [pid 7477] <... futex resumed>) = 1 [pid 7474] <... futex resumed>) = 0 [pid 7478] <... futex resumed>) = 0 [pid 7477] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7474] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7480] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7478] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7477] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7474] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7480] mkdir("./bus", 000 [pid 7477] fcntl(-1, F_SETFL, O_RDONLY [pid 7474] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] close(4 [pid 7477] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5063] <... close resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 7477] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] rmdir("./80/file0" [pid 7480] <... mkdir resumed>) = 0 [pid 7477] <... futex resumed>) = 1 [pid 7474] <... futex resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] rmdir("./79/file1/work" [pid 7474] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./80/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7474] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7480] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7470] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] newfstatat(AT_FDCWD, "./80/file1", [pid 7480] <... futex resumed>) = 1 [pid 7478] <... futex resumed>) = 0 [pid 7474] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7470] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7480] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7478] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7477] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7470] <... futex resumed>) = 0 [pid 5063] umount2("./80/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7480] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7478] <... futex resumed>) = 0 [pid 7470] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7480] mkdir("./file1", 000 [pid 7478] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7477] <... openat resumed>) = 4 [pid 7470] <... mmap resumed>) = 0x7fef41191000 [pid 7477] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./80/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7477] <... futex resumed>) = 1 [pid 7474] <... futex resumed>) = 0 [pid 7477] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7474] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7477] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7474] <... futex resumed>) = 0 [pid 7477] sendfile(4, 4, NULL, 7 [pid 7474] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... rmdir resumed>) = 0 [pid 7470] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] <... openat resumed>) = 4 [pid 5062] umount2("./79/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7470] <... mprotect resumed>) = 0 [ 111.610264][ T7477] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5063] newfstatat(4, "", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7470] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7470] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] getdents64(4, [pid 5062] newfstatat(AT_FDCWD, "./79/file1/index", [pid 7480] <... mkdir resumed>) = 0 [pid 7470] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./79/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 ./strace-static-x86_64: Process 7482 attached [pid 7480] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7470] <... clone3 resumed> => {parent_tid=[7482]}, 88) = 7482 [pid 7482] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7480] <... futex resumed>) = 1 [pid 7478] <... futex resumed>) = 0 [pid 7470] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] umount2("./80/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7482] <... rseq resumed>) = 0 [pid 7480] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7478] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7470] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7482] set_robust_list(0x7fef411b19a0, 24 [pid 7478] <... futex resumed>) = 0 [pid 7470] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./80/file1/work", [pid 5062] openat(AT_FDCWD, "./79/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7478] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... openat resumed>) = 5 [pid 7470] <... futex resumed>) = 0 [pid 7482] <... set_robust_list resumed>) = 0 [pid 7470] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7482] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7482] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] newfstatat(5, "", [pid 7482] sendfile(3, 4, NULL, 281474978811911 [pid 5063] umount2("./80/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... umount2 resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7480] <... mount resumed>) = 0 [pid 5068] umount2("./81/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] openat(AT_FDCWD, "./80/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(5, [pid 5068] newfstatat(AT_FDCWD, "./81/bus", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... openat resumed>) = 5 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] umount2("./81/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(5, [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] openat(AT_FDCWD, "./81/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] close(5 [pid 5068] <... openat resumed>) = 4 [pid 5063] newfstatat(5, "", [pid 5068] newfstatat(4, "", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... close resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] rmdir("./79/file1/index" [pid 5068] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] getdents64(5, [pid 5068] umount2("./81/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... rmdir resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(5, [pid 7480] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./81/bus/file0", [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7480] <... futex resumed>) = 1 [pid 7478] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] close(5 [pid 5062] getdents64(4, [pid 7480] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7478] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... close resumed>) = 0 [pid 7480] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7478] <... futex resumed>) = 0 [pid 5063] rmdir("./80/file1/work" [pid 7480] unlink(NULL [pid 7478] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] unlink("./81/bus/file0" [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7480] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5063] umount2("./80/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7480] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7480] <... futex resumed>) = 1 [pid 7478] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./80/file1/index", [pid 7480] chdir("./bus" [pid 7478] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] close(4 [pid 7480] <... chdir resumed>) = 0 [pid 7478] <... futex resumed>) = 0 [pid 5063] umount2("./80/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7482] <... sendfile resumed>) = 4 [pid 7478] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7472] <... sendfile resumed>) = 4 [pid 5062] <... close resumed>) = 0 [pid 5068] getdents64(4, [pid 7482] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7480] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7478] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./79/file1" [pid 7482] <... futex resumed>) = 1 [pid 7480] <... futex resumed>) = 0 [pid 7478] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7470] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./80/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7482] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7480] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7478] <... futex resumed>) = 0 [pid 7472] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... openat resumed>) = 5 [pid 5062] <... rmdir resumed>) = 0 [pid 7480] <... open resumed>) = 3 [pid 7478] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7472] <... futex resumed>) = 0 [pid 5068] close(4 [pid 5063] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... close resumed>) = 0 [pid 7472] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] getdents64(5, [pid 7470] exit_group(0 [pid 5068] rmdir("./81/bus" [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] getdents64(3, [pid 7482] <... futex resumed>) = ? [pid 7472] <... futex resumed>) = ? [pid 7470] <... exit_group resumed>) = ? [pid 5063] getdents64(5, [pid 7482] +++ exited with 0 +++ [pid 7480] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7474] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7472] +++ exited with 0 +++ [pid 7470] +++ exited with 0 +++ [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7480] <... futex resumed>) = 1 [pid 7478] <... futex resumed>) = 0 [pid 7474] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7470, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5063] close(5 [pid 7480] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7478] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7474] <... futex resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 7480] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7478] <... futex resumed>) = 0 [pid 7474] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] rmdir("./80/file1/index" [pid 7480] fcntl(-1, F_SETFL, O_RDONLY [pid 7478] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7474] <... mmap resumed>) = 0x7fef41191000 [pid 5068] umount2("./81/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./80", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 5062] close(3 [pid 7480] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7474] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... close resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7480] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7474] <... mprotect resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./81/binderfs", [pid 5065] <... openat resumed>) = 3 [pid 5063] getdents64(4, [pid 5062] rmdir("./79" [pid 7480] <... futex resumed>) = 1 [pid 7478] <... futex resumed>) = 0 [pid 5065] newfstatat(3, "", [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7480] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7478] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] close(4 [pid 7480] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7478] <... futex resumed>) = 0 [pid 7480] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7478] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(3, [pid 5063] <... close resumed>) = 0 [pid 7480] <... openat resumed>) = 4 [pid 7474] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] rmdir("./80/file1" [pid 7480] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7478] <... futex resumed>) = 0 [pid 5068] unlink("./81/binderfs" [pid 5065] umount2("./80/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7480] sendfile(4, 4, NULL, 7 [pid 7478] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7474] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7478] <... futex resumed>) = 0 [pid 7474] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... unlink resumed>) = 0 [pid 7478] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7484 attached [pid 7474] <... clone3 resumed> => {parent_tid=[7484]}, 88) = 7484 [pid 5063] getdents64(3, [pid 5062] mkdir("./80", 0777 [pid 7484] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7474] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5068] umount2("./81/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7474] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7474] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7484] <... rseq resumed>) = 0 [pid 5063] close(3 [pid 7484] set_robust_list(0x7fef411b19a0, 24 [pid 7474] <... futex resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 7484] <... set_robust_list resumed>) = 0 [pid 5063] rmdir("./80" [pid 7484] rt_sigprocmask(SIG_SETMASK, [], [pid 7474] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7484] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... mkdir resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./81/file0", [pid 7484] sendfile(3, 4, NULL, 281474978811911 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] mkdir("./81", 0777 [pid 5068] umount2("./81/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] <... mkdir resumed>) = 0 [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [ 111.686281][ T7480] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5068] openat(AT_FDCWD, "./81/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7485 attached [pid 5068] <... openat resumed>) = 4 [pid 5065] <... umount2 resumed>) = 0 [pid 7485] set_robust_list(0x555555f856a0, 24 [pid 5068] newfstatat(4, "", [pid 5065] umount2("./80/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7485 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 7486 attached [pid 5068] getdents64(4, [pid 7486] set_robust_list(0x555555f856a0, 24 [pid 7485] <... set_robust_list resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7486] <... set_robust_list resumed>) = 0 [pid 7485] chdir("./80" [pid 5068] getdents64(4, [pid 5065] newfstatat(AT_FDCWD, "./80/bus", [pid 7486] chdir("./81" [pid 7485] <... chdir resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7486 [pid 7486] <... chdir resumed>) = 0 [pid 7485] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5068] close(4 [pid 5065] umount2("./80/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7486] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7485] <... prctl resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7486] <... prctl resumed>) = 0 [pid 7485] setpgid(0, 0 [pid 5068] rmdir("./81/file0" [pid 5065] openat(AT_FDCWD, "./80/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7486] setpgid(0, 0 [pid 7485] <... setpgid resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 7486] <... setpgid resumed>) = 0 [pid 7485] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5068] umount2("./81/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(4, "", [pid 7486] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7486] <... openat resumed>) = 3 [pid 7485] <... openat resumed>) = 3 [pid 5068] newfstatat(AT_FDCWD, "./81/file1", [pid 5065] getdents64(4, [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7486] write(3, "1000", 4 [pid 7485] write(3, "1000", 4 [pid 5065] umount2("./80/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] umount2("./81/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7486] <... write resumed>) = 4 [pid 7485] <... write resumed>) = 4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7486] close(3 [pid 7485] close(3 [pid 5068] openat(AT_FDCWD, "./81/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7486] <... close resumed>) = 0 [pid 7485] <... close resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./80/bus/file0", [pid 7486] symlink("/dev/binderfs", "./binderfs" [pid 7485] symlink("/dev/binderfs", "./binderfs" [pid 5068] <... openat resumed>) = 4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7486] <... symlink resumed>) = 0 [pid 7485] <... symlink resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 5065] unlink("./80/bus/file0" [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7486] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5065] <... unlink resumed>) = 0 [pid 7486] <... futex resumed>) = 0 [pid 7486] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7485] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7486] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7485] <... futex resumed>) = 0 [pid 5068] umount2("./81/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7486] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7485] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5065] getdents64(4, [pid 7486] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7485] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7486] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7485] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] newfstatat(AT_FDCWD, "./81/file1/work", [pid 5065] close(4 [pid 7486] <... mmap resumed>) = 0x7fef411b2000 [pid 7485] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... close resumed>) = 0 [pid 7486] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7485] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] umount2("./81/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] rmdir("./80/bus" [pid 7486] <... mprotect resumed>) = 0 [pid 7485] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7486] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7485] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] openat(AT_FDCWD, "./81/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... rmdir resumed>) = 0 [pid 7485] <... mprotect resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 7486] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] newfstatat(5, "", [pid 7486] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7485] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7478] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] umount2("./80/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7485] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7478] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7488 attached [pid 7486] <... clone3 resumed> => {parent_tid=[7488]}, 88) = 7488 [pid 7478] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 5065] newfstatat(AT_FDCWD, "./80/binderfs", [pid 7488] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7486] rt_sigprocmask(SIG_SETMASK, [], [pid 7485] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7478] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7488] <... rseq resumed>) = 0 [pid 7486] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7489 attached [pid 7488] set_robust_list(0x7fef411d29a0, 24 [pid 7486] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 5065] unlink("./80/binderfs" [pid 7489] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7488] <... set_robust_list resumed>) = 0 [pid 7486] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7486] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7489] <... rseq resumed>) = 0 [pid 7488] rt_sigprocmask(SIG_SETMASK, [], [pid 7485] <... clone3 resumed> => {parent_tid=[7489]}, 88) = 7489 [pid 7484] <... sendfile resumed>) = 4 [pid 7478] <... mmap resumed>) = 0x7fef41191000 [pid 7477] <... sendfile resumed>) = 4 [pid 7474] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] close(5 [pid 5065] <... unlink resumed>) = 0 [pid 7489] set_robust_list(0x7fef411d29a0, 24 [pid 7488] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7477] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./80/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7489] <... set_robust_list resumed>) = 0 [pid 7477] <... futex resumed>) = 0 [pid 7489] rt_sigprocmask(SIG_SETMASK, [], [pid 7477] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7489] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7488] mkdir("./file0", 000 [pid 5065] newfstatat(AT_FDCWD, "./80/file0", [pid 7489] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7485] rt_sigprocmask(SIG_SETMASK, [], [pid 7484] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7478] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... close resumed>) = 0 [pid 7474] exit_group(0) = ? [pid 7477] <... futex resumed>) = ? [pid 7485] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7484] <... futex resumed>) = ? [pid 7478] <... mprotect resumed>) = 0 [pid 7477] +++ exited with 0 +++ [pid 5068] rmdir("./81/file1/work" [pid 7488] <... mkdir resumed>) = 0 [pid 7485] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7484] +++ exited with 0 +++ [pid 7478] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7474] +++ exited with 0 +++ [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7489] <... futex resumed>) = 0 [pid 7485] <... futex resumed>) = 1 [pid 7478] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7489] mkdir("./file0", 000 [pid 7488] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7485] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7478] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] umount2("./81/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./80/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7474, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- ./strace-static-x86_64: Process 7491 attached [pid 7489] <... mkdir resumed>) = 0 [pid 7488] <... futex resumed>) = 1 [pid 7486] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] restart_syscall(<... resuming interrupted clone ...> [pid 7491] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7478] <... clone3 resumed> => {parent_tid=[7491]}, 88) = 7491 [pid 5068] newfstatat(AT_FDCWD, "./81/file1/index", [pid 7488] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] openat(AT_FDCWD, "./80/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7491] <... rseq resumed>) = 0 [pid 7489] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7488] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7486] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7478] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... restart_syscall resumed>) = 0 [pid 7491] set_robust_list(0x7fef411b19a0, 24 [pid 7489] <... futex resumed>) = 1 [pid 7488] mkdir("./bus", 000 [pid 7486] <... futex resumed>) = 0 [pid 7485] <... futex resumed>) = 0 [pid 7478] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... openat resumed>) = 4 [pid 7491] <... set_robust_list resumed>) = 0 [pid 7489] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7485] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7478] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./81/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7486] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7491] rt_sigprocmask(SIG_SETMASK, [], [pid 7489] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7488] <... mkdir resumed>) = 0 [pid 7485] <... futex resumed>) = 0 [pid 7478] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(4, "", [pid 7491] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7489] mkdir("./bus", 000 [pid 7488] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7485] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7478] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./81/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7491] sendfile(3, 4, NULL, 281474978811911 [pid 5068] <... openat resumed>) = 5 [pid 5061] umount2("./79", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(5, [pid 7488] <... futex resumed>) = 1 [pid 7486] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(4, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7488] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7486] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7488] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7486] <... futex resumed>) = 0 [pid 7488] mkdir("./file1", 000 [pid 7486] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(5, [pid 5061] <... openat resumed>) = 3 [pid 7488] <... mkdir resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] getdents64(4, [pid 5068] close(5 [pid 7489] <... mkdir resumed>) = 0 [pid 7488] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(3, "", [pid 7488] <... futex resumed>) = 1 [pid 7486] <... futex resumed>) = 0 [pid 5068] rmdir("./81/file1/index" [pid 5065] close(4 [pid 7489] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7488] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7486] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7489] <... futex resumed>) = 1 [pid 7486] <... futex resumed>) = 0 [pid 7485] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] rmdir("./80/file0" [pid 5061] getdents64(3, [pid 7489] mkdir("./file1", 000 [pid 7486] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7485] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7485] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7489] <... mkdir resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5068] close(4) = 0 [pid 7489] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7488] <... mount resumed>) = 0 [pid 5065] umount2("./80/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./79/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7489] <... futex resumed>) = 1 [pid 7488] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7485] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7488] <... futex resumed>) = 1 [pid 7486] <... futex resumed>) = 0 [pid 7485] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7489] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5068] rmdir("./81/file1" [pid 5065] newfstatat(AT_FDCWD, "./80/file1", [pid 7488] unlink(NULL [pid 7486] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7485] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7486] <... futex resumed>) = 0 [pid 7485] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(3, [pid 5065] umount2("./80/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7488] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7488] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(3 [pid 7488] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7488] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7486] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] openat(AT_FDCWD, "./80/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7486] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] rmdir("./81" [pid 5065] <... openat resumed>) = 4 [pid 7486] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(4, "", [pid 7488] <... futex resumed>) = 0 [pid 7486] <... futex resumed>) = 1 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7488] chdir("./bus" [pid 7486] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7488] <... chdir resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] getdents64(4, [pid 7488] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7486] <... futex resumed>) = 0 [pid 5068] mkdir("./82", 0777 [pid 7488] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7486] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7488] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7488] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7486] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... mkdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7478] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7489] <... mount resumed>) = 0 [pid 7488] <... open resumed>) = 3 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] umount2("./80/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7489] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7488] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 7493 attached [pid 7489] <... futex resumed>) = 1 [pid 7488] <... futex resumed>) = 1 [pid 7486] <... futex resumed>) = 0 [pid 7485] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7493] set_robust_list(0x555555f856a0, 24 [pid 7489] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7488] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7486] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7485] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = 0 [pid 7488] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] newfstatat(AT_FDCWD, "./80/file1/work", [pid 7493] <... set_robust_list resumed>) = 0 [pid 7489] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7488] fcntl(-1, F_SETFL, O_RDONLY [pid 7486] <... futex resumed>) = 0 [pid 7485] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7493] chdir("./82" [pid 7489] unlink(NULL [pid 7488] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7486] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7485] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7493 [pid 5065] umount2("./80/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./79/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7493] <... chdir resumed>) = 0 [pid 7489] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7488] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7486] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7493] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7491] <... sendfile resumed>) = 4 [pid 7489] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7488] <... futex resumed>) = 0 [pid 7486] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7480] <... sendfile resumed>) = 4 [pid 5065] openat(AT_FDCWD, "./80/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] newfstatat(AT_FDCWD, "./79/bus", [pid 7493] <... prctl resumed>) = 0 [pid 7488] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7486] <... futex resumed>) = 0 [pid 7493] setpgid(0, 0 [pid 7480] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 5 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7493] <... setpgid resumed>) = 0 [pid 7488] <... openat resumed>) = 4 [pid 7486] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7480] <... futex resumed>) = 0 [pid 5065] newfstatat(5, "", [pid 5061] umount2("./79/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7491] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7493] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7489] <... futex resumed>) = 1 [pid 7488] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7486] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7491] <... futex resumed>) = 0 [pid 7485] <... futex resumed>) = 0 [pid 7480] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7478] exit_group(0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7493] <... openat resumed>) = 3 [pid 7489] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7488] <... futex resumed>) = 0 [pid 7486] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7485] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7480] <... futex resumed>) = ? [pid 7478] <... exit_group resumed>) = ? [pid 5065] getdents64(5, [pid 7493] write(3, "1000", 4 [pid 7491] +++ exited with 0 +++ [pid 7489] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7488] sendfile(4, 4, NULL, 7 [pid 7486] <... futex resumed>) = 0 [pid 7485] <... futex resumed>) = 0 [pid 7480] +++ exited with 0 +++ [pid 7478] +++ exited with 0 +++ [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] openat(AT_FDCWD, "./79/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7493] <... write resumed>) = 4 [pid 7489] chdir("./bus" [pid 7486] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7485] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(5, [pid 5061] <... openat resumed>) = 4 [pid 7493] close(3 [pid 7489] <... chdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7478, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 7493] <... close resumed>) = 0 [pid 7489] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(5 [pid 5061] newfstatat(4, "", [pid 7493] symlink("/dev/binderfs", "./binderfs" [pid 7489] <... futex resumed>) = 1 [pid 7485] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./79", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7493] <... symlink resumed>) = 0 [pid 7489] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7485] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [ 111.835594][ T7488] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 111.865851][ T7489] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5061] getdents64(4, [pid 7485] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] rmdir("./80/file1/work" [pid 7493] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7489] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7485] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] umount2("./79/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./79", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7493] <... futex resumed>) = 0 [pid 7489] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5065] <... rmdir resumed>) = 0 [pid 7493] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7489] <... open resumed>) = 3 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 3 [pid 7493] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5061] newfstatat(AT_FDCWD, "./79/bus/file0", [pid 5065] umount2("./80/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(3, "", [pid 7493] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] newfstatat(AT_FDCWD, "./80/file1/index", [pid 5060] getdents64(3, [pid 7493] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] unlink("./79/bus/file0" [pid 7493] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] umount2("./80/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... unlink resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7493] <... mmap resumed>) = 0x7fef411b2000 [pid 7489] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7485] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(4, [pid 5060] umount2("./79/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7493] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7489] fcntl(-1, F_SETFL, O_RDONLY [pid 7485] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./80/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7493] <... mprotect resumed>) = 0 [pid 7489] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7485] <... futex resumed>) = 0 [pid 7493] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7489] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7485] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... openat resumed>) = 5 [pid 5061] close(4 [pid 7489] <... futex resumed>) = 0 [pid 7485] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] <... close resumed>) = 0 [pid 7493] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7489] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7485] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(5, "", [pid 7493] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7489] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7485] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] rmdir("./79/bus" [pid 7489] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7485] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(5, ./strace-static-x86_64: Process 7495 attached [pid 7493] <... clone3 resumed> => {parent_tid=[7495]}, 88) = 7495 [pid 7489] <... openat resumed>) = 4 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... rmdir resumed>) = 0 [pid 7495] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7493] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] getdents64(5, [pid 7495] <... rseq resumed>) = 0 [pid 7493] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7489] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7493] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7489] <... futex resumed>) = 1 [pid 7485] <... futex resumed>) = 0 [pid 5065] close(5 [pid 5061] umount2("./79/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7495] set_robust_list(0x7fef411d29a0, 24 [pid 7493] <... futex resumed>) = 0 [pid 7489] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7485] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7493] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7489] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7485] <... futex resumed>) = 0 [pid 5065] rmdir("./80/file1/index" [pid 7489] sendfile(4, 4, NULL, 7 [pid 7485] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(AT_FDCWD, "./79/binderfs", [pid 7495] <... set_robust_list resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] unlink("./79/binderfs" [pid 7495] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] <... unlink resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 7495] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7495] mkdir("./file0", 000 [pid 5065] getdents64(4, [pid 5061] umount2("./79/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7495] <... mkdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(AT_FDCWD, "./79/file0", [pid 5065] close(4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7495] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 7495] <... futex resumed>) = 1 [pid 7493] <... futex resumed>) = 0 [pid 5065] rmdir("./80/file1" [pid 5061] umount2("./79/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7495] mkdir("./bus", 000 [pid 7493] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./79/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 7495] <... mkdir resumed>) = 0 [pid 7493] <... futex resumed>) = 0 [pid 5065] getdents64(3, [pid 5061] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] close(4 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] <... close resumed>) = 0 [pid 7493] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] close(3 [pid 7495] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7493] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] <... umount2 resumed>) = 0 [pid 7495] <... futex resumed>) = 0 [pid 7493] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5060] umount2("./79/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7495] mkdir("./file1", 000 [pid 7493] <... futex resumed>) = 0 [pid 5065] rmdir("./80" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] rmdir("./79/file0" [pid 7495] <... mkdir resumed>) = 0 [pid 7493] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./79/bus", [pid 5065] mkdir("./81", 0777 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./79/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./79/file1", [pid 5065] <... mkdir resumed>) = 0 [pid 5060] umount2("./79/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7495] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7495] <... futex resumed>) = 1 [pid 7493] <... futex resumed>) = 0 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] umount2("./79/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./79/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7495] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7493] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7495] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7493] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 4 [pid 7495] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7493] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] newfstatat(4, "", [pid 7486] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] openat(AT_FDCWD, "./79/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7486] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... openat resumed>) = 4 [pid 7486] <... futex resumed>) = 0 [pid 7486] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef41191000 [pid 5061] newfstatat(4, "", [pid 7486] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7486] <... mprotect resumed>) = 0 [pid 5061] getdents64(4, [pid 7486] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7486] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7486] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5061] umount2("./79/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7486] <... clone3 resumed> => {parent_tid=[7496]}, 88) = 7496 [pid 7486] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] newfstatat(AT_FDCWD, "./79/file1/work", [pid 7486] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7486] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5061] umount2("./79/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7486] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./79/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 ./strace-static-x86_64: Process 7497 attached ./strace-static-x86_64: Process 7496 attached [pid 7495] <... mount resumed>) = 0 [pid 7485] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] newfstatat(5, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7496] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7495] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7497 [pid 7497] set_robust_list(0x555555f856a0, 24 [pid 7496] <... rseq resumed>) = 0 [pid 7493] <... futex resumed>) = 0 [pid 5060] getdents64(4, [pid 7496] set_robust_list(0x7fef411b19a0, 24 [pid 7495] <... futex resumed>) = 1 [pid 7493] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7497] <... set_robust_list resumed>) = 0 [pid 7496] <... set_robust_list resumed>) = 0 [pid 7495] unlink(NULL [pid 7493] <... futex resumed>) = 0 [pid 7485] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7497] chdir("./81" [pid 7496] rt_sigprocmask(SIG_SETMASK, [], [pid 7495] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7493] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7485] <... futex resumed>) = 0 [pid 5061] getdents64(5, [pid 7497] <... chdir resumed>) = 0 [pid 7496] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7495] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7493] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7485] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] umount2("./79/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7497] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7496] sendfile(3, 4, NULL, 281474978811911 [pid 7495] <... futex resumed>) = 0 [pid 7493] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7485] <... mmap resumed>) = 0x7fef41191000 [pid 5061] getdents64(5, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7497] <... prctl resumed>) = 0 [pid 7495] chdir("./bus" [pid 7493] <... futex resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./79/bus/file0", [pid 7497] setpgid(0, 0 [pid 7495] <... chdir resumed>) = 0 [pid 7493] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7485] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7497] <... setpgid resumed>) = 0 [pid 7495] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7493] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7485] <... mprotect resumed>) = 0 [pid 5061] close(5 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7497] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7495] <... futex resumed>) = 0 [pid 7493] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7485] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] unlink("./79/bus/file0" [pid 7495] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7493] <... futex resumed>) = 0 [pid 7493] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7485] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] <... close resumed>) = 0 [pid 7485] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5061] rmdir("./79/file1/work"./strace-static-x86_64: Process 7499 attached [pid 7495] <... open resumed>) = 3 [pid 5060] <... unlink resumed>) = 0 [pid 7499] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7497] <... openat resumed>) = 3 [pid 7495] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7485] <... clone3 resumed> => {parent_tid=[7499]}, 88) = 7499 [pid 5061] <... rmdir resumed>) = 0 [pid 7499] <... rseq resumed>) = 0 [pid 7497] write(3, "1000", 4 [pid 7495] <... futex resumed>) = 1 [pid 7493] <... futex resumed>) = 0 [pid 7485] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] getdents64(4, [pid 7499] set_robust_list(0x7fef411b19a0, 24 [pid 7497] <... write resumed>) = 4 [pid 7495] fcntl(-1, F_SETFL, O_RDONLY [pid 7493] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7485] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7499] <... set_robust_list resumed>) = 0 [pid 7497] close(3 [pid 7495] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7493] <... futex resumed>) = 0 [pid 7485] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./79/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] close(4 [pid 7499] rt_sigprocmask(SIG_SETMASK, [], [pid 7497] <... close resumed>) = 0 [pid 7495] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7493] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7485] <... futex resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7499] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7497] symlink("/dev/binderfs", "./binderfs" [pid 7495] <... futex resumed>) = 0 [pid 7493] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7485] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] rmdir("./79/bus" [pid 7499] sendfile(3, 4, NULL, 281474978811911 [pid 7495] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7493] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(AT_FDCWD, "./79/file1/index", [pid 7495] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7493] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7497] <... symlink resumed>) = 0 [pid 7495] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7493] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] umount2("./79/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./79/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7497] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7495] <... openat resumed>) = 4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7497] <... futex resumed>) = 0 [pid 7495] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7497] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7495] <... futex resumed>) = 1 [pid 7493] <... futex resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./79/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] newfstatat(AT_FDCWD, "./79/binderfs", [pid 7497] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7495] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7493] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7497] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7495] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7493] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7497] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7495] sendfile(4, 4, NULL, 7 [pid 7493] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] unlink("./79/binderfs" [pid 7497] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 5061] <... openat resumed>) = 5 [pid 5060] <... unlink resumed>) = 0 [pid 7497] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5061] newfstatat(5, "", [pid 7497] <... mprotect resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./79/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7497] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7497] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] getdents64(5, [pid 5060] newfstatat(AT_FDCWD, "./79/file0", [pid 7497] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7500 attached [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] umount2("./79/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7500] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7497] <... clone3 resumed> => {parent_tid=[7500]}, 88) = 7500 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7500] <... rseq resumed>) = 0 [pid 7497] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] getdents64(5, [pid 5060] openat(AT_FDCWD, "./79/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7500] set_robust_list(0x7fef411d29a0, 24 [pid 7497] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7500] <... set_robust_list resumed>) = 0 [pid 7497] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] close(5 [pid 5060] <... openat resumed>) = 4 [pid 7500] rt_sigprocmask(SIG_SETMASK, [], [pid 7497] <... futex resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 5060] newfstatat(4, "", [pid 7500] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7486] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7500] mkdir("./file0", 000 [pid 7497] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] rmdir("./79/file1/index" [pid 5060] getdents64(4, [pid 7500] <... mkdir resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [ 111.968121][ T7495] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5060] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7500] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(4, [pid 5060] close(4 [pid 7500] <... futex resumed>) = 1 [pid 7497] <... futex resumed>) = 0 [pid 7497] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... close resumed>) = 0 [pid 7500] mkdir("./bus", 000 [pid 7497] <... futex resumed>) = 0 [pid 7500] <... mkdir resumed>) = 0 [pid 7497] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7496] <... sendfile resumed>) = 4 [pid 7488] <... sendfile resumed>) = 4 [pid 5061] close(4 [pid 5060] rmdir("./79/file0" [pid 7496] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7488] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7486] exit_group(0 [pid 5061] <... close resumed>) = 0 [pid 7500] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7496] <... futex resumed>) = -1 (errno 18446744073709551414) [pid 7488] <... futex resumed>) = -1 (errno 18446744073709551414) [pid 7486] <... exit_group resumed>) = ? [pid 7496] +++ exited with 0 +++ [pid 5061] rmdir("./79/file1" [pid 7488] +++ exited with 0 +++ [pid 5060] <... rmdir resumed>) = 0 [pid 7500] <... futex resumed>) = 1 [pid 7497] <... futex resumed>) = 0 [pid 7486] +++ exited with 0 +++ [pid 5061] <... rmdir resumed>) = 0 [pid 5060] umount2("./79/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7500] mkdir("./file1", 000 [pid 7497] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7500] <... mkdir resumed>) = 0 [pid 7497] <... futex resumed>) = 0 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7486, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5061] getdents64(3, [pid 5060] newfstatat(AT_FDCWD, "./79/file1", [pid 7497] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7500] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./81", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7500] <... futex resumed>) = 1 [pid 7497] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] close(3 [pid 5060] umount2("./79/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7500] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7497] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... close resumed>) = 0 [pid 7497] <... futex resumed>) = 0 [pid 5061] rmdir("./79" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7497] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] openat(AT_FDCWD, "./79/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5060] newfstatat(4, "", [pid 5063] <... openat resumed>) = 3 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] getdents64(4, [pid 5061] mkdir("./80", 0777 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... mkdir resumed>) = 0 [pid 5060] umount2("./79/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(3, [pid 7485] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 ./strace-static-x86_64: Process 7502 attached [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7502 [pid 5060] newfstatat(AT_FDCWD, "./79/file1/work", [pid 7502] set_robust_list(0x555555f856a0, 24) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./79/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7502] chdir("./80" [pid 5060] openat(AT_FDCWD, "./79/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7502] <... chdir resumed>) = 0 [pid 7502] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5063] umount2("./81/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... openat resumed>) = 5 [pid 7502] <... prctl resumed>) = 0 [pid 5060] newfstatat(5, "", [pid 7502] setpgid(0, 0 [pid 7493] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7493] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(5, [pid 7493] <... futex resumed>) = 0 [pid 7493] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7493] <... mmap resumed>) = 0x7fef41191000 [pid 5060] getdents64(5, [pid 7493] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(5) = 0 [pid 5060] rmdir("./79/file1/work") = 0 [pid 5060] umount2("./79/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7493] <... mprotect resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./79/file1/index", [pid 7493] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7493] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5060] umount2("./79/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7503 attached ) = -1 EINVAL (Invalid argument) [pid 7503] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7493] <... clone3 resumed> => {parent_tid=[7503]}, 88) = 7503 [pid 5060] openat(AT_FDCWD, "./79/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7503] <... rseq resumed>) = 0 [pid 7493] rt_sigprocmask(SIG_SETMASK, [], [pid 7503] set_robust_list(0x7fef411b19a0, 24 [pid 7493] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] <... openat resumed>) = 5 [pid 7503] <... set_robust_list resumed>) = 0 [pid 7493] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] newfstatat(5, "", [pid 7503] rt_sigprocmask(SIG_SETMASK, [], [pid 7493] <... futex resumed>) = 0 [pid 7503] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7502] <... setpgid resumed>) = 0 [pid 7493] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7503] sendfile(3, 4, NULL, 281474978811911 [pid 7502] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7500] <... mount resumed>) = 0 [pid 5060] getdents64(5, [pid 7502] <... openat resumed>) = 3 [pid 7500] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(5, [pid 7500] <... futex resumed>) = 1 [pid 7497] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7500] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7497] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] close(5 [pid 7502] write(3, "1000", 4 [pid 7500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7497] <... futex resumed>) = 0 [pid 7502] <... write resumed>) = 4 [pid 7500] unlink(NULL [pid 7497] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... close resumed>) = 0 [pid 7502] close(3 [pid 7500] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7502] <... close resumed>) = 0 [pid 7500] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] rmdir("./79/file1/index" [pid 7502] symlink("/dev/binderfs", "./binderfs" [pid 7500] <... futex resumed>) = 1 [pid 7497] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = 0 [pid 7500] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7497] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./81/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 7502] <... symlink resumed>) = 0 [pid 7500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7497] <... futex resumed>) = 0 [pid 5060] getdents64(4, [pid 7502] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7500] chdir("./bus" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7502] <... futex resumed>) = 0 [pid 7500] <... chdir resumed>) = 0 [pid 7497] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(AT_FDCWD, "./81/bus", [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7502] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7500] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] close(4 [pid 7502] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7500] <... futex resumed>) = 1 [pid 7497] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... close resumed>) = 0 [pid 7502] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7500] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7497] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./81/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./79/file1" [pid 7502] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7502] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [ 112.050531][ T7500] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7500] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5060] <... rmdir resumed>) = 0 [pid 7502] <... mmap resumed>) = 0x7fef411b2000 [pid 7500] <... open resumed>) = 3 [pid 7497] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./81/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(3, [pid 7502] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5063] <... openat resumed>) = 4 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7497] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(4, "", [pid 5060] close(3 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7502] <... mprotect resumed>) = 0 [pid 5063] getdents64(4, [pid 5060] <... close resumed>) = 0 [pid 7502] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7500] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7502] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] umount2("./81/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./79" [pid 7502] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7500] <... futex resumed>) = 1 [pid 7497] <... futex resumed>) = 0 ./strace-static-x86_64: Process 7505 attached [pid 7500] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7497] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... rmdir resumed>) = 0 [pid 7505] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7502] <... clone3 resumed> => {parent_tid=[7505]}, 88) = 7505 [pid 7500] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7497] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./81/bus/file0", [pid 5060] mkdir("./80", 0777 [pid 7505] <... rseq resumed>) = 0 [pid 7502] rt_sigprocmask(SIG_SETMASK, [], [pid 7500] fcntl(-1, F_SETFL, O_RDONLY [pid 7497] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7505] set_robust_list(0x7fef411d29a0, 24 [pid 7502] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7500] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7505] <... set_robust_list resumed>) = 0 [pid 7502] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7500] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... mkdir resumed>) = 0 [pid 7505] rt_sigprocmask(SIG_SETMASK, [], [pid 7502] <... futex resumed>) = 0 [pid 7500] <... futex resumed>) = 1 [pid 7497] <... futex resumed>) = 0 [pid 5063] unlink("./81/bus/file0" [pid 7505] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7502] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7500] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7497] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7505] mkdir("./file0", 000 [pid 7500] <... openat resumed>) = 4 [pid 7497] <... futex resumed>) = 0 [pid 7497] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7500] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7505] <... mkdir resumed>) = 0 [pid 7500] <... futex resumed>) = 1 [pid 7497] <... futex resumed>) = 0 [pid 7505] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7500] sendfile(4, 4, NULL, 7 [pid 7497] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7505] <... futex resumed>) = 1 [pid 7502] <... futex resumed>) = 0 [pid 7497] <... futex resumed>) = 0 [pid 5063] <... unlink resumed>) = 0 [pid 7505] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7502] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7497] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(4, ./strace-static-x86_64: Process 7506 attached [pid 7505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7502] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7506] set_robust_list(0x555555f856a0, 24 [pid 7505] mkdir("./bus", 000 [pid 7502] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] close(4 [pid 7506] <... set_robust_list resumed>) = 0 [pid 7506] chdir("./80" [pid 7505] <... mkdir resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7506 [pid 7505] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] rmdir("./81/bus" [pid 7506] <... chdir resumed>) = 0 [pid 7505] <... futex resumed>) = 1 [pid 7502] <... futex resumed>) = 0 [pid 7506] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7502] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7506] <... prctl resumed>) = 0 [pid 7505] mkdir("./file1", 000 [pid 7502] <... futex resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7506] setpgid(0, 0 [pid 7502] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7506] <... setpgid resumed>) = 0 [pid 7505] <... mkdir resumed>) = 0 [pid 5063] umount2("./81/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7505] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7506] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7505] <... futex resumed>) = 1 [pid 7503] <... sendfile resumed>) = 4 [pid 7502] <... futex resumed>) = 0 [pid 7495] <... sendfile resumed>) = 4 [pid 7493] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] newfstatat(AT_FDCWD, "./81/binderfs", [pid 7506] <... openat resumed>) = 3 [pid 7505] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7503] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7502] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7495] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7506] write(3, "1000", 4) = 4 [pid 7506] close(3) = 0 [pid 7506] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7506] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7506] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 7506] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7506] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7505] <... mount resumed>) = 0 [pid 7503] <... futex resumed>) = 0 [pid 7502] <... futex resumed>) = 0 [pid 7495] <... futex resumed>) = 0 [pid 7506] <... mmap resumed>) = 0x7fef411b2000 [pid 5063] unlink("./81/binderfs" [pid 7506] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7505] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7503] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7502] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7495] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7493] exit_group(0 [pid 5063] <... unlink resumed>) = 0 [pid 7506] <... mprotect resumed>) = 0 [pid 7505] <... futex resumed>) = 0 [pid 7503] <... futex resumed>) = ? [pid 7502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7495] <... futex resumed>) = ? [pid 7493] <... exit_group resumed>) = ? [pid 5063] umount2("./81/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7506] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7505] unlink(NULL [pid 7503] +++ exited with 0 +++ [pid 7502] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7495] +++ exited with 0 +++ [pid 7493] +++ exited with 0 +++ [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7505] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7502] <... futex resumed>) = 0 [pid 7497] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] newfstatat(AT_FDCWD, "./81/file0", [pid 7506] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7505] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7502] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7497] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7493, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7506] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7505] <... futex resumed>) = 0 [pid 7502] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7497] <... futex resumed>) = 0 [pid 5068] restart_syscall(<... resuming interrupted clone ...> [pid 5063] umount2("./81/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7509 attached [pid 7505] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7502] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... restart_syscall resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7509] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7506] <... clone3 resumed> => {parent_tid=[7509]}, 88) = 7509 [pid 7505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7502] <... futex resumed>) = 0 [pid 7497] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] openat(AT_FDCWD, "./81/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7509] <... rseq resumed>) = 0 [pid 7506] rt_sigprocmask(SIG_SETMASK, [], [pid 7505] chdir("./bus" [pid 7502] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... openat resumed>) = 4 [pid 7497] <... mmap resumed>) = 0x7fef41191000 [pid 7509] set_robust_list(0x7fef411d29a0, 24 [pid 7506] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7505] <... chdir resumed>) = 0 [pid 7497] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] umount2("./82", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(4, "", [pid 7509] <... set_robust_list resumed>) = 0 [pid 7506] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7505] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7509] rt_sigprocmask(SIG_SETMASK, [], [pid 7506] <... futex resumed>) = 0 [pid 7505] <... futex resumed>) = 1 [pid 7502] <... futex resumed>) = 0 [pid 7497] <... mprotect resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] getdents64(4, [pid 7509] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7506] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7505] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7502] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7497] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... openat resumed>) = 3 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7509] mkdir("./file0", 000 [pid 7505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7502] <... futex resumed>) = 0 [pid 7497] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] newfstatat(3, "", [pid 5063] getdents64(4, [pid 7509] <... mkdir resumed>) = 0 [pid 7505] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7502] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7497] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] getdents64(3, [pid 5063] close(4 [pid 7509] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7505] <... open resumed>) = 3 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... close resumed>) = 0 ./strace-static-x86_64: Process 7510 attached [pid 5068] umount2("./82/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7510] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 5063] rmdir("./81/file0" [pid 7510] <... rseq resumed>) = 0 [pid 7497] <... clone3 resumed> => {parent_tid=[7510]}, 88) = 7510 [pid 5063] <... rmdir resumed>) = 0 [pid 7510] set_robust_list(0x7fef411b19a0, 24 [pid 7497] rt_sigprocmask(SIG_SETMASK, [], [pid 7510] <... set_robust_list resumed>) = 0 [pid 7509] <... futex resumed>) = 1 [pid 7506] <... futex resumed>) = 0 [pid 7497] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7505] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./81/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7510] rt_sigprocmask(SIG_SETMASK, [], [pid 7509] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7506] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7505] <... futex resumed>) = 1 [pid 7502] <... futex resumed>) = 0 [pid 7497] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7510] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7509] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7506] <... futex resumed>) = 0 [pid 7505] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7502] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./81/file1", [pid 7510] sendfile(3, 4, NULL, 281474978811911 [pid 7509] mkdir("./bus", 000 [pid 7506] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7502] <... futex resumed>) = 0 [pid 7497] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7509] <... mkdir resumed>) = 0 [pid 7505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7502] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 112.148346][ T7505] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7497] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./81/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7509] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7505] fcntl(-1, F_SETFL, O_RDONLY [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7509] <... futex resumed>) = 1 [pid 7506] <... futex resumed>) = 0 [pid 7505] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5063] openat(AT_FDCWD, "./81/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7509] mkdir("./file1", 000 [pid 7506] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7505] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 4 [pid 7506] <... futex resumed>) = 0 [pid 7505] <... futex resumed>) = 1 [pid 7502] <... futex resumed>) = 0 [pid 7509] <... mkdir resumed>) = 0 [pid 7506] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7505] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7502] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(4, "", [pid 7505] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7502] <... futex resumed>) = 0 [pid 7505] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7502] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7509] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7505] <... openat resumed>) = 4 [pid 5063] getdents64(4, [pid 7509] <... futex resumed>) = 1 [pid 7506] <... futex resumed>) = 0 [pid 7509] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7506] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7505] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7506] <... futex resumed>) = 0 [pid 5068] umount2("./82/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7506] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./81/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] newfstatat(AT_FDCWD, "./82/bus", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] newfstatat(AT_FDCWD, "./81/file1/work", [pid 5068] umount2("./82/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./81/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7505] <... futex resumed>) = 1 [pid 7502] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./82/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] openat(AT_FDCWD, "./81/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7505] sendfile(4, 4, NULL, 7 [pid 7502] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 4 [pid 5063] <... openat resumed>) = 5 [pid 7502] <... futex resumed>) = 0 [pid 5063] newfstatat(5, "", [pid 7502] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(4, "", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(5, [pid 5068] getdents64(4, [pid 7489] <... sendfile resumed>) = 4 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5068] umount2("./82/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7489] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7489] <... futex resumed>) = 0 [pid 7489] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7499] <... sendfile resumed>) = 4 [pid 5063] close(5 [pid 7499] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./82/bus/file0", [pid 5063] <... close resumed>) = 0 [pid 5063] rmdir("./81/file1/work" [pid 7499] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7499] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7485] exit_group(0 [pid 5068] unlink("./82/bus/file0" [pid 7485] <... exit_group resumed>) = ? [pid 5063] umount2("./81/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./81/file1/index", [pid 7489] <... futex resumed>) = ? [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7489] +++ exited with 0 +++ [pid 5063] umount2("./81/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] getdents64(4, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7499] <... futex resumed>) = ? [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] openat(AT_FDCWD, "./81/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] close(4 [pid 5063] <... openat resumed>) = 5 [pid 5063] newfstatat(5, "", [pid 5068] <... close resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] close(5 [pid 5068] rmdir("./82/bus" [pid 5063] <... close resumed>) = 0 [pid 5063] rmdir("./81/file1/index") = 0 [pid 5063] getdents64(4, [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] close(4) = 0 [pid 5068] umount2("./82/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] rmdir("./81/file1") = 0 [pid 5063] getdents64(3, [pid 5068] newfstatat(AT_FDCWD, "./82/binderfs", [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] close(3 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7499] +++ exited with 0 +++ [pid 7485] +++ exited with 0 +++ [pid 5068] unlink("./82/binderfs" [pid 5063] <... close resumed>) = 0 [pid 7509] <... mount resumed>) = 0 [pid 7497] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... unlink resumed>) = 0 [pid 5063] rmdir("./81" [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7485, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5068] umount2("./82/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 5062] umount2("./80", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./82/file0", [pid 5062] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] mkdir("./82", 0777 [pid 5062] <... openat resumed>) = 3 [pid 7509] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... mkdir resumed>) = 0 [pid 7509] <... futex resumed>) = 1 [pid 7506] <... futex resumed>) = 0 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7509] unlink(NULL [pid 7506] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./82/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(3, "", [pid 7509] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7506] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7512 attached [pid 7509] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7506] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./82/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] getdents64(3, [pid 7506] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... openat resumed>) = 4 [pid 7509] <... futex resumed>) = 0 [pid 7506] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(4, "", [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7512] set_robust_list(0x555555f856a0, 24 [pid 7509] chdir("./bus" [pid 7506] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7512 [pid 5062] umount2("./80/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7512] <... set_robust_list resumed>) = 0 [pid 7509] <... chdir resumed>) = 0 [pid 7506] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, [pid 7512] chdir("./82" [pid 7509] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7506] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7512] <... chdir resumed>) = 0 [pid 7509] <... futex resumed>) = 0 [pid 7506] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7512] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7509] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5068] getdents64(4, [pid 7506] <... futex resumed>) = 0 [pid 7512] <... prctl resumed>) = 0 [pid 7509] <... open resumed>) = 3 [pid 7506] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7512] setpgid(0, 0 [pid 5068] close(4) = 0 [pid 5068] rmdir("./82/file0" [pid 7502] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7502] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7502] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef41191000 [pid 7502] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7512] <... setpgid resumed>) = 0 [pid 7502] <... mprotect resumed>) = 0 [pid 7512] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7502] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7512] <... openat resumed>) = 3 [pid 7509] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7502] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7512] write(3, "1000", 4 [pid 7509] <... futex resumed>) = 1 [pid 7506] <... futex resumed>) = 0 [pid 7502] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7512] <... write resumed>) = 4 [pid 7509] fcntl(-1, F_SETFL, O_RDONLY [pid 7506] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7512] close(3 [pid 7509] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7506] <... futex resumed>) = 0 [pid 7502] <... clone3 resumed> => {parent_tid=[7513]}, 88) = 7513 ./strace-static-x86_64: Process 7513 attached [pid 7512] <... close resumed>) = 0 [pid 7509] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7506] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7502] rt_sigprocmask(SIG_SETMASK, [], [pid 7506] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7502] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7513] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7506] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7502] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7513] <... rseq resumed>) = 0 [pid 7512] symlink("/dev/binderfs", "./binderfs" [pid 7506] <... futex resumed>) = 0 [pid 7502] <... futex resumed>) = 0 [pid 7513] set_robust_list(0x7fef411b19a0, 24 [pid 7506] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 112.230211][ T7509] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7502] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7513] <... set_robust_list resumed>) = 0 [pid 7509] <... futex resumed>) = 1 [pid 7506] <... futex resumed>) = 0 [pid 7513] rt_sigprocmask(SIG_SETMASK, [], [pid 7509] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7506] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=49000000} [pid 7509] <... openat resumed>) = 4 [pid 7509] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7513] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7509] <... futex resumed>) = 1 [pid 7506] <... futex resumed>) = 0 [pid 7513] sendfile(3, 4, NULL, 281474978811911 [pid 7509] sendfile(4, 4, NULL, 7 [pid 7506] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7506] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7512] <... symlink resumed>) = 0 [pid 7512] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 7512] <... futex resumed>) = 0 [pid 7512] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] umount2("./82/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7512] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7512] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7512] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 7512] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7512] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7512] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0}./strace-static-x86_64: Process 7515 attached [pid 7515] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053) = 0 [pid 7512] <... clone3 resumed> => {parent_tid=[7515]}, 88) = 7515 [pid 7515] set_robust_list(0x7fef411d29a0, 24 [pid 7512] rt_sigprocmask(SIG_SETMASK, [], [pid 7515] <... set_robust_list resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./82/file1", [pid 7515] rt_sigprocmask(SIG_SETMASK, [], [pid 7512] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7515] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7512] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7515] mkdir("./file0", 000 [pid 7512] <... futex resumed>) = 0 [pid 5068] umount2("./82/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7512] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./82/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7515] <... mkdir resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5068] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(4, [pid 7515] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7515] <... futex resumed>) = 1 [pid 7512] <... futex resumed>) = 0 [pid 7515] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7512] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7515] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7512] <... futex resumed>) = 0 [pid 7515] mkdir("./bus", 000 [pid 7512] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./82/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./82/file1/work", [pid 7515] <... mkdir resumed>) = 0 [pid 7513] <... sendfile resumed>) = 4 [pid 7505] <... sendfile resumed>) = 4 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7515] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7513] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7505] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./82/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = 0 [pid 7515] <... futex resumed>) = 1 [pid 7513] <... futex resumed>) = 1 [pid 7512] <... futex resumed>) = 0 [pid 7505] <... futex resumed>) = 0 [pid 7502] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./80/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7515] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7513] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7512] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7505] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7502] exit_group(0 [pid 5068] openat(AT_FDCWD, "./82/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7515] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7513] <... futex resumed>) = ? [pid 7512] <... futex resumed>) = 0 [pid 7505] <... futex resumed>) = ? [pid 7502] <... exit_group resumed>) = ? [pid 5068] <... openat resumed>) = 5 [pid 5062] newfstatat(AT_FDCWD, "./80/bus", [pid 7515] mkdir("./file1", 000 [pid 7513] +++ exited with 0 +++ [pid 7512] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(5, "", [pid 7515] <... mkdir resumed>) = 0 [pid 7505] +++ exited with 0 +++ [pid 7502] +++ exited with 0 +++ [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] getdents64(5, [pid 5062] umount2("./80/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] getdents64(5, [pid 5062] openat(AT_FDCWD, "./80/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7502, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 7515] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7506] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] restart_syscall(<... resuming interrupted clone ...> [pid 5062] <... openat resumed>) = 4 [pid 7515] <... futex resumed>) = 1 [pid 7512] <... futex resumed>) = 0 [pid 7506] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(5 [pid 5062] newfstatat(4, "", [pid 5061] <... restart_syscall resumed>) = 0 [pid 7515] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7512] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7506] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7512] <... futex resumed>) = 0 [pid 7506] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] getdents64(4, [pid 5068] rmdir("./82/file1/work" [pid 7512] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7506] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7506] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5061] umount2("./80", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7506] <... mprotect resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7506] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7506] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7506] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5061] <... openat resumed>) = 3 ./strace-static-x86_64: Process 7517 attached [pid 5068] umount2("./82/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./80/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(3, "", [pid 7517] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7506] <... clone3 resumed> => {parent_tid=[7517]}, 88) = 7517 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7517] <... rseq resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./82/file1/index", [pid 5062] newfstatat(AT_FDCWD, "./80/bus/file0", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7517] set_robust_list(0x7fef411b19a0, 24 [pid 7506] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(3, [pid 7517] <... set_robust_list resumed>) = 0 [pid 5068] umount2("./82/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] unlink("./80/bus/file0" [pid 7517] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... unlink resumed>) = 0 [pid 7517] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] openat(AT_FDCWD, "./82/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] getdents64(4, [pid 7517] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... openat resumed>) = 5 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] newfstatat(5, "", [pid 5062] close(4 [pid 7506] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7515] <... mount resumed>) = 0 [pid 7506] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./80/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7517] <... futex resumed>) = 0 [pid 7515] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7506] <... futex resumed>) = 1 [pid 5068] getdents64(5, [pid 5062] rmdir("./80/bus" [pid 7515] <... futex resumed>) = 1 [pid 7512] <... futex resumed>) = 0 [pid 7506] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7517] sendfile(3, 4, NULL, 281474978811911 [pid 7515] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7512] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7515] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7512] <... futex resumed>) = 0 [pid 7515] unlink(NULL [pid 7512] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7515] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7515] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7512] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7515] chdir("./bus" [pid 7512] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 5062] umount2("./80/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7515] <... chdir resumed>) = 0 [pid 7512] <... futex resumed>) = 0 [pid 7515] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7512] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7515] <... futex resumed>) = 0 [pid 7512] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] close(5 [pid 5062] newfstatat(AT_FDCWD, "./80/binderfs", [pid 7515] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7512] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 7512] <... futex resumed>) = 0 [pid 5068] rmdir("./82/file1/index" [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7512] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] unlink("./80/binderfs" [pid 5068] <... rmdir resumed>) = 0 [pid 5068] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] close(4) = 0 [pid 5068] rmdir("./82/file1") = 0 [pid 5062] <... unlink resumed>) = 0 [pid 5068] getdents64(3, [pid 5062] umount2("./80/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] close(3) = 0 [pid 5062] newfstatat(AT_FDCWD, "./80/file0", [pid 7515] <... open resumed>) = 3 [pid 5068] rmdir("./82" [pid 5061] <... umount2 resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] umount2("./80/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./80/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7515] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] mkdir("./83", 0777 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7515] <... futex resumed>) = 1 [pid 7512] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./80/bus", [pid 7512] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7515] fcntl(-1, F_SETFL, O_RDONLY [pid 7512] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./80/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7515] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7512] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... mkdir resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5061] umount2("./80/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7515] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7512] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] newfstatat(4, "", [pid 7515] <... futex resumed>) = 0 [pid 7512] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7515] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7512] <... futex resumed>) = 0 [pid 5062] getdents64(4, [pid 7515] <... openat resumed>) = 4 [pid 7512] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7515] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7512] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7515] <... futex resumed>) = 0 [pid 7512] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, ./strace-static-x86_64: Process 7519 attached [pid 7515] sendfile(4, 4, NULL, 7 [pid 7512] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] openat(AT_FDCWD, "./80/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7519] set_robust_list(0x555555f856a0, 24 [pid 7512] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7519 [pid 5062] close(4 [pid 7519] <... set_robust_list resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 7519] chdir("./83" [pid 5061] newfstatat(4, "", [pid 7519] <... chdir resumed>) = 0 [pid 5062] rmdir("./80/file0" [pid 7519] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7519] <... prctl resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] getdents64(4, [pid 7519] setpgid(0, 0) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7519] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5062] umount2("./80/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./80/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7519] <... openat resumed>) = 3 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 112.364493][ T7515] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7519] write(3, "1000", 4 [pid 7510] <... sendfile resumed>) = 4 [pid 7500] <... sendfile resumed>) = 4 [pid 5062] newfstatat(AT_FDCWD, "./80/file1", [pid 5061] newfstatat(AT_FDCWD, "./80/bus/file0", [pid 7519] <... write resumed>) = 4 [pid 7510] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7500] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7519] close(3 [pid 7510] <... futex resumed>) = 0 [pid 7500] <... futex resumed>) = 0 [pid 5062] umount2("./80/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7519] <... close resumed>) = 0 [pid 7510] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7500] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7519] symlink("/dev/binderfs", "./binderfs" [pid 7497] exit_group(0 [pid 5062] openat(AT_FDCWD, "./80/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] unlink("./80/bus/file0" [pid 7510] <... futex resumed>) = ? [pid 7500] <... futex resumed>) = ? [pid 7497] <... exit_group resumed>) = ? [pid 5062] <... openat resumed>) = 4 [pid 7519] <... symlink resumed>) = 0 [pid 7510] +++ exited with 0 +++ [pid 7506] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7500] +++ exited with 0 +++ [pid 7497] +++ exited with 0 +++ [pid 5062] newfstatat(4, "", [pid 5061] <... unlink resumed>) = 0 [pid 7519] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7497, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(4, [pid 7519] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] getdents64(4, [pid 7519] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 5062] umount2("./80/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7519] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5061] close(4 [pid 7519] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] umount2("./81", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 7519] <... mmap resumed>) = 0x7fef411b2000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./80/file1/work", [pid 5061] rmdir("./80/bus" [pid 7519] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5065] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7519] <... mprotect resumed>) = 0 [pid 5065] <... openat resumed>) = 3 [pid 5062] umount2("./80/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 7519] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] newfstatat(3, "", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7519] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./80/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7519] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5065] getdents64(3, [pid 5062] openat(AT_FDCWD, "./80/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7521 attached [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] <... openat resumed>) = 5 [pid 5061] newfstatat(AT_FDCWD, "./80/binderfs", [pid 7521] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7519] <... clone3 resumed> => {parent_tid=[7521]}, 88) = 7521 [pid 5065] umount2("./81/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7521] <... rseq resumed>) = 0 [pid 7519] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] newfstatat(5, "", [pid 5061] unlink("./80/binderfs" [pid 7521] set_robust_list(0x7fef411d29a0, 24 [pid 7519] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7521] <... set_robust_list resumed>) = 0 [pid 7519] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(5, [pid 7521] rt_sigprocmask(SIG_SETMASK, [], [pid 7519] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7521] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7519] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7521] mkdir("./file0", 000 [pid 5062] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] close(5 [pid 5061] <... unlink resumed>) = 0 [pid 7521] <... mkdir resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] umount2("./80/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7521] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7512] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] rmdir("./80/file1/work" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7521] <... futex resumed>) = 1 [pid 7519] <... futex resumed>) = 0 [pid 7512] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(AT_FDCWD, "./80/file0", [pid 7521] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7519] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7512] <... futex resumed>) = 0 [pid 7521] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7519] <... futex resumed>) = 0 [pid 7512] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7521] mkdir("./bus", 000 [pid 7519] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7512] <... mmap resumed>) = 0x7fef41191000 [pid 5062] umount2("./80/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./80/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7512] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7521] <... mkdir resumed>) = 0 [pid 7512] <... mprotect resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./80/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7512] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] newfstatat(AT_FDCWD, "./80/file1/index", [pid 7521] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... openat resumed>) = 4 [pid 7521] <... futex resumed>) = 1 [pid 7519] <... futex resumed>) = 0 [pid 7512] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(4, "", [pid 7521] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7519] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./80/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7521] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7519] <... futex resumed>) = 0 [pid 7512] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(4, ./strace-static-x86_64: Process 7523 attached [pid 7521] mkdir("./file1", 000 [pid 7519] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./80/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7523] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 5061] getdents64(4, [pid 7523] <... rseq resumed>) = 0 [pid 5065] umount2("./81/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... openat resumed>) = 5 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7523] set_robust_list(0x7fef411b19a0, 24 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] close(4 [pid 7523] <... set_robust_list resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./81/bus", [pid 5061] <... close resumed>) = 0 [pid 7523] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] newfstatat(5, "", [pid 5061] rmdir("./80/file0" [pid 7523] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7512] <... clone3 resumed> => {parent_tid=[7523]}, 88) = 7523 [pid 5065] umount2("./81/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7523] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7521] <... mkdir resumed>) = 0 [pid 7512] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7521] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7512] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] getdents64(5, [pid 7512] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7521] <... futex resumed>) = 1 [pid 7519] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./81/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] umount2("./80/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7523] <... futex resumed>) = 0 [pid 7521] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7519] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7512] <... futex resumed>) = 1 [pid 5065] <... openat resumed>) = 4 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7523] sendfile(3, 4, NULL, 281474978811911 [pid 7519] <... futex resumed>) = 0 [pid 7512] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(5, [pid 7519] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(4, "", [pid 5061] newfstatat(AT_FDCWD, "./80/file1", [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] getdents64(4, [pid 5061] umount2("./80/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./81/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] openat(AT_FDCWD, "./80/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] close(5 [pid 5061] <... openat resumed>) = 4 [pid 5065] newfstatat(AT_FDCWD, "./81/bus/file0", [pid 5062] <... close resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(4, "", [pid 5065] unlink("./81/bus/file0" [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] rmdir("./80/file1/index" [pid 5065] <... unlink resumed>) = 0 [pid 5061] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] umount2("./80/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(4, [pid 5061] newfstatat(AT_FDCWD, "./80/file1/work", [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] close(4) = 0 [pid 5061] umount2("./80/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] rmdir("./81/bus" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7517] <... sendfile resumed>) = 4 [pid 5065] <... rmdir resumed>) = 0 [pid 5062] getdents64(4, [pid 5061] openat(AT_FDCWD, "./80/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7517] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7509] <... sendfile resumed>) = 4 [pid 7517] <... futex resumed>) = 0 [pid 7517] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7509] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... openat resumed>) = 5 [pid 7509] <... futex resumed>) = 0 [pid 5061] newfstatat(5, "", [pid 7509] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] umount2("./81/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./81/binderfs", [pid 5061] getdents64(5, [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] close(5) = 0 [pid 5065] unlink("./81/binderfs" [pid 5061] rmdir("./80/file1/work" [pid 5065] <... unlink resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5065] umount2("./81/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./81/file0", [pid 5061] umount2("./80/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./81/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./80/file1/index", [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7506] exit_group(0 [pid 5062] <... close resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./81/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5061] umount2("./80/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] rmdir("./80/file1" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(4, "", [pid 5061] openat(AT_FDCWD, "./80/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5061] newfstatat(5, "", [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, [pid 5061] getdents64(5, [pid 7506] <... exit_group resumed>) = ? [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(4, [pid 5062] getdents64(3, [pid 5061] getdents64(5, [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7521] <... mount resumed>) = 0 [pid 7517] <... futex resumed>) = ? [pid 7509] <... futex resumed>) = ? [pid 5065] close(4 [pid 5062] close(3 [pid 5061] close(5 [pid 7521] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7517] +++ exited with 0 +++ [pid 7509] +++ exited with 0 +++ [pid 7506] +++ exited with 0 +++ [pid 5065] <... close resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 7521] <... futex resumed>) = 1 [pid 7519] <... futex resumed>) = 0 [pid 5065] rmdir("./81/file0" [pid 5062] rmdir("./80" [pid 5061] rmdir("./80/file1/index" [pid 7521] unlink(NULL [pid 7519] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7506, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7521] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7519] <... futex resumed>) = 0 [pid 5062] mkdir("./81", 0777 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] umount2("./80", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7521] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7519] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./81/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... mkdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7521] <... futex resumed>) = 0 [pid 7519] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] getdents64(4, [pid 5060] openat(AT_FDCWD, "./80", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7525 attached [pid 7521] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7519] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./81/file1", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... openat resumed>) = 3 [pid 7525] set_robust_list(0x555555f856a0, 24 [pid 7521] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7519] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7525 [pid 5061] close(4 [pid 5060] newfstatat(3, "", [pid 7525] <... set_robust_list resumed>) = 0 [pid 7521] chdir("./bus" [pid 7519] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./81/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7525] chdir("./81" [pid 7521] <... chdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] rmdir("./80/file1" [pid 5060] getdents64(3, [pid 7525] <... chdir resumed>) = 0 [pid 7521] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7512] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] openat(AT_FDCWD, "./81/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7521] <... futex resumed>) = 1 [pid 7519] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] umount2("./80/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7525] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7521] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7519] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(4, "", [pid 5061] getdents64(3, [pid 7525] <... prctl resumed>) = 0 [pid 7519] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7525] setpgid(0, 0 [pid 7519] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(4, [pid 5061] close(3 [pid 7525] <... setpgid resumed>) = 0 [pid 7521] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] <... close resumed>) = 0 [pid 7525] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7521] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5061] rmdir("./80" [pid 7525] <... openat resumed>) = 3 [pid 7525] write(3, "1000", 4) = 4 [pid 7521] <... open resumed>) = 3 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [ 112.510911][ T7521] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5061] <... rmdir resumed>) = 0 [pid 7525] close(3 [pid 5065] umount2("./81/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7525] <... close resumed>) = 0 [pid 7521] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] mkdir("./81", 0777 [pid 7525] symlink("/dev/binderfs", "./binderfs" [pid 7519] <... futex resumed>) = 0 [pid 7521] <... futex resumed>) = 1 [pid 7519] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./81/file1/work", [pid 5060] <... umount2 resumed>) = 0 [pid 7525] <... symlink resumed>) = 0 [pid 7521] fcntl(-1, F_SETFL, O_RDONLY [pid 7519] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7525] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... mkdir resumed>) = 0 [pid 7525] <... futex resumed>) = 0 [pid 7521] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7519] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./81/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./80/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7521] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7519] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7521] <... futex resumed>) = 0 [pid 7519] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7521] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7519] <... futex resumed>) = 0 [pid 7525] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7525] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7521] <... openat resumed>) = 4 [pid 7519] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] openat(AT_FDCWD, "./81/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7525] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7521] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 5 [pid 5060] newfstatat(AT_FDCWD, "./80/bus", [pid 7525] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7521] <... futex resumed>) = 1 [pid 7519] <... futex resumed>) = 0 [pid 5065] newfstatat(5, "", ./strace-static-x86_64: Process 7527 attached [pid 7525] <... mmap resumed>) = 0x7fef411b2000 [pid 7519] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7521] sendfile(4, 4, NULL, 7 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7525] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7519] <... futex resumed>) = 0 [pid 5065] getdents64(5, [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7527 [pid 7525] <... mprotect resumed>) = 0 [pid 7519] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] umount2("./80/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7525] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5065] getdents64(5, [pid 7525] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7527] set_robust_list(0x555555f856a0, 24 [pid 5065] close(5 [pid 5060] openat(AT_FDCWD, "./80/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7528 attached [pid 7527] <... set_robust_list resumed>) = 0 [pid 7528] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7525] <... clone3 resumed> => {parent_tid=[7528]}, 88) = 7528 [pid 5065] <... close resumed>) = 0 [pid 5060] <... openat resumed>) = 4 [pid 7528] <... rseq resumed>) = 0 [pid 7527] chdir("./81" [pid 7525] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] rmdir("./81/file1/work" [pid 5060] newfstatat(4, "", [pid 7528] set_robust_list(0x7fef411d29a0, 24 [pid 7527] <... chdir resumed>) = 0 [pid 7525] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 7528] <... set_robust_list resumed>) = 0 [pid 7528] rt_sigprocmask(SIG_SETMASK, [], [pid 7527] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7525] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7528] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7527] <... prctl resumed>) = 0 [pid 7525] <... futex resumed>) = 0 [pid 5065] umount2("./81/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 7528] mkdir("./file0", 000 [pid 7527] setpgid(0, 0 [pid 7525] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7527] <... setpgid resumed>) = 0 [pid 7528] <... mkdir resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./81/file1/index", [pid 5060] umount2("./80/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7528] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./81/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7528] <... futex resumed>) = 1 [pid 7525] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7528] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7527] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7525] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./81/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] newfstatat(AT_FDCWD, "./80/bus/file0", [pid 7528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7525] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 5 [pid 7528] mkdir("./bus", 000 [pid 7525] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7528] <... mkdir resumed>) = 0 [pid 7527] <... openat resumed>) = 3 [pid 5065] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7527] write(3, "1000", 4 [pid 7528] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7527] <... write resumed>) = 4 [pid 7523] <... sendfile resumed>) = 4 [pid 7515] <... sendfile resumed>) = 4 [pid 5065] getdents64(5, [pid 5060] unlink("./80/bus/file0" [pid 7528] <... futex resumed>) = 1 [pid 7527] close(3 [pid 7525] <... futex resumed>) = 0 [pid 7523] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7515] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7528] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7527] <... close resumed>) = 0 [pid 7525] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7523] <... futex resumed>) = 0 [pid 5065] getdents64(5, [pid 7528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7525] <... futex resumed>) = 0 [pid 7523] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7528] mkdir("./file1", 000 [pid 7525] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] close(5 [pid 7528] <... mkdir resumed>) = 0 [pid 7515] <... futex resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5065] rmdir("./81/file1/index" [pid 7527] symlink("/dev/binderfs", "./binderfs" [pid 7515] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7512] exit_group(0 [pid 5065] <... rmdir resumed>) = 0 [pid 5060] getdents64(4, [pid 7528] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7525] <... futex resumed>) = 0 [pid 7527] <... symlink resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7512] <... exit_group resumed>) = ? [pid 7515] <... futex resumed>) = ? [pid 5060] close(4 [pid 7528] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7525] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7523] <... futex resumed>) = ? [pid 5065] getdents64(4, [pid 7515] +++ exited with 0 +++ [pid 7527] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7525] <... futex resumed>) = 0 [pid 7523] +++ exited with 0 +++ [pid 7512] +++ exited with 0 +++ [pid 5060] <... close resumed>) = 0 [pid 7525] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7527] <... futex resumed>) = 0 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7512, si_uid=0, si_status=0, si_utime=0, si_stime=7 /* 0.07 s */} --- [pid 7527] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5060] rmdir("./80/bus" [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] close(4) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7527] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5063] restart_syscall(<... resuming interrupted clone ...> [pid 7527] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5060] umount2("./80/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] rmdir("./81/file1" [pid 7527] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... restart_syscall resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7527] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] newfstatat(AT_FDCWD, "./80/binderfs", [pid 7527] <... mmap resumed>) = 0x7fef411b2000 [pid 7527] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5065] getdents64(3, [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7527] <... mprotect resumed>) = 0 [pid 5065] close(3 [pid 5060] unlink("./80/binderfs" [pid 5063] umount2("./82", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7527] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7519] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... close resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] rmdir("./81" [pid 5060] <... unlink resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7519] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... openat resumed>) = 3 [pid 7527] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5060] umount2("./80/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7527] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5063] newfstatat(3, "", [pid 7519] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] newfstatat(AT_FDCWD, "./80/file0", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7519] <... mmap resumed>) = 0x7fef41191000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7519] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] getdents64(3, [pid 5065] mkdir("./82", 0777 [pid 7527] <... clone3 resumed> => {parent_tid=[7530]}, 88) = 7530 [pid 7519] <... mprotect resumed>) = 0 [pid 5065] <... mkdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] umount2("./80/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7527] rt_sigprocmask(SIG_SETMASK, [], [pid 7519] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] umount2("./82/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7527] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7527] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] openat(AT_FDCWD, "./80/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7530 attached [pid 7530] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 5060] <... openat resumed>) = 4 [pid 7530] <... rseq resumed>) = 0 [pid 7527] <... futex resumed>) = 0 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] newfstatat(4, "", [pid 7530] set_robust_list(0x7fef411d29a0, 24 [pid 7527] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7519] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7530] <... set_robust_list resumed>) = 0 [pid 7519] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5060] getdents64(4, [pid 7530] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7519] <... clone3 resumed> => {parent_tid=[7532]}, 88) = 7532 [pid 5060] getdents64(4, [pid 7519] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7519] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] close(4./strace-static-x86_64: Process 7532 attached [pid 7530] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7519] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7531 [pid 5060] <... close resumed>) = 0 [pid 7532] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7530] mkdir("./file0", 000 [pid 7519] <... futex resumed>) = 0 [pid 5060] rmdir("./80/file0"./strace-static-x86_64: Process 7531 attached [pid 7532] <... rseq resumed>) = 0 [pid 7519] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7532] set_robust_list(0x7fef411b19a0, 24 [pid 7531] set_robust_list(0x555555f856a0, 24 [pid 7532] <... set_robust_list resumed>) = 0 [pid 7532] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7531] <... set_robust_list resumed>) = 0 [pid 7532] sendfile(3, 4, NULL, 281474978811911 [pid 7531] chdir("./82" [pid 7530] <... mkdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7531] <... chdir resumed>) = 0 [pid 7528] <... mount resumed>) = 0 [pid 7531] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5060] umount2("./80/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7531] <... prctl resumed>) = 0 [pid 7531] setpgid(0, 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7531] <... setpgid resumed>) = 0 [pid 7530] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] newfstatat(AT_FDCWD, "./80/file1", [pid 7531] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7530] <... futex resumed>) = 1 [pid 7528] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7527] <... futex resumed>) = 0 [pid 7530] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7528] <... futex resumed>) = 1 [pid 7525] <... futex resumed>) = 0 [pid 7528] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7525] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7527] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7530] <... futex resumed>) = 0 [pid 7528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7527] <... futex resumed>) = 1 [pid 7525] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7531] <... openat resumed>) = 3 [pid 7530] mkdir("./bus", 000 [pid 7528] unlink(NULL [pid 7527] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7525] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7531] write(3, "1000", 4 [pid 7528] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5060] umount2("./80/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7531] <... write resumed>) = 4 [pid 7528] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7530] <... mkdir resumed>) = 0 [pid 7528] <... futex resumed>) = 1 [pid 7525] <... futex resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7530] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7528] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7525] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7530] <... futex resumed>) = 1 [pid 7528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7525] <... futex resumed>) = 0 [pid 7530] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7528] chdir("./bus" [pid 7525] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7528] <... chdir resumed>) = 0 [pid 7527] <... futex resumed>) = 0 [pid 7531] close(3 [pid 7528] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7527] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] openat(AT_FDCWD, "./80/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7531] <... close resumed>) = 0 [pid 7530] <... futex resumed>) = 0 [pid 7528] <... futex resumed>) = 1 [pid 7527] <... futex resumed>) = 1 [pid 7525] <... futex resumed>) = 0 [pid 7531] symlink("/dev/binderfs", "./binderfs" [pid 7530] mkdir("./file1", 000 [pid 7528] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7527] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7525] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... openat resumed>) = 4 [pid 7531] <... symlink resumed>) = 0 [pid 7530] <... mkdir resumed>) = 0 [pid 7528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7525] <... futex resumed>) = 0 [pid 5060] newfstatat(4, "", [pid 7530] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7528] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7525] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7530] <... futex resumed>) = 1 [pid 7527] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7528] <... open resumed>) = 3 [ 112.627146][ T7528] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7531] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7530] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7527] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(4, [pid 7531] <... futex resumed>) = 0 [pid 7527] <... futex resumed>) = 0 [pid 7531] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7527] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7531] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7531] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7531] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7528] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7528] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7531] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] <... umount2 resumed>) = 0 [pid 5060] umount2("./80/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./82/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7531] <... mmap resumed>) = 0x7fef411b2000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./80/file1/work", [pid 5063] newfstatat(AT_FDCWD, "./82/bus", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7531] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5060] umount2("./80/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7531] <... mprotect resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./80/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7525] <... futex resumed>) = 0 [pid 5063] umount2("./82/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... openat resumed>) = 5 [pid 7525] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(5, "", [pid 7528] <... futex resumed>) = 0 [pid 7525] <... futex resumed>) = 1 [pid 5063] openat(AT_FDCWD, "./82/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7528] fcntl(-1, F_SETFL, O_RDONLY [pid 7525] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... openat resumed>) = 4 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] newfstatat(4, "", [pid 7531] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, [pid 5063] getdents64(4, [pid 7528] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7528] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] getdents64(5, [pid 7528] <... futex resumed>) = 1 [pid 7525] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7528] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7525] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./82/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] close(5 [pid 7531] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5060] <... close resumed>) = 0 [pid 7531] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5060] rmdir("./80/file1/work"./strace-static-x86_64: Process 7534 attached [pid 7528] <... openat resumed>) = 4 [pid 7525] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7528] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7525] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(AT_FDCWD, "./82/bus/file0", [pid 7534] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7531] <... clone3 resumed> => {parent_tid=[7534]}, 88) = 7534 [pid 7528] <... futex resumed>) = 0 [pid 7525] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] <... rmdir resumed>) = 0 [pid 7534] <... rseq resumed>) = 0 [pid 7531] rt_sigprocmask(SIG_SETMASK, [], [pid 7528] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7525] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7534] set_robust_list(0x7fef411d29a0, 24 [pid 7531] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7528] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7525] <... futex resumed>) = 0 [pid 5063] unlink("./82/bus/file0" [pid 5060] umount2("./80/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7534] <... set_robust_list resumed>) = 0 [pid 7531] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7528] sendfile(4, 4, NULL, 7 [pid 7525] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7519] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] <... unlink resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7534] rt_sigprocmask(SIG_SETMASK, [], [pid 7531] <... futex resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./80/file1/index", [pid 7531] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7534] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] getdents64(4, [pid 7534] mkdir("./file0", 000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] umount2("./80/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(4) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] rmdir("./82/bus" [pid 7534] <... mkdir resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./80/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] umount2("./82/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7534] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7530] <... mount resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 5 [pid 7534] <... futex resumed>) = 1 [pid 7531] <... futex resumed>) = 0 [pid 5060] newfstatat(5, "", [pid 7534] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7531] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7531] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7531] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] getdents64(5, [pid 7534] mkdir("./bus", 000 [pid 5063] newfstatat(AT_FDCWD, "./82/binderfs", [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] getdents64(5, [pid 7530] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] unlink("./82/binderfs" [pid 7530] <... futex resumed>) = 1 [pid 7527] <... futex resumed>) = 0 [pid 5063] <... unlink resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7530] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] umount2("./82/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./82/file0", [pid 7527] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] close(5 [pid 7530] <... futex resumed>) = 0 [pid 7527] <... futex resumed>) = 1 [pid 5060] <... close resumed>) = 0 [pid 7534] <... mkdir resumed>) = 0 [pid 7530] unlink(NULL [pid 7527] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./82/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7534] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7530] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./80/file1/index" [pid 7534] <... futex resumed>) = 1 [pid 7531] <... futex resumed>) = 0 [pid 7530] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./82/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7530] <... futex resumed>) = 1 [pid 7527] <... futex resumed>) = 0 [pid 5063] <... openat resumed>) = 4 [pid 7531] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7530] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7527] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7534] mkdir("./file1", 000 [pid 5060] <... rmdir resumed>) = 0 [pid 7531] <... futex resumed>) = 0 [pid 7530] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7527] <... futex resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 7531] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7530] chdir("./bus" [pid 7527] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7534] <... mkdir resumed>) = 0 [pid 5060] getdents64(4, [pid 7530] <... chdir resumed>) = 0 [pid 5063] getdents64(4, [pid 7530] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7530] <... futex resumed>) = 1 [pid 7527] <... futex resumed>) = 0 [pid 5060] close(4 [pid 7530] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7527] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(4, [pid 7527] <... futex resumed>) = 0 [pid 7534] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... close resumed>) = 0 [pid 7530] <... open resumed>) = 3 [pid 7527] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7534] <... futex resumed>) = 1 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7531] <... futex resumed>) = 0 [pid 5060] rmdir("./80/file1" [pid 7534] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7531] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] close(4 [pid 7531] <... futex resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7531] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] rmdir("./82/file0" [pid 7530] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... rmdir resumed>) = 0 [pid 7530] <... futex resumed>) = 1 [pid 7527] <... futex resumed>) = 0 [pid 7530] fcntl(-1, F_SETFL, O_RDONLY [pid 7527] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./82/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7530] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7527] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7530] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7527] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7530] <... futex resumed>) = 0 [pid 7527] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] newfstatat(AT_FDCWD, "./82/file1", [pid 7530] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7527] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] getdents64(3, [pid 7530] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7527] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7530] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7527] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./82/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] close(3 [pid 7530] <... openat resumed>) = 4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... close resumed>) = 0 [pid 7530] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./82/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] rmdir("./80" [pid 7530] <... futex resumed>) = 1 [pid 7527] <... futex resumed>) = 0 [pid 5063] <... openat resumed>) = 4 [pid 7530] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7527] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7530] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7527] <... futex resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 7530] sendfile(4, 4, NULL, 7 [pid 7527] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5063] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [ 112.676713][ T7530] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5063] umount2("./82/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7532] <... sendfile resumed>) = 4 [pid 7521] <... sendfile resumed>) = 4 [pid 5060] mkdir("./81", 0777 [pid 7532] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7525] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7521] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7525] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7525] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] <... mkdir resumed>) = 0 [pid 7525] <... mmap resumed>) = 0x7fef41191000 [pid 7525] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7521] <... futex resumed>) = 0 [pid 7519] exit_group(0 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7525] <... mprotect resumed>) = 0 [pid 7519] <... exit_group resumed>) = ? [pid 7525] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7521] +++ exited with 0 +++ [pid 7532] <... futex resumed>) = ? [pid 7525] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] newfstatat(AT_FDCWD, "./82/file1/work", [pid 7532] +++ exited with 0 +++ [pid 7525] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7519] +++ exited with 0 +++ [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7537 attached ./strace-static-x86_64: Process 7536 attached [pid 7534] <... mount resumed>) = 0 [pid 5063] umount2("./82/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7536 [pid 7537] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7536] set_robust_list(0x555555f856a0, 24 [pid 7534] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7525] <... clone3 resumed> => {parent_tid=[7537]}, 88) = 7537 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7519, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7537] <... rseq resumed>) = 0 [pid 7536] <... set_robust_list resumed>) = 0 [pid 7534] <... futex resumed>) = 1 [pid 7531] <... futex resumed>) = 0 [pid 7525] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] restart_syscall(<... resuming interrupted clone ...> [pid 5063] openat(AT_FDCWD, "./82/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7537] set_robust_list(0x7fef411b19a0, 24 [pid 7536] chdir("./81" [pid 7534] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7531] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7525] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... restart_syscall resumed>) = 0 [pid 5063] <... openat resumed>) = 5 [pid 7537] <... set_robust_list resumed>) = 0 [pid 7536] <... chdir resumed>) = 0 [pid 7534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7531] <... futex resumed>) = 0 [pid 7525] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7537] rt_sigprocmask(SIG_SETMASK, [], [pid 7536] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7534] unlink(NULL [pid 7531] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7525] <... futex resumed>) = 0 [pid 5063] newfstatat(5, "", [pid 7537] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7536] <... prctl resumed>) = 0 [pid 7534] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7525] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./83", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7537] sendfile(3, 4, NULL, 281474978811911 [pid 7536] setpgid(0, 0 [pid 7534] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(5, [pid 7536] <... setpgid resumed>) = 0 [pid 7534] <... futex resumed>) = 1 [pid 7531] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7536] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7531] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 3 [pid 5063] getdents64(5, [pid 7536] <... openat resumed>) = 3 [pid 7534] chdir("./bus" [pid 7531] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] newfstatat(3, "", [pid 7536] write(3, "1000", 4 [pid 7534] <... chdir resumed>) = 0 [pid 7531] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] close(5 [pid 7536] <... write resumed>) = 4 [pid 7534] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] getdents64(3, [pid 5063] <... close resumed>) = 0 [pid 7536] close(3 [pid 7534] <... futex resumed>) = 0 [pid 7531] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] rmdir("./82/file1/work" [pid 7536] <... close resumed>) = 0 [pid 7534] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7531] <... futex resumed>) = 0 [pid 7536] symlink("/dev/binderfs", "./binderfs" [pid 7531] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7536] <... symlink resumed>) = 0 [pid 7536] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7534] <... open resumed>) = 3 [pid 7527] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] umount2("./83/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 7536] <... futex resumed>) = 0 [pid 7534] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7527] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./82/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7536] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 7534] <... futex resumed>) = 1 [pid 7531] <... futex resumed>) = 0 [pid 7527] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7536] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7534] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7531] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7527] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] newfstatat(AT_FDCWD, "./82/file1/index", [pid 7536] <... rt_sigprocmask resumed>NULL, 8) = 0 [ 112.736806][ T7534] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7534] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7531] <... futex resumed>) = 0 [pid 7536] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7534] fcntl(-1, F_SETFL, O_RDONLY [pid 7531] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7527] <... mmap resumed>) = 0x7fef41191000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7536] <... mmap resumed>) = 0x7fef411b2000 [pid 7534] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7527] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] umount2("./82/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7536] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7536] <... mprotect resumed>) = 0 [pid 7534] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7527] <... mprotect resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./82/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7536] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7534] <... futex resumed>) = 1 [pid 7531] <... futex resumed>) = 0 [pid 7527] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] <... openat resumed>) = 5 [pid 7536] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] newfstatat(5, "", [pid 7536] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7531] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7527] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7534] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME./strace-static-x86_64: Process 7539 attached [pid 7531] <... futex resumed>) = 0 [pid 5063] getdents64(5, [pid 7536] <... clone3 resumed> => {parent_tid=[7539]}, 88) = 7539 [pid 7534] <... openat resumed>) = 4 [pid 7531] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7539] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7536] rt_sigprocmask(SIG_SETMASK, [], [pid 7534] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7531] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7527] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0}./strace-static-x86_64: Process 7540 attached [pid 7539] <... rseq resumed>) = 0 [pid 7536] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7534] <... futex resumed>) = 0 [pid 7531] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7540] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7539] set_robust_list(0x7fef411d29a0, 24 [pid 7536] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7534] sendfile(4, 4, NULL, 7 [pid 7531] <... futex resumed>) = 0 [pid 7527] <... clone3 resumed> => {parent_tid=[7540]}, 88) = 7540 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7540] <... rseq resumed>) = 0 [pid 7539] <... set_robust_list resumed>) = 0 [pid 7536] <... futex resumed>) = 0 [pid 7531] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7527] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... umount2 resumed>) = 0 [pid 5063] getdents64(5, [pid 7540] set_robust_list(0x7fef411b19a0, 24 [pid 7539] rt_sigprocmask(SIG_SETMASK, [], [pid 7537] <... sendfile resumed>) = 4 [pid 7536] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7528] <... sendfile resumed>) = 4 [pid 7527] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] umount2("./83/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7540] <... set_robust_list resumed>) = 0 [pid 7539] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7537] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7528] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7527] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] close(5 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7539] mkdir("./file0", 000 [pid 5068] newfstatat(AT_FDCWD, "./83/bus", [pid 5063] <... close resumed>) = 0 [pid 7528] <... futex resumed>) = 0 [pid 7527] <... futex resumed>) = 0 [pid 5063] rmdir("./82/file1/index" [pid 7528] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7527] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7540] rt_sigprocmask(SIG_SETMASK, [], [pid 7537] <... futex resumed>) = 1 [pid 7540] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7537] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7540] sendfile(3, 4, NULL, 281474978811911 [pid 7525] <... futex resumed>) = 0 [pid 7525] exit_group(0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7539] <... mkdir resumed>) = 0 [pid 7537] <... futex resumed>) = ? [pid 7528] <... futex resumed>) = ? [pid 7525] <... exit_group resumed>) = ? [pid 5068] umount2("./83/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(4, [pid 7539] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7537] +++ exited with 0 +++ [pid 7528] +++ exited with 0 +++ [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7539] <... futex resumed>) = 1 [pid 7536] <... futex resumed>) = 0 [pid 7525] +++ exited with 0 +++ [pid 5068] openat(AT_FDCWD, "./83/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7539] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7536] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 4 [pid 5063] close(4 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7525, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} --- [pid 7539] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7536] <... futex resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 5063] <... close resumed>) = 0 [pid 7539] mkdir("./bus", 000 [pid 7536] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] rmdir("./82/file1" [pid 7539] <... mkdir resumed>) = 0 [pid 5068] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] <... rmdir resumed>) = 0 [pid 5068] umount2("./83/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(3, [pid 7539] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./81", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7539] <... futex resumed>) = 1 [pid 7536] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./83/bus/file0", [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7539] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7536] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] close(3 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7539] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7536] <... futex resumed>) = 0 [pid 5068] unlink("./83/bus/file0" [pid 5063] <... close resumed>) = 0 [pid 7539] mkdir("./file1", 000 [pid 7536] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... unlink resumed>) = 0 [pid 7539] <... mkdir resumed>) = 0 [pid 5063] rmdir("./82" [pid 5062] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] getdents64(4, [pid 5062] <... openat resumed>) = 3 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] newfstatat(3, "", [pid 7539] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7539] <... futex resumed>) = 1 [pid 7536] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5063] mkdir("./83", 0777 [pid 7539] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7536] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./83/bus" [pid 5063] <... mkdir resumed>) = 0 [pid 7539] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7536] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] getdents64(3, [pid 7536] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] umount2("./81/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7539] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5068] umount2("./83/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./83/binderfs", ./strace-static-x86_64: Process 7543 attached [pid 7539] <... mount resumed>) = 0 [pid 7531] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7543] set_robust_list(0x555555f856a0, 24 [pid 7539] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7531] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7527] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7543 [pid 5062] <... umount2 resumed>) = 0 [pid 7531] <... futex resumed>) = 0 [pid 5068] unlink("./83/binderfs" [pid 5062] umount2("./81/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7543] <... set_robust_list resumed>) = 0 [pid 7539] <... futex resumed>) = 1 [pid 7536] <... futex resumed>) = 0 [pid 7531] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... unlink resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7536] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7531] <... mmap resumed>) = 0x7fef41191000 [pid 5068] umount2("./83/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7539] unlink(NULL [pid 7543] chdir("./83" [pid 5062] newfstatat(AT_FDCWD, "./81/bus", [pid 7543] <... chdir resumed>) = 0 [pid 7539] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7536] <... futex resumed>) = 0 [pid 7531] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7543] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7539] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7536] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7531] <... mprotect resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./83/file0", [pid 7543] <... prctl resumed>) = 0 [pid 7539] <... futex resumed>) = 0 [pid 7536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7531] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./81/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7543] setpgid(0, 0 [pid 7539] chdir("./bus" [pid 7536] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7531] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] umount2("./83/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7539] <... chdir resumed>) = 0 [pid 7536] <... futex resumed>) = 0 [pid 7531] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./81/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7543] <... setpgid resumed>) = 0 ./strace-static-x86_64: Process 7544 attached [pid 7539] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7536] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./83/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... openat resumed>) = 4 [pid 7544] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7539] <... futex resumed>) = 0 [pid 7536] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... openat resumed>) = 4 [pid 7544] <... rseq resumed>) = 0 [pid 7543] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7539] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7536] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7531] <... clone3 resumed> => {parent_tid=[7544]}, 88) = 7544 [pid 5068] newfstatat(4, "", [pid 5062] newfstatat(4, "", [pid 7544] set_robust_list(0x7fef411b19a0, 24 [pid 7536] <... futex resumed>) = 0 [pid 7531] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7544] <... set_robust_list resumed>) = 0 [pid 7543] <... openat resumed>) = 3 [pid 7536] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7531] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] getdents64(4, [pid 5062] getdents64(4, [pid 7544] rt_sigprocmask(SIG_SETMASK, [], [pid 7531] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7544] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7531] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 7544] sendfile(3, 4, NULL, 281474978811911 [pid 7543] write(3, "1000", 4 [pid 7531] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./81/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7539] <... open resumed>) = 3 [pid 5068] close(4 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7530] <... sendfile resumed>) = 4 [pid 7543] <... write resumed>) = 4 [pid 7540] <... sendfile resumed>) = 4 [pid 7530] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./81/bus/file0", [pid 7543] close(3 [pid 7530] <... futex resumed>) = 0 [pid 5068] rmdir("./83/file0" [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7543] <... close resumed>) = 0 [pid 7540] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7539] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7530] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7527] exit_group(0 [pid 5068] <... rmdir resumed>) = 0 [pid 7543] symlink("/dev/binderfs", "./binderfs" [pid 7540] <... futex resumed>) = ? [pid 7536] <... futex resumed>) = 0 [pid 7530] <... futex resumed>) = ? [pid 7539] <... futex resumed>) = 1 [pid 7527] <... exit_group resumed>) = ? [pid 5062] unlink("./81/bus/file0" [pid 7543] <... symlink resumed>) = 0 [pid 7540] +++ exited with 0 +++ [pid 7539] fcntl(-1, F_SETFL, O_RDONLY [pid 7536] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7536] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./83/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7539] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7543] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7539] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [ 112.845535][ T7539] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5068] newfstatat(AT_FDCWD, "./83/file1", [pid 7543] <... futex resumed>) = 0 [pid 7539] <... futex resumed>) = 1 [pid 7536] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7543] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7539] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7536] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... unlink resumed>) = 0 [pid 5068] umount2("./83/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 7543] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7539] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7536] <... futex resumed>) = 0 [pid 7530] +++ exited with 0 +++ [pid 7527] +++ exited with 0 +++ [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7543] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7539] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7536] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./83/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] close(4 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7527, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7543] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7539] <... openat resumed>) = 4 [pid 5068] <... openat resumed>) = 4 [pid 5062] <... close resumed>) = 0 [pid 7543] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] newfstatat(4, "", [pid 7543] <... mmap resumed>) = 0x7fef411b2000 [pid 7539] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] rmdir("./81/bus" [pid 7543] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] getdents64(4, [pid 7543] <... mprotect resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] <... rmdir resumed>) = 0 [pid 7543] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7539] <... futex resumed>) = 1 [pid 7536] <... futex resumed>) = 0 [pid 5068] umount2("./83/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7543] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7539] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7536] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./81/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./81", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] newfstatat(AT_FDCWD, "./83/file1/work", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] newfstatat(AT_FDCWD, "./81/binderfs", [pid 5061] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7539] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7536] <... futex resumed>) = 0 [pid 5068] umount2("./83/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7543] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... openat resumed>) = 3 [pid 7539] sendfile(4, 4, NULL, 7 [pid 7536] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] unlink("./81/binderfs" [pid 5061] newfstatat(3, "", ./strace-static-x86_64: Process 7546 attached [pid 7543] <... clone3 resumed> => {parent_tid=[7546]}, 88) = 7546 [pid 5068] openat(AT_FDCWD, "./83/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... unlink resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7546] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7543] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... openat resumed>) = 5 [pid 5061] getdents64(3, [pid 7546] <... rseq resumed>) = 0 [pid 7543] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] newfstatat(5, "", [pid 5062] umount2("./81/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7546] set_robust_list(0x7fef411d29a0, 24 [pid 7543] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./81/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7546] <... set_robust_list resumed>) = 0 [pid 7543] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 5062] newfstatat(AT_FDCWD, "./81/file0", [pid 7546] rt_sigprocmask(SIG_SETMASK, [], [pid 7543] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7546] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7546] mkdir("./file0", 000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] umount2("./81/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] getdents64(5, [pid 7546] <... mkdir resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] close(5 [pid 5062] openat(AT_FDCWD, "./81/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... close resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5068] rmdir("./83/file1/work" [pid 5062] newfstatat(4, "", [pid 7546] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7546] <... futex resumed>) = 1 [pid 7543] <... futex resumed>) = 0 [pid 7546] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7543] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 7546] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] umount2("./83/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7546] mkdir("./bus", 000 [pid 7543] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7546] <... mkdir resumed>) = 0 [pid 7543] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(4, [pid 5068] newfstatat(AT_FDCWD, "./83/file1/index", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] umount2("./83/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(4 [pid 7546] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... close resumed>) = 0 [pid 5061] <... umount2 resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./83/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] rmdir("./81/file0" [pid 5068] <... openat resumed>) = 5 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] umount2("./81/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7546] <... futex resumed>) = 1 [pid 7543] <... futex resumed>) = 0 [pid 5068] newfstatat(5, "", [pid 7543] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7543] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7546] mkdir("./file1", 000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7546] <... mkdir resumed>) = 0 [pid 5068] getdents64(5, [pid 5062] umount2("./81/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./81/bus", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7546] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] newfstatat(AT_FDCWD, "./81/file1", [pid 5061] umount2("./81/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7546] <... futex resumed>) = 1 [pid 7543] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7546] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7543] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7531] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./81/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] openat(AT_FDCWD, "./81/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7543] <... futex resumed>) = 0 [pid 7543] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... openat resumed>) = 4 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(4, "", [pid 5062] openat(AT_FDCWD, "./81/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] close(5 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5068] <... close resumed>) = 0 [pid 5068] rmdir("./83/file1/index" [pid 5061] getdents64(4, [pid 5068] <... rmdir resumed>) = 0 [pid 7536] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7536] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7536] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef41191000 [pid 5062] newfstatat(4, "", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7536] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5068] getdents64(4, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./81/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7536] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] getdents64(4, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7536] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] close(4 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 ./strace-static-x86_64: Process 7548 attached [pid 5068] <... close resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./81/bus/file0", [pid 5068] rmdir("./83/file1" [pid 5062] umount2("./81/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7536] <... clone3 resumed> => {parent_tid=[7548]}, 88) = 7548 [pid 5068] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] getdents64(3, [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] unlink("./81/bus/file0" [pid 5062] newfstatat(AT_FDCWD, "./81/file1/work", [pid 5061] <... unlink resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./81/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 5068] close(3 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] <... close resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./81/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] rmdir("./83" [pid 5062] <... openat resumed>) = 5 [pid 5061] close(4 [pid 5068] <... rmdir resumed>) = 0 [pid 5068] mkdir("./84", 0777 [pid 5062] newfstatat(5, "", [pid 5061] <... close resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] rmdir("./81/bus" [pid 5062] getdents64(5, [pid 5068] <... mkdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... rmdir resumed>) = 0 [pid 5062] getdents64(5, [pid 5061] umount2("./81/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7548] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7536] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] close(5 [pid 5061] newfstatat(AT_FDCWD, "./81/binderfs", [pid 5062] <... close resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] rmdir("./81/file1/work" [pid 5061] unlink("./81/binderfs" [pid 7548] <... rseq resumed>) = 0 [pid 7546] <... mount resumed>) = 0 [pid 7536] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 7549 attached [pid 7548] set_robust_list(0x7fef411b19a0, 24 [pid 7536] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7548] <... set_robust_list resumed>) = 0 [pid 7536] <... futex resumed>) = 0 [pid 7548] rt_sigprocmask(SIG_SETMASK, [], [pid 7536] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./81/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./81/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7548] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7549] set_robust_list(0x555555f856a0, 24 [pid 7548] sendfile(3, 4, NULL, 281474978811911 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./81/file1/index", [pid 7549] <... set_robust_list resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(AT_FDCWD, "./81/file0", [pid 5062] umount2("./81/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7549 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7549] chdir("./84" [pid 5062] openat(AT_FDCWD, "./81/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7549] <... chdir resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 5061] umount2("./81/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(5, "", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] openat(AT_FDCWD, "./81/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7549] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7546] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(5, [pid 5061] <... openat resumed>) = 4 [pid 7549] <... prctl resumed>) = 0 [pid 7546] <... futex resumed>) = 1 [pid 7543] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] newfstatat(4, "", [pid 7549] setpgid(0, 0 [pid 7546] unlink(NULL [pid 7543] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(5, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7549] <... setpgid resumed>) = 0 [pid 7546] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7543] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(4, [pid 7549] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7546] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7543] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] close(5 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7546] <... futex resumed>) = 0 [pid 7543] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] <... close resumed>) = 0 [pid 5061] getdents64(4, [pid 7546] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7543] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] rmdir("./81/file1/index" [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7549] <... openat resumed>) = 3 [pid 7546] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7544] <... sendfile resumed>) = 4 [pid 7543] <... futex resumed>) = 0 [pid 7534] <... sendfile resumed>) = 4 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] close(4 [pid 7549] write(3, "1000", 4 [pid 7546] chdir("./bus" [pid 7544] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7543] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7534] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7531] exit_group(0 [pid 5062] getdents64(4, [pid 5061] <... close resumed>) = 0 [pid 7549] <... write resumed>) = 4 [pid 7546] <... chdir resumed>) = 0 [pid 7544] <... futex resumed>) = ? [pid 7534] <... futex resumed>) = ? [pid 7531] <... exit_group resumed>) = ? [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] rmdir("./81/file0" [pid 7549] close(3) = 0 [pid 7549] symlink("/dev/binderfs", "./binderfs" [pid 7534] +++ exited with 0 +++ [pid 5062] close(4 [pid 5061] <... rmdir resumed>) = 0 [pid 7549] <... symlink resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5062] rmdir("./81/file1" [pid 7549] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... rmdir resumed>) = 0 [ 112.950320][ T7546] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7549] <... futex resumed>) = 0 [pid 7549] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 7546] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./81/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7549] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7546] <... futex resumed>) = 1 [pid 5062] getdents64(3, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7543] <... futex resumed>) = 0 [pid 7549] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7546] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7543] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7544] +++ exited with 0 +++ [pid 7531] +++ exited with 0 +++ [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(AT_FDCWD, "./81/file1", [pid 7549] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7546] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7543] <... futex resumed>) = 0 [pid 5062] close(3 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7549] <... mmap resumed>) = 0x7fef411b2000 [pid 7546] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7543] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7531, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5062] <... close resumed>) = 0 [pid 5061] umount2("./81/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7549] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5065] umount2("./82", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] rmdir("./81" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7549] <... mprotect resumed>) = 0 [pid 7549] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... rmdir resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./81/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7549] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... openat resumed>) = 3 [pid 5061] <... openat resumed>) = 4 [pid 7549] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7546] <... open resumed>) = 3 [pid 5065] newfstatat(3, "", [pid 5061] newfstatat(4, "", ./strace-static-x86_64: Process 7551 attached [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] mkdir("./82", 0777 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7551] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7546] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(3, [pid 5061] getdents64(4, [pid 7549] <... clone3 resumed> => {parent_tid=[7551]}, 88) = 7551 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7551] <... rseq resumed>) = 0 [pid 7549] rt_sigprocmask(SIG_SETMASK, [], [pid 7546] <... futex resumed>) = 1 [pid 7543] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] umount2("./81/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7551] set_robust_list(0x7fef411d29a0, 24 [pid 7549] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7546] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7543] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./82/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7551] <... set_robust_list resumed>) = 0 [pid 7549] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7546] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7543] <... futex resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./81/file1/work", [pid 7551] rt_sigprocmask(SIG_SETMASK, [], [pid 7543] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... mkdir resumed>) = 0 [pid 7551] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7549] <... futex resumed>) = 0 [pid 7546] fcntl(-1, F_SETFL, O_RDONLY [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7549] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7551] mkdir("./file0", 000 [pid 7546] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] umount2("./81/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7546] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7536] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7546] <... futex resumed>) = 1 [pid 7546] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7543] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7552 attached [pid 7543] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7552] set_robust_list(0x555555f856a0, 24 [pid 7551] <... mkdir resumed>) = 0 [pid 7546] <... futex resumed>) = 0 [pid 7543] <... futex resumed>) = 1 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7552 [pid 5061] openat(AT_FDCWD, "./81/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7552] <... set_robust_list resumed>) = 0 [pid 7551] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7546] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7543] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... openat resumed>) = 5 [pid 7552] chdir("./82" [pid 7551] <... futex resumed>) = 1 [pid 7549] <... futex resumed>) = 0 [pid 7546] <... openat resumed>) = 4 [pid 5061] newfstatat(5, "", [pid 7551] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7546] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7552] <... chdir resumed>) = 0 [pid 7549] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7543] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7552] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7551] <... futex resumed>) = 0 [pid 7549] <... futex resumed>) = 1 [pid 7546] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7543] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(5, [pid 7552] <... prctl resumed>) = 0 [pid 7549] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7546] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7552] setpgid(0, 0 [pid 7543] <... futex resumed>) = 0 [pid 7546] sendfile(4, 4, NULL, 7 [pid 7552] <... setpgid resumed>) = 0 [pid 7551] mkdir("./bus", 000 [pid 7543] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7552] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(5, [pid 5065] <... umount2 resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7552] write(3, "1000", 4 [pid 5061] close(5 [pid 7552] <... write resumed>) = 4 [pid 7552] close(3 [pid 5065] umount2("./82/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 7552] <... close resumed>) = 0 [pid 7551] <... mkdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] rmdir("./81/file1/work" [pid 7552] symlink("/dev/binderfs", "./binderfs" [pid 7551] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./82/bus", [pid 7552] <... symlink resumed>) = 0 [pid 7552] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... rmdir resumed>) = 0 [pid 7551] <... futex resumed>) = 1 [pid 7549] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7552] <... futex resumed>) = 0 [pid 7551] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7549] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./82/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./81/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7552] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7551] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7549] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7552] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7551] mkdir("./file1", 000 [pid 7549] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] openat(AT_FDCWD, "./82/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] newfstatat(AT_FDCWD, "./81/file1/index", [pid 7552] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7552] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 7552] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7551] <... mkdir resumed>) = 0 [pid 7552] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7551] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7552] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7551] <... futex resumed>) = 1 [pid 7549] <... futex resumed>) = 0 [pid 5065] newfstatat(4, "", [pid 5061] umount2("./81/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7552] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7551] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7549] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7554 attached [pid 7551] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7549] <... futex resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./81/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7554] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7552] <... clone3 resumed> => {parent_tid=[7554]}, 88) = 7554 [pid 7551] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7549] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(4, [pid 5061] <... openat resumed>) = 5 [pid 7552] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] newfstatat(5, "", [pid 7552] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7552] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7554] <... rseq resumed>) = 0 [pid 5061] getdents64(5, [pid 7554] set_robust_list(0x7fef411d29a0, 24 [pid 7552] <... futex resumed>) = 0 [pid 5065] umount2("./82/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7554] <... set_robust_list resumed>) = 0 [pid 7552] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7554] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] newfstatat(AT_FDCWD, "./82/bus/file0", [pid 5061] getdents64(5, [pid 7554] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7554] mkdir("./file0", 000 [pid 5065] unlink("./82/bus/file0" [pid 5061] close(5 [pid 7554] <... mkdir resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 5061] rmdir("./81/file1/index" [pid 7554] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... unlink resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7554] <... futex resumed>) = 1 [pid 7552] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 7554] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7552] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7554] <... futex resumed>) = 0 [pid 7552] <... futex resumed>) = 1 [pid 5065] close(4 [pid 7554] mkdir("./bus", 000 [pid 7552] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... close resumed>) = 0 [pid 5061] getdents64(4, [pid 7554] <... mkdir resumed>) = 0 [pid 5065] rmdir("./82/bus" [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] close(4 [pid 7554] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7552] <... futex resumed>) = 0 [pid 7548] <... sendfile resumed>) = 4 [pid 7539] <... sendfile resumed>) = 4 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 7554] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7552] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7551] <... mount resumed>) = 0 [pid 7548] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7543] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7554] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7552] <... futex resumed>) = 0 [pid 7539] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] rmdir("./81/file1" [pid 7543] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./82/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7554] mkdir("./file1", 000 [pid 7552] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7548] <... futex resumed>) = 0 [pid 7543] <... futex resumed>) = 0 [pid 7539] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7548] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7543] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7539] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] newfstatat(AT_FDCWD, "./82/binderfs", [pid 5061] <... rmdir resumed>) = 0 [pid 7543] <... mmap resumed>) = 0x7fef41191000 [pid 7536] exit_group(0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(3, [pid 7554] <... mkdir resumed>) = 0 [pid 7548] <... futex resumed>) = ? [pid 7543] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7539] <... futex resumed>) = ? [pid 7536] <... exit_group resumed>) = ? [pid 5065] unlink("./82/binderfs" [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7548] +++ exited with 0 +++ [pid 7543] <... mprotect resumed>) = 0 [pid 7539] +++ exited with 0 +++ [pid 7536] +++ exited with 0 +++ [pid 7554] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7536, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 7554] <... futex resumed>) = 1 [pid 7552] <... futex resumed>) = 0 [pid 7551] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7543] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... unlink resumed>) = 0 [pid 5061] close(3 [pid 5060] umount2("./81", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7554] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7552] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7551] <... futex resumed>) = 1 [pid 7549] <... futex resumed>) = 0 [pid 7543] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] umount2("./82/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7552] <... futex resumed>) = 0 [pid 7551] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7543] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] rmdir("./81" [pid 5060] openat(AT_FDCWD, "./81", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7557 attached [pid 7549] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./82/file0", [pid 7551] <... futex resumed>) = 0 [pid 7549] <... futex resumed>) = 1 [pid 7543] <... clone3 resumed> => {parent_tid=[7557]}, 88) = 7557 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7557] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7551] unlink(NULL [pid 7543] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] umount2("./82/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 7557] <... rseq resumed>) = 0 [pid 7551] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7543] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7557] set_robust_list(0x7fef411b19a0, 24 [pid 7552] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7551] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7549] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7543] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./82/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] mkdir("./82", 0777 [pid 5060] <... openat resumed>) = 3 [pid 7557] <... set_robust_list resumed>) = 0 [pid 7551] <... futex resumed>) = 0 [pid 7557] rt_sigprocmask(SIG_SETMASK, [], [pid 7551] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] <... openat resumed>) = 4 [pid 7543] <... futex resumed>) = 0 [pid 7543] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7557] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] newfstatat(4, "", [pid 5060] newfstatat(3, "", [pid 7557] sendfile(3, 4, NULL, 281474978811911 [pid 5061] <... mkdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7557] <... sendfile resumed>) = 4 [pid 7554] <... mount resumed>) = 0 [pid 7549] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7546] <... sendfile resumed>) = 4 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7557] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7554] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7551] <... futex resumed>) = 0 [pid 7549] <... futex resumed>) = 1 [pid 7546] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 5060] getdents64(3, ./strace-static-x86_64: Process 7558 attached [pid 7557] <... futex resumed>) = 1 [pid 7554] <... futex resumed>) = 1 [pid 7552] <... futex resumed>) = 0 [pid 7551] chdir("./bus" [pid 7549] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7546] <... futex resumed>) = 0 [pid 7543] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7558] set_robust_list(0x555555f856a0, 24 [pid 7557] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7554] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7552] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7551] <... chdir resumed>) = 0 [pid 7546] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7543] exit_group(0 [pid 5065] close(4 [pid 5060] umount2("./81/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7558] <... set_robust_list resumed>) = 0 [pid 7557] <... futex resumed>) = ? [pid 7554] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7552] <... futex resumed>) = 0 [pid 7551] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7546] <... futex resumed>) = ? [pid 7543] <... exit_group resumed>) = ? [pid 5065] <... close resumed>) = 0 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7558 [pid 7558] chdir("./82" [pid 7557] +++ exited with 0 +++ [pid 7554] unlink(NULL [pid 7552] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7551] <... futex resumed>) = 1 [pid 7549] <... futex resumed>) = 0 [pid 7558] <... chdir resumed>) = 0 [pid 5065] rmdir("./82/file0" [pid 7558] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7551] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7549] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7546] +++ exited with 0 +++ [pid 7543] +++ exited with 0 +++ [pid 7558] <... prctl resumed>) = 0 [pid 7551] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7549] <... futex resumed>) = 0 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7543, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7558] setpgid(0, 0 [pid 7554] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7551] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7549] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... rmdir resumed>) = 0 [pid 7558] <... setpgid resumed>) = 0 [pid 7554] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7552] <... futex resumed>) = 0 [ 113.095993][ T7551] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 113.129096][ T7554] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7558] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7554] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7552] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7551] <... open resumed>) = 3 [pid 5065] umount2("./82/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7554] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7552] <... futex resumed>) = 0 [pid 7558] <... openat resumed>) = 3 [pid 7554] chdir("./bus" [pid 7552] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7554] <... chdir resumed>) = 0 [pid 7554] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7558] write(3, "1000", 4 [pid 7552] <... futex resumed>) = 0 [pid 7551] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7558] <... write resumed>) = 4 [pid 7554] <... futex resumed>) = 1 [pid 7552] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7551] <... futex resumed>) = 1 [pid 7549] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./82/file1", [pid 7558] close(3 [pid 7554] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7552] <... futex resumed>) = 0 [pid 7549] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7558] <... close resumed>) = 0 [pid 7552] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7551] fcntl(-1, F_SETFL, O_RDONLY [pid 7549] <... futex resumed>) = 0 [pid 7558] symlink("/dev/binderfs", "./binderfs" [pid 7551] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7549] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./82/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./83", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7558] <... symlink resumed>) = 0 [pid 7554] <... open resumed>) = 3 [pid 7551] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7549] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7558] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7551] <... futex resumed>) = 0 [pid 7549] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./82/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7558] <... futex resumed>) = 0 [pid 7554] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7551] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7549] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5063] <... openat resumed>) = 3 [pid 7558] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7554] <... futex resumed>) = 1 [pid 7552] <... futex resumed>) = 0 [pid 7551] <... openat resumed>) = 4 [pid 7549] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(4, "", [pid 5063] newfstatat(3, "", [pid 7558] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7554] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7552] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7551] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... umount2 resumed>) = 0 [pid 7558] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7554] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7552] <... futex resumed>) = 0 [pid 7551] <... futex resumed>) = 1 [pid 7549] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 5063] getdents64(3, [pid 5060] umount2("./81/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7558] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7554] fcntl(-1, F_SETFL, O_RDONLY [pid 7552] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7551] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7549] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7558] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7554] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7551] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7549] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7558] <... mmap resumed>) = 0x7fef411b2000 [pid 7554] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7551] sendfile(4, 4, NULL, 7 [pid 7549] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./82/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./83/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7558] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7554] <... futex resumed>) = 1 [pid 7552] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./81/bus", [pid 7558] <... mprotect resumed>) = 0 [pid 7554] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7552] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./82/file1/work", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7558] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7554] <... openat resumed>) = 4 [pid 7552] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./81/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7558] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7552] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./82/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7558] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7554] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./81/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7560 attached [pid 7554] <... futex resumed>) = 1 [pid 7552] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./82/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... umount2 resumed>) = 0 [pid 5060] <... openat resumed>) = 4 [pid 7560] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7558] <... clone3 resumed> => {parent_tid=[7560]}, 88) = 7560 [pid 7552] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 5 [pid 5060] newfstatat(4, "", [pid 7560] <... rseq resumed>) = 0 [pid 7558] rt_sigprocmask(SIG_SETMASK, [], [pid 7554] sendfile(4, 4, NULL, 7 [pid 7552] <... futex resumed>) = 0 [pid 5065] newfstatat(5, "", [pid 5063] umount2("./83/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7560] set_robust_list(0x7fef411d29a0, 24 [pid 7558] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7552] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(4, [pid 7560] <... set_robust_list resumed>) = 0 [pid 7558] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(5, [pid 5063] newfstatat(AT_FDCWD, "./83/bus", [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7560] rt_sigprocmask(SIG_SETMASK, [], [pid 7558] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./81/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7560] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7558] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(5, [pid 5063] umount2("./83/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7560] mkdir("./file0", 000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./81/bus/file0", [pid 5065] close(5 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... close resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./83/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] unlink("./81/bus/file0" [pid 7560] <... mkdir resumed>) = 0 [pid 5065] rmdir("./82/file1/work" [pid 5063] <... openat resumed>) = 4 [pid 5060] <... unlink resumed>) = 0 [pid 7560] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(4, "", [pid 5060] getdents64(4, [pid 7560] <... futex resumed>) = 1 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7560] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] getdents64(4, [pid 5060] close(4 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] <... close resumed>) = 0 [pid 5060] rmdir("./81/bus" [pid 5063] umount2("./83/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 7558] <... futex resumed>) = 0 [pid 7558] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./82/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7560] <... futex resumed>) = 0 [pid 7558] <... futex resumed>) = 1 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7560] mkdir("./bus", 000 [pid 7558] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(AT_FDCWD, "./82/file1/index", [pid 5063] newfstatat(AT_FDCWD, "./83/bus/file0", [pid 5060] umount2("./81/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7560] <... mkdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./82/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./82/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] unlink("./83/bus/file0" [pid 5060] newfstatat(AT_FDCWD, "./81/binderfs", [pid 5065] <... openat resumed>) = 5 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7560] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(5, "", [pid 5063] <... unlink resumed>) = 0 [pid 5060] unlink("./81/binderfs" [pid 7560] <... futex resumed>) = 1 [pid 7558] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7560] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7558] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(5, [pid 5063] getdents64(4, [pid 5060] <... unlink resumed>) = 0 [pid 7560] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7558] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7560] mkdir("./file1", 000 [pid 7558] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(5, [pid 5063] close(4 [pid 5060] umount2("./81/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7560] <... mkdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... close resumed>) = 0 [pid 5065] close(5) = 0 [pid 5063] rmdir("./83/bus" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7560] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] rmdir("./82/file1/index" [pid 5063] <... rmdir resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./81/file0", [pid 7560] <... futex resumed>) = 1 [pid 7558] <... futex resumed>) = 0 [pid 7549] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7558] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7549] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7560] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7558] <... futex resumed>) = 0 [pid 7549] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 5063] umount2("./83/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./81/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7558] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7551] <... sendfile resumed>) = 4 [pid 7551] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7551] <... futex resumed>) = 0 [pid 5065] close(4 [pid 7551] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] <... close resumed>) = 0 [pid 7549] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] rmdir("./82/file1" [pid 7549] <... mmap resumed>) = 0x7fef41191000 [pid 7552] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7549] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7552] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7549] <... mprotect resumed>) = 0 [pid 7552] <... futex resumed>) = 0 [pid 7549] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... rmdir resumed>) = 0 [pid 7560] <... mount resumed>) = 0 [pid 7552] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7549] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] getdents64(3, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7560] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7552] <... mmap resumed>) = 0x7fef41191000 [pid 7549] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] newfstatat(AT_FDCWD, "./83/binderfs", [pid 5060] openat(AT_FDCWD, "./81/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7563 attached [pid 7560] <... futex resumed>) = 1 [pid 7558] <... futex resumed>) = 0 [pid 7552] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] close(3 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... openat resumed>) = 4 [pid 7563] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7560] unlink(NULL [pid 7558] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7552] <... mprotect resumed>) = 0 [pid 7549] <... clone3 resumed> => {parent_tid=[7563]}, 88) = 7563 [pid 5065] <... close resumed>) = 0 [pid 5063] unlink("./83/binderfs" [pid 5060] newfstatat(4, "", [pid 7563] <... rseq resumed>) = 0 [pid 7560] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7558] <... futex resumed>) = 0 [pid 7552] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7549] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] rmdir("./82" [pid 5063] <... unlink resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7563] set_robust_list(0x7fef411b19a0, 24 [pid 7560] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7558] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7552] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7549] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] umount2("./83/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 7563] <... set_robust_list resumed>) = 0 [pid 7560] <... futex resumed>) = 0 [pid 7552] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7549] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7558] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 7565 attached [pid 7563] rt_sigprocmask(SIG_SETMASK, [], [pid 7560] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7558] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7549] <... futex resumed>) = 0 [pid 5065] mkdir("./83", 0777 [pid 5063] newfstatat(AT_FDCWD, "./83/file0", [pid 5060] getdents64(4, [pid 7565] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7563] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7560] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7558] <... futex resumed>) = 0 [pid 7552] <... clone3 resumed> => {parent_tid=[7565]}, 88) = 7565 [pid 7549] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... mkdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7565] <... rseq resumed>) = 0 [pid 7563] sendfile(3, 4, NULL, 281474978811911 [pid 7560] chdir("./bus" [pid 7558] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7552] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] umount2("./83/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] close(4 [pid 7565] set_robust_list(0x7fef411b19a0, 24 [pid 7563] <... sendfile resumed>) = 0 [pid 7560] <... chdir resumed>) = 0 [pid 7552] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... close resumed>) = 0 [pid 7565] <... set_robust_list resumed>) = 0 [pid 7563] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7560] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7552] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./83/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] rmdir("./81/file0" [pid 7565] rt_sigprocmask(SIG_SETMASK, [], [pid 7563] <... futex resumed>) = 1 [pid 7560] <... futex resumed>) = 1 [pid 7558] <... futex resumed>) = 0 [pid 7552] <... futex resumed>) = 0 [pid 7549] <... futex resumed>) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5060] <... rmdir resumed>) = 0 [pid 7565] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7563] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7560] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7558] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7552] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7549] exit_group(0 [pid 5063] newfstatat(4, "", [pid 5060] umount2("./81/file1", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7566 attached [pid 7565] sendfile(3, 4, NULL, 281474978811911 [pid 7563] <... futex resumed>) = ? [pid 7560] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 113.250747][ T7560] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7558] <... futex resumed>) = 0 [pid 7551] <... futex resumed>) = ? [pid 7549] <... exit_group resumed>) = ? [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7566 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7566] set_robust_list(0x555555f856a0, 24 [pid 7563] +++ exited with 0 +++ [pid 7560] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7558] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7551] +++ exited with 0 +++ [pid 7549] +++ exited with 0 +++ [pid 5063] getdents64(4, [pid 5060] newfstatat(AT_FDCWD, "./81/file1", [pid 7566] <... set_robust_list resumed>) = 0 [pid 7560] <... open resumed>) = 3 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7549, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7566] chdir("./83" [pid 5068] restart_syscall(<... resuming interrupted clone ...> [pid 5063] getdents64(4, [pid 5060] umount2("./81/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... restart_syscall resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] close(4 [pid 5060] openat(AT_FDCWD, "./81/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7566] <... chdir resumed>) = 0 [pid 7565] <... sendfile resumed>) = 4 [pid 7560] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7554] <... sendfile resumed>) = 4 [pid 5063] <... close resumed>) = 0 [pid 7566] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7565] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7560] <... futex resumed>) = 1 [pid 7558] <... futex resumed>) = 0 [pid 7554] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./84", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./83/file0" [pid 5060] <... openat resumed>) = 4 [pid 7566] <... prctl resumed>) = 0 [pid 7565] <... futex resumed>) = 1 [pid 7560] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7558] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7554] <... futex resumed>) = 0 [pid 7552] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7566] setpgid(0, 0 [pid 7565] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7560] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7558] <... futex resumed>) = 0 [pid 7554] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7552] exit_group(0 [pid 5068] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... rmdir resumed>) = 0 [pid 5060] newfstatat(4, "", [pid 7566] <... setpgid resumed>) = 0 [pid 7560] fcntl(-1, F_SETFL, O_RDONLY) = -1 EBADF (Bad file descriptor) [pid 5068] <... openat resumed>) = 3 [pid 7560] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7566] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7560] <... futex resumed>) = 0 [pid 5068] newfstatat(3, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7560] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7566] <... openat resumed>) = 3 [pid 5060] getdents64(4, [pid 7558] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7558] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] getdents64(3, [pid 5060] umount2("./81/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7566] write(3, "1000", 4 [pid 7565] <... futex resumed>) = ? [pid 7554] <... futex resumed>) = ? [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7566] <... write resumed>) = 4 [pid 7554] +++ exited with 0 +++ [pid 5060] newfstatat(AT_FDCWD, "./81/file1/work", [pid 7566] close(3 [pid 7565] +++ exited with 0 +++ [pid 7558] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7552] <... exit_group resumed>) = ? [pid 5068] umount2("./84/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./83/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7566] <... close resumed>) = 0 [pid 7560] <... futex resumed>) = 0 [pid 7558] <... futex resumed>) = 1 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./81/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7566] symlink("/dev/binderfs", "./binderfs" [pid 7560] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7558] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7560] <... openat resumed>) = 4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7566] <... symlink resumed>) = 0 [pid 7560] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] openat(AT_FDCWD, "./81/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7560] <... futex resumed>) = 1 [pid 7558] <... futex resumed>) = 0 [pid 5060] <... openat resumed>) = 5 [pid 7560] sendfile(4, 4, NULL, 7 [pid 7558] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] newfstatat(5, "", [pid 7558] <... futex resumed>) = 0 [pid 7566] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7558] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(AT_FDCWD, "./83/file1", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7566] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] getdents64(5, [pid 7566] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5063] umount2("./83/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7566] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7566] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5063] openat(AT_FDCWD, "./83/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7566] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... openat resumed>) = 4 [pid 7566] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] newfstatat(4, "", [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7566] <... mmap resumed>) = 0x7fef411b2000 [pid 5060] getdents64(5, [pid 7566] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7566] <... mprotect resumed>) = 0 [pid 7552] +++ exited with 0 +++ [pid 5063] getdents64(4, [pid 5060] close(5 [pid 7566] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5060] <... close resumed>) = 0 [pid 7566] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7552, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5060] rmdir("./81/file1/work" [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] restart_syscall(<... resuming interrupted clone ...> [pid 5060] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 7568 attached [pid 7566] <... clone3 resumed> => {parent_tid=[7568]}, 88) = 7568 [pid 5063] umount2("./83/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... restart_syscall resumed>) = 0 [pid 7568] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7566] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./81/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7568] <... rseq resumed>) = 0 [pid 7566] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] newfstatat(AT_FDCWD, "./83/file1/work", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7568] set_robust_list(0x7fef411d29a0, 24 [pid 7566] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./82", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(AT_FDCWD, "./81/file1/index", [pid 7568] <... set_robust_list resumed>) = 0 [pid 7566] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7568] rt_sigprocmask(SIG_SETMASK, [], [pid 7566] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./83/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7568] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... openat resumed>) = 3 [pid 7568] mkdir("./file0", 000 [pid 5063] openat(AT_FDCWD, "./83/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] newfstatat(3, "", [pid 5060] umount2("./81/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... umount2 resumed>) = 0 [pid 5063] <... openat resumed>) = 5 [pid 5062] getdents64(3, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7568] <... mkdir resumed>) = 0 [pid 5068] umount2("./84/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(5, "", [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] openat(AT_FDCWD, "./81/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./84/bus", [pid 7568] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] umount2("./82/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... openat resumed>) = 5 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7568] <... futex resumed>) = 1 [pid 7566] <... futex resumed>) = 0 [pid 5068] umount2("./84/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(5, [pid 5060] newfstatat(5, "", [pid 7566] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7568] mkdir("./bus", 000 [pid 7566] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7566] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./84/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] getdents64(5, [pid 5060] getdents64(5, [pid 5068] <... openat resumed>) = 4 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] newfstatat(4, "", [pid 5063] close(5 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... close resumed>) = 0 [pid 5060] getdents64(5, [pid 5068] getdents64(4, [pid 5063] rmdir("./83/file1/work" [pid 7568] <... mkdir resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] umount2("./84/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] close(5 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7568] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./84/bus/file0", [pid 5060] <... close resumed>) = 0 [pid 7568] <... futex resumed>) = 1 [pid 7566] <... futex resumed>) = 0 [pid 5060] rmdir("./81/file1/index" [pid 7568] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./83/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7566] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] unlink("./84/bus/file0" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7568] mkdir("./file1", 000 [pid 7566] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./83/file1/index", [pid 5062] umount2("./82/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7568] <... mkdir resumed>) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5068] getdents64(4, [pid 7566] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] getdents64(4, [pid 7568] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] umount2("./83/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(AT_FDCWD, "./82/bus", [pid 7568] <... futex resumed>) = 0 [pid 7566] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7568] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7566] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./83/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] close(4 [pid 7566] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7558] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] rmdir("./84/bus" [pid 7558] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./82/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... close resumed>) = 0 [pid 7558] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... openat resumed>) = 5 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./81/file1" [pid 7558] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(5, [pid 7558] <... mmap resumed>) = 0x7fef41191000 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7558] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] umount2("./84/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(5, [pid 5062] openat(AT_FDCWD, "./82/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... rmdir resumed>) = 0 [pid 7558] <... mprotect resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7558] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] newfstatat(AT_FDCWD, "./84/binderfs", [pid 5063] close(5 [pid 5062] <... openat resumed>) = 4 [pid 5060] getdents64(3, [pid 7558] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... close resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 7558] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] unlink("./84/binderfs" [pid 5063] rmdir("./83/file1/index" [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 7570 attached [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] close(3 [pid 7570] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7558] <... clone3 resumed> => {parent_tid=[7570]}, 88) = 7570 [pid 5063] getdents64(4, [pid 7570] <... rseq resumed>) = 0 [pid 7558] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] umount2("./84/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] getdents64(4, [pid 5060] <... close resumed>) = 0 [pid 7570] set_robust_list(0x7fef411b19a0, 24 [pid 7558] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] close(4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7570] <... set_robust_list resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 7558] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./84/file0", [pid 5063] rmdir("./83/file1" [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] rmdir("./81" [pid 7570] rt_sigprocmask(SIG_SETMASK, [], [pid 7568] <... mount resumed>) = 0 [pid 7560] <... sendfile resumed>) = 4 [pid 7558] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] umount2("./82/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7570] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7568] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7560] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7558] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./84/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(3, [pid 5060] <... rmdir resumed>) = 0 [pid 7570] sendfile(3, 4, NULL, 281474978811911 [pid 7568] <... futex resumed>) = 1 [pid 7566] <... futex resumed>) = 0 [pid 7560] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] mkdir("./82", 0777 [pid 7570] <... sendfile resumed>) = 0 [pid 7568] unlink(NULL [pid 7566] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7560] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] openat(AT_FDCWD, "./84/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] close(3 [pid 5062] newfstatat(AT_FDCWD, "./82/bus/file0", [pid 7570] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7568] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7566] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5063] <... close resumed>) = 0 [pid 5060] <... mkdir resumed>) = 0 [pid 7570] <... futex resumed>) = 1 [pid 7568] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7566] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7558] <... futex resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 5063] rmdir("./83" [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7570] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7568] <... futex resumed>) = 0 [pid 7566] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7558] exit_group(0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5063] mkdir("./84", 0777./strace-static-x86_64: Process 7571 attached [pid 7570] <... futex resumed>) = ? [pid 7568] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7566] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7560] <... futex resumed>) = ? [pid 7558] <... exit_group resumed>) = ? [pid 5068] getdents64(4, [pid 5063] <... mkdir resumed>) = 0 [pid 5062] unlink("./82/bus/file0" [pid 7571] set_robust_list(0x555555f856a0, 24 [pid 7568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7566] <... futex resumed>) = 0 [pid 7560] +++ exited with 0 +++ [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7571] <... set_robust_list resumed>) = 0 [pid 7570] +++ exited with 0 +++ [pid 7558] +++ exited with 0 +++ [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 7572 attached [pid 7571] chdir("./82" [pid 7568] chdir("./bus" [pid 7566] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7572 [pid 5062] <... unlink resumed>) = 0 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7571 [pid 7571] <... chdir resumed>) = 0 [pid 7571] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7558, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7568] <... chdir resumed>) = 0 [pid 7572] set_robust_list(0x555555f856a0, 24 [pid 7571] setpgid(0, 0 [pid 7568] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] getdents64(4, [pid 5061] restart_syscall(<... resuming interrupted clone ...> [pid 7571] <... setpgid resumed>) = 0 [pid 7568] <... futex resumed>) = 1 [pid 7566] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7572] <... set_robust_list resumed>) = 0 [pid 7571] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7568] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7566] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 5062] close(4 [pid 5061] <... restart_syscall resumed>) = 0 [pid 7572] chdir("./84" [pid 7571] <... openat resumed>) = 3 [pid 7568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7566] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 7571] write(3, "1000", 4 [pid 7568] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5068] rmdir("./84/file0" [pid 7571] <... write resumed>) = 4 [pid 7566] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] rmdir("./82/bus" [pid 7571] close(3) = 0 [pid 7571] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7571] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7571] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 7572] <... chdir resumed>) = 0 [pid 7571] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7571] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... rmdir resumed>) = 0 [pid 7571] <... mmap resumed>) = 0x7fef411b2000 [pid 7571] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5062] <... rmdir resumed>) = 0 [pid 7572] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7571] <... mprotect resumed>) = 0 [pid 7568] <... open resumed>) = 3 [ 113.389826][ T7568] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5068] umount2("./84/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./82/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./82", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7572] <... prctl resumed>) = 0 [pid 7571] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7568] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7572] setpgid(0, 0 [pid 7571] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7568] <... futex resumed>) = 1 [pid 7566] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./84/file1", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7572] <... setpgid resumed>) = 0 [pid 7571] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7568] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7566] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] newfstatat(AT_FDCWD, "./82/binderfs", [pid 5061] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7573 attached [pid 7572] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7566] <... futex resumed>) = 0 [pid 5068] umount2("./84/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... openat resumed>) = 3 [pid 7573] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7568] fcntl(-1, F_SETFL, O_RDONLY [pid 7566] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7573] <... rseq resumed>) = 0 [pid 7571] <... clone3 resumed> => {parent_tid=[7573]}, 88) = 7573 [pid 7568] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7572] <... openat resumed>) = 3 [pid 5062] unlink("./82/binderfs" [pid 5061] newfstatat(3, "", [pid 7573] set_robust_list(0x7fef411d29a0, 24 [pid 7572] write(3, "1000", 4 [pid 7571] rt_sigprocmask(SIG_SETMASK, [], [pid 7568] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./84/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... unlink resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7573] <... set_robust_list resumed>) = 0 [pid 7572] <... write resumed>) = 4 [pid 7571] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7568] <... futex resumed>) = 1 [pid 7566] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5061] getdents64(3, [pid 7573] rt_sigprocmask(SIG_SETMASK, [], [pid 7572] close(3 [pid 7571] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7568] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7566] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(4, "", [pid 5062] umount2("./82/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7573] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7572] <... close resumed>) = 0 [pid 7571] <... futex resumed>) = 0 [pid 7568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7566] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7573] mkdir("./file0", 000 [pid 7572] symlink("/dev/binderfs", "./binderfs" [pid 7571] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7568] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7566] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, [pid 5061] umount2("./82/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7572] <... symlink resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./82/file0", [pid 7573] <... mkdir resumed>) = 0 [pid 7572] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7568] <... openat resumed>) = 4 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7573] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7572] <... futex resumed>) = 0 [pid 7568] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./84/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./82/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7573] <... futex resumed>) = 1 [pid 7572] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7571] <... futex resumed>) = 0 [pid 7568] <... futex resumed>) = 1 [pid 7566] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7573] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7572] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7571] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7568] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7566] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./84/file1/work", [pid 5062] openat(AT_FDCWD, "./82/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7573] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7572] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7571] <... futex resumed>) = 0 [pid 7568] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7566] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7572] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7571] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7568] sendfile(4, 4, NULL, 7 [pid 7566] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... openat resumed>) = 4 [pid 7573] mkdir("./bus", 000 [pid 7572] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] umount2("./84/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7573] <... mkdir resumed>) = 0 [pid 7572] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(4, "", [pid 7573] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7572] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] openat(AT_FDCWD, "./84/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7572] <... mprotect resumed>) = 0 [pid 7573] <... futex resumed>) = 1 [pid 7572] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... openat resumed>) = 5 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7573] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7572] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] newfstatat(5, "", [pid 5062] getdents64(4, [pid 7572] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0}./strace-static-x86_64: Process 7575 attached => {parent_tid=[7575]}, 88) = 7575 [pid 7575] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7572] rt_sigprocmask(SIG_SETMASK, [], [pid 7575] <... rseq resumed>) = 0 [pid 7572] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7575] set_robust_list(0x7fef411d29a0, 24 [pid 7572] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7575] <... set_robust_list resumed>) = 0 [pid 7571] <... futex resumed>) = 0 [pid 7571] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7571] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7573] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7575] rt_sigprocmask(SIG_SETMASK, [], [pid 7572] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7575] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7572] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(4, [pid 5068] getdents64(5, [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7575] mkdir("./file0", 000 [pid 5062] close(4 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7573] mkdir("./file1", 000 [pid 5062] <... close resumed>) = 0 [pid 5068] getdents64(5, [pid 5062] rmdir("./82/file0" [pid 7575] <... mkdir resumed>) = 0 [pid 7573] <... mkdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7573] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(5 [pid 5061] umount2("./82/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7575] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7573] <... futex resumed>) = 1 [pid 7571] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5062] umount2("./82/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7575] <... futex resumed>) = 1 [pid 7573] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7572] <... futex resumed>) = 0 [pid 7571] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./84/file1/work" [pid 7575] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7575] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7572] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7575] mkdir("./bus", 000 [pid 7571] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7571] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7572] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./82/file1", [pid 7572] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7575] <... mkdir resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./82/bus", [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./82/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./82/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] umount2("./84/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./82/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] openat(AT_FDCWD, "./82/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... openat resumed>) = 4 [pid 5062] <... openat resumed>) = 4 [pid 5062] newfstatat(4, "", [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7575] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] newfstatat(4, "", [pid 5068] newfstatat(AT_FDCWD, "./84/file1/index", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7575] <... futex resumed>) = 1 [pid 7573] <... mount resumed>) = 0 [pid 7572] <... futex resumed>) = 0 [pid 7566] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] getdents64(4, [pid 5061] getdents64(4, [pid 7575] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7573] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7572] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7566] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./84/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7575] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7573] <... futex resumed>) = 1 [pid 7572] <... futex resumed>) = 0 [pid 7571] <... futex resumed>) = 0 [pid 7566] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7575] mkdir("./file1", 000 [pid 7573] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7572] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7571] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7566] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] openat(AT_FDCWD, "./84/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] umount2("./82/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7573] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7571] <... futex resumed>) = 0 [pid 7566] <... mmap resumed>) = 0x7fef41191000 [pid 5061] umount2("./82/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7573] unlink(NULL [pid 7571] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 5 [pid 7575] <... mkdir resumed>) = 0 [pid 7573] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7566] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] newfstatat(5, "", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7575] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7573] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7566] <... mprotect resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] newfstatat(AT_FDCWD, "./82/file1/work", [pid 5061] newfstatat(AT_FDCWD, "./82/bus/file0", [pid 7575] <... futex resumed>) = 1 [pid 7573] <... futex resumed>) = 1 [pid 7572] <... futex resumed>) = 0 [pid 7571] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 7575] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7573] chdir("./bus" [pid 7572] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7571] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7566] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7573] <... chdir resumed>) = 0 [pid 7572] <... futex resumed>) = 0 [pid 7571] <... futex resumed>) = 0 [pid 7566] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7573] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7571] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7573] <... futex resumed>) = 0 [pid 7571] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7566] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7573] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7571] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 7577 attached [pid 7573] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7571] <... futex resumed>) = 0 [pid 7577] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7573] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7572] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7571] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(5, [pid 5062] umount2("./82/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] unlink("./82/bus/file0" [pid 7577] <... rseq resumed>) = 0 [pid 7566] <... clone3 resumed> => {parent_tid=[7577]}, 88) = 7577 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [ 113.495925][ T7573] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7577] set_robust_list(0x7fef411b19a0, 24 [pid 7573] <... open resumed>) = 3 [pid 7566] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] <... unlink resumed>) = 0 [pid 7577] <... set_robust_list resumed>) = 0 [pid 7577] rt_sigprocmask(SIG_SETMASK, [], [pid 7566] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7577] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7566] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7577] sendfile(3, 4, NULL, 281474978811911 [pid 7566] <... futex resumed>) = 0 [pid 7573] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7566] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7573] <... futex resumed>) = 1 [pid 7571] <... futex resumed>) = 0 [pid 7573] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7571] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7573] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7571] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7573] fcntl(-1, F_SETFL, O_RDONLY) = -1 EBADF (Bad file descriptor) [pid 7573] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7571] <... futex resumed>) = 0 [pid 7571] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7571] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7573] <... futex resumed>) = 1 [pid 7577] <... sendfile resumed>) = 4 [pid 7575] <... mount resumed>) = 0 [pid 7573] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7568] <... sendfile resumed>) = 4 [pid 5068] close(5 [pid 5062] openat(AT_FDCWD, "./82/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] getdents64(4, [pid 7577] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7575] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7573] <... openat resumed>) = 4 [pid 7568] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 7577] <... futex resumed>) = 1 [pid 7575] <... futex resumed>) = 1 [pid 7572] <... futex resumed>) = 0 [pid 7568] <... futex resumed>) = 0 [pid 7566] <... futex resumed>) = 0 [pid 5068] rmdir("./84/file1/index" [pid 5062] <... openat resumed>) = 5 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7577] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7575] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7573] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7572] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7568] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7566] exit_group(0 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] newfstatat(5, "", [pid 5061] close(4 [pid 7577] <... futex resumed>) = ? [pid 7575] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7573] <... futex resumed>) = 1 [pid 7572] <... futex resumed>) = 0 [pid 7571] <... futex resumed>) = 0 [pid 7568] <... futex resumed>) = ? [pid 7566] <... exit_group resumed>) = ? [pid 5061] <... close resumed>) = 0 [pid 5068] getdents64(4, [pid 7577] +++ exited with 0 +++ [pid 7575] unlink(NULL [pid 7573] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7572] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7571] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7568] +++ exited with 0 +++ [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] rmdir("./82/bus" [pid 7575] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7573] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7571] <... futex resumed>) = 0 [pid 7566] +++ exited with 0 +++ [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7573] sendfile(4, 4, NULL, 7 [pid 7571] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7566, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5068] close(4 [pid 7575] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7572] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5062] getdents64(5, [pid 5061] <... rmdir resumed>) = 0 [pid 7575] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7572] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./84/file1" [pid 5061] umount2("./82/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7575] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7572] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7575] chdir("./bus" [pid 7572] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(3, [pid 5062] getdents64(5, [pid 5061] newfstatat(AT_FDCWD, "./82/binderfs", [pid 7575] <... chdir resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7575] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(3 [pid 5065] umount2("./83", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(5 [pid 5061] unlink("./82/binderfs" [pid 7575] <... futex resumed>) = 1 [pid 7572] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... close resumed>) = 0 [pid 7575] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7572] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./84" [pid 5065] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... unlink resumed>) = 0 [pid 7575] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7572] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... openat resumed>) = 3 [pid 5062] rmdir("./82/file1/work" [pid 7575] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7572] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] mkdir("./85", 0777 [pid 5065] newfstatat(3, "", [pid 5062] <... rmdir resumed>) = 0 [pid 5061] umount2("./82/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7575] <... open resumed>) = 3 [pid 5068] <... mkdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(3, 0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] umount2("./83/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./82/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./82/file0", [pid 7575] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7575] <... futex resumed>) = 1 [pid 7572] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./82/file1/index", [pid 5061] umount2("./82/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7575] fcntl(-1, F_SETFL, O_RDONLY [pid 7572] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7575] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7572] <... futex resumed>) = 0 [pid 7575] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7572] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./82/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] openat(AT_FDCWD, "./82/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7575] <... futex resumed>) = 0 [pid 7572] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... openat resumed>) = 4 ./strace-static-x86_64: Process 7579 attached [pid 7575] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7572] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7579] set_robust_list(0x555555f856a0, 24 [pid 7575] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7572] <... futex resumed>) = 0 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7579 [pid 5062] openat(AT_FDCWD, "./82/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] newfstatat(4, "", [pid 7579] <... set_robust_list resumed>) = 0 [pid 7575] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7572] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... openat resumed>) = 5 [pid 7579] chdir("./85" [pid 7575] <... openat resumed>) = 4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7575] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(5, "", [ 113.545065][ T7575] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5061] getdents64(4, [pid 7579] <... chdir resumed>) = 0 [pid 7575] <... futex resumed>) = 1 [pid 7572] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7579] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7572] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7579] <... prctl resumed>) = 0 [pid 7575] sendfile(4, 4, NULL, 7 [pid 7572] <... futex resumed>) = 0 [pid 5062] getdents64(5, [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7579] setpgid(0, 0 [pid 7572] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7579] <... setpgid resumed>) = 0 [pid 5065] umount2("./83/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 7579] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(5, [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7579] <... openat resumed>) = 3 [pid 5065] newfstatat(AT_FDCWD, "./83/bus", [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] close(4 [pid 7579] write(3, "1000", 4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] close(5 [pid 5061] <... close resumed>) = 0 [pid 7579] <... write resumed>) = 4 [pid 5065] umount2("./83/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 7579] close(3 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./82/file1/index" [pid 5061] rmdir("./82/file0" [pid 7579] <... close resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./83/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... rmdir resumed>) = 0 [pid 7579] symlink("/dev/binderfs", "./binderfs" [pid 5061] <... rmdir resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5061] umount2("./82/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7579] <... symlink resumed>) = 0 [pid 5065] newfstatat(4, "", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7579] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(4, [pid 5061] newfstatat(AT_FDCWD, "./82/file1", [pid 7579] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7579] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] close(4 [pid 5061] umount2("./82/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7579] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7571] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] umount2("./83/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7579] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7571] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./82/file1" [pid 7579] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7571] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./83/bus/file0", [pid 5061] openat(AT_FDCWD, "./82/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7579] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7571] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 7571] <... mmap resumed>) = 0x7fef41191000 [pid 5065] unlink("./83/bus/file0" [pid 7571] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5061] newfstatat(4, "", [pid 7579] <... mmap resumed>) = 0x7fef411b2000 [pid 7571] <... mprotect resumed>) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5062] getdents64(3, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7579] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7571] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] getdents64(4, [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(4, [pid 7579] <... mprotect resumed>) = 0 [pid 7571] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] close(3 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7571] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] close(4./strace-static-x86_64: Process 7581 attached ) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] umount2("./82/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] rmdir("./82" [pid 7581] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7571] <... clone3 resumed> => {parent_tid=[7581]}, 88) = 7581 [pid 5065] rmdir("./83/bus" [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./82/file1/work", [pid 7571] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... rmdir resumed>) = 0 [pid 7579] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7571] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7581] <... rseq resumed>) = 0 [pid 7579] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7571] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./83/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7581] set_robust_list(0x7fef411b19a0, 24 [pid 7579] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7571] <... futex resumed>) = 0 [pid 5062] mkdir("./83", 0777 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7582 attached [pid 7581] <... set_robust_list resumed>) = 0 [pid 7571] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... mkdir resumed>) = 0 [pid 5061] umount2("./82/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7582] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7581] rt_sigprocmask(SIG_SETMASK, [], [pid 7579] <... clone3 resumed> => {parent_tid=[7582]}, 88) = 7582 [pid 5065] newfstatat(AT_FDCWD, "./83/binderfs", [pid 7582] <... rseq resumed>) = 0 [pid 7581] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7579] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7582] set_robust_list(0x7fef411d29a0, 24 [pid 7581] sendfile(3, 4, NULL, 281474978811911 [pid 7579] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] unlink("./83/binderfs" [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] openat(AT_FDCWD, "./82/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7582] <... set_robust_list resumed>) = 0 [pid 7579] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... unlink resumed>) = 0 [pid 5061] <... openat resumed>) = 5 ./strace-static-x86_64: Process 7583 attached [pid 7582] rt_sigprocmask(SIG_SETMASK, [], [pid 7579] <... futex resumed>) = 0 [pid 5065] umount2("./83/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7583] set_robust_list(0x555555f856a0, 24 [pid 7579] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7583] <... set_robust_list resumed>) = 0 [pid 7582] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] newfstatat(AT_FDCWD, "./83/file0", [pid 5061] newfstatat(5, "", [pid 7583] chdir("./83" [pid 7582] mkdir("./file0", 000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7583 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7583] <... chdir resumed>) = 0 [pid 5065] umount2("./83/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(5, [pid 7583] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7582] <... mkdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7583] <... prctl resumed>) = 0 [pid 7582] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(5, [pid 7583] setpgid(0, 0 [pid 7582] <... futex resumed>) = 1 [pid 7579] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./83/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7583] <... setpgid resumed>) = 0 [pid 7582] mkdir("./bus", 000 [pid 7579] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 4 [pid 5061] close(5 [pid 7583] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7579] <... futex resumed>) = 0 [pid 5065] newfstatat(4, "", [pid 7583] <... openat resumed>) = 3 [pid 7579] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... close resumed>) = 0 [pid 7583] write(3, "1000", 4 [pid 7582] <... mkdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] rmdir("./82/file1/work" [pid 7583] <... write resumed>) = 4 [pid 7582] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 7583] close(3 [pid 7582] <... futex resumed>) = 1 [pid 7579] <... futex resumed>) = 0 [pid 7572] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] <... rmdir resumed>) = 0 [pid 7583] <... close resumed>) = 0 [pid 7582] mkdir("./file1", 000 [pid 7581] <... sendfile resumed>) = 4 [pid 7579] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7573] <... sendfile resumed>) = 4 [pid 7572] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7583] symlink("/dev/binderfs", "./binderfs" [pid 7582] <... mkdir resumed>) = 0 [pid 7581] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7579] <... futex resumed>) = 0 [pid 7573] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7572] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 5061] umount2("./82/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7581] <... futex resumed>) = 1 [pid 7579] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7573] <... futex resumed>) = 0 [pid 7572] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7571] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7583] <... symlink resumed>) = 0 [pid 7582] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7581] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7573] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7572] <... mmap resumed>) = 0x7fef41191000 [pid 7571] exit_group(0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(AT_FDCWD, "./82/file1/index", [pid 7583] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7582] <... futex resumed>) = 1 [pid 7581] <... futex resumed>) = ? [pid 7579] <... futex resumed>) = 0 [pid 7573] <... futex resumed>) = ? [pid 7572] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7571] <... exit_group resumed>) = ? [pid 5065] close(4 [pid 7582] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7579] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7573] +++ exited with 0 +++ [pid 7572] <... mprotect resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7583] <... futex resumed>) = 0 [pid 7582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7579] <... futex resumed>) = 0 [pid 7572] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] rmdir("./83/file0" [pid 5061] umount2("./82/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7582] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7572] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7583] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7581] +++ exited with 0 +++ [pid 7579] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7571] +++ exited with 0 +++ [pid 5065] <... rmdir resumed>) = 0 [pid 7583] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7583] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5065] umount2("./83/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7583] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7571, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7583] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5065] newfstatat(AT_FDCWD, "./83/file1", [pid 7583] <... mprotect resumed>) = 0 [pid 7582] <... mount resumed>) = 0 [pid 7572] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] openat(AT_FDCWD, "./82/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7586 attached [pid 7583] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7582] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./83/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... openat resumed>) = 5 [pid 7586] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7583] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7582] <... futex resumed>) = 1 [pid 7579] <... futex resumed>) = 0 [pid 7572] <... clone3 resumed> => {parent_tid=[7586]}, 88) = 7586 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(5, "", [pid 7586] <... rseq resumed>) = 0 [pid 7583] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7582] unlink(NULL [pid 7579] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7572] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] openat(AT_FDCWD, "./83/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./82", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7587 attached [pid 7586] set_robust_list(0x7fef411b19a0, 24 [pid 7582] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7579] <... futex resumed>) = 0 [pid 7572] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5061] getdents64(5, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7587] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7586] <... set_robust_list resumed>) = 0 [pid 7583] <... clone3 resumed> => {parent_tid=[7587]}, 88) = 7587 [pid 7582] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7579] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7572] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(4, "", [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] openat(AT_FDCWD, "./82", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7587] <... rseq resumed>) = 0 [pid 7586] rt_sigprocmask(SIG_SETMASK, [], [pid 7583] rt_sigprocmask(SIG_SETMASK, [], [pid 7582] <... futex resumed>) = 0 [pid 7579] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7572] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(5, [pid 5060] <... openat resumed>) = 3 [pid 7587] set_robust_list(0x7fef411d29a0, 24 [pid 7586] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7583] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7582] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7579] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7572] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(4, [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(3, "", [pid 7587] <... set_robust_list resumed>) = 0 [pid 7586] sendfile(3, 4, NULL, 281474978811911 [pid 7583] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7579] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] close(5 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7587] rt_sigprocmask(SIG_SETMASK, [], [pid 7583] <... futex resumed>) = 0 [pid 7582] chdir("./bus" [pid 7579] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... close resumed>) = 0 [pid 5060] getdents64(3, [pid 7587] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7583] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7582] <... chdir resumed>) = 0 [pid 5065] umount2("./83/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] rmdir("./82/file1/index" [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7587] mkdir("./file0", 000 [pid 7582] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... rmdir resumed>) = 0 [pid 5060] umount2("./82/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7582] <... futex resumed>) = 1 [pid 7579] <... futex resumed>) = 0 [pid 5061] getdents64(4, [pid 7582] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7579] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7587] <... mkdir resumed>) = 0 [pid 7579] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./83/file1/work", [pid 7587] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7579] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7587] <... futex resumed>) = 1 [pid 7583] <... futex resumed>) = 0 [pid 7582] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7587] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7583] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7582] <... open resumed>) = 3 [pid 5065] umount2("./83/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7587] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7583] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] close(4 [pid 7587] mkdir("./bus", 000 [pid 7583] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7582] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./83/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... close resumed>) = 0 [pid 7587] <... mkdir resumed>) = 0 [pid 7586] <... sendfile resumed>) = 4 [ 113.675928][ T7582] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7582] <... futex resumed>) = 1 [pid 7579] <... futex resumed>) = 0 [pid 7575] <... sendfile resumed>) = 4 [pid 5065] <... openat resumed>) = 5 [pid 5061] rmdir("./82/file1" [pid 7579] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7587] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7586] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7582] fcntl(-1, F_SETFL, O_RDONLY [pid 7579] <... futex resumed>) = 0 [pid 7575] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(5, "", [pid 7587] <... futex resumed>) = 1 [pid 7586] <... futex resumed>) = 1 [pid 7583] <... futex resumed>) = 0 [pid 7582] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7579] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7575] <... futex resumed>) = 0 [pid 7572] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7587] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7586] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7583] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7582] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7579] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7575] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7572] exit_group(0 [pid 5065] getdents64(5, [pid 7587] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7586] <... futex resumed>) = ? [pid 7583] <... futex resumed>) = 0 [pid 7582] <... futex resumed>) = 0 [pid 7579] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7575] <... futex resumed>) = ? [pid 7572] <... exit_group resumed>) = ? [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(3, [pid 7587] mkdir("./file1", 000 [pid 7586] +++ exited with 0 +++ [pid 7583] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7582] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7575] +++ exited with 0 +++ [pid 7587] <... mkdir resumed>) = 0 [pid 7582] <... openat resumed>) = 4 [pid 7572] +++ exited with 0 +++ [pid 5065] getdents64(5, [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7579] <... futex resumed>) = 0 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7572, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 7579] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] restart_syscall(<... resuming interrupted clone ...> [pid 5061] close(3 [pid 5063] <... restart_syscall resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 7587] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7582] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] rmdir("./82" [pid 5060] <... umount2 resumed>) = 0 [pid 7587] <... futex resumed>) = 1 [pid 7583] <... futex resumed>) = 0 [pid 7582] <... futex resumed>) = 1 [pid 7579] <... futex resumed>) = 0 [pid 5065] close(5 [pid 7587] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7583] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7582] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] <... close resumed>) = 0 [pid 5063] umount2("./84", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 5060] umount2("./82/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7583] <... futex resumed>) = 0 [pid 7582] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7579] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] rmdir("./83/file1/work" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] mkdir("./83", 0777 [pid 7583] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7582] sendfile(4, 4, NULL, 7 [pid 7579] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... mkdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7579] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... openat resumed>) = 3 [pid 5060] newfstatat(AT_FDCWD, "./82/bus", [pid 5063] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7589 attached [pid 5065] umount2("./83/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(3, [pid 7589] set_robust_list(0x555555f856a0, 24 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] umount2("./82/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./84/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(AT_FDCWD, "./83/file1/index", [pid 7589] <... set_robust_list resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7589] chdir("./83" [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7589 [pid 5060] openat(AT_FDCWD, "./82/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7589] <... chdir resumed>) = 0 [pid 5065] umount2("./83/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7589] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 4 [pid 7589] <... prctl resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./83/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7589] setpgid(0, 0 [pid 5065] <... openat resumed>) = 5 [pid 7589] <... setpgid resumed>) = 0 [pid 5065] newfstatat(5, "", [pid 7589] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(5, [pid 5060] newfstatat(4, "", [pid 7589] <... openat resumed>) = 3 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(5, [pid 5060] getdents64(4, [pid 7589] write(3, "1000", 4 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7589] <... write resumed>) = 4 [pid 5065] close(5 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7589] close(3 [pid 5065] <... close resumed>) = 0 [pid 5060] umount2("./82/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7589] <... close resumed>) = 0 [pid 5065] rmdir("./83/file1/index" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7589] symlink("/dev/binderfs", "./binderfs" [pid 5065] <... rmdir resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./82/bus/file0", [pid 5065] getdents64(4, [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7589] <... symlink resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] unlink("./82/bus/file0" [pid 5065] close(4 [pid 5060] <... unlink resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5063] <... umount2 resumed>) = 0 [pid 7589] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] rmdir("./83/file1" [pid 7589] <... futex resumed>) = 0 [pid 5063] umount2("./84/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7589] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(4, [pid 7589] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7587] <... mount resumed>) = 0 [pid 5065] getdents64(3, [pid 5063] newfstatat(AT_FDCWD, "./84/bus", [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7589] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7587] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7589] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7587] <... futex resumed>) = 1 [pid 7583] <... futex resumed>) = 0 [pid 5065] close(3 [pid 5063] umount2("./84/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] close(4 [pid 7589] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7587] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7583] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7589] <... mmap resumed>) = 0x7fef411b2000 [pid 7583] <... futex resumed>) = 0 [pid 7587] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] rmdir("./83" [pid 7589] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7587] unlink(NULL [pid 7583] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7589] <... mprotect resumed>) = 0 [pid 7587] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5065] <... rmdir resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./84/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... close resumed>) = 0 [pid 7587] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7579] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] mkdir("./84", 0777 [pid 7589] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7587] <... futex resumed>) = 1 [pid 7583] <... futex resumed>) = 0 [pid 7579] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... mkdir resumed>) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5060] rmdir("./82/bus" [pid 7589] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7587] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7583] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7579] <... futex resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 7587] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7583] <... futex resumed>) = 0 [pid 7587] chdir("./bus" [pid 7583] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7579] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7589] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7587] <... chdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 7591 attached [pid 7587] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7579] <... mmap resumed>) = 0x7fef41191000 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7591] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7587] <... futex resumed>) = 1 [pid 7583] <... futex resumed>) = 0 [pid 7579] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] getdents64(4, [pid 5060] umount2("./82/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7589] <... clone3 resumed> => {parent_tid=[7591]}, 88) = 7591 [pid 7579] <... mprotect resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7589] rt_sigprocmask(SIG_SETMASK, [], [pid 7583] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] newfstatat(AT_FDCWD, "./82/binderfs", [pid 7589] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7583] <... futex resumed>) = 0 [pid 7579] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7591] <... rseq resumed>) = 0 [pid 7589] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7583] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] unlink("./82/binderfs" [pid 7591] set_robust_list(0x7fef411d29a0, 24 [pid 7589] <... futex resumed>) = 0 [pid 7587] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7579] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] umount2("./84/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7592 attached [pid 7591] <... set_robust_list resumed>) = 0 [pid 7589] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7587] <... open resumed>) = 3 [pid 5060] <... unlink resumed>) = 0 [pid 7591] rt_sigprocmask(SIG_SETMASK, [], [pid 7579] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7592] set_robust_list(0x555555f856a0, 24 [pid 5060] umount2("./82/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./84/bus/file0", [pid 7592] <... set_robust_list resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7591] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7587] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7592 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7593 attached [pid 7592] chdir("./84" [ 113.772795][ T7587] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7591] mkdir("./file0", 000 [pid 7587] <... futex resumed>) = 1 [pid 7583] <... futex resumed>) = 0 [pid 7579] <... clone3 resumed> => {parent_tid=[7593]}, 88) = 7593 [pid 5060] newfstatat(AT_FDCWD, "./82/file0", [pid 7593] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7592] <... chdir resumed>) = 0 [pid 7591] <... mkdir resumed>) = 0 [pid 7587] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7583] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] unlink("./84/bus/file0" [pid 7593] <... rseq resumed>) = 0 [pid 7591] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7587] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7583] <... futex resumed>) = 0 [pid 7579] rt_sigprocmask(SIG_SETMASK, [], [pid 7591] <... futex resumed>) = 1 [pid 7589] <... futex resumed>) = 0 [pid 7587] fcntl(-1, F_SETFL, O_RDONLY [pid 7583] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7591] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7589] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7587] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7591] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7589] <... futex resumed>) = 0 [pid 7587] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7593] set_robust_list(0x7fef411b19a0, 24 [pid 7592] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7591] mkdir("./bus", 000 [pid 7589] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7587] <... futex resumed>) = 1 [pid 7583] <... futex resumed>) = 0 [pid 7579] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7593] <... set_robust_list resumed>) = 0 [pid 7592] <... prctl resumed>) = 0 [pid 7591] <... mkdir resumed>) = 0 [pid 7587] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7583] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7579] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... unlink resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7593] rt_sigprocmask(SIG_SETMASK, [], [pid 7592] setpgid(0, 0 [pid 7583] <... futex resumed>) = 0 [pid 7579] <... futex resumed>) = 0 [pid 7593] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7592] <... setpgid resumed>) = 0 [pid 7587] <... openat resumed>) = 4 [pid 7583] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7579] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(4, [pid 5060] umount2("./82/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7593] sendfile(3, 4, NULL, 281474978811911 [pid 7592] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7591] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7587] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7591] <... futex resumed>) = 1 [pid 7589] <... futex resumed>) = 0 [pid 7587] <... futex resumed>) = 1 [pid 7583] <... futex resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7591] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7589] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7587] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7583] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7592] <... openat resumed>) = 3 [pid 7591] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7589] <... futex resumed>) = 0 [pid 7587] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7583] <... futex resumed>) = 0 [pid 5063] close(4 [pid 5060] openat(AT_FDCWD, "./82/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7591] mkdir("./file1", 000 [pid 7589] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7587] sendfile(4, 4, NULL, 7 [pid 7583] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... close resumed>) = 0 [pid 5060] <... openat resumed>) = 4 [pid 7592] write(3, "1000", 4 [pid 7591] <... mkdir resumed>) = 0 [pid 5063] rmdir("./84/bus" [pid 7591] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7593] <... sendfile resumed>) = 4 [pid 7592] <... write resumed>) = 4 [pid 7582] <... sendfile resumed>) = 4 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] newfstatat(4, "", [pid 7592] close(3 [pid 7591] <... futex resumed>) = 1 [pid 7589] <... futex resumed>) = 0 [pid 7582] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7591] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7589] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7582] <... futex resumed>) = 0 [pid 7591] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7589] <... futex resumed>) = 0 [pid 7582] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7591] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7589] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7593] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7592] <... close resumed>) = 0 [pid 5063] umount2("./84/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7593] <... futex resumed>) = 1 [pid 7592] symlink("/dev/binderfs", "./binderfs" [pid 7579] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(4, [pid 7593] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7592] <... symlink resumed>) = 0 [pid 7579] exit_group(0 [pid 5063] newfstatat(AT_FDCWD, "./84/binderfs", [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7593] <... futex resumed>) = ? [pid 7592] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7582] <... futex resumed>) = ? [pid 7579] <... exit_group resumed>) = ? [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] getdents64(4, [pid 7593] +++ exited with 0 +++ [pid 7592] <... futex resumed>) = 0 [pid 5063] unlink("./84/binderfs" [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7592] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5063] <... unlink resumed>) = 0 [pid 5060] close(4 [pid 7592] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5063] umount2("./84/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... close resumed>) = 0 [pid 7592] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./82/file0" [pid 7592] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] newfstatat(AT_FDCWD, "./84/file0", [pid 5060] <... rmdir resumed>) = 0 [pid 7592] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./82/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7592] <... mmap resumed>) = 0x7fef411b2000 [pid 7582] +++ exited with 0 +++ [pid 7579] +++ exited with 0 +++ [pid 5063] umount2("./84/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7592] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7591] <... mount resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./82/file1", [pid 7592] <... mprotect resumed>) = 0 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7579, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5063] openat(AT_FDCWD, "./84/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7592] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7591] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] restart_syscall(<... resuming interrupted clone ...> [pid 5063] <... openat resumed>) = 4 [pid 5060] umount2("./82/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7592] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7591] <... futex resumed>) = 1 [pid 7589] <... futex resumed>) = 0 [pid 5068] <... restart_syscall resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7592] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7589] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] openat(AT_FDCWD, "./82/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7596 attached [pid 7591] unlink(NULL [pid 7589] <... futex resumed>) = 0 [pid 7583] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] getdents64(4, [pid 5060] <... openat resumed>) = 4 [pid 7596] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7592] <... clone3 resumed> => {parent_tid=[7596]}, 88) = 7596 [pid 7591] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7589] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7583] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./85", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] newfstatat(4, "", [pid 7596] <... rseq resumed>) = 0 [pid 7592] rt_sigprocmask(SIG_SETMASK, [], [pid 7591] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7589] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7583] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(4, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7596] set_robust_list(0x7fef411d29a0, 24 [pid 7592] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7591] <... futex resumed>) = 0 [pid 7589] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7583] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] getdents64(4, [pid 7596] <... set_robust_list resumed>) = 0 [pid 7592] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7591] chdir("./bus" [pid 7589] <... futex resumed>) = 0 [pid 7583] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... openat resumed>) = 3 [pid 5063] close(4 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7596] rt_sigprocmask(SIG_SETMASK, [], [pid 7592] <... futex resumed>) = 0 [pid 7591] <... chdir resumed>) = 0 [pid 7589] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7583] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] newfstatat(3, "", [pid 5063] <... close resumed>) = 0 [pid 5060] umount2("./82/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7596] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7592] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7591] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7583] <... mprotect resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] rmdir("./84/file0" [pid 7589] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7596] mkdir("./file0", 000 [pid 7591] <... futex resumed>) = 0 [pid 7589] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7583] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] getdents64(3, [pid 7591] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7589] <... futex resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./82/file1/work", [pid 7589] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./84/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7583] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./82/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./84/file1", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./82/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7591] <... open resumed>) = 3 [pid 7583] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... openat resumed>) = 5 [pid 5063] umount2("./84/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(5, "", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] openat(AT_FDCWD, "./84/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5060] getdents64(5, [pid 5063] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 7597 attached [pid 7596] <... mkdir resumed>) = 0 [pid 7591] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7587] <... sendfile resumed>) = 4 [pid 7583] <... clone3 resumed> => {parent_tid=[7597]}, 88) = 7597 [ 113.865281][ T7591] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5068] umount2("./85/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7597] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7596] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7591] <... futex resumed>) = 1 [pid 7587] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7583] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] getdents64(4, [pid 7597] <... rseq resumed>) = 0 [pid 7596] <... futex resumed>) = 1 [pid 7591] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7589] <... futex resumed>) = 0 [pid 7587] <... futex resumed>) = 0 [pid 7583] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] getdents64(5, [pid 7597] set_robust_list(0x7fef411b19a0, 24 [pid 7596] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7592] <... futex resumed>) = 0 [pid 7589] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7587] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7583] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./84/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7597] <... set_robust_list resumed>) = 0 [pid 7596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7592] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7591] <... futex resumed>) = 0 [pid 7589] <... futex resumed>) = 1 [pid 7583] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] close(5 [pid 7597] rt_sigprocmask(SIG_SETMASK, [], [pid 7596] mkdir("./bus", 000 [pid 7592] <... futex resumed>) = 0 [pid 7591] fcntl(-1, F_SETFL, O_RDONLY [pid 7589] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7583] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... close resumed>) = 0 [pid 7597] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7592] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7591] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5063] newfstatat(AT_FDCWD, "./84/file1/work", [pid 7597] sendfile(3, 4, NULL, 281474978811911 [pid 7596] <... mkdir resumed>) = 0 [pid 7591] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] rmdir("./82/file1/work" [pid 7597] <... sendfile resumed>) = 0 [pid 7596] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7591] <... futex resumed>) = 1 [pid 7589] <... futex resumed>) = 0 [pid 5063] umount2("./84/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7597] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7596] <... futex resumed>) = 1 [pid 7592] <... futex resumed>) = 0 [pid 7591] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7589] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7597] <... futex resumed>) = 1 [pid 7596] mkdir("./file1", 000 [pid 7592] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7583] <... futex resumed>) = 0 [pid 5068] umount2("./85/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7583] exit_group(0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7587] <... futex resumed>) = ? [pid 7583] <... exit_group resumed>) = ? [pid 5060] umount2("./82/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7596] <... mkdir resumed>) = 0 [pid 7592] <... futex resumed>) = 0 [pid 7591] <... openat resumed>) = 4 [pid 7589] <... futex resumed>) = 0 [pid 7587] +++ exited with 0 +++ [pid 5068] newfstatat(AT_FDCWD, "./85/bus", [pid 5063] openat(AT_FDCWD, "./84/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7592] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7589] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... openat resumed>) = 5 [pid 7597] +++ exited with 0 +++ [pid 7591] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7583] +++ exited with 0 +++ [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] newfstatat(5, "", [pid 5060] newfstatat(AT_FDCWD, "./82/file1/index", [pid 7591] <... futex resumed>) = 1 [pid 7589] <... futex resumed>) = 0 [pid 5068] umount2("./85/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7591] sendfile(4, 4, NULL, 7 [pid 7589] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7596] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7589] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./85/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] getdents64(5, [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7583, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7596] <... futex resumed>) = 1 [pid 7592] <... futex resumed>) = 0 [pid 7589] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 4 [pid 5060] umount2("./82/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7596] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7592] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(4, "", [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] restart_syscall(<... resuming interrupted clone ...> [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7592] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] openat(AT_FDCWD, "./82/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7596] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7592] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, [pid 5063] getdents64(5, [pid 5062] <... restart_syscall resumed>) = 0 [pid 5060] <... openat resumed>) = 5 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] close(5 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] <... close resumed>) = 0 [pid 5060] newfstatat(5, "", [pid 5068] umount2("./85/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./84/file1/work" [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./83", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7596] <... mount resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./85/bus/file0", [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(5, [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] unlink("./85/bus/file0" [pid 5063] umount2("./84/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... openat resumed>) = 3 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] <... unlink resumed>) = 0 [pid 5062] newfstatat(3, "", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(5, [pid 5063] newfstatat(AT_FDCWD, "./84/file1/index", [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] getdents64(3, [pid 5060] close(5 [pid 5068] getdents64(4, [pid 7596] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] umount2("./84/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] <... close resumed>) = 0 [pid 7596] <... futex resumed>) = 1 [pid 7592] <... futex resumed>) = 0 [pid 5068] close(4 [pid 5062] umount2("./83/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./82/file1/index" [pid 7596] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7592] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7592] <... futex resumed>) = 0 [pid 5068] rmdir("./85/bus" [pid 5060] <... rmdir resumed>) = 0 [pid 7596] unlink(NULL [pid 7592] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7596] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5063] openat(AT_FDCWD, "./84/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7596] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 5 [pid 5060] getdents64(4, [pid 7596] <... futex resumed>) = 1 [pid 7592] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 7596] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7592] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7592] <... futex resumed>) = 0 [pid 5060] close(4 [pid 7596] chdir("./bus" [pid 7592] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./85/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(5, "", [pid 7596] <... chdir resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... close resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./85/binderfs", [pid 5060] rmdir("./82/file1" [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7596] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] unlink("./85/binderfs" [pid 5063] getdents64(5, [pid 7596] <... futex resumed>) = 1 [pid 7592] <... futex resumed>) = 0 [pid 7592] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7592] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7596] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(5, [pid 7596] <... open resumed>) = 3 [pid 5068] <... unlink resumed>) = 0 [pid 7596] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7589] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] umount2("./85/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] <... umount2 resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7589] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] close(5 [pid 5062] umount2("./83/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7589] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./85/file0", [pid 5063] <... close resumed>) = 0 [pid 7589] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7596] <... futex resumed>) = 1 [pid 7592] <... futex resumed>) = 0 [pid 7589] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] rmdir("./84/file1/index" [pid 5062] newfstatat(AT_FDCWD, "./83/bus", [pid 5060] getdents64(3, [pid 7589] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] umount2("./85/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./83/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7592] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7592] <... futex resumed>) = 0 [pid 7589] <... mprotect resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7591] <... sendfile resumed>) = 4 [pid 7596] fcntl(-1, F_SETFL, O_RDONLY [pid 7592] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] close(3 [pid 7596] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7591] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./83/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... close resumed>) = 0 [pid 7591] <... futex resumed>) = 0 [pid 7589] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] openat(AT_FDCWD, "./85/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7591] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7589] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... openat resumed>) = 4 [pid 7589] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... openat resumed>) = 4 [pid 5062] newfstatat(4, "", ./strace-static-x86_64: Process 7600 attached [pid 7596] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(4, "", [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] rmdir("./82" [pid 7600] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7596] <... futex resumed>) = 1 [pid 7592] <... futex resumed>) = 0 [pid 7589] <... clone3 resumed> => {parent_tid=[7600]}, 88) = 7600 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 5062] getdents64(4, [pid 5060] <... rmdir resumed>) = 0 [pid 7600] <... rseq resumed>) = 0 [pid 7596] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7592] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [ 113.964530][ T7596] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7589] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] getdents64(4, [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] mkdir("./83", 0777 [pid 7600] set_robust_list(0x7fef411b19a0, 24 [pid 7596] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7592] <... futex resumed>) = 0 [pid 7589] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] close(4 [pid 5062] umount2("./83/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... mkdir resumed>) = 0 [pid 7600] <... set_robust_list resumed>) = 0 [pid 7596] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7592] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7589] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5063] <... close resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7600] rt_sigprocmask(SIG_SETMASK, [], [pid 7596] <... openat resumed>) = 4 [pid 7589] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] rmdir("./84/file1" [pid 5062] newfstatat(AT_FDCWD, "./83/bus/file0", [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7601 attached [pid 7600] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7596] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7589] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(4 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7601 [pid 7601] set_robust_list(0x555555f856a0, 24 [pid 7600] sendfile(3, 4, NULL, 281474978811911 [pid 7596] <... futex resumed>) = 1 [pid 7592] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5063] getdents64(3, [pid 5062] unlink("./83/bus/file0" [pid 7601] <... set_robust_list resumed>) = 0 [pid 7600] <... sendfile resumed>) = 0 [pid 7596] sendfile(4, 4, NULL, 7 [pid 7592] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5068] rmdir("./85/file0" [pid 5062] <... unlink resumed>) = 0 [pid 7601] chdir("./83" [pid 7592] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] close(3 [pid 7601] <... chdir resumed>) = 0 [pid 7600] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... close resumed>) = 0 [pid 7601] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7600] <... futex resumed>) = 1 [pid 7589] <... futex resumed>) = 0 [pid 5063] rmdir("./84" [pid 7601] <... prctl resumed>) = 0 [pid 7600] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7589] exit_group(0 [pid 7601] setpgid(0, 0 [pid 7600] <... futex resumed>) = ? [pid 7591] <... futex resumed>) = ? [pid 5063] <... rmdir resumed>) = 0 [pid 7601] <... setpgid resumed>) = 0 [pid 7600] +++ exited with 0 +++ [pid 7591] +++ exited with 0 +++ [pid 7589] <... exit_group resumed>) = ? [pid 7601] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5063] mkdir("./85", 0777 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... mkdir resumed>) = 0 [pid 5062] getdents64(4, [pid 7601] <... openat resumed>) = 3 [pid 5068] umount2("./85/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7601] write(3, "1000", 4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] close(4) = 0 [pid 5068] newfstatat(AT_FDCWD, "./85/file1", [pid 5062] rmdir("./83/bus" [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7601] <... write resumed>) = 4 [pid 5068] umount2("./85/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... rmdir resumed>) = 0 [pid 7601] close(3 [pid 7589] +++ exited with 0 +++ [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./83/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] openat(AT_FDCWD, "./85/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7603 attached [pid 7601] <... close resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5062] newfstatat(AT_FDCWD, "./83/binderfs", [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7589, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7603] set_robust_list(0x555555f856a0, 24 [pid 7601] symlink("/dev/binderfs", "./binderfs" [pid 5068] newfstatat(4, "", [pid 7603] <... set_robust_list resumed>) = 0 [pid 7601] <... symlink resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./83", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7603] chdir("./85" [pid 5068] getdents64(4, [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7603 [pid 5062] unlink("./83/binderfs" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7603] <... chdir resumed>) = 0 [pid 7601] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7603] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7601] <... futex resumed>) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7603] <... prctl resumed>) = 0 [pid 7601] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] umount2("./85/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7603] setpgid(0, 0 [pid 7601] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./83/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... openat resumed>) = 3 [pid 7603] <... setpgid resumed>) = 0 [pid 7601] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] newfstatat(AT_FDCWD, "./85/file1/work", [pid 5061] newfstatat(3, "", [pid 7603] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7601] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7601] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] umount2("./85/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(3, [pid 7603] <... openat resumed>) = 3 [pid 7601] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./83/file0", [pid 5068] openat(AT_FDCWD, "./85/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7601] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7603] write(3, "1000", 4 [pid 7601] <... mprotect resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5062] umount2("./83/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./83/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7603] <... write resumed>) = 4 [pid 7601] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7603] close(3 [pid 5068] newfstatat(5, "", [pid 7603] <... close resumed>) = 0 [pid 7603] symlink("/dev/binderfs", "./binderfs" [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7603] <... symlink resumed>) = 0 [pid 7601] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] getdents64(5, [pid 5062] openat(AT_FDCWD, "./83/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 7601] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0}./strace-static-x86_64: Process 7604 attached [pid 7604] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7603] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7601] <... clone3 resumed> => {parent_tid=[7604]}, 88) = 7604 [pid 7604] <... rseq resumed>) = 0 [pid 7603] <... futex resumed>) = 0 [pid 7601] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] newfstatat(4, "", [pid 7604] set_robust_list(0x7fef411d29a0, 24 [pid 7603] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7601] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7604] <... set_robust_list resumed>) = 0 [pid 7603] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7601] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7604] rt_sigprocmask(SIG_SETMASK, [], [pid 7603] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7601] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 5062] getdents64(4, [pid 7604] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7603] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7601] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7604] mkdir("./file0", 000 [pid 7603] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7604] <... mkdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7603] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] close(5 [pid 7603] <... mprotect resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 7603] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] rmdir("./85/file1/work" [pid 5062] getdents64(4, [pid 7604] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7603] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7604] <... futex resumed>) = 1 [pid 7603] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7601] <... futex resumed>) = 0 [pid 5062] close(4 [pid 7604] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 7606 attached ) = -1 EAGAIN (Resource temporarily unavailable) [pid 7601] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 7606] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7604] mkdir("./bus", 000 [pid 7603] <... clone3 resumed> => {parent_tid=[7606]}, 88) = 7606 [pid 7601] <... futex resumed>) = 0 [pid 7592] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] umount2("./85/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] rmdir("./83/file0" [pid 5061] <... umount2 resumed>) = 0 [pid 7606] <... rseq resumed>) = 0 [pid 7604] <... mkdir resumed>) = 0 [pid 7603] rt_sigprocmask(SIG_SETMASK, [], [pid 7601] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7592] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7592] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef41191000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7606] set_robust_list(0x7fef411d29a0, 24 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] umount2("./83/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7604] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7606] <... set_robust_list resumed>) = 0 [pid 7603] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7601] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7606] rt_sigprocmask(SIG_SETMASK, [], [pid 7604] <... futex resumed>) = 0 [pid 7603] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7601] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./85/file1/index", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7606] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7604] mkdir("./file1", 000 [pid 7603] <... futex resumed>) = 0 [pid 7601] <... futex resumed>) = 0 [pid 7592] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./83/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./83/bus", [pid 7603] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7601] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7592] <... mprotect resumed>) = 0 [pid 5068] umount2("./85/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7606] mkdir("./file0", 000 [pid 7604] <... mkdir resumed>) = 0 [pid 7592] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7592] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7592] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] openat(AT_FDCWD, "./85/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7607 attached [pid 7606] <... mkdir resumed>) = 0 [pid 7604] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 5 [pid 5062] newfstatat(AT_FDCWD, "./83/file1", [pid 5061] umount2("./83/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7607] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7592] <... clone3 resumed> => {parent_tid=[7607]}, 88) = 7607 [pid 5068] newfstatat(5, "", [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7607] <... rseq resumed>) = 0 [pid 7606] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7604] <... futex resumed>) = 1 [pid 7601] <... futex resumed>) = 0 [pid 7592] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] umount2("./83/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] openat(AT_FDCWD, "./83/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7607] set_robust_list(0x7fef411b19a0, 24 [pid 7606] <... futex resumed>) = 1 [pid 7604] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7603] <... futex resumed>) = 0 [pid 7601] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7592] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] getdents64(5, [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... openat resumed>) = 4 [pid 7607] <... set_robust_list resumed>) = 0 [pid 7606] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7604] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7603] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7601] <... futex resumed>) = 0 [pid 7592] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] openat(AT_FDCWD, "./83/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7607] rt_sigprocmask(SIG_SETMASK, [], [pid 7606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7604] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7603] <... futex resumed>) = 0 [pid 7601] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7596] <... sendfile resumed>) = 4 [pid 7592] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5061] newfstatat(4, "", [pid 7607] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7606] mkdir("./bus", 000 [pid 7603] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7592] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(5, [pid 5062] newfstatat(4, "", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7607] sendfile(3, 4, NULL, 281474978811911 [pid 7606] <... mkdir resumed>) = 0 [pid 7596] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7607] <... sendfile resumed>) = 0 [pid 7596] <... futex resumed>) = 0 [pid 5068] close(5 [pid 7607] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7596] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... close resumed>) = 0 [pid 7607] <... futex resumed>) = 1 [pid 7592] <... futex resumed>) = 0 [pid 5068] rmdir("./85/file1/index" [pid 7607] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7592] exit_group(0 [pid 7607] <... futex resumed>) = ? [pid 7596] <... futex resumed>) = ? [pid 7592] <... exit_group resumed>) = ? [pid 5068] <... rmdir resumed>) = 0 [pid 7607] +++ exited with 0 +++ [pid 7596] +++ exited with 0 +++ [pid 7592] +++ exited with 0 +++ [pid 5068] getdents64(4, [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7592, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] close(4) = 0 [pid 5068] rmdir("./85/file1" [pid 7606] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(4, [pid 7606] <... futex resumed>) = 1 [pid 7603] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] umount2("./84", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7606] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7603] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] umount2("./83/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7603] <... futex resumed>) = 0 [pid 5068] getdents64(3, [pid 5065] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./83/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7606] mkdir("./file1", 000 [pid 7604] <... mount resumed>) = 0 [pid 7603] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] <... openat resumed>) = 3 [pid 5061] newfstatat(AT_FDCWD, "./83/bus/file0", [pid 7604] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7606] <... mkdir resumed>) = 0 [pid 5068] close(3 [pid 5065] newfstatat(3, "", [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7601] <... futex resumed>) = 0 [pid 7606] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7604] <... futex resumed>) = 1 [pid 5068] <... close resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7601] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./83/file1/work", [pid 5061] unlink("./83/bus/file0" [pid 7606] <... futex resumed>) = 1 [pid 7604] unlink(NULL [pid 7603] <... futex resumed>) = 0 [pid 7601] <... futex resumed>) = 0 [pid 5068] rmdir("./85" [pid 5065] getdents64(3, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7606] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7604] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7603] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7601] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7603] <... futex resumed>) = 0 [pid 5062] umount2("./83/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... unlink resumed>) = 0 [pid 7604] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7603] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7601] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] umount2("./84/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7604] <... futex resumed>) = 0 [pid 7601] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] mkdir("./86", 0777 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(4, [pid 7604] chdir("./bus" [pid 7601] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./83/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7604] <... chdir resumed>) = 0 [pid 7601] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... mkdir resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 5061] close(4 [pid 7604] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7601] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] newfstatat(5, "", [pid 5061] <... close resumed>) = 0 [pid 7604] <... futex resumed>) = 0 [pid 7601] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 7608 attached [pid 7604] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7601] <... futex resumed>) = 0 [pid 5062] getdents64(5, [pid 5061] rmdir("./83/bus" [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] close(5) = 0 [pid 7604] <... open resumed>) = 3 [pid 7601] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] rmdir("./83/file1/work" [pid 5061] <... rmdir resumed>) = 0 [pid 7608] set_robust_list(0x555555f856a0, 24) = 0 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7608 [pid 5062] <... rmdir resumed>) = 0 [pid 7608] chdir("./86" [pid 7604] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./83/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7608] <... chdir resumed>) = 0 [pid 7601] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7608] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7601] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(AT_FDCWD, "./83/binderfs", [pid 7604] <... futex resumed>) = 1 [pid 7608] <... prctl resumed>) = 0 [pid 7601] <... futex resumed>) = 0 [pid 5062] umount2("./83/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7604] fcntl(-1, F_SETFL, O_RDONLY [pid 7608] setpgid(0, 0 [pid 7601] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7608] <... setpgid resumed>) = 0 [pid 7604] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5062] newfstatat(AT_FDCWD, "./83/file1/index", [pid 5061] unlink("./83/binderfs" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 7608] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7604] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./83/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./83/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7604] <... futex resumed>) = 1 [pid 7601] <... futex resumed>) = 0 [pid 5065] umount2("./84/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./83/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7608] <... openat resumed>) = 3 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./84/bus", [pid 7604] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7608] write(3, "1000", 4 [pid 7604] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7601] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7604] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7601] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7608] <... write resumed>) = 4 [pid 7604] <... openat resumed>) = 4 [pid 7601] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7608] close(3 [ 114.128290][ T7604] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5065] umount2("./84/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... openat resumed>) = 5 [pid 7608] <... close resumed>) = 0 [pid 7604] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(5, "", [pid 5061] newfstatat(AT_FDCWD, "./83/file0", [pid 7608] symlink("/dev/binderfs", "./binderfs" [pid 7604] <... futex resumed>) = 1 [pid 7601] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./84/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5062] getdents64(5, [pid 5065] newfstatat(4, "", [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, [pid 7608] <... symlink resumed>) = 0 [pid 7606] <... mount resumed>) = 0 [pid 7604] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7601] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(5, [pid 5061] umount2("./83/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7608] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7606] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7604] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7601] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7608] <... futex resumed>) = 0 [pid 7606] <... futex resumed>) = 1 [pid 7604] sendfile(4, 4, NULL, 7 [pid 7603] <... futex resumed>) = 0 [pid 7601] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./84/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7608] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7606] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7603] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] close(5 [pid 5061] openat(AT_FDCWD, "./83/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7608] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 7608] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5062] rmdir("./83/file1/index" [pid 7608] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] newfstatat(4, "", [pid 7608] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7603] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./84/bus/file0", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7606] unlink(NULL [pid 7603] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7606] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] unlink("./84/bus/file0" [pid 7606] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7608] <... mmap resumed>) = 0x7fef411b2000 [pid 7606] <... futex resumed>) = 1 [pid 7603] <... futex resumed>) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] getdents64(4, [pid 7608] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7606] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7603] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 7606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7603] <... futex resumed>) = 0 [pid 7606] chdir("./bus" [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7606] <... chdir resumed>) = 0 [pid 7603] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] close(4 [pid 7606] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7608] <... mprotect resumed>) = 0 [pid 7606] <... futex resumed>) = 0 [pid 7603] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... close resumed>) = 0 [pid 5062] getdents64(4, [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7608] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7606] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7603] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] rmdir("./84/bus" [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(4, [pid 7608] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7606] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7603] <... futex resumed>) = 0 [pid 5062] close(4 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7608] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5062] <... close resumed>) = 0 [pid 5061] close(4./strace-static-x86_64: Process 7610 attached [pid 7608] <... clone3 resumed> => {parent_tid=[7610]}, 88) = 7610 [pid 7606] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7603] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... rmdir resumed>) = 0 [pid 5062] rmdir("./83/file1" [pid 5061] <... close resumed>) = 0 [pid 7610] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7608] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] <... rmdir resumed>) = 0 [pid 5061] rmdir("./83/file0" [pid 7608] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7610] <... rseq resumed>) = 0 [pid 7608] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7606] <... open resumed>) = 3 [pid 5065] umount2("./84/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 7610] set_robust_list(0x7fef411d29a0, 24 [pid 7608] <... futex resumed>) = 0 [pid 5062] getdents64(3, [pid 7610] <... set_robust_list resumed>) = 0 [pid 7610] rt_sigprocmask(SIG_SETMASK, [], [pid 7608] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7606] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7610] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7603] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./84/binderfs", [pid 5061] umount2("./83/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7610] mkdir("./file0", 000 [pid 7606] <... futex resumed>) = 1 [pid 7603] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] close(3 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7610] <... mkdir resumed>) = 0 [pid 7606] fcntl(-1, F_SETFL, O_RDONLY [pid 7603] <... futex resumed>) = 0 [pid 5065] unlink("./84/binderfs" [pid 5062] <... close resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./83/file1", [pid 5062] rmdir("./83" [pid 7603] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7610] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7606] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5065] <... unlink resumed>) = 0 [pid 7606] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./84/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7603] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7606] <... futex resumed>) = 1 [pid 7603] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./84/file0", [pid 7610] <... futex resumed>) = 1 [pid 7606] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7603] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7603] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7610] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7608] <... futex resumed>) = 0 [pid 7606] <... openat resumed>) = 4 [pid 5065] umount2("./84/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... rmdir resumed>) = 0 [pid 5061] umount2("./83/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7608] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7608] <... futex resumed>) = 1 [pid 7606] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7610] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./83/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7610] mkdir("./bus", 000 [pid 7608] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7606] <... futex resumed>) = 1 [pid 7603] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./84/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] mkdir("./84", 0777 [pid 5061] <... openat resumed>) = 4 [pid 7606] sendfile(4, 4, NULL, 7 [pid 7603] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 4 [pid 5062] <... mkdir resumed>) = 0 [pid 5061] newfstatat(4, "", [pid 7603] <... futex resumed>) = 0 [pid 5065] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7603] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(4, [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] getdents64(4, [pid 7610] <... mkdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7610] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 5061] umount2("./83/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7610] <... futex resumed>) = 1 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(AT_FDCWD, "./83/file1/work", [pid 7610] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7608] <... futex resumed>) = 0 [pid 5065] close(4 [pid 7610] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7608] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 114.172799][ T7606] overlayfs: "xino=on" is useless with all layers on same fs, ignore. ./strace-static-x86_64: Process 7611 attached [pid 7610] mkdir("./file1", 000 [pid 7608] <... futex resumed>) = 0 [pid 5065] rmdir("./84/file0" [pid 5061] umount2("./83/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7611] set_robust_list(0x555555f856a0, 24 [pid 7608] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... rmdir resumed>) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7611 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7611] <... set_robust_list resumed>) = 0 [pid 7610] <... mkdir resumed>) = 0 [pid 5065] umount2("./84/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] openat(AT_FDCWD, "./83/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7611] chdir("./84" [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... openat resumed>) = 5 [pid 7610] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7601] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] newfstatat(AT_FDCWD, "./84/file1", [pid 5061] newfstatat(5, "", [pid 7610] <... futex resumed>) = 1 [pid 7608] <... futex resumed>) = 0 [pid 7601] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7610] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7608] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7601] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7610] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7608] <... futex resumed>) = 0 [pid 7601] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] umount2("./84/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7610] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7608] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7601] <... mmap resumed>) = 0x7fef41191000 [pid 5065] openat(AT_FDCWD, "./84/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7611] <... chdir resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5061] getdents64(5, [pid 7611] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7611] <... prctl resumed>) = 0 [pid 7601] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7601] <... mprotect resumed>) = 0 [pid 7611] setpgid(0, 0 [pid 5065] getdents64(4, [pid 7611] <... setpgid resumed>) = 0 [pid 5061] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7611] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7601] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] close(5) = 0 [pid 5061] rmdir("./83/file1/work" [pid 7611] <... openat resumed>) = 3 [pid 5061] <... rmdir resumed>) = 0 [pid 7611] write(3, "1000", 4 [pid 5061] umount2("./83/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7611] <... write resumed>) = 4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7611] close(3 [pid 5061] newfstatat(AT_FDCWD, "./83/file1/index", [pid 7611] <... close resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7611] symlink("/dev/binderfs", "./binderfs" [pid 5061] umount2("./83/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7611] <... symlink resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./83/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 7611] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7601] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] umount2("./84/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(5, "", [pid 7611] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 7611] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7611] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 7611] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7611] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7611] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7601] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] newfstatat(AT_FDCWD, "./84/file1/work", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 7614 attached ./strace-static-x86_64: Process 7613 attached [pid 7611] <... clone3 resumed> => {parent_tid=[7613]}, 88) = 7613 [pid 7601] <... clone3 resumed> => {parent_tid=[7614]}, 88) = 7614 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(5, [pid 7614] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7613] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7611] rt_sigprocmask(SIG_SETMASK, [], [pid 7601] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] umount2("./84/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7614] <... rseq resumed>) = 0 [pid 7613] <... rseq resumed>) = 0 [pid 7611] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7601] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7614] set_robust_list(0x7fef411b19a0, 24 [pid 7613] set_robust_list(0x7fef411d29a0, 24 [pid 7611] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7601] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./84/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] getdents64(5, [pid 7614] <... set_robust_list resumed>) = 0 [pid 7613] <... set_robust_list resumed>) = 0 [pid 7611] <... futex resumed>) = 0 [pid 7603] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7601] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 5 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7614] rt_sigprocmask(SIG_SETMASK, [], [pid 7613] rt_sigprocmask(SIG_SETMASK, [], [pid 7611] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7610] <... mount resumed>) = 0 [pid 7603] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7601] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(5, "", [pid 5061] close(5 [pid 7614] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7613] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7603] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7610] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... close resumed>) = 0 [pid 7614] sendfile(3, 4, NULL, 281474978811911 [pid 7613] mkdir("./file0", 000 [pid 7610] <... futex resumed>) = 1 [pid 7604] <... sendfile resumed>) = 4 [pid 7603] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7608] <... futex resumed>) = 0 [pid 5065] getdents64(5, [pid 5061] rmdir("./83/file1/index" [pid 7614] <... sendfile resumed>) = 0 [pid 7613] <... mkdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7614] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(5, [pid 5061] <... rmdir resumed>) = 0 [pid 7614] <... futex resumed>) = 1 [pid 7608] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7604] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7603] <... mmap resumed>) = 0x7fef41191000 [pid 7601] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(4, [pid 7614] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7613] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7610] unlink(NULL [pid 7608] <... futex resumed>) = 0 [pid 7604] <... futex resumed>) = 0 [pid 7603] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7601] exit_group(0 [pid 5065] close(5 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7614] <... futex resumed>) = ? [pid 7613] <... futex resumed>) = 1 [pid 7611] <... futex resumed>) = 0 [pid 7610] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7608] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7603] <... mprotect resumed>) = 0 [pid 7601] <... exit_group resumed>) = ? [pid 5065] <... close resumed>) = 0 [pid 5061] close(4 [pid 7614] +++ exited with 0 +++ [pid 7613] mkdir("./bus", 000 [pid 7611] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7610] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7604] +++ exited with 0 +++ [pid 5065] rmdir("./84/file1/work" [pid 5061] <... close resumed>) = 0 [pid 7613] <... mkdir resumed>) = 0 [pid 7611] <... futex resumed>) = 0 [pid 7610] <... futex resumed>) = 0 [pid 7608] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7603] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7601] +++ exited with 0 +++ [pid 7610] chdir("./bus" [pid 7608] <... futex resumed>) = 0 [pid 7603] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] rmdir("./83/file1" [pid 7613] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7611] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7610] <... chdir resumed>) = 0 [pid 7608] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7603] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] umount2("./84/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7616 attached [pid 7613] <... futex resumed>) = 0 [pid 7611] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7610] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... rmdir resumed>) = 0 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7601, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7616] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7613] mkdir("./file1", 000 [pid 7611] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7610] <... futex resumed>) = 0 [pid 7608] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] restart_syscall(<... resuming interrupted clone ...> [pid 7616] <... rseq resumed>) = 0 [pid 7613] <... mkdir resumed>) = 0 [pid 7611] <... futex resumed>) = 0 [pid 7610] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7603] <... clone3 resumed> => {parent_tid=[7616]}, 88) = 7616 [pid 5065] newfstatat(AT_FDCWD, "./84/file1/index", [pid 5061] getdents64(3, [pid 5060] <... restart_syscall resumed>) = 0 [pid 7616] set_robust_list(0x7fef411b19a0, 24 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7616] <... set_robust_list resumed>) = 0 [pid 5061] close(3 [pid 7616] rt_sigprocmask(SIG_SETMASK, [], [pid 7613] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7611] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./84/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 7616] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7613] <... futex resumed>) = 0 [pid 7611] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7610] <... open resumed>) = 3 [pid 7603] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] rmdir("./83" [pid 7616] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7613] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7611] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7603] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] openat(AT_FDCWD, "./84/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7613] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7611] <... futex resumed>) = 0 [pid 7610] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7608] <... futex resumed>) = 0 [pid 7603] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 5 [ 114.254808][ T7610] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5061] <... rmdir resumed>) = 0 [pid 5060] umount2("./83", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7616] <... futex resumed>) = 0 [pid 7613] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7611] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7610] <... futex resumed>) = 0 [pid 7608] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7603] <... futex resumed>) = 1 [pid 5065] newfstatat(5, "", [pid 5061] mkdir("./84", 0777 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7616] sendfile(3, 4, NULL, 281474978811911 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(5, [pid 5061] <... mkdir resumed>) = 0 [pid 7608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7603] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7610] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7610] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7608] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7610] fcntl(-1, F_SETFL, O_RDONLY [pid 7608] <... futex resumed>) = 0 [pid 5065] close(5 [pid 7610] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7608] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7618 attached [pid 7613] <... mount resumed>) = 0 [pid 7610] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... close resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./83", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7618] set_robust_list(0x555555f856a0, 24 [pid 7610] <... futex resumed>) = 0 [pid 7608] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] rmdir("./84/file1/index" [pid 5060] <... openat resumed>) = 3 [pid 7610] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7608] <... futex resumed>) = 0 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7618 [pid 5060] newfstatat(3, "", [pid 7610] <... openat resumed>) = 4 [pid 7608] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... rmdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7618] <... set_robust_list resumed>) = 0 [pid 7610] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7608] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] getdents64(4, [pid 5060] getdents64(3, [pid 7618] chdir("./84" [pid 7613] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7610] <... futex resumed>) = 0 [pid 7608] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7618] <... chdir resumed>) = 0 [pid 7613] <... futex resumed>) = 1 [pid 7611] <... futex resumed>) = 0 [pid 7610] sendfile(4, 4, NULL, 7 [pid 7608] <... futex resumed>) = 0 [pid 5065] close(4 [pid 5060] umount2("./83/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7618] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7613] unlink(NULL [pid 7611] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7608] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... close resumed>) = 0 [pid 7618] <... prctl resumed>) = 0 [pid 7616] <... sendfile resumed>) = 4 [pid 7613] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7611] <... futex resumed>) = 0 [pid 5065] rmdir("./84/file1" [pid 7618] setpgid(0, 0 [pid 7616] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7613] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7611] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7618] <... setpgid resumed>) = 0 [pid 7616] <... futex resumed>) = 1 [pid 7613] <... futex resumed>) = 0 [pid 7611] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... rmdir resumed>) = 0 [pid 7616] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7611] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(3, [pid 7618] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7613] chdir("./bus" [pid 7611] <... futex resumed>) = 0 [pid 7618] <... openat resumed>) = 3 [pid 7613] <... chdir resumed>) = 0 [pid 7611] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7606] <... sendfile resumed>) = 4 [pid 7603] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [ 114.316789][ T7613] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7606] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7603] exit_group(0 [pid 7618] write(3, "1000", 4 [pid 7613] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(3 [pid 5060] <... umount2 resumed>) = 0 [pid 7618] <... write resumed>) = 4 [pid 7613] <... futex resumed>) = 1 [pid 7611] <... futex resumed>) = 0 [pid 7606] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 7618] close(3 [pid 7616] <... futex resumed>) = ? [pid 7613] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7611] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7603] <... exit_group resumed>) = ? [pid 5065] rmdir("./84" [pid 5060] umount2("./83/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7618] <... close resumed>) = 0 [pid 7616] +++ exited with 0 +++ [pid 7613] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7611] <... futex resumed>) = 0 [pid 7606] +++ exited with 0 +++ [pid 7603] +++ exited with 0 +++ [pid 5065] <... rmdir resumed>) = 0 [pid 7618] symlink("/dev/binderfs", "./binderfs" [pid 7613] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7611] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] mkdir("./85", 0777 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7603, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7618] <... symlink resumed>) = 0 [pid 7613] <... open resumed>) = 3 [pid 5065] <... mkdir resumed>) = 0 [pid 7618] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7613] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] newfstatat(AT_FDCWD, "./83/bus", [pid 7618] <... futex resumed>) = 0 [pid 7618] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 7613] <... futex resumed>) = 1 [pid 7611] <... futex resumed>) = 0 [pid 7613] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] umount2("./85", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7611] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7618] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5060] umount2("./83/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7608] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7618] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7608] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] openat(AT_FDCWD, "./83/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7618] <... mmap resumed>) = 0x7fef411b2000 [pid 7608] <... futex resumed>) = 0 [pid 5060] <... openat resumed>) = 4 [pid 7618] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7608] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7618] <... mprotect resumed>) = 0 [pid 7608] <... mmap resumed>) = 0x7fef41191000 [pid 7608] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7613] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7618] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7611] <... futex resumed>) = 0 [pid 7608] <... mprotect resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7613] fcntl(-1, F_SETFL, O_RDONLY [pid 7611] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7608] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] newfstatat(4, "", [pid 7618] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7613] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7608] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] <... openat resumed>) = 3 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 7621 attached [pid 7618] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7613] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7608] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7621 [pid 5063] newfstatat(3, "", [pid 5060] getdents64(4, ./strace-static-x86_64: Process 7624 attached ./strace-static-x86_64: Process 7623 attached [pid 7621] set_robust_list(0x555555f856a0, 24 [pid 7613] <... futex resumed>) = 1 [pid 7611] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7624] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7623] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7621] <... set_robust_list resumed>) = 0 [pid 7618] <... clone3 resumed> => {parent_tid=[7623]}, 88) = 7623 [pid 7613] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7611] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7608] <... clone3 resumed> => {parent_tid=[7624]}, 88) = 7624 [pid 5063] getdents64(3, [pid 7624] <... rseq resumed>) = 0 [pid 7621] chdir("./85" [pid 7618] rt_sigprocmask(SIG_SETMASK, [], [pid 7611] <... futex resumed>) = 0 [pid 7608] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] umount2("./83/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7624] set_robust_list(0x7fef411b19a0, 24 [pid 7623] <... rseq resumed>) = 0 [pid 7621] <... chdir resumed>) = 0 [pid 7618] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7613] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7611] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7608] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7624] <... set_robust_list resumed>) = 0 [pid 7623] set_robust_list(0x7fef411d29a0, 24 [pid 7621] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7618] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7613] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7608] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7624] rt_sigprocmask(SIG_SETMASK, [], [pid 7621] <... prctl resumed>) = 0 [pid 7623] <... set_robust_list resumed>) = 0 [pid 7618] <... futex resumed>) = 0 [pid 7613] <... openat resumed>) = 4 [pid 7608] <... futex resumed>) = 0 [pid 5063] umount2("./85/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7624] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7623] rt_sigprocmask(SIG_SETMASK, [], [pid 7621] setpgid(0, 0 [pid 7618] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7613] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7608] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] newfstatat(AT_FDCWD, "./83/bus/file0", [pid 7624] sendfile(3, 4, NULL, 281474978811911 [pid 7623] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7621] <... setpgid resumed>) = 0 [pid 7623] mkdir("./file0", 000 [pid 7621] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7613] <... futex resumed>) = 1 [pid 7611] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7621] <... openat resumed>) = 3 [pid 7613] sendfile(4, 4, NULL, 7 [pid 7611] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5060] unlink("./83/bus/file0" [pid 7621] write(3, "1000", 4 [pid 7611] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7623] <... mkdir resumed>) = 0 [pid 7621] <... write resumed>) = 4 [pid 5060] <... unlink resumed>) = 0 [pid 7623] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7621] close(3) = 0 [pid 5060] getdents64(4, [pid 7621] symlink("/dev/binderfs", "./binderfs" [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7621] <... symlink resumed>) = 0 [pid 5060] close(4) = 0 [pid 7621] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] rmdir("./83/bus" [pid 7621] <... futex resumed>) = 0 [pid 7621] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5060] <... rmdir resumed>) = 0 [pid 7621] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7623] <... futex resumed>) = 1 [pid 7621] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7618] <... futex resumed>) = 0 [pid 7623] mkdir("./bus", 000 [pid 7621] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7618] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7621] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7623] <... mkdir resumed>) = 0 [pid 7618] <... futex resumed>) = 0 [pid 7610] <... sendfile resumed>) = 4 [pid 5060] umount2("./83/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7624] <... sendfile resumed>) = 4 [pid 7623] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7621] <... mmap resumed>) = 0x7fef411b2000 [pid 7618] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7610] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = 0 [pid 7624] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7621] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7618] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7610] <... futex resumed>) = 0 [pid 5063] umount2("./85/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7624] <... futex resumed>) = 1 [pid 7623] <... futex resumed>) = 0 [pid 7621] <... mprotect resumed>) = 0 [pid 7618] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7610] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7608] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./83/binderfs", [pid 7624] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7623] mkdir("./file1", 000 [pid 7621] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7618] <... futex resumed>) = 0 [pid 7608] exit_group(0 [pid 5063] newfstatat(AT_FDCWD, "./85/bus", [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7624] <... futex resumed>) = ? [pid 7621] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7618] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7610] <... futex resumed>) = ? [pid 7608] <... exit_group resumed>) = ? [pid 7624] +++ exited with 0 +++ [pid 7623] <... mkdir resumed>) = 0 [pid 7621] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7610] +++ exited with 0 +++ [pid 7608] +++ exited with 0 +++ [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] unlink("./83/binderfs" [pid 7623] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./85/bus", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7626 attached [pid 7623] <... futex resumed>) = 1 [pid 7621] <... clone3 resumed> => {parent_tid=[7626]}, 88) = 7626 [pid 7618] <... futex resumed>) = 0 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7608, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... unlink resumed>) = 0 [pid 7626] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7623] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7621] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] openat(AT_FDCWD, "./85/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7626] <... rseq resumed>) = 0 [pid 7621] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7618] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./86", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./83/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7626] set_robust_list(0x7fef411d29a0, 24 [pid 7623] <... futex resumed>) = 0 [pid 7621] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7618] <... futex resumed>) = 1 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... openat resumed>) = 4 [pid 7626] <... set_robust_list resumed>) = 0 [pid 7623] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7621] <... futex resumed>) = 0 [pid 7618] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] newfstatat(4, "", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7626] rt_sigprocmask(SIG_SETMASK, [], [pid 7621] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 3 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7626] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] newfstatat(3, "", [pid 5063] getdents64(4, [pid 5060] newfstatat(AT_FDCWD, "./83/file0", [pid 7626] mkdir("./file0", 000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] getdents64(3, [pid 5063] umount2("./85/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./83/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./85/bus/file0", [pid 7626] <... mkdir resumed>) = 0 [pid 5068] umount2("./86/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] unlink("./85/bus/file0" [pid 5060] openat(AT_FDCWD, "./83/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... unlink resumed>) = 0 [pid 5060] <... openat resumed>) = 4 [pid 7626] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(4, [pid 7626] <... futex resumed>) = 1 [pid 7626] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7621] <... futex resumed>) = 0 [pid 5060] newfstatat(4, "", [pid 7626] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7621] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7626] mkdir("./bus", 000 [pid 7621] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7621] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7626] <... mkdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] getdents64(4, [pid 5063] close(4) = 0 [pid 5063] rmdir("./85/bus") = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] umount2("./85/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] close(4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./85/binderfs", [pid 5060] <... close resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] rmdir("./83/file0" [pid 7611] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] unlink("./85/binderfs" [pid 5068] <... umount2 resumed>) = 0 [pid 5063] <... unlink resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5068] umount2("./86/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7626] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7611] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./85/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] newfstatat(AT_FDCWD, "./86/bus", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./83/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] newfstatat(AT_FDCWD, "./85/file0", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] umount2("./86/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./83/file1", [pid 5068] openat(AT_FDCWD, "./86/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] umount2("./85/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7626] <... futex resumed>) = 1 [pid 7611] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7626] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7621] <... futex resumed>) = 0 [pid 7611] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] newfstatat(4, "", [pid 5060] umount2("./83/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7611] <... mmap resumed>) = 0x7fef41191000 [pid 7621] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7611] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7626] <... futex resumed>) = 0 [pid 7621] <... futex resumed>) = 1 [pid 7611] <... mprotect resumed>) = 0 [pid 5068] getdents64(4, [pid 5060] openat(AT_FDCWD, "./83/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7626] mkdir("./file1", 000 [pid 7621] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7611] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] openat(AT_FDCWD, "./85/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... openat resumed>) = 4 [pid 5068] umount2("./86/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... openat resumed>) = 4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(4, "", [pid 7626] <... mkdir resumed>) = 0 [pid 7611] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] newfstatat(AT_FDCWD, "./86/bus/file0", [pid 5063] newfstatat(4, "", [pid 7626] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7611] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7626] <... futex resumed>) = 1 [pid 7621] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 7628 attached [pid 7626] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7621] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] unlink("./86/bus/file0" [pid 5063] getdents64(4, [pid 7628] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7621] <... futex resumed>) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5060] getdents64(4, [pid 7628] <... rseq resumed>) = 0 [pid 7611] <... clone3 resumed> => {parent_tid=[7628]}, 88) = 7628 [pid 7628] set_robust_list(0x7fef411b19a0, 24 [pid 7621] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7611] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7628] <... set_robust_list resumed>) = 0 [pid 7611] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] getdents64(4, [pid 5063] getdents64(4, [pid 5060] umount2("./83/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7628] rt_sigprocmask(SIG_SETMASK, [], [pid 7618] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7611] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7628] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7618] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7611] <... futex resumed>) = 0 [pid 5068] close(4 [pid 5063] close(4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7628] sendfile(3, 4, NULL, 281474978811911 [pid 7618] <... futex resumed>) = 0 [pid 7611] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 7618] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] rmdir("./86/bus" [pid 5063] rmdir("./85/file0" [pid 5060] newfstatat(AT_FDCWD, "./83/file1/work", [pid 7618] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7618] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7618] <... mprotect resumed>) = 0 [pid 5060] umount2("./83/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./85/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7618] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] umount2("./86/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7618] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./83/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7618] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] newfstatat(AT_FDCWD, "./86/binderfs", [pid 5063] newfstatat(AT_FDCWD, "./85/file1", [pid 5060] <... openat resumed>) = 5 ./strace-static-x86_64: Process 7629 attached [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] newfstatat(5, "", [pid 7629] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 5068] unlink("./86/binderfs" [pid 5063] umount2("./85/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7629] <... rseq resumed>) = 0 [pid 7623] <... mount resumed>) = 0 [pid 7618] <... clone3 resumed> => {parent_tid=[7629]}, 88) = 7629 [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7629] set_robust_list(0x7fef411b19a0, 24 [pid 7618] rt_sigprocmask(SIG_SETMASK, [], [pid 7629] <... set_robust_list resumed>) = 0 [pid 7618] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] openat(AT_FDCWD, "./85/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(5, [pid 7629] rt_sigprocmask(SIG_SETMASK, [], [pid 7618] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./86/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... openat resumed>) = 4 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7629] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7623] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7618] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7629] unlink(NULL [pid 7618] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./86/file0", [pid 5063] newfstatat(4, "", [pid 5060] getdents64(5, [pid 7629] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7629] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./86/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(4, [pid 7629] <... futex resumed>) = 1 [pid 7618] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] close(5 [pid 7629] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7618] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./86/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7618] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5063] umount2("./85/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... close resumed>) = 0 [pid 7618] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(4, "", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./83/file1/work" [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] newfstatat(AT_FDCWD, "./85/file1/work", [pid 7623] <... futex resumed>) = 1 [pid 7618] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] umount2("./85/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] getdents64(4, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] openat(AT_FDCWD, "./85/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] close(4 [pid 5063] <... openat resumed>) = 5 [pid 5060] umount2("./83/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7628] <... sendfile resumed>) = 4 [pid 7626] <... mount resumed>) = 0 [pid 7623] chdir("./bus" [pid 7618] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=44000000} [pid 7613] <... sendfile resumed>) = 4 [pid 5068] <... close resumed>) = 0 [pid 5063] newfstatat(5, "", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7628] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7623] <... chdir resumed>) = 0 [pid 7613] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./86/file0" [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7628] <... futex resumed>) = 1 [pid 7626] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7623] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7613] <... futex resumed>) = 0 [pid 7611] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] getdents64(5, [pid 5060] newfstatat(AT_FDCWD, "./83/file1/index", [pid 7628] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7626] <... futex resumed>) = 1 [pid 7623] <... futex resumed>) = 1 [pid 7621] <... futex resumed>) = 0 [ 114.478809][ T7623] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 114.515621][ T7626] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7618] <... futex resumed>) = 0 [pid 7613] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7611] exit_group(0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7626] unlink(NULL [pid 7623] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7621] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7618] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7613] <... futex resumed>) = ? [pid 7628] <... futex resumed>) = ? [pid 7611] <... exit_group resumed>) = ? [pid 5068] umount2("./86/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(5, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7628] +++ exited with 0 +++ [pid 7626] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7621] <... futex resumed>) = 0 [pid 7618] <... futex resumed>) = 0 [pid 7613] +++ exited with 0 +++ [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7621] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./86/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7618] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./86/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(5 [pid 7623] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7626] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7611] +++ exited with 0 +++ [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./83/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] openat(AT_FDCWD, "./86/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... close resumed>) = 0 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7611, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5068] <... openat resumed>) = 4 [pid 5068] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7623] <... open resumed>) = 3 [pid 5063] rmdir("./85/file1/work" [pid 7626] <... futex resumed>) = 1 [pid 7623] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7621] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5062] umount2("./84", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7621] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./83/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7626] chdir("./bus" [pid 7623] <... futex resumed>) = 1 [pid 7621] <... futex resumed>) = 0 [pid 7618] <... futex resumed>) = 0 [pid 7626] <... chdir resumed>) = 0 [pid 7621] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7618] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./86/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7626] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7618] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... openat resumed>) = 3 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] <... openat resumed>) = 5 [pid 7626] <... futex resumed>) = 1 [pid 7623] fcntl(-1, F_SETFL, O_RDONLY [pid 7621] <... futex resumed>) = 0 [pid 7618] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./86/file1/work", [pid 5062] newfstatat(3, "", [pid 5060] newfstatat(5, "", [pid 7626] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7623] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7621] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./85/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7621] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7621] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./86/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(3, [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5068] openat(AT_FDCWD, "./86/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7626] <... open resumed>) = 3 [pid 7623] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7626] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7626] <... futex resumed>) = 1 [pid 7623] <... futex resumed>) = 1 [pid 7618] <... futex resumed>) = 0 [pid 7626] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7623] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7618] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./85/file1/index", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7621] <... futex resumed>) = 0 [pid 7618] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./84/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7623] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7621] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7618] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(5, "", [pid 5063] umount2("./85/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(5, [pid 7626] <... futex resumed>) = 0 [pid 7623] <... openat resumed>) = 4 [pid 7621] <... futex resumed>) = 1 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7626] fcntl(-1, F_SETFL, O_RDONLY [pid 7623] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7621] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(5, [pid 5063] openat(AT_FDCWD, "./85/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7626] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7623] <... futex resumed>) = 1 [pid 7618] <... futex resumed>) = 0 [pid 7626] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7623] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7618] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 5 [pid 7626] <... futex resumed>) = 1 [pid 7623] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7621] <... futex resumed>) = 0 [pid 7618] <... futex resumed>) = 0 [pid 5063] newfstatat(5, "", [pid 7626] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7618] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(5, [pid 5060] getdents64(5, [pid 5068] getdents64(5, [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(5 [pid 7623] sendfile(4, 4, NULL, 7 [pid 7621] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(5 [pid 5063] getdents64(5, [pid 5060] <... close resumed>) = 0 [pid 7626] <... futex resumed>) = 0 [pid 7621] <... futex resumed>) = 1 [pid 5068] <... close resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] rmdir("./83/file1/index" [pid 7626] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7621] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./86/file1/work" [pid 5063] close(5 [pid 5060] <... rmdir resumed>) = 0 [pid 7626] <... openat resumed>) = 4 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5060] getdents64(4, [pid 7626] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] rmdir("./85/file1/index" [pid 7626] <... futex resumed>) = 1 [pid 7621] <... futex resumed>) = 0 [pid 5068] umount2("./86/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... rmdir resumed>) = 0 [pid 7626] sendfile(4, 4, NULL, 7 [pid 7621] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./86/file1/index", [pid 5063] getdents64(4, [pid 5060] close(4 [pid 7621] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... close resumed>) = 0 [pid 7621] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./86/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./83/file1" [pid 5063] close(4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./86/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... close resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5063] rmdir("./85/file1" [pid 5060] <... rmdir resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] getdents64(3, [pid 5068] newfstatat(5, "", [pid 5063] getdents64(3, [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5068] getdents64(5, [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] <... umount2 resumed>) = 0 [pid 5060] close(3 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] close(3 [pid 5068] getdents64(5, [pid 5062] umount2("./84/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... close resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... close resumed>) = 0 [pid 5060] rmdir("./83" [pid 5068] close(5 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... close resumed>) = 0 [pid 5063] rmdir("./85" [pid 5062] newfstatat(AT_FDCWD, "./84/bus", [pid 5060] <... rmdir resumed>) = 0 [pid 5068] rmdir("./86/file1/index" [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] mkdir("./84", 0777 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] mkdir("./86", 0777 [pid 5062] umount2("./84/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] <... mkdir resumed>) = 0 [pid 5068] getdents64(4, [pid 5062] openat(AT_FDCWD, "./84/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... mkdir resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5068] close(4 [pid 5062] newfstatat(4, "", [pid 5068] <... close resumed>) = 0 [pid 5068] rmdir("./86/file1" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 7631 attached [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7631 ./strace-static-x86_64: Process 7632 attached [pid 7631] set_robust_list(0x555555f856a0, 24 [pid 7632] set_robust_list(0x555555f856a0, 24 [pid 7631] <... set_robust_list resumed>) = 0 [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7632 [pid 5062] umount2("./84/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7632] <... set_robust_list resumed>) = 0 [pid 7631] chdir("./84" [pid 5068] getdents64(3, [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7632] chdir("./86" [pid 7631] <... chdir resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7632] <... chdir resumed>) = 0 [pid 7631] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5068] close(3 [pid 5062] newfstatat(AT_FDCWD, "./84/bus/file0", [pid 7632] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7631] <... prctl resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] rmdir("./86" [pid 7631] setpgid(0, 0 [pid 5062] unlink("./84/bus/file0") = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5068] mkdir("./87", 0777) = 0 [pid 5062] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] close(4) = 0 [pid 5062] rmdir("./84/bus") = 0 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7632] <... prctl resumed>) = 0 [pid 7631] <... setpgid resumed>) = 0 [pid 7631] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7632] setpgid(0, 0) = 0 [pid 5062] umount2("./84/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7632] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7631] <... openat resumed>) = 3 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7631] write(3, "1000", 4) = 4 [pid 5062] newfstatat(AT_FDCWD, "./84/binderfs", ./strace-static-x86_64: Process 7633 attached [pid 7632] <... openat resumed>) = 3 [pid 7631] close(3 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7633] set_robust_list(0x555555f856a0, 24 [pid 7632] write(3, "1000", 4 [pid 7631] <... close resumed>) = 0 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7633 [pid 5062] unlink("./84/binderfs" [pid 7633] <... set_robust_list resumed>) = 0 [pid 7632] <... write resumed>) = 4 [pid 7631] symlink("/dev/binderfs", "./binderfs" [pid 7618] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7633] chdir("./87" [pid 7632] close(3 [pid 7631] <... symlink resumed>) = 0 [pid 7618] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... unlink resumed>) = 0 [pid 7633] <... chdir resumed>) = 0 [pid 7632] <... close resumed>) = 0 [pid 7631] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7618] <... futex resumed>) = 1 [pid 7632] symlink("/dev/binderfs", "./binderfs" [pid 7631] <... futex resumed>) = 0 [pid 7629] <... futex resumed>) = 0 [pid 7618] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7633] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7631] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7629] sendfile(3, 4, NULL, 281474978811911 [pid 5062] umount2("./84/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7633] setpgid(0, 0 [pid 7632] <... symlink resumed>) = 0 [pid 7631] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7633] <... setpgid resumed>) = 0 [pid 7632] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7631] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5062] newfstatat(AT_FDCWD, "./84/file0", [pid 7633] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7632] <... futex resumed>) = 0 [pid 7631] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7633] <... openat resumed>) = 3 [pid 7632] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7631] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7631] <... mmap resumed>) = 0x7fef411b2000 [pid 7633] write(3, "1000", 4 [pid 7632] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5062] umount2("./84/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7633] <... write resumed>) = 4 [pid 7632] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7633] close(3 [pid 7632] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7621] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] openat(AT_FDCWD, "./84/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7633] <... close resumed>) = 0 [pid 7632] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7621] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 4 [pid 7633] symlink("/dev/binderfs", "./binderfs" [pid 7631] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7621] <... futex resumed>) = 0 [pid 7621] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7633] <... symlink resumed>) = 0 [pid 7632] <... mmap resumed>) = 0x7fef411b2000 [pid 7631] <... mprotect resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 7621] <... mmap resumed>) = 0x7fef41191000 [pid 7621] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7633] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7632] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7631] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7629] <... sendfile resumed>) = 4 [pid 7623] <... sendfile resumed>) = 4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7633] <... futex resumed>) = 0 [pid 7632] <... mprotect resumed>) = 0 [pid 7631] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7629] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7621] <... mprotect resumed>) = 0 [pid 7623] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7621] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7633] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7632] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7631] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7629] <... futex resumed>) = 1 [pid 7623] <... futex resumed>) = 0 [pid 7618] <... futex resumed>) = 0 [pid 7621] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] getdents64(4, [pid 7626] <... sendfile resumed>) = 4 [pid 7623] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7621] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7618] exit_group(0 [pid 7626] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7618] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 7637 attached ./strace-static-x86_64: Process 7638 attached [pid 7633] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7632] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7626] <... futex resumed>) = 0 [pid 7623] <... futex resumed>) = ? [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7637] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7638] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7633] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7632] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7631] <... clone3 resumed> => {parent_tid=[7638]}, 88) = 7638 [pid 7629] +++ exited with 0 +++ [pid 7626] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7621] <... clone3 resumed> => {parent_tid=[7637]}, 88) = 7637 [pid 5062] getdents64(4, ./strace-static-x86_64: Process 7639 attached [pid 7638] <... rseq resumed>) = 0 [pid 7633] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7631] rt_sigprocmask(SIG_SETMASK, [], [pid 7621] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7639] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7637] <... rseq resumed>) = 0 [pid 7638] set_robust_list(0x7fef411d29a0, 24 [pid 7633] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7632] <... clone3 resumed> => {parent_tid=[7639]}, 88) = 7639 [pid 7631] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7621] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] close(4 [pid 7639] <... rseq resumed>) = 0 [pid 7637] set_robust_list(0x7fef411b19a0, 24 [pid 7638] <... set_robust_list resumed>) = 0 [pid 7633] <... mmap resumed>) = 0x7fef411b2000 [pid 7632] rt_sigprocmask(SIG_SETMASK, [], [pid 7631] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7623] +++ exited with 0 +++ [pid 7621] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7618] +++ exited with 0 +++ [pid 5062] <... close resumed>) = 0 [pid 7639] set_robust_list(0x7fef411d29a0, 24 [pid 7637] <... set_robust_list resumed>) = 0 [pid 7638] rt_sigprocmask(SIG_SETMASK, [], [pid 7633] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7632] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7631] <... futex resumed>) = 0 [pid 7621] <... futex resumed>) = 0 [pid 5062] rmdir("./84/file0" [pid 7639] <... set_robust_list resumed>) = 0 [pid 7637] rt_sigprocmask(SIG_SETMASK, [], [pid 7638] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7633] <... mprotect resumed>) = 0 [pid 7632] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7631] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7621] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7639] rt_sigprocmask(SIG_SETMASK, [], [pid 7637] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7638] mkdir("./file0", 000 [pid 7632] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7618, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7639] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7637] sendfile(3, 4, NULL, 281474978811911 [pid 7633] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7632] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./84/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] restart_syscall(<... resuming interrupted clone ...> [pid 7639] mkdir("./file0", 000 [pid 7637] <... sendfile resumed>) = 0 [pid 7638] <... mkdir resumed>) = 0 [pid 7633] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... restart_syscall resumed>) = 0 [pid 7637] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7633] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7639] <... mkdir resumed>) = 0 [pid 7637] <... futex resumed>) = 1 [pid 7638] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7621] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./84/file1", ./strace-static-x86_64: Process 7640 attached [pid 7639] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7637] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7638] <... futex resumed>) = 1 [pid 7631] <... futex resumed>) = 0 [pid 7621] exit_group(0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./84", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7640] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7639] <... futex resumed>) = 1 [pid 7637] <... futex resumed>) = ? [pid 7632] <... futex resumed>) = 0 [pid 7626] <... futex resumed>) = ? [pid 7621] <... exit_group resumed>) = ? [pid 7640] <... rseq resumed>) = 0 [pid 7639] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7637] +++ exited with 0 +++ [pid 7632] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7626] +++ exited with 0 +++ [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7640] set_robust_list(0x7fef411d29a0, 24 [pid 7639] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7632] <... futex resumed>) = 0 [pid 7640] <... set_robust_list resumed>) = 0 [pid 7639] mkdir("./bus", 000 [pid 7632] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7640] rt_sigprocmask(SIG_SETMASK, [], [pid 7639] <... mkdir resumed>) = 0 [pid 7638] mkdir("./bus", 000 [pid 7633] <... clone3 resumed> => {parent_tid=[7640]}, 88) = 7640 [pid 7631] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7621] +++ exited with 0 +++ [pid 5062] umount2("./84/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7640] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7639] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7638] <... mkdir resumed>) = 0 [pid 7633] rt_sigprocmask(SIG_SETMASK, [], [pid 7631] <... futex resumed>) = 0 [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7621, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... openat resumed>) = 3 [pid 7640] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7639] <... futex resumed>) = 1 [pid 7633] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7632] <... futex resumed>) = 0 [pid 7631] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] openat(AT_FDCWD, "./84/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7639] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7638] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7633] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7632] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7631] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] <... openat resumed>) = 4 [pid 5061] newfstatat(3, "", [pid 7638] <... futex resumed>) = 0 [pid 7633] <... futex resumed>) = 0 [pid 7632] <... futex resumed>) = 0 [pid 7640] mkdir("./file0", 000 [pid 7639] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7638] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7633] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(4, "", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7631] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7640] <... mkdir resumed>) = 0 [pid 7639] mkdir("./file1", 000 [pid 7638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7632] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(3, [pid 7638] mkdir("./file1", 000 [pid 7631] <... futex resumed>) = 0 [pid 7640] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7631] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./85", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7640] <... futex resumed>) = 1 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./84/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7640] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7633] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7639] <... mkdir resumed>) = 0 [pid 7638] <... mkdir resumed>) = 0 [pid 7633] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 7640] <... futex resumed>) = 0 [pid 7633] <... futex resumed>) = 1 [pid 5065] <... openat resumed>) = 3 [pid 7640] mkdir("./bus", 000 [pid 7639] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7638] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7633] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(3, "", [pid 7639] <... futex resumed>) = 1 [pid 7638] <... futex resumed>) = 1 [pid 7632] <... futex resumed>) = 0 [pid 7631] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7639] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7638] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7632] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7631] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(3, [pid 7632] <... futex resumed>) = 0 [pid 7640] <... mkdir resumed>) = 0 [pid 7640] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7632] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7640] <... futex resumed>) = 1 [pid 7638] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7633] <... futex resumed>) = 0 [pid 7631] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = 0 [pid 7640] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7633] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7631] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] umount2("./84/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7633] <... futex resumed>) = 0 [pid 5065] umount2("./85/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7640] mkdir("./file1", 000 [pid 7633] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7640] <... mkdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] newfstatat(AT_FDCWD, "./84/bus", [pid 5062] umount2("./84/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./84/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7640] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./84/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] newfstatat(AT_FDCWD, "./84/file1/work", [pid 7640] <... futex resumed>) = 1 [pid 7633] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... openat resumed>) = 4 [pid 7640] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7633] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./84/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(4, "", [pid 7633] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] openat(AT_FDCWD, "./84/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] getdents64(4, [pid 7639] <... mount resumed>) = 0 [pid 7633] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... openat resumed>) = 5 [pid 7639] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] newfstatat(5, "", [pid 7639] <... futex resumed>) = 1 [pid 7632] <... futex resumed>) = 0 [pid 7640] <... mount resumed>) = 0 [pid 7632] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./85/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./84/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7639] unlink(NULL [pid 7632] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7632] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7640] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7639] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5065] newfstatat(AT_FDCWD, "./85/bus", [pid 5062] getdents64(5, [pid 5061] newfstatat(AT_FDCWD, "./84/bus/file0", [pid 7640] <... futex resumed>) = 1 [pid 7639] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7638] <... mount resumed>) = 0 [pid 7633] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7640] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7639] <... futex resumed>) = 1 [pid 7638] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7633] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7632] <... futex resumed>) = 0 [pid 5065] umount2("./85/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(5, [pid 5061] unlink("./84/bus/file0" [pid 7640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7639] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7638] <... futex resumed>) = 1 [pid 7633] <... futex resumed>) = 0 [pid 7632] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7631] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7640] unlink(NULL [pid 7639] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7638] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7633] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7632] <... futex resumed>) = 0 [pid 7631] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./85/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] close(5 [pid 5061] <... unlink resumed>) = 0 [pid 7640] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7639] chdir("./bus" [pid 7638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7632] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7631] <... futex resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 7640] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7639] <... chdir resumed>) = 0 [pid 7638] unlink(NULL [pid 7631] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(4, "", [pid 5062] rmdir("./84/file1/work" [pid 5061] getdents64(4, [pid 7640] <... futex resumed>) = 1 [pid 7639] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7638] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7633] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7639] <... futex resumed>) = 1 [pid 7638] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7633] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7640] chdir("./bus" [pid 7632] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 5062] <... rmdir resumed>) = 0 [pid 5061] close(4 [pid 7640] <... chdir resumed>) = 0 [pid 7639] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7638] <... futex resumed>) = 1 [pid 7633] <... futex resumed>) = 0 [pid 7632] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7631] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] <... close resumed>) = 0 [pid 7640] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7639] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7638] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7633] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7632] <... futex resumed>) = 0 [pid 7631] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./85/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./84/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7640] <... futex resumed>) = 0 [pid 7639] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7633] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7632] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7631] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] rmdir("./84/bus" [pid 7640] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7639] <... open resumed>) = 3 [pid 7638] chdir("./bus" [pid 7633] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7631] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(AT_FDCWD, "./85/bus/file0", [pid 5062] newfstatat(AT_FDCWD, "./84/file1/index", [pid 5061] <... rmdir resumed>) = 0 [pid 7640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7639] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7638] <... chdir resumed>) = 0 [pid 7633] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7640] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7639] <... futex resumed>) = 1 [pid 7638] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7633] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7632] <... futex resumed>) = 0 [pid 5065] unlink("./85/bus/file0" [pid 5062] umount2("./84/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./84/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./84/binderfs", [pid 7640] <... open resumed>) = 3 [pid 7639] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7638] <... futex resumed>) = 1 [pid 7632] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7631] <... futex resumed>) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7640] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7639] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7638] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7632] <... futex resumed>) = 0 [pid 7631] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 5062] openat(AT_FDCWD, "./84/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] unlink("./84/binderfs" [pid 7640] <... futex resumed>) = 1 [pid 7639] fcntl(-1, F_SETFL, O_RDONLY [pid 7638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7633] <... futex resumed>) = 0 [pid 7632] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7631] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... openat resumed>) = 5 [pid 5061] <... unlink resumed>) = 0 [pid 7640] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7639] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7638] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7633] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7631] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] close(4 [pid 5062] newfstatat(5, "", [pid 7640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7639] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7633] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5061] umount2("./84/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7639] <... futex resumed>) = 1 [pid 7633] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7640] fcntl(-1, F_SETFL, O_RDONLY [pid 7639] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7638] <... open resumed>) = 3 [pid 7632] <... futex resumed>) = 0 [pid 5065] rmdir("./85/bus" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7640] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7639] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7638] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7632] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 5062] getdents64(5, [pid 5061] newfstatat(AT_FDCWD, "./84/file0", [pid 7640] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7639] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7638] <... futex resumed>) = 1 [pid 7632] <... futex resumed>) = 0 [pid 7631] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7640] <... futex resumed>) = 1 [pid 7639] <... openat resumed>) = 4 [pid 7638] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7633] <... futex resumed>) = 0 [pid 7632] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7631] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./85/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(5, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7640] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7639] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7633] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7632] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7631] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] umount2("./84/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7640] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7639] <... futex resumed>) = 0 [pid 7638] fcntl(-1, F_SETFL, O_RDONLY [pid 7633] <... futex resumed>) = 0 [pid 7632] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7631] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(AT_FDCWD, "./85/binderfs", [pid 5062] close(5 [pid 7640] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7639] sendfile(4, 4, NULL, 7 [pid 7638] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7633] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7632] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7640] <... openat resumed>) = 4 [pid 7638] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7632] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./84/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7640] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7638] <... futex resumed>) = 1 [pid 7631] <... futex resumed>) = 0 [pid 5062] rmdir("./84/file1/index" [pid 7640] <... futex resumed>) = 1 [pid 7638] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7633] <... futex resumed>) = 0 [pid 7631] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] unlink("./85/binderfs" [pid 5061] <... openat resumed>) = 4 [pid 7633] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7631] <... futex resumed>) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5061] newfstatat(4, "", [pid 7633] <... futex resumed>) = 0 [ 114.764328][ T7639] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 114.767306][ T7640] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 114.784036][ T7638] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7631] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7633] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] umount2("./85/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] newfstatat(AT_FDCWD, "./85/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] umount2("./85/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] close(4 [pid 5065] openat(AT_FDCWD, "./85/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... close resumed>) = 0 [pid 5061] rmdir("./84/file0" [pid 5065] <... openat resumed>) = 4 [pid 7640] sendfile(4, 4, NULL, 7 [pid 7638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] newfstatat(4, "", [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7638] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(4, [pid 7638] <... openat resumed>) = 4 [pid 5065] getdents64(4, [pid 5061] umount2("./84/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7638] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] close(4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7638] <... futex resumed>) = 1 [pid 7631] <... futex resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 7638] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7631] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 5062] rmdir("./84/file1" [pid 5061] newfstatat(AT_FDCWD, "./84/file1", [pid 7638] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7631] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7638] sendfile(4, 4, NULL, 7 [pid 7631] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] close(4 [pid 5062] getdents64(3, [pid 5061] umount2("./84/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... close resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] rmdir("./85/file0" [pid 5062] close(3 [pid 5061] openat(AT_FDCWD, "./84/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... rmdir resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 5062] rmdir("./84" [pid 5061] newfstatat(4, "", [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] mkdir("./85", 0777 [pid 5065] umount2("./85/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] <... mkdir resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./85/file1", [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./84/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./85/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./84/file1/work", [pid 5065] openat(AT_FDCWD, "./85/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7642 attached [pid 5065] <... openat resumed>) = 4 [pid 5061] umount2("./84/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7642] set_robust_list(0x555555f856a0, 24 [pid 5065] newfstatat(4, "", [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7642 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7642] <... set_robust_list resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] openat(AT_FDCWD, "./84/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7642] chdir("./85" [pid 5065] getdents64(4, [pid 5061] <... openat resumed>) = 5 [pid 7642] <... chdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] newfstatat(5, "", [pid 7642] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5065] umount2("./85/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7642] <... prctl resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7642] setpgid(0, 0 [pid 5061] getdents64(5, [pid 7642] <... setpgid resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./85/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7642] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5065] umount2("./85/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(5, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] close(5 [pid 7642] write(3, "1000", 4 [pid 5065] openat(AT_FDCWD, "./85/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... close resumed>) = 0 [pid 7642] <... write resumed>) = 4 [pid 5065] <... openat resumed>) = 5 [pid 5061] rmdir("./84/file1/work" [pid 7642] close(3) = 0 [pid 5065] newfstatat(5, "", [pid 7642] symlink("/dev/binderfs", "./binderfs" [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7642] <... symlink resumed>) = 0 [pid 5065] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] umount2("./84/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7632] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] getdents64(5, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7642] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7632] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(AT_FDCWD, "./84/file1/index", [pid 7642] <... futex resumed>) = 0 [pid 7632] <... futex resumed>) = 0 [pid 5065] close(5 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7642] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7632] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] <... close resumed>) = 0 [pid 5061] umount2("./84/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7642] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7632] <... mmap resumed>) = 0x7fef41191000 [pid 5065] rmdir("./85/file1/work" [pid 7642] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7633] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7642] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7633] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7632] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7642] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7633] <... futex resumed>) = 0 [pid 7632] <... mprotect resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./84/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7642] <... mmap resumed>) = 0x7fef411b2000 [pid 7633] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7632] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] <... openat resumed>) = 5 [pid 7642] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7633] <... mmap resumed>) = 0x7fef41191000 [pid 7632] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] umount2("./85/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(5, "", [pid 7642] <... mprotect resumed>) = 0 [pid 7633] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7632] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7644 attached [pid 7642] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7633] <... mprotect resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7644] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7642] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7633] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] newfstatat(AT_FDCWD, "./85/file1/index", [pid 7644] <... rseq resumed>) = 0 [pid 7642] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7633] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7632] <... clone3 resumed> => {parent_tid=[7644]}, 88) = 7644 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(5, ./strace-static-x86_64: Process 7645 attached [pid 7644] set_robust_list(0x7fef411b19a0, 24 [pid 7633] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7632] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] umount2("./85/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 7646 attached [pid 7645] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7644] <... set_robust_list resumed>) = 0 [pid 7642] <... clone3 resumed> => {parent_tid=[7645]}, 88) = 7645 [pid 7639] <... sendfile resumed>) = 4 [pid 7632] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7631] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7646] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7645] <... rseq resumed>) = 0 [pid 7644] rt_sigprocmask(SIG_SETMASK, [], [pid 7642] rt_sigprocmask(SIG_SETMASK, [], [pid 7639] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7633] <... clone3 resumed> => {parent_tid=[7646]}, 88) = 7646 [pid 7632] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7631] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./85/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] getdents64(5, [pid 7642] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7639] <... futex resumed>) = 0 [pid 7633] rt_sigprocmask(SIG_SETMASK, [], [pid 7632] <... futex resumed>) = 0 [pid 7631] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 5 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7642] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7639] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7633] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7632] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7631] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7642] <... futex resumed>) = 0 [pid 7633] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7631] <... mmap resumed>) = 0x7fef41191000 [pid 5065] newfstatat(5, "", [pid 5061] close(5 [pid 7642] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7633] <... futex resumed>) = 0 [pid 7631] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... close resumed>) = 0 [pid 7633] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7631] <... mprotect resumed>) = 0 [pid 5065] getdents64(5, [pid 5061] rmdir("./84/file1/index" [pid 7631] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7646] <... rseq resumed>) = 0 [pid 7645] set_robust_list(0x7fef411d29a0, 24 [pid 7644] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7631] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7646] set_robust_list(0x7fef411b19a0, 24 [pid 7645] <... set_robust_list resumed>) = 0 [pid 7644] sendfile(3, 4, NULL, 281474978811911 [pid 7631] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] getdents64(5, [pid 7646] <... set_robust_list resumed>) = 0 [pid 7645] rt_sigprocmask(SIG_SETMASK, [], [pid 7644] <... sendfile resumed>) = 0 [pid 7646] rt_sigprocmask(SIG_SETMASK, [], [pid 7645] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7644] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7646] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 7648 attached [pid 7646] sendfile(3, 4, NULL, 281474978811911 [pid 7645] mkdir("./file0", 000 [pid 7644] <... futex resumed>) = 1 [pid 7632] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(4, [pid 7648] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7645] <... mkdir resumed>) = 0 [pid 7644] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7632] exit_group(0 [pid 7631] <... clone3 resumed> => {parent_tid=[7648]}, 88) = 7648 [pid 5065] close(5 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7648] <... rseq resumed>) = 0 [pid 7645] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7644] <... futex resumed>) = ? [pid 7639] <... futex resumed>) = ? [pid 7632] <... exit_group resumed>) = ? [pid 7631] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... close resumed>) = 0 [pid 5061] close(4 [pid 7648] set_robust_list(0x7fef411b19a0, 24 [pid 7645] <... futex resumed>) = 1 [pid 7644] +++ exited with 0 +++ [pid 7642] <... futex resumed>) = 0 [pid 7639] +++ exited with 0 +++ [pid 7631] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] rmdir("./85/file1/index" [pid 5061] <... close resumed>) = 0 [pid 7648] <... set_robust_list resumed>) = 0 [pid 7645] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7648] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7648] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7642] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7631] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] rmdir("./84/file1" [pid 7648] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7645] <... futex resumed>) = 0 [pid 7642] <... futex resumed>) = 1 [pid 7632] +++ exited with 0 +++ [pid 7631] <... futex resumed>) = 0 [pid 7648] sendfile(3, 4, NULL, 281474978811911 [pid 7645] mkdir("./bus", 000 [pid 7642] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7631] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(4, [pid 5061] <... rmdir resumed>) = 0 [pid 7645] <... mkdir resumed>) = 0 [pid 7645] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7632, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5061] getdents64(3, [pid 7645] <... futex resumed>) = 1 [pid 7642] <... futex resumed>) = 0 [pid 5065] close(4 [pid 5063] umount2("./86", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7645] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7642] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7642] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7645] mkdir("./file1", 000 [pid 7642] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... openat resumed>) = 3 [pid 5061] close(3 [pid 7645] <... mkdir resumed>) = 0 [pid 5065] rmdir("./85/file1" [pid 5063] newfstatat(3, "", [pid 5061] <... close resumed>) = 0 [pid 7645] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] rmdir("./84" [pid 7645] <... futex resumed>) = 1 [pid 7642] <... futex resumed>) = 0 [pid 5063] getdents64(3, [pid 7645] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7642] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] <... rmdir resumed>) = 0 [pid 7645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7642] <... futex resumed>) = 0 [pid 5065] getdents64(3, [pid 5063] umount2("./86/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7645] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7642] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] close(3 [pid 5061] mkdir("./85", 0777 [pid 5065] <... close resumed>) = 0 [pid 5065] rmdir("./85" [pid 5061] <... mkdir resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5065] mkdir("./86", 0777 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 7650 attached [pid 7650] set_robust_list(0x555555f856a0, 24 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7650] <... set_robust_list resumed>) = 0 [pid 7650] chdir("./85" [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7650 [pid 7650] <... chdir resumed>) = 0 [pid 7633] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [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 ./strace-static-x86_64: Process 7651 attached [pid 7650] close(3 [pid 7645] <... mount resumed>) = 0 [pid 5063] <... umount2 resumed>) = 0 [pid 7651] set_robust_list(0x555555f856a0, 24 [pid 7650] <... close resumed>) = 0 [pid 7645] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7651 [pid 5063] umount2("./86/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7651] <... set_robust_list resumed>) = 0 [pid 7650] symlink("/dev/binderfs", "./binderfs" [pid 7645] <... futex resumed>) = 1 [pid 7642] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7650] <... symlink resumed>) = 0 [pid 7645] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7642] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7631] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7651] chdir("./86" [pid 7645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7642] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./86/bus", [pid 7651] <... chdir resumed>) = 0 [pid 7650] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7645] unlink(NULL [pid 7642] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7651] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7650] <... futex resumed>) = 0 [pid 7645] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5063] umount2("./86/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7651] <... prctl resumed>) = 0 [pid 7650] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7648] <... sendfile resumed>) = 4 [pid 7645] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7638] <... sendfile resumed>) = 4 [pid 7651] setpgid(0, 0 [pid 7650] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7645] <... futex resumed>) = 1 [pid 7642] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7648] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7638] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7651] <... setpgid resumed>) = 0 [pid 7650] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7648] <... futex resumed>) = 0 [pid 7645] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7642] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7638] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./86/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7651] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7650] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7642] <... futex resumed>) = 0 [pid 7631] exit_group(0 [pid 7651] <... openat resumed>) = 3 [pid 7650] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7645] chdir("./bus" [pid 7642] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7638] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... openat resumed>) = 4 [pid 7651] write(3, "1000", 4 [pid 7650] <... mmap resumed>) = 0x7fef411b2000 [pid 7645] <... chdir resumed>) = 0 [pid 7638] <... futex resumed>) = ? [pid 7631] <... exit_group resumed>) = ? [pid 5063] newfstatat(4, "", [pid 7651] <... write resumed>) = 4 [ 114.958868][ T7645] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7650] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7648] +++ exited with 0 +++ [pid 7645] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7638] +++ exited with 0 +++ [pid 7631] +++ exited with 0 +++ [pid 7651] close(3 [pid 7650] <... mprotect resumed>) = 0 [pid 7645] <... futex resumed>) = 1 [pid 7642] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7631, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7651] <... close resumed>) = 0 [pid 7650] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7645] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] getdents64(4, [pid 7651] symlink("/dev/binderfs", "./binderfs" [pid 7650] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7645] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7642] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7651] <... symlink resumed>) = 0 [pid 7650] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7645] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7642] <... futex resumed>) = 0 [pid 5063] umount2("./86/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./84", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7645] <... open resumed>) = 3 [pid 7642] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7654 attached [pid 7651] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7650] <... clone3 resumed> => {parent_tid=[7654]}, 88) = 7654 [pid 7654] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7651] <... futex resumed>) = 0 [pid 7650] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] newfstatat(AT_FDCWD, "./86/bus/file0", [pid 5060] openat(AT_FDCWD, "./84", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7654] <... rseq resumed>) = 0 [pid 7651] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7650] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... openat resumed>) = 3 [pid 7654] set_robust_list(0x7fef411d29a0, 24 [pid 7651] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7650] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7645] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] unlink("./86/bus/file0" [pid 7654] <... set_robust_list resumed>) = 0 [pid 7651] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7650] <... futex resumed>) = 0 [pid 7645] <... futex resumed>) = 1 [pid 7642] <... futex resumed>) = 0 [pid 5063] <... unlink resumed>) = 0 [pid 5060] newfstatat(3, "", [pid 7654] rt_sigprocmask(SIG_SETMASK, [], [pid 7651] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7650] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7645] fcntl(-1, F_SETFL, O_RDONLY [pid 7642] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7654] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7651] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7645] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7642] <... futex resumed>) = 0 [pid 5063] getdents64(4, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7654] mkdir("./file0", 000 [pid 7651] <... mmap resumed>) = 0x7fef411b2000 [pid 7645] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7642] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7654] <... mkdir resumed>) = 0 [pid 7651] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7645] <... futex resumed>) = 0 [pid 7642] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] getdents64(3, [pid 7654] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7651] <... mprotect resumed>) = 0 [pid 7646] <... sendfile resumed>) = 4 [pid 7645] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7642] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7640] <... sendfile resumed>) = 4 [pid 5063] close(4 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7654] <... futex resumed>) = 1 [pid 7651] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7650] <... futex resumed>) = 0 [pid 7646] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7645] <... openat resumed>) = 4 [pid 7642] <... futex resumed>) = 0 [pid 7640] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... close resumed>) = 0 [pid 7654] mkdir("./bus", 000 [pid 7651] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7650] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7646] <... futex resumed>) = 0 [pid 7645] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7642] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7640] <... futex resumed>) = 0 [pid 5063] rmdir("./86/bus" [pid 5060] umount2("./84/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7654] <... mkdir resumed>) = 0 [pid 7651] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7650] <... futex resumed>) = 0 [pid 7646] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7645] <... futex resumed>) = 0 [pid 7642] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7640] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... rmdir resumed>) = 0 [pid 7645] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] umount2("./86/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7650] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7642] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7633] exit_group(0 [pid 7646] <... futex resumed>) = ? [pid 7645] <... futex resumed>) = 0 [pid 7642] <... futex resumed>) = 1 [pid 7640] <... futex resumed>) = ? [pid 7633] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 7655 attached [pid 7654] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7646] +++ exited with 0 +++ [pid 7645] sendfile(4, 4, NULL, 7 [pid 7642] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7640] +++ exited with 0 +++ [pid 7633] +++ exited with 0 +++ [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7655] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7654] <... futex resumed>) = 1 [pid 7651] <... clone3 resumed> => {parent_tid=[7655]}, 88) = 7655 [pid 7650] <... futex resumed>) = 0 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7633, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7655] <... rseq resumed>) = 0 [pid 7654] mkdir("./file1", 000 [pid 7651] rt_sigprocmask(SIG_SETMASK, [], [pid 7650] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./86/binderfs", [pid 7655] set_robust_list(0x7fef411d29a0, 24 [pid 7650] <... futex resumed>) = 0 [pid 7655] <... set_robust_list resumed>) = 0 [pid 7651] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7650] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7655] rt_sigprocmask(SIG_SETMASK, [], [pid 7651] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] unlink("./86/binderfs" [pid 7655] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] umount2("./87", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7655] mkdir("./file0", 000 [pid 7651] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... unlink resumed>) = 0 [pid 7655] <... mkdir resumed>) = 0 [pid 7654] <... mkdir resumed>) = 0 [pid 7651] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] umount2("./86/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... openat resumed>) = 3 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] newfstatat(AT_FDCWD, "./86/file0", [pid 7654] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = 0 [pid 7655] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7654] <... futex resumed>) = 1 [pid 7650] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] umount2("./86/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./84/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7655] <... futex resumed>) = 1 [pid 7654] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7651] <... futex resumed>) = 0 [pid 7650] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./87/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7655] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7651] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7650] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./86/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7654] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7651] <... futex resumed>) = 0 [pid 7650] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... openat resumed>) = 4 [pid 5060] newfstatat(AT_FDCWD, "./84/bus", [pid 7655] mkdir("./bus", 000 [pid 7651] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7655] <... mkdir resumed>) = 0 [pid 5060] umount2("./84/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(4, "", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7655] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7651] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] openat(AT_FDCWD, "./84/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7655] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7651] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7651] <... futex resumed>) = 0 [pid 7655] mkdir("./file1", 000 [pid 7651] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(4, [pid 5060] <... openat resumed>) = 4 [pid 5060] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, [pid 7655] <... mkdir resumed>) = 0 [pid 5068] <... umount2 resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7655] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./87/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(4, [pid 7655] <... futex resumed>) = 1 [pid 7651] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] umount2("./84/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7655] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7651] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./87/bus", [pid 5063] close(4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7651] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... close resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./84/bus/file0", [pid 7655] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7651] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7642] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] umount2("./87/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./86/file0" [pid 7642] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... rmdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7642] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./87/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] umount2("./86/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] unlink("./84/bus/file0" [pid 7642] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... openat resumed>) = 4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... unlink resumed>) = 0 [pid 7642] <... mmap resumed>) = 0x7fef41191000 [pid 5068] newfstatat(4, "", [pid 5063] newfstatat(AT_FDCWD, "./86/file1", [pid 5060] getdents64(4, [pid 7642] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7642] <... mprotect resumed>) = 0 [pid 5068] getdents64(4, [pid 5063] umount2("./86/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] close(4 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... close resumed>) = 0 [pid 7654] <... mount resumed>) = 0 [pid 7642] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] umount2("./87/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] openat(AT_FDCWD, "./86/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] rmdir("./84/bus" [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... openat resumed>) = 4 [pid 5060] <... rmdir resumed>) = 0 [pid 5063] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] umount2("./86/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./86/file1/work", [pid 5060] umount2("./84/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./86/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./84/binderfs", [pid 5063] openat(AT_FDCWD, "./86/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... openat resumed>) = 5 [pid 5060] unlink("./84/binderfs" [pid 7654] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(5, "", [pid 5060] <... unlink resumed>) = 0 [pid 7654] <... futex resumed>) = 1 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./84/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7654] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] getdents64(5, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7650] <... futex resumed>) = 0 [pid 7642] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] newfstatat(AT_FDCWD, "./87/bus/file0", [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] newfstatat(AT_FDCWD, "./84/file0", [pid 5063] getdents64(5, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7650] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7642] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] umount2("./84/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7654] <... futex resumed>) = 0 [pid 7650] <... futex resumed>) = 1 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] close(5 [pid 7654] unlink(NULL [pid 7650] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] unlink("./87/bus/file0" [pid 5063] <... close resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7654] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5063] rmdir("./86/file1/work" [pid 7654] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./84/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7654] <... futex resumed>) = 0 [pid 5063] umount2("./86/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... openat resumed>) = 4 [pid 7654] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(4, "", [pid 5063] newfstatat(AT_FDCWD, "./86/file1/index", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] getdents64(4, [pid 5063] umount2("./86/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./86/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(4, [pid 5063] <... openat resumed>) = 5 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4 [pid 5063] newfstatat(5, "", [pid 5060] <... close resumed>) = 0 ./strace-static-x86_64: Process 7658 attached [pid 7650] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] rmdir("./84/file0" [pid 7658] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7650] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7642] <... clone3 resumed> => {parent_tid=[7658]}, 88) = 7658 [pid 5068] getdents64(4, [pid 5063] getdents64(5, [pid 5060] <... rmdir resumed>) = 0 [pid 7658] <... rseq resumed>) = 0 [pid 7654] <... futex resumed>) = 0 [pid 7650] <... futex resumed>) = 1 [pid 7642] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7658] set_robust_list(0x7fef411b19a0, 24 [pid 7654] chdir("./bus" [pid 7650] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7642] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] close(4 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7658] <... set_robust_list resumed>) = 0 [pid 7654] <... chdir resumed>) = 0 [pid 7642] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5063] getdents64(5, [pid 5060] umount2("./84/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7658] rt_sigprocmask(SIG_SETMASK, [], [pid 7654] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7642] <... futex resumed>) = 0 [pid 5068] rmdir("./87/bus" [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7658] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7654] <... futex resumed>) = 1 [pid 7650] <... futex resumed>) = 0 [pid 7642] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] close(5 [pid 5060] newfstatat(AT_FDCWD, "./84/file1", [pid 7658] sendfile(3, 4, NULL, 281474978811911 [pid 7655] <... mount resumed>) = 0 [pid 7654] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7650] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 7658] <... sendfile resumed>) = 4 [pid 7655] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7650] <... futex resumed>) = 0 [pid 7645] <... sendfile resumed>) = 4 [pid 5068] umount2("./87/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7658] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7655] <... futex resumed>) = 1 [pid 7651] <... futex resumed>) = 0 [pid 7650] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7645] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./84/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7658] <... futex resumed>) = 1 [pid 7655] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7654] <... open resumed>) = 3 [pid 7651] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7645] <... futex resumed>) = 0 [pid 7642] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./87/binderfs", [pid 5063] rmdir("./86/file1/index" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7658] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7654] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7651] <... futex resumed>) = 0 [pid 7645] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7642] exit_group(0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] openat(AT_FDCWD, "./84/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7658] <... futex resumed>) = ? [pid 7655] unlink(NULL [pid 7654] <... futex resumed>) = 1 [pid 7651] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7650] <... futex resumed>) = 0 [pid 7645] <... futex resumed>) = ? [pid 7642] <... exit_group resumed>) = ? [pid 5068] unlink("./87/binderfs" [pid 5063] <... rmdir resumed>) = 0 [pid 7658] +++ exited with 0 +++ [pid 7655] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7654] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7650] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7645] +++ exited with 0 +++ [pid 7642] +++ exited with 0 +++ [pid 5068] <... unlink resumed>) = 0 [pid 5063] getdents64(4, [pid 5060] <... openat resumed>) = 4 [pid 7655] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7650] <... futex resumed>) = 0 [pid 5068] umount2("./87/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7642, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5060] newfstatat(4, "", [pid 7655] <... futex resumed>) = 1 [pid 7654] fcntl(-1, F_SETFL, O_RDONLY [pid 7651] <... futex resumed>) = 0 [pid 7650] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] close(4 [pid 7655] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7654] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7651] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./87/file0", [pid 5063] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7654] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7651] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] rmdir("./86/file1" [pid 5060] getdents64(4, [pid 7655] chdir("./bus" [pid 7654] <... futex resumed>) = 1 [ 115.096600][ T7654] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 115.129896][ T7655] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7651] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7650] <... futex resumed>) = 0 [pid 5068] umount2("./87/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7655] <... chdir resumed>) = 0 [pid 7654] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7650] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7655] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7650] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./87/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7655] <... futex resumed>) = 1 [pid 7654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7651] <... futex resumed>) = 0 [pid 7650] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 4 [pid 5060] umount2("./84/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7655] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7654] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7651] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] umount2("./85", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7651] <... futex resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 5063] getdents64(3, [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7655] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7654] <... openat resumed>) = 4 [pid 7651] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] newfstatat(AT_FDCWD, "./84/file1/work", [pid 7655] <... open resumed>) = 3 [pid 7654] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5063] close(3 [pid 5062] <... openat resumed>) = 3 [pid 7654] <... futex resumed>) = 1 [pid 7650] <... futex resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5062] newfstatat(3, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7654] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7650] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] rmdir("./86" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7654] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7650] <... futex resumed>) = 0 [pid 5060] umount2("./84/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7654] sendfile(4, 4, NULL, 7 [pid 7650] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(3, [pid 7655] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7655] <... futex resumed>) = 1 [pid 7651] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] openat(AT_FDCWD, "./84/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7655] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7651] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] mkdir("./87", 0777 [pid 5062] umount2("./85/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7651] <... futex resumed>) = 0 [pid 5068] close(4 [pid 5060] <... openat resumed>) = 5 [pid 7655] fcntl(-1, F_SETFL, O_RDONLY [pid 7651] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 5060] newfstatat(5, "", [pid 7655] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5068] rmdir("./87/file0" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7655] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7651] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 7655] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7651] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(5, [pid 7655] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7651] <... futex resumed>) = 0 [pid 5068] umount2("./87/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7655] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7651] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7655] <... openat resumed>) = 4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./87/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7655] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7655] <... futex resumed>) = 1 [pid 7651] <... futex resumed>) = 0 [pid 5060] getdents64(5, [pid 7651] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7651] <... futex resumed>) = 0 [pid 5060] close(5 [pid 7651] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./87/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... close resumed>) = 0 [pid 7655] sendfile(4, 4, NULL, 7 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... mkdir resumed>) = 0 [pid 5060] rmdir("./84/file1/work" [pid 5068] openat(AT_FDCWD, "./87/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] <... rmdir resumed>) = 0 [pid 5060] umount2("./84/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] getdents64(4, [pid 5060] newfstatat(AT_FDCWD, "./84/file1/index", [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] umount2("./87/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./87/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./84/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] umount2("./87/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7660 attached [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./84/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7660] set_robust_list(0x555555f856a0, 24 [pid 5068] openat(AT_FDCWD, "./87/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7660 [pid 7660] <... set_robust_list resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5062] umount2("./85/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... openat resumed>) = 5 [pid 7660] chdir("./87" [pid 5068] newfstatat(5, "", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7660] <... chdir resumed>) = 0 [pid 5060] newfstatat(5, "", [pid 5062] newfstatat(AT_FDCWD, "./85/bus", [pid 7660] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7660] <... prctl resumed>) = 0 [pid 5068] getdents64(5, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7660] setpgid(0, 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] umount2("./85/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7660] <... setpgid resumed>) = 0 [pid 5068] getdents64(5, [pid 7660] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] getdents64(5, [pid 7660] <... openat resumed>) = 3 [pid 5068] close(5 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7660] write(3, "1000", 4 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7660] <... write resumed>) = 4 [pid 5068] <... close resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./85/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(5, [pid 7660] close(3 [pid 5068] rmdir("./87/file1/work" [pid 7660] <... close resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7660] symlink("/dev/binderfs", "./binderfs" [pid 5062] newfstatat(4, "", [pid 7660] <... symlink resumed>) = 0 [pid 5060] close(5 [pid 7660] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7660] <... futex resumed>) = 0 [pid 5068] umount2("./87/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 5060] <... close resumed>) = 0 [pid 7660] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7660] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] newfstatat(AT_FDCWD, "./87/file1/index", [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] rmdir("./84/file1/index" [pid 7660] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5062] umount2("./85/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7660] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7660] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] umount2("./87/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7660] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./85/bus/file0", [pid 5060] <... rmdir resumed>) = 0 [pid 7660] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] openat(AT_FDCWD, "./87/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7660] <... mprotect resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5062] unlink("./85/bus/file0" [pid 7660] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7650] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] getdents64(4, [pid 7650] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(5, "", [pid 7660] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7650] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7660] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7650] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] getdents64(5, [pid 5062] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 7662 attached [pid 7650] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] getdents64(4, [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7662] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7660] <... clone3 resumed> => {parent_tid=[7662]}, 88) = 7662 [pid 7650] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] getdents64(5, [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4 [pid 7662] <... rseq resumed>) = 0 [pid 7660] rt_sigprocmask(SIG_SETMASK, [], [pid 7650] <... mprotect resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7662] set_robust_list(0x7fef411d29a0, 24 [pid 7660] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] close(5 [pid 5062] close(4 [pid 7650] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] <... close resumed>) = 0 [pid 7662] <... set_robust_list resumed>) = 0 [pid 7660] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7650] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... close resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5060] rmdir("./84/file1" [pid 7650] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7662] rt_sigprocmask(SIG_SETMASK, [], [pid 7660] <... futex resumed>) = 0 [pid 5068] rmdir("./87/file1/index"./strace-static-x86_64: Process 7663 attached [pid 7662] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7660] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7663] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7662] mkdir("./file0", 000 [pid 7650] <... clone3 resumed> => {parent_tid=[7663]}, 88) = 7663 [pid 5062] rmdir("./85/bus" [pid 7663] <... rseq resumed>) = 0 [pid 7662] <... mkdir resumed>) = 0 [pid 7650] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] getdents64(4, [pid 7663] set_robust_list(0x7fef411b19a0, 24 [pid 5060] getdents64(3, [pid 7650] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7663] <... set_robust_list resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7650] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] close(3 [pid 7650] <... futex resumed>) = 0 [pid 7650] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... close resumed>) = 0 [pid 7662] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 7663] rt_sigprocmask(SIG_SETMASK, [], [pid 7662] <... futex resumed>) = 1 [pid 7660] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7662] mkdir("./bus", 000 [pid 7660] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./87/file1" [pid 5060] rmdir("./84" [pid 7663] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7662] <... mkdir resumed>) = 0 [pid 7660] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] umount2("./85/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7663] sendfile(3, 4, NULL, 281474978811911 [pid 7660] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] getdents64(3, [pid 5060] <... rmdir resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7662] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(3 [pid 7662] <... futex resumed>) = 1 [pid 7660] <... futex resumed>) = 0 [pid 7651] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... close resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./85/binderfs", [pid 7662] mkdir("./file1", 000 [pid 7660] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7651] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] mkdir("./85", 0777 [pid 7651] <... futex resumed>) = 0 [pid 7651] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] rmdir("./87" [pid 7660] <... futex resumed>) = 0 [pid 7651] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... rmdir resumed>) = 0 [pid 5060] <... mkdir resumed>) = 0 [pid 7660] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7651] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7662] <... mkdir resumed>) = 0 [pid 7651] <... mprotect resumed>) = 0 [pid 5068] mkdir("./88", 0777 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7662] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7651] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... mkdir resumed>) = 0 [pid 5062] unlink("./85/binderfs" [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7662] <... futex resumed>) = 1 [pid 7660] <... futex resumed>) = 0 [pid 7651] <... rt_sigprocmask resumed>[], 8) = 0 ./strace-static-x86_64: Process 7664 attached [pid 7662] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7660] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] <... unlink resumed>) = 0 [pid 7664] set_robust_list(0x555555f856a0, 24 [pid 7662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7660] <... futex resumed>) = 0 [pid 7651] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] umount2("./85/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7664 ./strace-static-x86_64: Process 7665 attached [pid 7664] <... set_robust_list resumed>) = 0 [pid 7660] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7666 attached [pid 7665] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7664] chdir("./85" [pid 7662] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7651] <... clone3 resumed> => {parent_tid=[7665]}, 88) = 7665 [pid 5062] newfstatat(AT_FDCWD, "./85/file0", [pid 7666] set_robust_list(0x555555f856a0, 24 [pid 7665] <... rseq resumed>) = 0 [pid 7664] <... chdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7665] set_robust_list(0x7fef411b19a0, 24 [pid 7664] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5062] umount2("./85/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7664] <... prctl resumed>) = 0 [pid 7665] <... set_robust_list resumed>) = 0 [pid 7666] <... set_robust_list resumed>) = 0 [pid 7664] setpgid(0, 0 [pid 7666] chdir("./88" [pid 7665] rt_sigprocmask(SIG_SETMASK, [], [pid 7664] <... setpgid resumed>) = 0 [pid 7662] <... mount resumed>) = 0 [pid 7651] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7666] <... chdir resumed>) = 0 [pid 7665] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7664] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7665] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7666] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7662] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7651] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7666] <... prctl resumed>) = 0 [pid 7666] setpgid(0, 0 [pid 7662] <... futex resumed>) = 1 [pid 7660] <... futex resumed>) = 0 [pid 7651] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7666 [pid 5062] openat(AT_FDCWD, "./85/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7666] <... setpgid resumed>) = 0 [pid 7665] <... futex resumed>) = 0 [pid 7664] <... openat resumed>) = 3 [pid 7662] unlink(NULL [pid 7660] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7651] <... futex resumed>) = 1 [pid 5062] <... openat resumed>) = 4 [pid 7666] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7665] sendfile(3, 4, NULL, 281474978811911 [pid 7664] write(3, "1000", 4 [pid 7662] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7660] <... futex resumed>) = 0 [pid 7651] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(4, "", [pid 7666] <... openat resumed>) = 3 [pid 7664] <... write resumed>) = 4 [pid 7662] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7660] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7664] close(3 [pid 7662] <... futex resumed>) = 0 [pid 7660] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] getdents64(4, [pid 7666] write(3, "1000", 4 [pid 7664] <... close resumed>) = 0 [pid 7662] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7660] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7666] <... write resumed>) = 4 [pid 7664] symlink("/dev/binderfs", "./binderfs" [pid 7662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7660] <... futex resumed>) = 0 [pid 5062] getdents64(4, [pid 7666] close(3 [pid 7662] chdir("./bus" [pid 7660] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7650] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7666] <... close resumed>) = 0 [pid 7662] <... chdir resumed>) = 0 [pid 5062] close(4 [pid 7666] symlink("/dev/binderfs", "./binderfs" [pid 5062] <... close resumed>) = 0 [pid 7662] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] rmdir("./85/file0" [pid 7664] <... symlink resumed>) = 0 [pid 7662] <... futex resumed>) = 1 [pid 7660] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7666] <... symlink resumed>) = 0 [pid 7662] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7660] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5062] umount2("./85/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7664] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7660] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7666] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./85/file1", [pid 7666] <... futex resumed>) = 0 [pid 7664] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7666] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7664] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5062] umount2("./85/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7666] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7664] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./85/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7666] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7664] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7663] <... sendfile resumed>) = 4 [pid 7654] <... sendfile resumed>) = 4 [pid 5062] <... openat resumed>) = 4 [pid 7664] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7666] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7666] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7664] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7663] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7662] <... open resumed>) = 3 [pid 7654] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(4, "", [pid 7666] <... mmap resumed>) = 0x7fef411b2000 [pid 7664] <... mmap resumed>) = 0x7fef411b2000 [pid 7663] <... futex resumed>) = 0 [pid 7654] <... futex resumed>) = 0 [pid 7650] exit_group(0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7666] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7664] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7662] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7650] <... exit_group resumed>) = ? [pid 5062] getdents64(4, [pid 7666] <... mprotect resumed>) = 0 [pid 7664] <... mprotect resumed>) = 0 [pid 7663] +++ exited with 0 +++ [pid 7662] <... futex resumed>) = 1 [pid 7660] <... futex resumed>) = 0 [pid 7654] +++ exited with 0 +++ [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7666] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7664] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7662] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7660] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7664] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7660] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7666] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7664] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7662] fcntl(-1, F_SETFL, O_RDONLY [pid 7666] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7662] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 7668 attached [pid 5062] umount2("./85/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7668] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7668] <... rseq resumed>) = 0 [pid 7668] set_robust_list(0x7fef411d29a0, 24./strace-static-x86_64: Process 7669 attached [pid 7664] <... clone3 resumed> => {parent_tid=[7668]}, 88) = 7668 [pid 7668] <... set_robust_list resumed>) = 0 [pid 7662] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7669] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7668] rt_sigprocmask(SIG_SETMASK, [], [pid 7666] <... clone3 resumed> => {parent_tid=[7669]}, 88) = 7669 [pid 7664] rt_sigprocmask(SIG_SETMASK, [], [pid 7662] <... futex resumed>) = 1 [pid 7660] <... futex resumed>) = 0 [pid 7669] <... rseq resumed>) = 0 [pid 7668] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7666] rt_sigprocmask(SIG_SETMASK, [], [pid 7664] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7662] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7660] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./85/file1/work", [pid 7669] set_robust_list(0x7fef411d29a0, 24 [pid 7668] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7666] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7664] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7660] <... futex resumed>) = 0 [pid 7650] +++ exited with 0 +++ [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7669] <... set_robust_list resumed>) = 0 [pid 7668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7666] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7664] <... futex resumed>) = 0 [pid 7662] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7660] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./85/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7669] rt_sigprocmask(SIG_SETMASK, [], [pid 7668] mkdir("./file0", 000 [pid 7666] <... futex resumed>) = 0 [pid 7664] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7662] <... openat resumed>) = 4 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7650, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7669] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7666] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7662] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./85/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] umount2("./85", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7669] mkdir("./file0", 000 [pid 7662] <... futex resumed>) = 1 [pid 7660] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 7669] <... mkdir resumed>) = 0 [pid 7662] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7668] <... mkdir resumed>) = 0 [pid 7660] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] newfstatat(5, "", [pid 7662] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7662] sendfile(4, 4, NULL, 7 [pid 7668] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7660] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... openat resumed>) = 3 [pid 7669] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7668] <... futex resumed>) = 1 [pid 7664] <... futex resumed>) = 0 [pid 7660] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(5, [pid 7669] <... futex resumed>) = 1 [pid 7668] mkdir("./bus", 000 [pid 7666] <... futex resumed>) = 0 [pid 7664] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(3, "", [pid 7669] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7666] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7664] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 115.269353][ T7662] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7666] <... futex resumed>) = 0 [pid 7664] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] getdents64(3, [pid 7669] mkdir("./bus", 000 [pid 7666] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7669] <... mkdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7668] <... mkdir resumed>) = 0 [pid 5061] umount2("./85/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7669] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7668] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7651] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] getdents64(5, [pid 7669] <... futex resumed>) = 1 [pid 7666] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7669] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7668] <... futex resumed>) = 1 [pid 7666] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7664] <... futex resumed>) = 0 [pid 5062] close(5 [pid 7669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7668] mkdir("./file1", 000 [pid 7666] <... futex resumed>) = 0 [pid 7664] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7669] mkdir("./file1", 000 [pid 7666] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7664] <... futex resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 7664] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] rmdir("./85/file1/work" [pid 7669] <... mkdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5062] umount2("./85/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7669] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7669] <... futex resumed>) = 1 [pid 7669] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7666] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./85/file1/index", [pid 7669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7666] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7669] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7668] <... mkdir resumed>) = 0 [pid 7666] <... futex resumed>) = 0 [pid 7668] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7666] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./85/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7668] <... futex resumed>) = 1 [pid 7668] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7664] <... futex resumed>) = 0 [pid 7664] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] openat(AT_FDCWD, "./85/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7668] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7664] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 7664] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] close(5) = 0 [pid 5062] rmdir("./85/file1/index") = 0 [pid 7660] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] getdents64(4, [pid 7660] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] close(4) = 0 [pid 5062] rmdir("./85/file1" [pid 7660] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7660] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] getdents64(3, 0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] close(3 [pid 7660] <... mmap resumed>) = 0x7fef41191000 [pid 5062] <... close resumed>) = 0 [pid 7660] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] rmdir("./85" [pid 7660] <... mprotect resumed>) = 0 [pid 7660] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] <... rmdir resumed>) = 0 [pid 5062] mkdir("./86", 0777) = 0 [pid 7660] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7660] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} => {parent_tid=[7672]}, 88) = 7672 ./strace-static-x86_64: Process 7672 attached [pid 7660] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 7671 attached [pid 7672] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7660] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7672] <... rseq resumed>) = 0 [pid 7660] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7672] set_robust_list(0x7fef411b19a0, 24 [pid 7660] <... futex resumed>) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7671 [pid 7660] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7672] <... set_robust_list resumed>) = 0 [pid 7671] set_robust_list(0x555555f856a0, 24) = 0 [pid 7671] chdir("./86" [pid 7672] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7672] sendfile(3, 4, NULL, 281474978811911 [pid 7671] <... chdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = 0 [pid 5061] umount2("./85/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7671] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5061] newfstatat(AT_FDCWD, "./85/bus", [pid 7671] <... prctl resumed>) = 0 [pid 7671] setpgid(0, 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7671] <... setpgid resumed>) = 0 [pid 7671] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7666] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7671] <... openat resumed>) = 3 [pid 7668] <... mount resumed>) = 0 [pid 7666] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7671] write(3, "1000", 4 [pid 7666] <... futex resumed>) = 0 [pid 7664] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] umount2("./85/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7666] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7671] <... write resumed>) = 4 [pid 7669] <... mount resumed>) = 0 [pid 7666] <... mmap resumed>) = 0x7fef41191000 [pid 7664] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7671] close(3 [pid 7666] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7664] <... futex resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./85/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7671] <... close resumed>) = 0 [pid 7669] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7668] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7666] <... mprotect resumed>) = 0 [pid 7664] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7671] symlink("/dev/binderfs", "./binderfs" [pid 7669] <... futex resumed>) = 0 [pid 7668] <... futex resumed>) = 0 [pid 7666] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7664] <... mmap resumed>) = 0x7fef41191000 [pid 5061] <... openat resumed>) = 4 [pid 7669] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7668] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7666] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7664] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5061] newfstatat(4, "", [pid 7666] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7664] <... mprotect resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 7673 attached [pid 7671] <... symlink resumed>) = 0 [pid 7664] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] getdents64(4, [pid 7666] <... clone3 resumed> => {parent_tid=[7673]}, 88) = 7673 [ 115.365301][ T7669] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 115.373813][ T7668] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7666] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7673] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7671] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7665] <... sendfile resumed>) = 4 [pid 7664] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7655] <... sendfile resumed>) = 4 [pid 5061] umount2("./85/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7673] <... rseq resumed>) = 0 [pid 7666] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7655] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7666] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7655] <... futex resumed>) = 0 [pid 7671] <... futex resumed>) = 0 [pid 7666] <... futex resumed>) = 0 [pid 7655] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7673] set_robust_list(0x7fef411b19a0, 24 [pid 7671] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7666] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7673] <... set_robust_list resumed>) = 0 [pid 7671] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7665] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(AT_FDCWD, "./85/bus/file0", [pid 7673] rt_sigprocmask(SIG_SETMASK, [], [pid 7671] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7664] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7651] exit_group(0 [pid 7673] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7671] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7665] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7673] unlink(NULL [pid 7671] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7665] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] unlink("./85/bus/file0" [pid 7673] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7671] <... mmap resumed>) = 0x7fef411b2000 [pid 7673] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7671] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7673] <... futex resumed>) = 1 [pid 7671] <... mprotect resumed>) = 0 [pid 7666] <... futex resumed>) = 0 [pid 7665] <... futex resumed>) = ? [pid 7665] +++ exited with 0 +++ [pid 7651] <... exit_group resumed>) = ? [pid 7666] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7655] <... futex resumed>) = ? [pid 5061] <... unlink resumed>) = 0 [pid 7671] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7666] <... futex resumed>) = 1 ./strace-static-x86_64: Process 7675 attached [pid 7673] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7671] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7669] <... futex resumed>) = 0 [pid 7666] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7664] <... clone3 resumed> => {parent_tid=[7675]}, 88) = 7675 [pid 7660] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7655] +++ exited with 0 +++ [pid 7651] +++ exited with 0 +++ [pid 5061] getdents64(4, [pid 7675] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7671] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7669] chdir("./bus" [pid 7664] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7651, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- ./strace-static-x86_64: Process 7677 attached [pid 7675] <... rseq resumed>) = 0 [pid 7669] <... chdir resumed>) = 0 [pid 7664] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7677] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7675] set_robust_list(0x7fef411b19a0, 24 [pid 7671] <... clone3 resumed> => {parent_tid=[7677]}, 88) = 7677 [pid 7669] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7664] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] close(4 [pid 7677] <... rseq resumed>) = 0 [pid 7675] <... set_robust_list resumed>) = 0 [pid 7671] rt_sigprocmask(SIG_SETMASK, [], [pid 7669] <... futex resumed>) = 1 [pid 7666] <... futex resumed>) = 0 [pid 7664] <... futex resumed>) = 0 [pid 5065] umount2("./86", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 7677] set_robust_list(0x7fef411d29a0, 24 [pid 7675] rt_sigprocmask(SIG_SETMASK, [], [pid 7671] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7669] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7666] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7677] <... set_robust_list resumed>) = 0 [pid 7675] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7671] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7666] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] rmdir("./85/bus" [pid 7677] rt_sigprocmask(SIG_SETMASK, [], [pid 7675] unlink(NULL [pid 7671] <... futex resumed>) = 0 [pid 7669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7666] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7664] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... openat resumed>) = 3 [pid 7677] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7675] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7671] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7669] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5065] newfstatat(3, "", [pid 7677] mkdir("./file0", 000 [pid 7675] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(3, [pid 7675] <... futex resumed>) = 1 [pid 7664] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] <... rmdir resumed>) = 0 [pid 7675] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7664] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7668] <... futex resumed>) = 0 [pid 7664] <... futex resumed>) = 1 [pid 5065] umount2("./86/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7668] chdir("./bus" [pid 7664] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7668] <... chdir resumed>) = 0 [pid 7668] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7677] <... mkdir resumed>) = 0 [pid 7669] <... open resumed>) = 3 [pid 7668] <... futex resumed>) = 0 [pid 7664] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] umount2("./85/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7677] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7668] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7664] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7677] <... futex resumed>) = 1 [pid 7671] <... futex resumed>) = 0 [pid 7669] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7664] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7677] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7671] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7669] <... futex resumed>) = 1 [pid 7668] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7666] <... futex resumed>) = 0 [pid 7664] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(AT_FDCWD, "./85/binderfs", [pid 7677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7671] <... futex resumed>) = 0 [pid 7669] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7666] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7677] mkdir("./bus", 000 [pid 7671] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7666] <... futex resumed>) = 0 [pid 7669] fcntl(-1, F_SETFL, O_RDONLY [pid 7668] <... open resumed>) = 3 [pid 7666] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] unlink("./85/binderfs" [pid 7677] <... mkdir resumed>) = 0 [pid 7669] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7668] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7677] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7669] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7668] <... futex resumed>) = 1 [pid 7664] <... futex resumed>) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 7677] <... futex resumed>) = 1 [pid 7671] <... futex resumed>) = 0 [pid 7669] <... futex resumed>) = 1 [pid 7668] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7666] <... futex resumed>) = 0 [pid 7664] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = 0 [pid 7677] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7671] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7669] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7666] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7664] <... futex resumed>) = 0 [pid 5061] umount2("./85/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7671] <... futex resumed>) = 0 [pid 7669] <... openat resumed>) = 4 [pid 7668] fcntl(-1, F_SETFL, O_RDONLY [pid 7666] <... futex resumed>) = 0 [pid 7664] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./86/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7677] mkdir("./file1", 000 [pid 7671] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7669] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7668] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7666] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./85/file0", [pid 7669] <... futex resumed>) = 0 [pid 7668] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7677] <... mkdir resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./86/bus", [pid 7666] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7669] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7668] <... futex resumed>) = 1 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7664] <... futex resumed>) = 0 [pid 7666] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7677] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7672] <... sendfile resumed>) = 4 [pid 7669] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7668] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7666] <... futex resumed>) = 0 [pid 7664] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7662] <... sendfile resumed>) = 4 [pid 5065] umount2("./86/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./85/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7677] <... futex resumed>) = 1 [pid 7672] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7671] <... futex resumed>) = 0 [pid 7669] sendfile(4, 4, NULL, 7 [pid 7668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7666] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7664] <... futex resumed>) = 0 [pid 7662] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7677] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7672] <... futex resumed>) = 0 [pid 7671] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7668] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7664] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7662] <... futex resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./85/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7672] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7671] <... futex resumed>) = 0 [pid 7668] <... openat resumed>) = 4 [pid 7662] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] openat(AT_FDCWD, "./86/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... openat resumed>) = 4 [pid 7677] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7671] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7668] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7660] exit_group(0 [pid 5065] <... openat resumed>) = 4 [pid 5061] newfstatat(4, "", [pid 7672] <... futex resumed>) = ? [pid 7668] <... futex resumed>) = 1 [pid 7664] <... futex resumed>) = 0 [pid 7660] <... exit_group resumed>) = ? [pid 5065] newfstatat(4, "", [pid 7672] +++ exited with 0 +++ [pid 7668] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7664] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7668] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7664] <... futex resumed>) = 0 [pid 7662] <... futex resumed>) = ? [pid 5065] getdents64(4, [pid 5061] getdents64(4, [pid 7668] sendfile(4, 4, NULL, 7 [pid 7664] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7662] +++ exited with 0 +++ [pid 7660] +++ exited with 0 +++ [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(4, [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7660, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] umount2("./86/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] restart_syscall(<... resuming interrupted clone ...> [pid 5061] close(4 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... restart_syscall resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 5063] umount2("./87", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7677] <... mount resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./86/bus/file0", [pid 5063] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] rmdir("./85/file0" [pid 7677] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7677] <... futex resumed>) = 1 [pid 7671] <... futex resumed>) = 0 [pid 5065] unlink("./86/bus/file0" [pid 5063] <... openat resumed>) = 3 [pid 5061] umount2("./85/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7677] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7671] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... unlink resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7671] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 5063] newfstatat(3, "", [pid 5061] newfstatat(AT_FDCWD, "./85/file1", [pid 7677] unlink(NULL [pid 7671] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7677] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5065] close(4 [pid 5061] umount2("./85/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7677] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7677] <... futex resumed>) = 1 [pid 7671] <... futex resumed>) = 0 [pid 5065] rmdir("./86/bus" [pid 5063] getdents64(3, [pid 5061] openat(AT_FDCWD, "./85/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7677] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7671] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] <... openat resumed>) = 4 [pid 7677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7671] <... futex resumed>) = 0 [pid 7677] chdir("./bus" [pid 7671] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(4, "", [pid 7677] <... chdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7677] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./86/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 7677] <... futex resumed>) = 1 [pid 7671] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./87/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7677] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7671] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./86/binderfs", [pid 5061] umount2("./85/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7677] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7671] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7677] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7671] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(AT_FDCWD, "./85/file1/work", [pid 5065] unlink("./86/binderfs" [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./85/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7677] <... open resumed>) = 3 [pid 7666] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7664] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... unlink resumed>) = 0 [pid 7666] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7673] <... futex resumed>) = 0 [pid 7666] <... futex resumed>) = 1 [pid 7673] sendfile(3, 4, NULL, 281474978811911 [pid 7666] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7664] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./86/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] openat(AT_FDCWD, "./85/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7677] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7675] <... futex resumed>) = 0 [pid 7664] <... futex resumed>) = 1 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = 0 [pid 5061] <... openat resumed>) = 5 [pid 7677] <... futex resumed>) = 1 [pid 7675] sendfile(3, 4, NULL, 281474978811911 [pid 7671] <... futex resumed>) = 0 [pid 7664] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(AT_FDCWD, "./86/file0", [pid 5063] umount2("./87/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(5, "", [pid 7677] fcntl(-1, F_SETFL, O_RDONLY [pid 7671] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7677] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7671] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7677] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7671] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./86/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./87/bus", [pid 5061] getdents64(5, [pid 7677] <... futex resumed>) = 0 [pid 7671] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7677] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7671] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./86/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7677] <... openat resumed>) = 4 [pid 7671] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5063] umount2("./87/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7677] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7671] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(4, "", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7677] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] openat(AT_FDCWD, "./87/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [ 115.516721][ T7677] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7677] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] getdents64(4, [pid 5063] <... openat resumed>) = 4 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, [pid 5063] getdents64(4, [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7671] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] close(4 [pid 5061] getdents64(5, [pid 7671] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5063] umount2("./87/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7677] <... futex resumed>) = 0 [pid 7671] <... futex resumed>) = 1 [pid 5065] rmdir("./86/file0" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7677] sendfile(4, 4, NULL, 7 [pid 5063] newfstatat(AT_FDCWD, "./87/bus/file0", [pid 7673] <... sendfile resumed>) = 4 [pid 7671] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7669] <... sendfile resumed>) = 4 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] close(5 [pid 7669] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... close resumed>) = 0 [pid 7669] <... futex resumed>) = 0 [pid 5061] rmdir("./85/file1/work" [pid 7673] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7669] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] <... rmdir resumed>) = 0 [pid 7673] <... futex resumed>) = 1 [pid 7666] <... futex resumed>) = 0 [pid 5061] umount2("./85/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7673] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7666] exit_group(0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7673] <... futex resumed>) = ? [pid 7669] <... futex resumed>) = ? [pid 7666] <... exit_group resumed>) = ? [pid 5061] newfstatat(AT_FDCWD, "./85/file1/index", [pid 7673] +++ exited with 0 +++ [pid 7669] +++ exited with 0 +++ [pid 5065] <... rmdir resumed>) = 0 [pid 5063] unlink("./87/bus/file0" [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./86/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./85/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./85/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... unlink resumed>) = 0 [pid 5061] <... openat resumed>) = 5 [pid 5065] newfstatat(AT_FDCWD, "./86/file1", [pid 5063] getdents64(4, [pid 5061] newfstatat(5, "", [pid 7666] +++ exited with 0 +++ [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7666, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5065] umount2("./86/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(4 [pid 5061] getdents64(5, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] openat(AT_FDCWD, "./86/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] rmdir("./87/bus" [pid 5061] getdents64(5, [pid 5068] umount2("./88", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... openat resumed>) = 4 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(4, "", [pid 5063] <... rmdir resumed>) = 0 [pid 5061] close(5 [pid 5068] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] umount2("./87/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 5068] <... openat resumed>) = 3 [pid 5065] getdents64(4, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] rmdir("./85/file1/index" [pid 5068] newfstatat(3, "", [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] newfstatat(AT_FDCWD, "./87/binderfs", [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] umount2("./86/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] getdents64(3, [pid 5063] unlink("./87/binderfs" [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... unlink resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./86/file1/work", [pid 5063] umount2("./87/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7664] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] umount2("./88/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] close(4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./87/file0", [pid 5061] rmdir("./85/file1" [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./87/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(3, 0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] close(3 [pid 5065] umount2("./86/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] openat(AT_FDCWD, "./87/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... close resumed>) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5061] rmdir("./85" [pid 5063] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... rmdir resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./86/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] getdents64(4, [pid 5061] mkdir("./86", 0777 [pid 5065] <... openat resumed>) = 5 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] newfstatat(5, "", [pid 5063] getdents64(4, [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] getdents64(5, [pid 5063] close(4 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... close resumed>) = 0 [pid 5065] getdents64(5, [pid 5063] rmdir("./87/file0" [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5061] <... mkdir resumed>) = 0 [pid 5065] close(5 [pid 5063] umount2("./87/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] <... close resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] rmdir("./86/file1/work" [pid 5063] newfstatat(AT_FDCWD, "./87/file1", ./strace-static-x86_64: Process 7682 attached [pid 7671] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7682] set_robust_list(0x555555f856a0, 24 [pid 7671] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7682] <... set_robust_list resumed>) = 0 [pid 7671] <... futex resumed>) = 0 [pid 7682] chdir("./86" [pid 7671] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] umount2("./86/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./87/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7682] <... chdir resumed>) = 0 [pid 7671] <... mmap resumed>) = 0x7fef41191000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7682 [pid 7682] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7671] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] openat(AT_FDCWD, "./87/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7682] <... prctl resumed>) = 0 [pid 7671] <... mprotect resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./86/file1/index", [pid 7682] setpgid(0, 0 [pid 7671] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... openat resumed>) = 4 [pid 7682] <... setpgid resumed>) = 0 [pid 7671] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7671] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] umount2("./86/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(4, "", ./strace-static-x86_64: Process 7683 attached [pid 7682] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... umount2 resumed>) = 0 [pid 7683] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7671] <... clone3 resumed> => {parent_tid=[7683]}, 88) = 7683 [pid 5068] umount2("./88/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] openat(AT_FDCWD, "./86/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7683] <... rseq resumed>) = 0 [pid 7682] <... openat resumed>) = 3 [pid 7671] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(4, [pid 7683] set_robust_list(0x7fef411b19a0, 24 [pid 7682] write(3, "1000", 4 [pid 7677] <... sendfile resumed>) = 4 [pid 7671] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] newfstatat(AT_FDCWD, "./88/bus", [pid 5065] <... openat resumed>) = 5 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7683] <... set_robust_list resumed>) = 0 [pid 7682] <... write resumed>) = 4 [pid 7677] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7671] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7683] rt_sigprocmask(SIG_SETMASK, [], [pid 7682] close(3 [pid 7677] <... futex resumed>) = 0 [pid 7671] <... futex resumed>) = 0 [pid 5068] umount2("./88/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7683] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7682] <... close resumed>) = 0 [pid 7677] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7671] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7683] sendfile(3, 4, NULL, 281474978811911 [pid 7682] symlink("/dev/binderfs", "./binderfs" [pid 5068] openat(AT_FDCWD, "./88/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7683] <... sendfile resumed>) = 0 [pid 7682] <... symlink resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 7683] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7671] <... futex resumed>) = 0 [pid 7671] exit_group(0 [pid 7677] <... futex resumed>) = ? [pid 7671] <... exit_group resumed>) = ? [pid 7683] +++ exited with 0 +++ [pid 7682] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7677] +++ exited with 0 +++ [pid 7671] +++ exited with 0 +++ [pid 5068] newfstatat(4, "", [pid 5065] newfstatat(5, "", [pid 5063] umount2("./87/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7671, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5065] getdents64(5, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./87/file1/work", [pid 7682] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7682] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] getdents64(4, [pid 5065] getdents64(5, [pid 5063] umount2("./87/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7682] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7682] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] umount2("./88/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] close(5 [pid 5063] openat(AT_FDCWD, "./87/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7682] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... close resumed>) = 0 [pid 5063] <... openat resumed>) = 5 [pid 5062] umount2("./86", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7682] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] rmdir("./86/file1/index" [pid 5063] newfstatat(5, "", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7682] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] newfstatat(AT_FDCWD, "./88/bus/file0", [pid 5062] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7682] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... openat resumed>) = 3 [pid 7682] <... mprotect resumed>) = 0 [pid 5068] unlink("./88/bus/file0" [pid 5063] getdents64(5, [pid 5062] newfstatat(3, "", [pid 7682] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... unlink resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] getdents64(5, [pid 5062] getdents64(3, [pid 7682] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] getdents64(4, [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] close(4 [pid 7682] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5063] close(5 [pid 5062] umount2("./86/bus", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7685 attached [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... close resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 7685] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7682] <... clone3 resumed> => {parent_tid=[7685]}, 88) = 7685 [pid 5068] close(4 [pid 5065] rmdir("./86/file1" [pid 5063] rmdir("./87/file1/work" [pid 7685] <... rseq resumed>) = 0 [pid 7682] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... close resumed>) = 0 [pid 7685] set_robust_list(0x7fef411d29a0, 24 [pid 7682] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] rmdir("./88/bus" [pid 5063] <... rmdir resumed>) = 0 [pid 7685] <... set_robust_list resumed>) = 0 [pid 7682] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 7685] rt_sigprocmask(SIG_SETMASK, [], [pid 7682] <... futex resumed>) = 0 [pid 5065] getdents64(3, [pid 5063] umount2("./87/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7685] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7682] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7685] mkdir("./file0", 000 [pid 5068] <... rmdir resumed>) = 0 [pid 7685] <... mkdir resumed>) = 0 [pid 5068] umount2("./88/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7685] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./88/binderfs", [pid 5063] newfstatat(AT_FDCWD, "./87/file1/index", [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] unlink("./88/binderfs" [pid 7685] <... futex resumed>) = 1 [pid 7682] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7685] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7682] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... unlink resumed>) = 0 [pid 5065] close(3 [pid 5063] umount2("./87/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7685] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7682] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 7685] mkdir("./bus", 000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] rmdir("./86" [pid 5063] openat(AT_FDCWD, "./87/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7682] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./88/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... rmdir resumed>) = 0 [pid 5062] <... umount2 resumed>) = 0 [pid 7685] <... mkdir resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./88/file0", [pid 5063] <... openat resumed>) = 5 [pid 5062] umount2("./86/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] mkdir("./87", 0777 [pid 7685] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] umount2("./88/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7685] <... futex resumed>) = 1 [pid 7682] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(5, "", [pid 5062] newfstatat(AT_FDCWD, "./86/bus", [pid 7685] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7682] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./88/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... mkdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7685] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7682] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5063] getdents64(5, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7685] mkdir("./file1", 000 [pid 7682] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(4, "", [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] umount2("./86/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7685] <... mkdir resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(5, [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] openat(AT_FDCWD, "./86/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7685] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5063] close(5 [pid 5062] <... openat resumed>) = 4 [pid 7685] <... futex resumed>) = 1 [pid 7682] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] <... close resumed>) = 0 [pid 5063] rmdir("./87/file1/index" [pid 7685] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7682] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5063] <... rmdir resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 7685] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7682] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7685] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7682] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(4 [pid 5063] getdents64(4, ./strace-static-x86_64: Process 7687 attached [pid 5068] <... close resumed>) = 0 [pid 5062] getdents64(4, [pid 7687] set_robust_list(0x555555f856a0, 24 [pid 5068] rmdir("./88/file0" [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7687 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7687] <... set_robust_list resumed>) = 0 [pid 5063] close(4 [pid 7687] chdir("./87" [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5062] umount2("./86/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./87/file1" [pid 7687] <... chdir resumed>) = 0 [pid 7685] <... mount resumed>) = 0 [pid 5068] umount2("./88/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7687] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5063] <... rmdir resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./86/bus/file0", [pid 5063] getdents64(3, [pid 7687] <... prctl resumed>) = 0 [pid 7675] <... sendfile resumed>) = 4 [pid 7668] <... sendfile resumed>) = 4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7668] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] close(3 [pid 7668] <... futex resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 7687] setpgid(0, 0 [pid 7685] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7675] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7668] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] newfstatat(AT_FDCWD, "./88/file1", [pid 5063] rmdir("./87" [pid 5062] unlink("./86/bus/file0" [pid 7687] <... setpgid resumed>) = 0 [pid 7685] <... futex resumed>) = 1 [pid 7682] <... futex resumed>) = 0 [pid 7675] <... futex resumed>) = 0 [pid 7664] exit_group(0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 7687] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7685] unlink(NULL [pid 7682] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7668] <... futex resumed>) = ? [pid 7664] <... exit_group resumed>) = ? [pid 5068] umount2("./88/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] mkdir("./88", 0777 [pid 7687] <... openat resumed>) = 3 [pid 7685] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7682] <... futex resumed>) = 0 [pid 7675] +++ exited with 0 +++ [pid 7668] +++ exited with 0 +++ [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(4, [pid 7687] write(3, "1000", 4 [pid 7685] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7682] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./88/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... mkdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7687] <... write resumed>) = 4 [pid 7685] <... futex resumed>) = 0 [pid 7682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... openat resumed>) = 4 [pid 7687] close(3 [pid 7682] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7664] +++ exited with 0 +++ [pid 5068] newfstatat(4, "", [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] close(4 [pid 7687] <... close resumed>) = 0 [pid 7685] chdir("./bus" [pid 7682] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... close resumed>) = 0 [pid 7687] symlink("/dev/binderfs", "./binderfs" [pid 7685] <... chdir resumed>) = 0 [pid 7682] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7687] <... symlink resumed>) = 0 [pid 7685] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5062] rmdir("./86/bus" [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7664, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- ./strace-static-x86_64: Process 7688 attached [pid 7687] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7685] <... futex resumed>) = 1 [pid 7682] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] umount2("./85", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7688] set_robust_list(0x555555f856a0, 24 [pid 7687] <... futex resumed>) = 0 [pid 7685] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7682] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./88/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7688] <... set_robust_list resumed>) = 0 [pid 7687] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7682] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7688 [pid 5062] umount2("./86/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./85", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7682] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./88/file1/work", [pid 7688] chdir("./88" [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 3 [pid 7687] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7688] <... chdir resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] newfstatat(AT_FDCWD, "./86/binderfs", [pid 7688] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7687] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] umount2("./88/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(3, "", [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7688] <... prctl resumed>) = 0 [pid 7687] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7685] <... open resumed>) = 3 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] unlink("./86/binderfs" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7688] setpgid(0, 0 [pid 7687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7685] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [ 115.718401][ T7685] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5068] openat(AT_FDCWD, "./88/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... unlink resumed>) = 0 [pid 5060] getdents64(3, [pid 7688] <... setpgid resumed>) = 0 [pid 7687] <... mmap resumed>) = 0x7fef411b2000 [pid 7682] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 7688] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7687] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7685] <... futex resumed>) = 1 [pid 7682] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(5, "", [pid 5062] umount2("./86/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7688] <... openat resumed>) = 3 [pid 7687] <... mprotect resumed>) = 0 [pid 7685] fcntl(-1, F_SETFL, O_RDONLY [pid 7682] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./85/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7688] write(3, "1000", 4 [pid 7687] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7685] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7682] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(5, [pid 5062] newfstatat(AT_FDCWD, "./86/file0", [pid 7688] <... write resumed>) = 4 [pid 7687] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7685] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7682] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7685] <... futex resumed>) = 0 [pid 7682] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7688] close(3 [pid 7687] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7682] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7689 attached [pid 7688] <... close resumed>) = 0 [pid 7685] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7682] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./86/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7689] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7688] symlink("/dev/binderfs", "./binderfs" [pid 7687] <... clone3 resumed> => {parent_tid=[7689]}, 88) = 7689 [pid 5068] close(5 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7689] <... rseq resumed>) = 0 [pid 7687] rt_sigprocmask(SIG_SETMASK, [], [pid 7685] <... openat resumed>) = 4 [pid 5068] <... close resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./86/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7689] set_robust_list(0x7fef411d29a0, 24 [pid 7688] <... symlink resumed>) = 0 [pid 7687] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7685] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./88/file1/work" [pid 5062] <... openat resumed>) = 4 [pid 7689] <... set_robust_list resumed>) = 0 [pid 7689] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7685] <... futex resumed>) = 1 [pid 7682] <... futex resumed>) = 0 [pid 7682] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7689] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7685] sendfile(4, 4, NULL, 7 [pid 7682] <... futex resumed>) = 0 [pid 7688] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7687] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7682] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 7689] <... futex resumed>) = 0 [pid 7688] <... futex resumed>) = 0 [pid 7687] <... futex resumed>) = 1 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7688] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7687] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./88/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 7688] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7688] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] newfstatat(AT_FDCWD, "./88/file1/index", [pid 7688] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7688] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 7688] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] umount2("./88/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7688] <... mprotect resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7688] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(4, [pid 5068] openat(AT_FDCWD, "./88/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7688] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5062] close(4 [pid 7688] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5062] <... close resumed>) = 0 ./strace-static-x86_64: Process 7691 attached [pid 7689] mkdir("./file0", 000 [pid 5068] newfstatat(5, "", [pid 5062] rmdir("./86/file0" [pid 7691] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7688] <... clone3 resumed> => {parent_tid=[7691]}, 88) = 7691 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7691] <... rseq resumed>) = 0 [pid 7688] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] getdents64(5, [pid 5062] <... rmdir resumed>) = 0 [pid 7691] set_robust_list(0x7fef411d29a0, 24 [pid 7689] <... mkdir resumed>) = 0 [pid 7688] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7691] <... set_robust_list resumed>) = 0 [pid 7688] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7689] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7691] rt_sigprocmask(SIG_SETMASK, [], [pid 7689] <... futex resumed>) = 1 [pid 7688] <... futex resumed>) = 0 [pid 7687] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 7691] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7689] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7688] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7687] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = 0 [pid 7691] mkdir("./file0", 000 [pid 7689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7687] <... futex resumed>) = 0 [pid 5068] close(5 [pid 5062] umount2("./86/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./85/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7691] <... mkdir resumed>) = 0 [pid 7689] mkdir("./bus", 000 [pid 7687] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] rmdir("./88/file1/index" [pid 5060] newfstatat(AT_FDCWD, "./85/bus", [pid 7691] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7689] <... mkdir resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./86/file1", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7691] <... futex resumed>) = 1 [pid 7688] <... futex resumed>) = 0 [pid 5060] umount2("./85/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7691] mkdir("./bus", 000 [pid 7688] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7691] <... mkdir resumed>) = 0 [pid 7689] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7688] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5062] umount2("./86/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./85/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7688] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 4 [pid 7689] <... futex resumed>) = 1 [pid 7687] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./86/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7689] mkdir("./file1", 000 [pid 7687] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 5062] <... openat resumed>) = 4 [pid 5060] newfstatat(4, "", [pid 7691] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7687] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7691] <... futex resumed>) = 1 [pid 7688] <... futex resumed>) = 0 [pid 7687] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./88/file1" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, [pid 7691] mkdir("./file1", 000 [pid 7688] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] getdents64(4, [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7691] <... mkdir resumed>) = 0 [pid 7688] <... futex resumed>) = 0 [pid 7688] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(3, [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] umount2("./85/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7689] <... mkdir resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7689] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7691] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7689] <... futex resumed>) = 1 [pid 7687] <... futex resumed>) = 0 [pid 5068] close(3 [pid 5062] umount2("./86/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7691] <... futex resumed>) = 1 [pid 7688] <... futex resumed>) = 0 [pid 7687] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./85/bus/file0", [pid 7691] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7689] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7688] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7687] <... futex resumed>) = 0 [pid 5068] rmdir("./88" [pid 5062] newfstatat(AT_FDCWD, "./86/file1/work", [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7688] <... futex resumed>) = 0 [pid 7687] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] unlink("./85/bus/file0" [pid 7691] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7688] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./86/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] mkdir("./89", 0777 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... unlink resumed>) = 0 [pid 7682] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... mkdir resumed>) = 0 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7682] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7682] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef41191000 [pid 7682] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7692 ./strace-static-x86_64: Process 7692 attached [pid 7682] <... mprotect resumed>) = 0 [pid 7692] set_robust_list(0x555555f856a0, 24 [pid 7682] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7692] <... set_robust_list resumed>) = 0 [pid 7682] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] openat(AT_FDCWD, "./86/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7692] chdir("./89" [pid 7682] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] <... openat resumed>) = 5 [pid 5060] getdents64(4, [pid 7682] <... clone3 resumed> => {parent_tid=[7693]}, 88) = 7693 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4./strace-static-x86_64: Process 7693 attached [pid 7693] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 5060] <... close resumed>) = 0 [pid 7693] <... rseq resumed>) = 0 [pid 7682] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] rmdir("./85/bus" [pid 7693] set_robust_list(0x7fef411b19a0, 24 [pid 7692] <... chdir resumed>) = 0 [pid 7682] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] newfstatat(5, "", [pid 5060] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./85/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7693] <... set_robust_list resumed>) = 0 [pid 7692] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7682] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7693] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7692] <... prctl resumed>) = 0 [pid 7691] <... mount resumed>) = 0 [pid 7689] <... mount resumed>) = 0 [pid 7682] <... futex resumed>) = 0 [pid 7693] sendfile(3, 4, NULL, 281474978811911 [pid 5062] getdents64(5, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7692] setpgid(0, 0 [pid 7691] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7689] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7682] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] newfstatat(AT_FDCWD, "./85/binderfs", [pid 7692] <... setpgid resumed>) = 0 [pid 7691] <... futex resumed>) = 1 [pid 7689] <... futex resumed>) = 1 [pid 7688] <... futex resumed>) = 0 [pid 7687] <... futex resumed>) = 0 [pid 5062] getdents64(5, [pid 7692] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7691] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7689] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7688] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7687] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7692] <... openat resumed>) = 3 [pid 7691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] close(5 [pid 5060] unlink("./85/binderfs" [pid 7692] write(3, "1000", 4 [pid 7691] unlink(NULL [pid 7689] unlink(NULL [pid 5062] <... close resumed>) = 0 [pid 7692] <... write resumed>) = 4 [pid 7691] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7689] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5062] rmdir("./86/file1/work" [pid 5060] <... unlink resumed>) = 0 [pid 7692] close(3 [pid 7691] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7687] <... futex resumed>) = 0 [pid 7692] <... close resumed>) = 0 [pid 7691] <... futex resumed>) = 0 [pid 7689] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... rmdir resumed>) = 0 [pid 7692] symlink("/dev/binderfs", "./binderfs" [pid 7691] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7689] <... futex resumed>) = 0 [pid 7688] <... futex resumed>) = 0 [pid 7687] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./86/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./85/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7689] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7688] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7687] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7692] <... symlink resumed>) = 0 [pid 7688] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7687] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./86/file1/index", [pid 5060] newfstatat(AT_FDCWD, "./85/file0", [pid 7692] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7689] <... futex resumed>) = 0 [pid 7688] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7687] <... futex resumed>) = 1 [pid 7692] <... futex resumed>) = 0 [pid 7691] <... futex resumed>) = 0 [pid 7689] chdir("./bus" [pid 7688] <... futex resumed>) = 1 [pid 7687] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7692] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7691] chdir("./bus" [pid 7689] <... chdir resumed>) = 0 [pid 7688] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./86/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./85/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7692] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7691] <... chdir resumed>) = 0 [pid 7689] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7692] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7691] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7689] <... futex resumed>) = 1 [pid 7687] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7692] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7691] <... futex resumed>) = 1 [pid 7689] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7688] <... futex resumed>) = 0 [pid 7687] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [ 115.830498][ T7689] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 115.831215][ T7691] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5062] openat(AT_FDCWD, "./86/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] openat(AT_FDCWD, "./85/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7692] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7691] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7688] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7687] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 7692] <... mmap resumed>) = 0x7fef411b2000 [pid 7691] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7689] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7688] <... futex resumed>) = 0 [pid 5060] <... openat resumed>) = 4 [pid 7691] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7692] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7689] <... open resumed>) = 3 [pid 7688] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7687] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(5, "", [pid 5060] newfstatat(4, "", [pid 7692] <... mprotect resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7693] <... sendfile resumed>) = 4 [pid 7692] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] getdents64(5, [pid 5060] getdents64(4, [pid 7693] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7692] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7685] <... sendfile resumed>) = 4 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7693] <... futex resumed>) = 1 [pid 7692] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7685] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7682] <... futex resumed>) = 0 [pid 5062] getdents64(5, [pid 5060] getdents64(4, ./strace-static-x86_64: Process 7695 attached [pid 7693] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7691] <... open resumed>) = 3 [pid 7689] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7685] <... futex resumed>) = 0 [pid 7682] exit_group(0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7695] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7693] <... futex resumed>) = ? [pid 7692] <... clone3 resumed> => {parent_tid=[7695]}, 88) = 7695 [pid 7691] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7689] <... futex resumed>) = 1 [pid 7687] <... futex resumed>) = 0 [pid 7682] <... exit_group resumed>) = ? [pid 5062] close(5 [pid 5060] close(4 [pid 7695] <... rseq resumed>) = 0 [pid 7693] +++ exited with 0 +++ [pid 7692] rt_sigprocmask(SIG_SETMASK, [], [pid 7689] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7688] <... futex resumed>) = 0 [pid 7687] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7685] +++ exited with 0 +++ [pid 5062] <... close resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 7695] set_robust_list(0x7fef411d29a0, 24 [pid 7692] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7691] <... futex resumed>) = 1 [pid 7689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7688] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7687] <... futex resumed>) = 0 [pid 5062] rmdir("./86/file1/index" [pid 5060] rmdir("./85/file0" [pid 7695] <... set_robust_list resumed>) = 0 [pid 7692] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7691] fcntl(-1, F_SETFL, O_RDONLY [pid 7689] fcntl(-1, F_SETFL, O_RDONLY [pid 7688] <... futex resumed>) = 0 [pid 7687] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7682] +++ exited with 0 +++ [pid 7695] rt_sigprocmask(SIG_SETMASK, [], [pid 7692] <... futex resumed>) = 0 [pid 7691] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7689] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7688] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... rmdir resumed>) = 0 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7682, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5060] <... rmdir resumed>) = 0 [pid 7695] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7692] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7691] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7689] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7688] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] getdents64(4, [pid 5061] restart_syscall(<... resuming interrupted clone ...> [pid 5060] umount2("./85/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7695] mkdir("./file0", 000 [pid 7691] <... futex resumed>) = 0 [pid 7689] <... futex resumed>) = 1 [pid 7688] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7687] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... restart_syscall resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7691] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7689] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7688] <... futex resumed>) = 0 [pid 7687] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7691] <... openat resumed>) = 4 [pid 7689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7688] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7687] <... futex resumed>) = 0 [pid 5062] close(4 [pid 5060] newfstatat(AT_FDCWD, "./85/file1", [pid 7695] <... mkdir resumed>) = 0 [pid 7691] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7689] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7687] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... close resumed>) = 0 [pid 5061] umount2("./86", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7695] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7691] <... futex resumed>) = 1 [pid 7688] <... futex resumed>) = 0 [pid 5062] rmdir("./86/file1" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./85/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7695] <... futex resumed>) = 1 [pid 7692] <... futex resumed>) = 0 [pid 7691] sendfile(4, 4, NULL, 7 [pid 7689] <... openat resumed>) = 4 [pid 7688] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7695] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7692] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7688] <... futex resumed>) = 0 [pid 7695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7692] <... futex resumed>) = 0 [pid 7688] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... openat resumed>) = 3 [pid 5060] openat(AT_FDCWD, "./85/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7695] mkdir("./bus", 000 [pid 7692] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7689] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(3, [pid 5061] newfstatat(3, "", [pid 5060] <... openat resumed>) = 4 [pid 7695] <... mkdir resumed>) = 0 [pid 7689] <... futex resumed>) = 1 [pid 7687] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7689] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7687] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] close(3 [pid 5060] newfstatat(4, "", [pid 5061] getdents64(3, [pid 7695] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7689] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7687] <... futex resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7695] <... futex resumed>) = 1 [pid 7692] <... futex resumed>) = 0 [pid 7689] sendfile(4, 4, NULL, 7 [pid 5062] rmdir("./86" [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] getdents64(4, [pid 7695] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7692] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7687] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... rmdir resumed>) = 0 [pid 5061] umount2("./86/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7692] <... futex resumed>) = 0 [pid 7695] mkdir("./file1", 000 [pid 7692] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] umount2("./85/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] mkdir("./87", 0777 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./85/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7695] <... mkdir resumed>) = 0 [pid 7695] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./85/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7695] <... futex resumed>) = 1 [pid 7692] <... futex resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7695] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7692] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] openat(AT_FDCWD, "./85/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7692] <... futex resumed>) = 0 [pid 5060] <... openat resumed>) = 5 [pid 7695] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7692] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] newfstatat(5, "", [pid 5062] <... mkdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 7697 attached [pid 5060] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(5) = 0 [pid 5060] rmdir("./85/file1/work" [pid 7697] set_robust_list(0x555555f856a0, 24 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7697 [pid 5060] <... rmdir resumed>) = 0 [pid 7697] <... set_robust_list resumed>) = 0 [pid 5060] umount2("./85/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./85/file1/index", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./85/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./85/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5060] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7697] chdir("./87" [pid 5060] getdents64(5, [pid 7697] <... chdir resumed>) = 0 [pid 7697] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7697] setpgid(0, 0) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7697] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5060] close(5) = 0 [pid 5060] rmdir("./85/file1/index" [pid 7697] <... openat resumed>) = 3 [pid 5060] <... rmdir resumed>) = 0 [pid 5060] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4) = 0 [pid 5060] rmdir("./85/file1") = 0 [pid 5060] getdents64(3, [pid 5061] <... umount2 resumed>) = 0 [pid 7697] write(3, "1000", 4) = 4 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7697] close(3 [pid 5061] umount2("./86/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7697] <... close resumed>) = 0 [pid 7697] symlink("/dev/binderfs", "./binderfs" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] close(3 [pid 5061] newfstatat(AT_FDCWD, "./86/bus", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... close resumed>) = 0 [pid 5061] umount2("./86/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./85" [pid 5061] openat(AT_FDCWD, "./86/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 7697] <... symlink resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5060] mkdir("./86", 0777 [pid 7697] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7688] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] newfstatat(4, "", [pid 5060] <... mkdir resumed>) = 0 [pid 7697] <... futex resumed>) = 0 [pid 7688] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7697] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7688] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7697] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7688] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] getdents64(4, [pid 7697] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7688] <... mmap resumed>) = 0x7fef41191000 [pid 7697] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7688] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7697] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 7688] <... mprotect resumed>) = 0 [pid 5061] umount2("./86/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7697] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7688] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7687] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 7699 attached [pid 7697] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7695] <... mount resumed>) = 0 [pid 7688] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7687] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(AT_FDCWD, "./86/bus/file0", [pid 7699] set_robust_list(0x555555f856a0, 24 [pid 7697] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7695] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7688] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7687] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7699 [pid 7699] <... set_robust_list resumed>) = 0 [pid 7697] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7695] <... futex resumed>) = 1 [pid 7692] <... futex resumed>) = 0 [pid 7687] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] unlink("./86/bus/file0"./strace-static-x86_64: Process 7701 attached ./strace-static-x86_64: Process 7700 attached [pid 7699] chdir("./86" [pid 7695] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7692] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7687] <... mmap resumed>) = 0x7fef41191000 [pid 7701] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7700] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7692] <... futex resumed>) = 0 [pid 7701] <... rseq resumed>) = 0 [pid 7700] <... rseq resumed>) = 0 [pid 7697] <... clone3 resumed> => {parent_tid=[7701]}, 88) = 7701 [pid 7695] unlink(NULL [pid 7692] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7688] <... clone3 resumed> => {parent_tid=[7700]}, 88) = 7700 [pid 7687] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7701] set_robust_list(0x7fef411d29a0, 24 [pid 7700] set_robust_list(0x7fef411b19a0, 24 [pid 7699] <... chdir resumed>) = 0 [pid 7695] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5061] <... unlink resumed>) = 0 [pid 7701] <... set_robust_list resumed>) = 0 [pid 7700] <... set_robust_list resumed>) = 0 [pid 7699] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7697] rt_sigprocmask(SIG_SETMASK, [], [ 115.948019][ T7695] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7695] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7688] rt_sigprocmask(SIG_SETMASK, [], [pid 7687] <... mprotect resumed>) = 0 [pid 5061] getdents64(4, [pid 7701] rt_sigprocmask(SIG_SETMASK, [], [pid 7700] rt_sigprocmask(SIG_SETMASK, [], [pid 7699] <... prctl resumed>) = 0 [pid 7697] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7695] <... futex resumed>) = 1 [pid 7692] <... futex resumed>) = 0 [pid 7688] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7701] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7700] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7699] setpgid(0, 0 [pid 7697] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7695] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7692] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7691] <... sendfile resumed>) = 4 [pid 7688] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7687] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] close(4 [pid 7701] mkdir("./file0", 000 [pid 7700] sendfile(3, 4, NULL, 281474978811911 [pid 7699] <... setpgid resumed>) = 0 [pid 7697] <... futex resumed>) = 0 [pid 7695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7692] <... futex resumed>) = 0 [pid 7691] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7688] <... futex resumed>) = 0 [pid 7687] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7700] <... sendfile resumed>) = 0 [pid 7695] chdir("./bus" [pid 7692] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7701] <... mkdir resumed>) = 0 [pid 7700] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7699] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7697] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7695] <... chdir resumed>) = 0 [pid 7691] <... futex resumed>) = 0 [pid 7688] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7687] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5061] <... close resumed>) = 0 [pid 7700] <... futex resumed>) = 0 [pid 7691] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7688] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] rmdir("./86/bus" [pid 7701] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7700] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7695] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7688] exit_group(0 [pid 7701] <... futex resumed>) = 1 [pid 7699] <... openat resumed>) = 3 [pid 7697] <... futex resumed>) = 0 [pid 7695] <... futex resumed>) = 1 [pid 7692] <... futex resumed>) = 0 [pid 7701] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7700] <... futex resumed>) = ? [pid 7699] write(3, "1000", 4 [pid 7697] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7695] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7692] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7691] <... futex resumed>) = ? [pid 7688] <... exit_group resumed>) = ? [pid 5061] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 7703 attached [pid 7701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7700] +++ exited with 0 +++ [pid 7699] <... write resumed>) = 4 [pid 7697] <... futex resumed>) = 0 [pid 7695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7692] <... futex resumed>) = 0 [pid 7691] +++ exited with 0 +++ [pid 7687] <... clone3 resumed> => {parent_tid=[7703]}, 88) = 7703 [pid 7701] mkdir("./bus", 000 [pid 7699] close(3 [pid 7697] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7703] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7695] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7692] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7687] rt_sigprocmask(SIG_SETMASK, [], [pid 7703] <... rseq resumed>) = 0 [pid 7701] <... mkdir resumed>) = 0 [pid 7699] <... close resumed>) = 0 [pid 7695] <... open resumed>) = 3 [pid 7688] +++ exited with 0 +++ [pid 7687] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] umount2("./86/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7703] set_robust_list(0x7fef411b19a0, 24 [pid 7699] symlink("/dev/binderfs", "./binderfs" [pid 7687] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7703] <... set_robust_list resumed>) = 0 [pid 7687] <... futex resumed>) = 0 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7688, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7703] rt_sigprocmask(SIG_SETMASK, [], [pid 7687] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./88", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7701] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7703] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7701] <... futex resumed>) = 1 [pid 7699] <... symlink resumed>) = 0 [pid 7697] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] newfstatat(AT_FDCWD, "./86/binderfs", [pid 7703] sendfile(3, 4, NULL, 281474978811911 [pid 7701] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7697] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7695] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 3 [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7699] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7697] <... futex resumed>) = 0 [pid 7695] <... futex resumed>) = 1 [pid 7692] <... futex resumed>) = 0 [pid 5063] newfstatat(3, "", [pid 5061] unlink("./86/binderfs" [pid 7701] mkdir("./file1", 000 [pid 7697] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7695] fcntl(-1, F_SETFL, O_RDONLY [pid 7692] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7701] <... mkdir resumed>) = 0 [pid 7699] <... futex resumed>) = 0 [pid 7695] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7692] <... futex resumed>) = 0 [pid 5063] getdents64(3, [pid 5061] <... unlink resumed>) = 0 [pid 7701] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7699] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7695] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7692] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7701] <... futex resumed>) = 1 [pid 7697] <... futex resumed>) = 0 [pid 7695] <... futex resumed>) = 0 [pid 7692] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] umount2("./88/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7701] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7699] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7697] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7695] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7692] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./86/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7699] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7697] <... futex resumed>) = 0 [pid 7697] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7692] <... futex resumed>) = 0 [pid 7692] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7699] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7695] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7695] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7699] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7695] <... openat resumed>) = 4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7699] <... mmap resumed>) = 0x7fef411b2000 [pid 7695] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(AT_FDCWD, "./86/file0", [pid 7699] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7695] <... futex resumed>) = 1 [pid 7692] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7699] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7692] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./86/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7699] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7695] sendfile(4, 4, NULL, 7 [pid 7692] <... futex resumed>) = 0 [pid 7699] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7692] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7704 attached [pid 5061] openat(AT_FDCWD, "./86/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7704] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053) = 0 [pid 7699] <... clone3 resumed> => {parent_tid=[7704]}, 88) = 7704 [pid 5061] <... openat resumed>) = 4 [pid 7704] set_robust_list(0x7fef411d29a0, 24 [pid 7699] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] newfstatat(4, "", [pid 7704] <... set_robust_list resumed>) = 0 [pid 7699] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7704] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7704] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7699] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(4, [pid 7699] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7699] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] getdents64(4, [pid 7704] mkdir("./file0", 000 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] close(4) = 0 [pid 5063] <... umount2 resumed>) = 0 [pid 5061] rmdir("./86/file0" [pid 5063] umount2("./88/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./88/bus", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./88/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./88/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 7704] <... mkdir resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 5061] umount2("./86/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] umount2("./88/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7704] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5063] newfstatat(AT_FDCWD, "./88/bus/file0", [pid 7699] <... futex resumed>) = 0 [pid 7704] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7704] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7699] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(AT_FDCWD, "./86/file1", [pid 7704] mkdir("./bus", 000 [pid 7699] <... futex resumed>) = 0 [pid 5063] unlink("./88/bus/file0" [pid 7699] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... unlink resumed>) = 0 [pid 5063] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] close(4) = 0 [pid 5063] rmdir("./88/bus") = 0 [pid 5063] umount2("./88/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./86/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./88/binderfs", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7704] <... mkdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] openat(AT_FDCWD, "./86/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] unlink("./88/binderfs") = 0 [pid 5061] <... openat resumed>) = 4 [pid 7704] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7701] <... mount resumed>) = 0 [pid 7687] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] umount2("./88/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(4, "", [pid 7704] <... futex resumed>) = 1 [pid 7699] <... futex resumed>) = 0 [pid 7699] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7704] mkdir("./file1", 000 [pid 7699] <... futex resumed>) = 0 [pid 5061] getdents64(4, [pid 7699] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./88/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] umount2("./88/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./86/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./88/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5063] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7704] <... mkdir resumed>) = 0 [pid 5063] getdents64(4, [pid 5061] newfstatat(AT_FDCWD, "./86/file1/work", [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7701] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(4, [pid 7704] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7701] <... futex resumed>) = 1 [pid 7697] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7704] <... futex resumed>) = 1 [pid 7701] unlink(NULL [pid 7699] <... futex resumed>) = 0 [pid 7697] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] close(4 [pid 5061] umount2("./86/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7701] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7704] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7699] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7697] <... futex resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7701] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7699] <... futex resumed>) = 0 [pid 7697] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] rmdir("./88/file0" [pid 7701] <... futex resumed>) = 0 [pid 7699] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] <... rmdir resumed>) = 0 [pid 7701] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7697] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./88/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7697] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./86/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7701] chdir("./bus" [pid 7697] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(AT_FDCWD, "./88/file1", [pid 7701] <... chdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... openat resumed>) = 5 [pid 7701] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./88/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(5, "", [pid 7701] <... futex resumed>) = 1 [pid 7697] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7701] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7697] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./88/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7701] <... open resumed>) = 3 [pid 7697] <... futex resumed>) = 0 [pid 5063] <... openat resumed>) = 4 [pid 7697] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] umount2("./88/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./88/file1/work", [pid 7701] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7701] <... futex resumed>) = 1 [pid 7697] <... futex resumed>) = 0 [pid 5063] umount2("./88/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(5, [pid 7701] fcntl(-1, F_SETFL, O_RDONLY [ 116.046148][ T7701] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7697] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7701] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7697] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./88/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7701] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7697] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... openat resumed>) = 5 [pid 7701] <... futex resumed>) = 0 [pid 7697] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] newfstatat(5, "", [pid 7701] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7697] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7701] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7697] <... futex resumed>) = 0 [pid 7701] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7697] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(5, [pid 7692] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7701] <... openat resumed>) = 4 [pid 7692] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7701] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7692] <... futex resumed>) = 0 [pid 5063] getdents64(5, [pid 7701] <... futex resumed>) = 1 [pid 7697] <... futex resumed>) = 0 [pid 7692] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7701] sendfile(4, 4, NULL, 7 [pid 7697] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7692] <... mmap resumed>) = 0x7fef41191000 [pid 5063] close(5 [pid 7697] <... futex resumed>) = 0 [pid 7692] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7697] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7692] <... mprotect resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 7692] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5063] rmdir("./88/file1/work" [pid 7692] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5061] getdents64(5, ./strace-static-x86_64: Process 7706 attached 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7706] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7692] <... clone3 resumed> => {parent_tid=[7706]}, 88) = 7706 [pid 5063] <... rmdir resumed>) = 0 [pid 5061] close(5 [pid 7706] <... rseq resumed>) = 0 [pid 7692] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] umount2("./88/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 7706] set_robust_list(0x7fef411b19a0, 24 [pid 7692] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] rmdir("./86/file1/work" [pid 7706] <... set_robust_list resumed>) = 0 [pid 7692] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./88/file1/index", [pid 5061] <... rmdir resumed>) = 0 [pid 7706] rt_sigprocmask(SIG_SETMASK, [], [pid 7692] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./86/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7706] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7692] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./88/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7706] sendfile(3, 4, NULL, 281474978811911 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./86/file1/index", [pid 5063] openat(AT_FDCWD, "./88/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... openat resumed>) = 5 [pid 5061] umount2("./86/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(5, "", [pid 5061] openat(AT_FDCWD, "./86/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... openat resumed>) = 5 [pid 5061] newfstatat(5, "", [pid 5063] getdents64(5, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(5, [pid 5061] getdents64(5, [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] close(5 [pid 5061] close(5 [pid 5063] <... close resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 5061] rmdir("./86/file1/index" [pid 5063] rmdir("./88/file1/index") = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5061] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] getdents64(4, [pid 5061] close(4 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... close resumed>) = 0 [pid 5063] close(4) = 0 [pid 5061] rmdir("./86/file1" [pid 7704] <... mount resumed>) = 0 [pid 5063] rmdir("./88/file1" [pid 7704] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... rmdir resumed>) = 0 [pid 7704] <... futex resumed>) = 1 [pid 7704] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7699] <... futex resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5061] getdents64(3, [pid 7699] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7704] <... futex resumed>) = 0 [pid 7699] <... futex resumed>) = 1 [pid 5063] getdents64(3, [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7704] unlink(NULL [pid 7699] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] close(3 [pid 7704] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5063] close(3 [pid 7704] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... close resumed>) = 0 [pid 7704] <... futex resumed>) = 1 [pid 7699] <... futex resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5061] rmdir("./86" [pid 7704] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7699] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] rmdir("./88" [pid 7704] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7699] <... futex resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7704] chdir("./bus" [pid 7699] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... rmdir resumed>) = 0 [pid 7704] <... chdir resumed>) = 0 [pid 7704] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7703] <... sendfile resumed>) = 4 [pid 7689] <... sendfile resumed>) = 4 [pid 7704] <... futex resumed>) = 1 [pid 7703] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7699] <... futex resumed>) = 0 [pid 7689] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] mkdir("./89", 0777 [pid 5061] mkdir("./87", 0777 [pid 7699] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... mkdir resumed>) = 0 [pid 5061] <... mkdir resumed>) = 0 [pid 7704] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7703] <... futex resumed>) = 0 [pid 7699] <... futex resumed>) = 0 [pid 7687] exit_group(0 [pid 7703] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7699] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7703] <... futex resumed>) = ? [pid 7687] <... exit_group resumed>) = ? [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7703] +++ exited with 0 +++ ./strace-static-x86_64: Process 7708 attached [pid 7704] <... open resumed>) = 3 [pid 7689] <... futex resumed>) = ? [pid 7704] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 7709 attached [pid 7708] set_robust_list(0x555555f856a0, 24 [pid 7704] <... futex resumed>) = 1 [pid 7699] <... futex resumed>) = 0 [ 116.104064][ T7704] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7697] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7689] +++ exited with 0 +++ [pid 7687] +++ exited with 0 +++ [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7708 [pid 7709] set_robust_list(0x555555f856a0, 24 [pid 7708] <... set_robust_list resumed>) = 0 [pid 7704] fcntl(-1, F_SETFL, O_RDONLY [pid 7699] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7697] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7709 [pid 7709] <... set_robust_list resumed>) = 0 [pid 7708] chdir("./89" [pid 7704] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7699] <... futex resumed>) = 0 [pid 7697] <... futex resumed>) = 0 [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7687, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7709] chdir("./87" [pid 7708] <... chdir resumed>) = 0 [pid 7704] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7699] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7697] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] restart_syscall(<... resuming interrupted clone ...> [pid 7709] <... chdir resumed>) = 0 [pid 7708] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7704] <... futex resumed>) = 0 [pid 7699] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7697] <... mmap resumed>) = 0x7fef41191000 [pid 7692] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... restart_syscall resumed>) = 0 [pid 7709] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7708] <... prctl resumed>) = 0 [pid 7704] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7699] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7697] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7709] <... prctl resumed>) = 0 [pid 7708] setpgid(0, 0 [pid 7704] <... openat resumed>) = 4 [pid 7699] <... futex resumed>) = 0 [pid 7697] <... mprotect resumed>) = 0 [pid 7709] setpgid(0, 0 [pid 7708] <... setpgid resumed>) = 0 [pid 7699] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./87", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7708] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7704] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7709] <... setpgid resumed>) = 0 [pid 7708] <... openat resumed>) = 3 [pid 7704] <... futex resumed>) = 1 [pid 7699] <... futex resumed>) = 0 [pid 7697] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7709] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7708] write(3, "1000", 4 [pid 7704] sendfile(4, 4, NULL, 7 [pid 7699] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7697] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... openat resumed>) = 3 [pid 7709] <... openat resumed>) = 3 [pid 7708] <... write resumed>) = 4 [pid 7699] <... futex resumed>) = 0 [pid 5065] newfstatat(3, "", [pid 7708] close(3 [pid 7699] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7709] write(3, "1000", 4 [pid 7708] <... close resumed>) = 0 [pid 7697] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] getdents64(3, ./strace-static-x86_64: Process 7711 attached [pid 7709] <... write resumed>) = 4 [pid 7708] symlink("/dev/binderfs", "./binderfs" [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7711] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7709] close(3 [pid 7697] <... clone3 resumed> => {parent_tid=[7711]}, 88) = 7711 [pid 5065] umount2("./87/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7711] <... rseq resumed>) = 0 [pid 7709] <... close resumed>) = 0 [pid 7697] rt_sigprocmask(SIG_SETMASK, [], [pid 7711] set_robust_list(0x7fef411b19a0, 24 [pid 7709] symlink("/dev/binderfs", "./binderfs" [pid 7711] <... set_robust_list resumed>) = 0 [pid 7708] <... symlink resumed>) = 0 [pid 7711] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7708] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7697] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7711] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7709] <... symlink resumed>) = 0 [pid 7697] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7711] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7708] <... futex resumed>) = 0 [pid 7697] <... futex resumed>) = 0 [pid 7711] sendfile(3, 4, NULL, 281474978811911 [pid 7709] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7708] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7697] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7709] <... futex resumed>) = 0 [pid 7708] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7709] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7708] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7708] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 7709] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7709] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7708] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7708] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7709] <... mmap resumed>) = 0x7fef411b2000 [pid 7709] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7708] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7708] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7709] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7708] <... clone3 resumed> => {parent_tid=[7712]}, 88) = 7712 ./strace-static-x86_64: Process 7712 attached [pid 7709] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7708] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... umount2 resumed>) = 0 [pid 7712] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7709] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7708] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] umount2("./87/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7712] <... rseq resumed>) = 0 [pid 7708] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 7713 attached [pid 7712] set_robust_list(0x7fef411d29a0, 24 [pid 7708] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7713] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7712] <... set_robust_list resumed>) = 0 [pid 7709] <... clone3 resumed> => {parent_tid=[7713]}, 88) = 7713 [pid 7708] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(AT_FDCWD, "./87/bus", [pid 7712] rt_sigprocmask(SIG_SETMASK, [], [pid 7709] rt_sigprocmask(SIG_SETMASK, [], [pid 7712] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7709] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7713] <... rseq resumed>) = 0 [pid 7712] mkdir("./file0", 000 [pid 7709] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7713] set_robust_list(0x7fef411d29a0, 24 [pid 7709] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7713] <... set_robust_list resumed>) = 0 [pid 7709] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./87/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7713] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7713] mkdir("./file0", 000 [pid 7712] <... mkdir resumed>) = 0 [pid 7706] <... sendfile resumed>) = 4 [pid 7695] <... sendfile resumed>) = 4 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7706] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7695] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7713] <... mkdir resumed>) = 0 [pid 7712] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7706] <... futex resumed>) = 0 [pid 7699] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7695] <... futex resumed>) = 0 [pid 7692] exit_group(0 [pid 5065] openat(AT_FDCWD, "./87/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7706] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7695] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7712] <... futex resumed>) = 1 [pid 7708] <... futex resumed>) = 0 [pid 7706] <... futex resumed>) = ? [pid 7699] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7695] <... futex resumed>) = ? [pid 7692] <... exit_group resumed>) = ? [pid 5065] <... openat resumed>) = 4 [pid 7713] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7712] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7708] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7706] +++ exited with 0 +++ [pid 7699] <... futex resumed>) = 0 [pid 7713] <... futex resumed>) = 1 [pid 7712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7709] <... futex resumed>) = 0 [pid 7708] <... futex resumed>) = 0 [pid 7699] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] newfstatat(4, "", [pid 7713] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7712] mkdir("./bus", 000 [pid 7709] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7708] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7699] <... mmap resumed>) = 0x7fef41191000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7713] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7712] <... mkdir resumed>) = 0 [pid 7709] <... futex resumed>) = 0 [pid 7699] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] getdents64(4, [pid 7713] mkdir("./bus", 000) = 0 [pid 7709] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7699] <... mprotect resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7697] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7712] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7699] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] umount2("./87/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7713] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7712] <... futex resumed>) = 1 [pid 7708] <... futex resumed>) = 0 [pid 7699] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7695] +++ exited with 0 +++ [pid 7692] +++ exited with 0 +++ [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7713] <... futex resumed>) = 1 [pid 7712] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7709] <... futex resumed>) = 0 [pid 7708] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7699] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7692, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5065] newfstatat(AT_FDCWD, "./87/bus/file0", ./strace-static-x86_64: Process 7716 attached [pid 7713] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7709] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7708] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7716] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7713] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7712] mkdir("./file1", 000 [pid 7709] <... futex resumed>) = 0 [pid 7708] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7699] <... clone3 resumed> => {parent_tid=[7716]}, 88) = 7716 [pid 5065] unlink("./87/bus/file0" [pid 7716] <... rseq resumed>) = 0 [pid 7713] mkdir("./file1", 000 [pid 7712] <... mkdir resumed>) = 0 [pid 7709] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7699] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... unlink resumed>) = 0 [pid 7716] set_robust_list(0x7fef411b19a0, 24 [pid 7713] <... mkdir resumed>) = 0 [pid 7716] <... set_robust_list resumed>) = 0 [pid 7716] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7716] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7699] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7699] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 7716] <... futex resumed>) = 0 [pid 7699] <... futex resumed>) = 1 [pid 5068] umount2("./89", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7716] sendfile(3, 4, NULL, 281474978811911 [pid 7713] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7712] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7699] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7713] <... futex resumed>) = 1 [pid 7712] <... futex resumed>) = 1 [pid 7709] <... futex resumed>) = 0 [pid 7708] <... futex resumed>) = 0 [pid 5065] close(4 [pid 7713] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7712] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7709] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7708] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7713] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7709] <... futex resumed>) = 0 [pid 7708] <... futex resumed>) = 0 [pid 5065] rmdir("./87/bus" [pid 7713] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7712] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7709] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7708] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 3 [pid 5065] <... rmdir resumed>) = 0 [pid 5068] newfstatat(3, "", [pid 5065] umount2("./87/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7711] <... sendfile resumed>) = 4 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7701] <... sendfile resumed>) = 4 [pid 5065] newfstatat(AT_FDCWD, "./87/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7701] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7701] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] getdents64(3, [pid 5065] unlink("./87/binderfs") = 0 [pid 5065] umount2("./87/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./87/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./87/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7711] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7697] exit_group(0 [pid 5065] openat(AT_FDCWD, "./87/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7697] <... exit_group resumed>) = ? [pid 5065] <... openat resumed>) = 4 [pid 7711] <... futex resumed>) = ? [pid 5065] newfstatat(4, "", [pid 7711] +++ exited with 0 +++ [pid 7701] <... futex resumed>) = ? [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] close(4) = 0 [pid 5065] rmdir("./87/file0") = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] umount2("./87/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./87/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./87/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./87/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] umount2("./89/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... openat resumed>) = 4 [pid 5065] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] umount2("./87/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./87/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./87/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7712] <... mount resumed>) = 0 [pid 7701] +++ exited with 0 +++ [pid 7697] +++ exited with 0 +++ [pid 5065] openat(AT_FDCWD, "./87/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 7699] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(5, [pid 7712] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7713] <... mount resumed>) = 0 [pid 7708] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(5, [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7697, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./87", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] close(5 [pid 7713] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7708] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7713] <... futex resumed>) = 1 [pid 7709] <... futex resumed>) = 0 [pid 7708] <... futex resumed>) = 0 [pid 5065] rmdir("./87/file1/work" [pid 7713] unlink(NULL [pid 7709] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7708] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... rmdir resumed>) = 0 [pid 5062] <... openat resumed>) = 3 [pid 7713] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7709] <... futex resumed>) = 0 [pid 7708] <... futex resumed>) = 0 [pid 5065] umount2("./87/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7713] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7712] <... futex resumed>) = 1 [pid 7709] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7708] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=48000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7713] <... futex resumed>) = 0 [pid 7712] unlink(NULL [pid 7709] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... umount2 resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./87/file1/index", [pid 5062] newfstatat(3, "", [pid 7713] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7712] <... unlink resumed>) = -1 EFAULT (Bad address) [ 116.264849][ T7713] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 116.278771][ T7712] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7709] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./89/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7713] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7712] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7709] <... futex resumed>) = 0 [pid 5065] umount2("./87/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7713] chdir("./bus" [pid 7712] <... futex resumed>) = 1 [pid 7709] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7708] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(3, [pid 7713] <... chdir resumed>) = 0 [pid 7712] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7708] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./87/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7713] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7708] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 5 [pid 7713] <... futex resumed>) = 1 [pid 7712] chdir("./bus" [pid 7709] <... futex resumed>) = 0 [pid 7708] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(5, "", [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7713] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7712] <... chdir resumed>) = 0 [pid 7709] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./89/bus", [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7709] <... futex resumed>) = 0 [pid 7709] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(5, [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./87/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] umount2("./89/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7713] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7712] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7713] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7712] <... futex resumed>) = 1 [pid 7708] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./89/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] getdents64(5, [pid 7713] <... open resumed>) = 3 [pid 7712] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7708] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5065] close(5 [pid 7708] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 7712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7708] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] rmdir("./87/file1/index" [pid 7712] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5068] newfstatat(4, "", [pid 5065] <... rmdir resumed>) = 0 [pid 7712] <... open resumed>) = 3 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7713] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5065] close(4 [pid 7713] <... futex resumed>) = 1 [pid 7712] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7709] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 7713] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7712] <... futex resumed>) = 1 [pid 7709] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7708] <... futex resumed>) = 0 [pid 5065] rmdir("./87/file1" [pid 7713] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7712] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7709] <... futex resumed>) = 0 [pid 7708] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5065] <... rmdir resumed>) = 0 [pid 5062] <... umount2 resumed>) = 0 [pid 7713] fcntl(-1, F_SETFL, O_RDONLY [pid 7712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7709] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7708] <... futex resumed>) = 0 [pid 7713] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7712] fcntl(-1, F_SETFL, O_RDONLY [pid 7708] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./89/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] getdents64(3, [pid 5062] umount2("./87/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7713] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7712] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7713] <... futex resumed>) = 1 [pid 7712] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7709] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./89/bus/file0", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7713] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7712] <... futex resumed>) = 1 [pid 7709] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7708] <... futex resumed>) = 0 [pid 5065] close(3 [pid 5062] newfstatat(AT_FDCWD, "./87/bus", [pid 7713] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7712] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7709] <... futex resumed>) = 0 [pid 7708] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... close resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7713] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7709] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7708] <... futex resumed>) = 0 [pid 5068] unlink("./89/bus/file0" [pid 5065] rmdir("./87" [pid 5062] umount2("./87/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7713] <... openat resumed>) = 4 [pid 7712] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7708] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... rmdir resumed>) = 0 [pid 7713] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7712] <... openat resumed>) = 4 [pid 5068] <... unlink resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7713] <... futex resumed>) = 1 [pid 7712] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7709] <... futex resumed>) = 0 [pid 7713] sendfile(4, 4, NULL, 7 [pid 7712] <... futex resumed>) = 1 [pid 7709] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7708] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./87/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7712] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7709] <... futex resumed>) = 0 [pid 7708] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5065] mkdir("./88", 0777 [pid 5062] <... openat resumed>) = 4 [pid 7712] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7709] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7708] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7712] sendfile(4, 4, NULL, 7 [pid 7708] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(4 [pid 5062] newfstatat(4, "", [pid 5068] <... close resumed>) = 0 [pid 5068] rmdir("./89/bus" [pid 5065] <... mkdir resumed>) = 0 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5068] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 7719 attached [pid 7719] set_robust_list(0x555555f856a0, 24) = 0 [pid 7719] chdir("./88" [pid 5062] getdents64(4, [pid 5068] umount2("./89/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7719] <... chdir resumed>) = 0 [pid 7719] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7719 [pid 7719] <... prctl resumed>) = 0 [pid 7719] setpgid(0, 0) = 0 [pid 7719] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7716] <... sendfile resumed>) = 4 [pid 7704] <... sendfile resumed>) = 4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7716] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7704] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./89/binderfs", [pid 5062] umount2("./87/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7719] write(3, "1000", 4 [pid 7716] <... futex resumed>) = 0 [pid 7704] <... futex resumed>) = 0 [pid 7699] exit_group(0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7719] <... write resumed>) = 4 [pid 7699] <... exit_group resumed>) = ? [pid 5068] unlink("./89/binderfs" [pid 5062] newfstatat(AT_FDCWD, "./87/bus/file0", [pid 7719] close(3 [pid 7716] +++ exited with 0 +++ [pid 5068] <... unlink resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7719] <... close resumed>) = 0 [pid 5068] umount2("./89/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] unlink("./87/bus/file0" [pid 7719] symlink("/dev/binderfs", "./binderfs" [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7719] <... symlink resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./89/file0", [pid 5062] <... unlink resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] getdents64(4, [pid 7719] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./89/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7719] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7719] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7704] +++ exited with 0 +++ [pid 7699] +++ exited with 0 +++ [pid 5068] openat(AT_FDCWD, "./89/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] close(4 [pid 7719] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5062] <... close resumed>) = 0 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7699, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7719] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] newfstatat(4, "", [pid 5062] rmdir("./87/bus" [pid 5060] restart_syscall(<... resuming interrupted clone ...> [pid 7719] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7719] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] <... restart_syscall resumed>) = 0 [pid 7719] <... mmap resumed>) = 0x7fef411b2000 [pid 5062] <... rmdir resumed>) = 0 [pid 5068] getdents64(4, [pid 7719] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7719] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] getdents64(4, [pid 5060] umount2("./86", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./87/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] close(4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... close resumed>) = 0 [pid 7719] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7709] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] rmdir("./89/file0" [pid 5060] openat(AT_FDCWD, "./86", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] newfstatat(AT_FDCWD, "./87/binderfs", [pid 7709] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7719] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7709] <... futex resumed>) = 0 [pid 7708] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... openat resumed>) = 3 ./strace-static-x86_64: Process 7722 attached [pid 7709] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7708] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] unlink("./87/binderfs" [pid 5060] newfstatat(3, "", [pid 7722] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7719] <... clone3 resumed> => {parent_tid=[7722]}, 88) = 7722 [pid 7709] <... mmap resumed>) = 0x7fef41191000 [pid 7708] <... futex resumed>) = 0 [pid 5068] umount2("./89/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7722] <... rseq resumed>) = 0 [pid 7719] rt_sigprocmask(SIG_SETMASK, [], [pid 7709] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7708] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] <... unlink resumed>) = 0 [pid 7722] set_robust_list(0x7fef411d29a0, 24 [pid 7719] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7709] <... mprotect resumed>) = 0 [pid 7708] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(3, [pid 7722] <... set_robust_list resumed>) = 0 [pid 7719] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7709] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7708] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] newfstatat(AT_FDCWD, "./89/file1", [pid 5062] umount2("./87/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7722] rt_sigprocmask(SIG_SETMASK, [], [pid 7719] <... futex resumed>) = 0 [pid 7709] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7708] <... mprotect resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7722] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7719] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7709] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7708] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] umount2("./89/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(AT_FDCWD, "./87/file0", [pid 5060] umount2("./86/bus", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7723 attached [pid 7722] mkdir("./file0", 000 [pid 7708] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7709] <... clone3 resumed> => {parent_tid=[7723]}, 88) = 7723 [pid 7708] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7709] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 7724 attached [pid 7723] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7722] <... mkdir resumed>) = 0 [pid 7709] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] openat(AT_FDCWD, "./89/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7724] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7723] <... rseq resumed>) = 0 [pid 7709] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7724] <... rseq resumed>) = 0 [pid 7723] set_robust_list(0x7fef411b19a0, 24 [pid 7709] <... futex resumed>) = 0 [pid 7708] <... clone3 resumed> => {parent_tid=[7724]}, 88) = 7724 [pid 5068] <... openat resumed>) = 4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7724] set_robust_list(0x7fef411b19a0, 24 [pid 7709] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7724] <... set_robust_list resumed>) = 0 [pid 7723] <... set_robust_list resumed>) = 0 [pid 7708] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] newfstatat(4, "", [pid 7722] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./87/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7724] rt_sigprocmask(SIG_SETMASK, [], [pid 7723] rt_sigprocmask(SIG_SETMASK, [], [pid 7722] <... futex resumed>) = 1 [pid 7719] <... futex resumed>) = 0 [pid 7708] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7724] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7723] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7722] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7719] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7708] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7724] sendfile(3, 4, NULL, 281474978811911 [pid 7719] <... futex resumed>) = 0 [pid 7708] <... futex resumed>) = 0 [pid 7722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] getdents64(4, [pid 5062] openat(AT_FDCWD, "./87/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7723] sendfile(3, 4, NULL, 281474978811911 [pid 7719] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7708] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7722] mkdir("./bus", 000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] <... openat resumed>) = 4 [pid 5062] newfstatat(4, "", [pid 5068] umount2("./89/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] newfstatat(AT_FDCWD, "./89/file1/work", [pid 5062] getdents64(4, [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7722] <... mkdir resumed>) = 0 [pid 5062] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] umount2("./89/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(4 [pid 7722] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7722] <... futex resumed>) = 1 [pid 7719] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./89/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... close resumed>) = 0 [pid 7722] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7719] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 5 [pid 5062] rmdir("./87/file0" [pid 7722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7719] <... futex resumed>) = 0 [pid 5068] newfstatat(5, "", [pid 7722] mkdir("./file1", 000 [pid 7719] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7724] <... sendfile resumed>) = 4 [pid 7722] <... mkdir resumed>) = 0 [pid 7712] <... sendfile resumed>) = 4 [pid 5068] getdents64(5, [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = 0 [pid 7712] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./86/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7724] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7712] <... futex resumed>) = 0 [pid 7724] <... futex resumed>) = 1 [pid 7712] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7708] <... futex resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7724] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7708] exit_group(0 [pid 5060] newfstatat(AT_FDCWD, "./86/bus", [pid 7724] <... futex resumed>) = ? [pid 7712] <... futex resumed>) = ? [pid 7708] <... exit_group resumed>) = ? [pid 7724] +++ exited with 0 +++ [pid 7712] +++ exited with 0 +++ [pid 7708] +++ exited with 0 +++ [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7708, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5060] umount2("./86/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7722] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7719] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] umount2("./87/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7722] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7719] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7719] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] newfstatat(AT_FDCWD, "./87/file1", [pid 5060] openat(AT_FDCWD, "./86/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7722] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7719] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(5 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... close resumed>) = 0 [pid 5062] umount2("./87/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] rmdir("./89/file1/work" [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... rmdir resumed>) = 0 [pid 5060] <... openat resumed>) = 4 [pid 5068] umount2("./89/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] openat(AT_FDCWD, "./87/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7709] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] newfstatat(AT_FDCWD, "./89/file1/index", [pid 5062] <... openat resumed>) = 4 [pid 5060] newfstatat(4, "", [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] newfstatat(4, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] umount2("./89/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(4, [pid 5060] getdents64(4, [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./89/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5068] <... openat resumed>) = 5 [pid 5063] umount2("./89", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./87/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./86/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] newfstatat(5, "", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./87/file1/work", [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] getdents64(5, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./87/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... openat resumed>) = 3 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] getdents64(5, [pid 5063] newfstatat(3, "", [pid 5062] openat(AT_FDCWD, "./87/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] close(5 [pid 5063] getdents64(3, [pid 5062] <... openat resumed>) = 5 [pid 5060] newfstatat(AT_FDCWD, "./86/bus/file0", [pid 5068] <... close resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] newfstatat(5, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] rmdir("./89/file1/index" [pid 5063] umount2("./89/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] unlink("./86/bus/file0" [pid 5068] <... rmdir resumed>) = 0 [pid 5062] getdents64(5, [pid 5060] <... unlink resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(4, [pid 5068] getdents64(4, [pid 5062] getdents64(5, [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] close(4 [pid 5062] close(5 [pid 5068] <... close resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5060] close(4 [pid 5062] rmdir("./87/file1/work" [pid 5060] <... close resumed>) = 0 [pid 5068] rmdir("./89/file1" [pid 5060] rmdir("./86/bus" [pid 7722] <... mount resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7722] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 5062] umount2("./87/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7722] <... futex resumed>) = 1 [pid 7719] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7722] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7719] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(3 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./86/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7722] <... futex resumed>) = 0 [pid 7719] <... futex resumed>) = 1 [pid 5068] <... close resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./87/file1/index", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7719] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./89" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7722] unlink(NULL [pid 5063] <... umount2 resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./86/binderfs", [pid 5068] <... rmdir resumed>) = 0 [pid 7722] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5062] umount2("./87/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7723] <... sendfile resumed>) = 4 [pid 7722] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7713] <... sendfile resumed>) = 4 [pid 5068] mkdir("./90", 0777 [pid 5063] umount2("./89/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7723] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7722] <... futex resumed>) = 1 [pid 7719] <... futex resumed>) = 0 [pid 7713] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] unlink("./86/binderfs" [pid 7723] <... futex resumed>) = 0 [pid 7722] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7719] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7713] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./89/bus", [pid 5062] openat(AT_FDCWD, "./87/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7723] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7719] <... futex resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 7722] chdir("./bus" [pid 7719] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7713] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7709] exit_group(0 [pid 5068] <... mkdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... openat resumed>) = 5 [pid 7723] <... futex resumed>) = ? [pid 7722] <... chdir resumed>) = 0 [pid 7713] <... futex resumed>) = ? [pid 7709] <... exit_group resumed>) = ? [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7723] +++ exited with 0 +++ [pid 7722] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7713] +++ exited with 0 +++ [pid 5063] umount2("./89/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(5, "", [pid 5060] umount2("./86/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7722] <... futex resumed>) = 1 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7722] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] openat(AT_FDCWD, "./89/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] newfstatat(AT_FDCWD, "./86/file0", [pid 5063] <... openat resumed>) = 4 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7727 attached [pid 7719] <... futex resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 7727] set_robust_list(0x555555f856a0, 24 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./86/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7727] <... set_robust_list resumed>) = 0 [pid 5063] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7727] chdir("./90" [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] openat(AT_FDCWD, "./86/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7719] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7709] +++ exited with 0 +++ [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7727 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... openat resumed>) = 4 [pid 7727] <... chdir resumed>) = 0 [pid 7722] <... futex resumed>) = 0 [pid 7719] <... futex resumed>) = 1 [pid 5063] umount2("./89/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(5, [pid 7719] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7722] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 116.479503][ T7722] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7709, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5060] newfstatat(4, "", [pid 7727] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5063] newfstatat(AT_FDCWD, "./89/bus/file0", [pid 5062] getdents64(5, [pid 5061] umount2("./87", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7722] <... open resumed>) = 3 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] getdents64(4, [pid 7722] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] unlink("./89/bus/file0" [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7727] <... prctl resumed>) = 0 [pid 7722] <... futex resumed>) = 1 [pid 7719] <... futex resumed>) = 0 [pid 5063] <... unlink resumed>) = 0 [pid 5062] close(5 [pid 5061] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(4, [pid 7727] setpgid(0, 0 [pid 7722] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7719] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(4, [pid 5062] <... close resumed>) = 0 [pid 5061] <... openat resumed>) = 3 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7727] <... setpgid resumed>) = 0 [pid 7722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7719] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] rmdir("./87/file1/index" [pid 5061] newfstatat(3, "", [pid 5060] close(4 [pid 7722] fcntl(-1, F_SETFL, O_RDONLY [pid 7719] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] close(4 [pid 5060] <... close resumed>) = 0 [pid 7727] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7722] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5063] <... close resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] rmdir("./86/file0" [pid 7722] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] rmdir("./89/bus" [pid 5062] <... rmdir resumed>) = 0 [pid 5061] getdents64(3, [pid 5060] <... rmdir resumed>) = 0 [pid 7722] <... futex resumed>) = 1 [pid 7719] <... futex resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7727] <... openat resumed>) = 3 [pid 7719] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7719] <... futex resumed>) = 0 [pid 7722] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7719] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] umount2("./86/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7727] write(3, "1000", 4 [pid 7722] <... openat resumed>) = 4 [pid 5063] umount2("./89/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 5061] umount2("./87/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7727] <... write resumed>) = 4 [pid 7722] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(AT_FDCWD, "./86/file1", [pid 7727] close(3 [pid 5063] newfstatat(AT_FDCWD, "./89/binderfs", [pid 5062] close(4 [pid 7727] <... close resumed>) = 0 [pid 7722] <... futex resumed>) = 1 [pid 7719] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7722] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7719] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7727] symlink("/dev/binderfs", "./binderfs" [pid 7722] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7719] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7722] sendfile(4, 4, NULL, 7 [pid 7719] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... close resumed>) = 0 [pid 5060] umount2("./86/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] unlink("./89/binderfs" [pid 5062] rmdir("./87/file1" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7727] <... symlink resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./86/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7727] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5062] getdents64(3, [pid 5060] <... openat resumed>) = 4 [pid 7727] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5063] <... unlink resumed>) = 0 [pid 5061] <... umount2 resumed>) = 0 [pid 7727] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(4, "", [pid 7727] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5063] umount2("./89/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(3 [pid 5061] umount2("./87/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7727] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7727] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] <... close resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7727] <... mmap resumed>) = 0x7fef411b2000 [pid 5063] newfstatat(AT_FDCWD, "./89/file0", [pid 5060] getdents64(4, [pid 7727] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] rmdir("./87" [pid 5061] newfstatat(AT_FDCWD, "./87/bus", [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7727] <... mprotect resumed>) = 0 [pid 5063] umount2("./89/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./86/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7727] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./87/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7727] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] openat(AT_FDCWD, "./89/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./86/file1/work", [pid 7727] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5063] <... openat resumed>) = 4 [pid 5062] mkdir("./88", 0777 [pid 5061] openat(AT_FDCWD, "./87/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7730 attached [pid 5063] newfstatat(4, "", [pid 5062] <... mkdir resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 7730] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7727] <... clone3 resumed> => {parent_tid=[7730]}, 88) = 7730 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./86/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7730] <... rseq resumed>) = 0 [pid 7727] rt_sigprocmask(SIG_SETMASK, [], [pid 7730] set_robust_list(0x7fef411d29a0, 24 [pid 5063] getdents64(4, [pid 5061] newfstatat(4, "", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7730] <... set_robust_list resumed>) = 0 [pid 7727] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7730] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 ./strace-static-x86_64: Process 7731 attached [pid 7727] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7722] <... sendfile resumed>) = 4 [pid 5063] getdents64(4, [pid 5061] getdents64(4, [pid 5060] openat(AT_FDCWD, "./86/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7731] set_robust_list(0x555555f856a0, 24 [pid 7730] mkdir("./file0", 000 [pid 7727] <... futex resumed>) = 0 [pid 7719] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7731] <... set_robust_list resumed>) = 0 [pid 7727] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7722] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7719] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] close(4 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7731 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] <... openat resumed>) = 5 [pid 7731] chdir("./88" [pid 7730] <... mkdir resumed>) = 0 [pid 7722] <... futex resumed>) = 0 [pid 7719] <... futex resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5061] umount2("./87/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(5, "", [pid 7731] <... chdir resumed>) = 0 [pid 7730] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7722] sendfile(3, 4, NULL, 281474978811911 [pid 7719] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] rmdir("./89/file0" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7731] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7730] <... futex resumed>) = 1 [pid 7727] <... futex resumed>) = 0 [pid 7722] <... sendfile resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./87/bus/file0", [pid 5060] getdents64(5, [pid 7727] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7722] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7727] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7727] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7731] <... prctl resumed>) = 0 [pid 7730] mkdir("./bus", 000 [pid 7722] <... futex resumed>) = 1 [pid 7719] <... futex resumed>) = 0 [pid 5063] umount2("./89/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] unlink("./87/bus/file0" [pid 7731] setpgid(0, 0 [pid 7730] <... mkdir resumed>) = 0 [pid 7722] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7719] exit_group(0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... unlink resumed>) = 0 [pid 5060] getdents64(5, [pid 7731] <... setpgid resumed>) = 0 [pid 7722] <... futex resumed>) = ? [pid 7719] <... exit_group resumed>) = ? [pid 5063] newfstatat(AT_FDCWD, "./89/file1", [pid 7731] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7730] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7722] +++ exited with 0 +++ [pid 7719] +++ exited with 0 +++ [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] umount2("./89/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 5060] close(5 [pid 7730] <... futex resumed>) = 1 [pid 7727] <... futex resumed>) = 0 [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7719, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... close resumed>) = 0 [pid 7730] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7727] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./89/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] close(4 [pid 5060] rmdir("./86/file1/work" [pid 7731] <... openat resumed>) = 3 [pid 7730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7727] <... futex resumed>) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5061] <... close resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7731] write(3, "1000", 4 [pid 7730] mkdir("./file1", 000 [pid 7727] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] rmdir("./87/bus" [pid 7731] <... write resumed>) = 4 [pid 5065] umount2("./88", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7731] close(3) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(4, "", [pid 5061] <... rmdir resumed>) = 0 [pid 5060] umount2("./86/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7730] <... mkdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./86/file1/index", [pid 5063] umount2("./89/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./87/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./86/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./89/file1/work", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./89/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./87/binderfs", [pid 5060] openat(AT_FDCWD, "./86/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... openat resumed>) = 5 [pid 5063] openat(AT_FDCWD, "./89/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] unlink("./87/binderfs" [pid 7731] symlink("/dev/binderfs", "./binderfs" [pid 7730] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... openat resumed>) = 5 [pid 5061] <... unlink resumed>) = 0 [pid 5060] newfstatat(5, "", [pid 7730] <... futex resumed>) = 1 [pid 7727] <... futex resumed>) = 0 [pid 7730] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7727] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(5, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7727] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./87/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7727] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(5, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(5, [pid 5061] newfstatat(AT_FDCWD, "./87/file0", [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(5, [pid 5061] umount2("./87/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(5, [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] close(5 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] <... openat resumed>) = 3 [pid 5063] <... close resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./87/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] close(5 [pid 7731] <... symlink resumed>) = 0 [pid 5065] newfstatat(3, "", [pid 5063] rmdir("./89/file1/work" [pid 5061] <... openat resumed>) = 4 [pid 5060] <... close resumed>) = 0 [pid 7731] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5065] getdents64(3, [pid 5061] newfstatat(4, "", [pid 5060] rmdir("./86/file1/index" [pid 7731] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] umount2("./89/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5065] umount2("./88/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(4, [pid 5063] newfstatat(AT_FDCWD, "./89/file1/index", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7731] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(4, [pid 5060] getdents64(4, [pid 5063] umount2("./89/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] close(4 [pid 5060] close(4 [pid 5063] openat(AT_FDCWD, "./89/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... close resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 5063] <... openat resumed>) = 5 [pid 5061] rmdir("./87/file0" [pid 5063] newfstatat(5, "", [pid 5060] rmdir("./86/file1" [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5063] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(5, [pid 5060] getdents64(3, 0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] umount2("./87/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] close(3 [pid 5063] close(5 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... close resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./87/file1", [pid 5060] rmdir("./86" [pid 7731] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5063] rmdir("./89/file1/index" [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7731] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5063] <... rmdir resumed>) = 0 [pid 7731] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] umount2("./87/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7731] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] mkdir("./87", 0777 [pid 7731] <... mmap resumed>) = 0x7fef411b2000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... mkdir resumed>) = 0 [pid 7731] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5061] openat(AT_FDCWD, "./87/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7731] <... mprotect resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 7731] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] newfstatat(4, "", [pid 7731] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... umount2 resumed>) = 0 [pid 5063] getdents64(4, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7731] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5065] umount2("./88/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(4, ./strace-static-x86_64: Process 7733 attached [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] close(4 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7731] <... clone3 resumed> => {parent_tid=[7733]}, 88) = 7733 ./strace-static-x86_64: Process 7732 attached [pid 7733] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 5061] umount2("./87/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... close resumed>) = 0 [pid 7733] <... rseq resumed>) = 0 [pid 7733] set_robust_list(0x7fef411d29a0, 24 [pid 7730] <... mount resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./88/bus", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7733] <... set_robust_list resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] rmdir("./89/file1" [pid 5061] newfstatat(AT_FDCWD, "./87/file1/work", [pid 7733] rt_sigprocmask(SIG_SETMASK, [], [pid 7732] set_robust_list(0x555555f856a0, 24 [pid 7731] rt_sigprocmask(SIG_SETMASK, [], [pid 7730] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./88/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7732 [pid 7733] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7732] <... set_robust_list resumed>) = 0 [pid 7731] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7733] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] openat(AT_FDCWD, "./88/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] umount2("./87/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7732] chdir("./87" [pid 7731] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7730] <... futex resumed>) = 1 [pid 7727] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7733] mkdir("./file0", 000 [pid 7731] <... futex resumed>) = 0 [pid 7730] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7727] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(4, "", [pid 5063] getdents64(3, [pid 5061] openat(AT_FDCWD, "./87/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7733] <... mkdir resumed>) = 0 [pid 7732] <... chdir resumed>) = 0 [pid 7731] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7727] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] <... openat resumed>) = 5 [pid 7732] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7730] unlink(NULL [pid 7727] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7732] <... prctl resumed>) = 0 [pid 7730] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7732] setpgid(0, 0 [pid 5065] getdents64(4, [pid 5063] close(3 [pid 5061] newfstatat(5, "", [pid 7733] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7732] <... setpgid resumed>) = 0 [pid 7730] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] <... close resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7733] <... futex resumed>) = 1 [pid 7732] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7731] <... futex resumed>) = 0 [pid 7730] <... futex resumed>) = 1 [pid 7727] <... futex resumed>) = 0 [pid 5065] umount2("./88/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./89" [pid 5061] getdents64(5, [pid 7733] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7732] <... openat resumed>) = 3 [pid 7731] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7730] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7727] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7731] <... futex resumed>) = 0 [pid 7730] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7727] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./88/bus/file0", [pid 7733] mkdir("./bus", 000 [pid 7732] write(3, "1000", 4 [pid 7731] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7730] chdir("./bus" [pid 7727] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(5, [pid 7733] <... mkdir resumed>) = 0 [pid 7732] <... write resumed>) = 4 [pid 7730] <... chdir resumed>) = 0 [pid 5065] unlink("./88/bus/file0" [pid 5063] mkdir("./90", 0777 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7732] close(3 [pid 7730] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7732] <... close resumed>) = 0 [pid 5061] close(5) = 0 [pid 7732] symlink("/dev/binderfs", "./binderfs" [pid 7730] <... futex resumed>) = 1 [pid 7727] <... futex resumed>) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5063] <... mkdir resumed>) = 0 [pid 5061] rmdir("./87/file1/work" [pid 7730] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7727] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7733] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7727] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 5061] <... rmdir resumed>) = 0 [pid 7733] <... futex resumed>) = 1 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7733] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7730] <... open resumed>) = 3 [pid 5065] close(4 [pid 7727] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7734 attached [pid 7732] <... symlink resumed>) = 0 [pid 7731] <... futex resumed>) = 0 [pid 7730] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5061] umount2("./87/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7731] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7727] <... futex resumed>) = 0 [pid 7730] <... futex resumed>) = 1 [pid 5065] rmdir("./88/bus" [pid 7731] <... futex resumed>) = 1 [pid 7730] fcntl(-1, F_SETFL, O_RDONLY [pid 7727] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7734] set_robust_list(0x555555f856a0, 24 [pid 7732] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7731] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7730] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7727] <... futex resumed>) = 0 [pid 7730] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7734] <... set_robust_list resumed>) = 0 [pid 7733] <... futex resumed>) = 0 [pid 7732] <... futex resumed>) = 0 [pid 7730] <... futex resumed>) = 0 [pid 7727] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7733] mkdir("./file1", 000 [pid 7732] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7730] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] newfstatat(AT_FDCWD, "./87/file1/index", [pid 7734] chdir("./90" [pid 7733] <... mkdir resumed>) = 0 [pid 7732] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] umount2("./88/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7734 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7734] <... chdir resumed>) = 0 [pid 7732] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7727] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./87/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7733] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7730] <... futex resumed>) = 0 [pid 7734] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7733] <... futex resumed>) = 1 [pid 7732] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7731] <... futex resumed>) = 0 [pid 7730] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7727] <... futex resumed>) = 1 [pid 5065] newfstatat(AT_FDCWD, "./88/binderfs", [pid 5061] openat(AT_FDCWD, "./87/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7734] <... prctl resumed>) = 0 [pid 7733] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7732] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7731] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7730] <... openat resumed>) = 4 [pid 7727] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... openat resumed>) = 5 [pid 7734] setpgid(0, 0 [pid 7733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7732] <... mmap resumed>) = 0x7fef411b2000 [pid 7731] <... futex resumed>) = 0 [pid 7730] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7727] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] unlink("./88/binderfs" [pid 5061] newfstatat(5, "", [pid 7734] <... setpgid resumed>) = 0 [pid 7733] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7732] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7731] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7730] <... futex resumed>) = 0 [pid 7727] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... unlink resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(5, [pid 5065] umount2("./88/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(5, [pid 5065] newfstatat(AT_FDCWD, "./88/file0", [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] close(5) = 0 [pid 5065] umount2("./88/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] rmdir("./87/file1/index" [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 116.637729][ T7730] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7734] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] openat(AT_FDCWD, "./88/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... rmdir resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5065] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(4, [pid 5061] getdents64(4, [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] close(4) = 0 [pid 5061] close(4 [pid 5065] rmdir("./88/file0" [pid 5061] <... close resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] rmdir("./87/file1" [pid 7734] <... openat resumed>) = 3 [pid 7732] <... mprotect resumed>) = 0 [pid 7730] sendfile(4, 4, NULL, 7 [pid 7727] <... futex resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5065] umount2("./88/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./88/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./88/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(3, [pid 5065] openat(AT_FDCWD, "./88/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5061] close(3 [pid 5065] newfstatat(4, "", [pid 5061] <... close resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] rmdir("./87" [pid 7734] write(3, "1000", 4 [pid 7733] <... mount resumed>) = 0 [pid 7732] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7727] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(4, [pid 7733] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7734] <... write resumed>) = 4 [pid 7732] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7734] close(3 [pid 7732] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0}./strace-static-x86_64: Process 7736 attached [pid 7734] <... close resumed>) = 0 [pid 7736] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7734] symlink("/dev/binderfs", "./binderfs" [pid 7732] <... clone3 resumed> => {parent_tid=[7736]}, 88) = 7736 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7736] <... rseq resumed>) = 0 [pid 7734] <... symlink resumed>) = 0 [pid 7732] rt_sigprocmask(SIG_SETMASK, [], [pid 7736] set_robust_list(0x7fef411d29a0, 24 [pid 7734] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7732] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7736] <... set_robust_list resumed>) = 0 [pid 7734] <... futex resumed>) = 0 [pid 7733] <... futex resumed>) = 1 [pid 7732] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7731] <... futex resumed>) = 0 [pid 5065] umount2("./88/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7736] rt_sigprocmask(SIG_SETMASK, [], [pid 7734] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7733] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7732] <... futex resumed>) = 0 [pid 7731] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... rmdir resumed>) = 0 [pid 7736] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7734] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7732] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7731] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./88/file1/work", [pid 7736] mkdir("./file0", 000 [pid 7734] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7733] unlink(NULL [pid 7731] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] mkdir("./88", 0777 [pid 7734] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] umount2("./88/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7736] <... mkdir resumed>) = 0 [pid 7734] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7733] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... mkdir resumed>) = 0 [pid 7734] <... mmap resumed>) = 0x7fef411b2000 [pid 5065] openat(AT_FDCWD, "./88/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7736] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7733] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7736] <... futex resumed>) = 1 [pid 7734] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7733] <... futex resumed>) = 1 [pid 7732] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 5 [pid 7731] <... futex resumed>) = 0 [pid 7736] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7734] <... mprotect resumed>) = 0 [pid 7733] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7732] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7731] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(5, "", [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7734] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7732] <... futex resumed>) = 0 [pid 7731] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7736] mkdir("./bus", 000 [pid 7734] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7733] chdir("./bus" [pid 7732] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(5, ./strace-static-x86_64: Process 7738 attached [pid 7736] <... mkdir resumed>) = 0 [pid 7734] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7733] <... chdir resumed>) = 0 [pid 7731] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7738] set_robust_list(0x555555f856a0, 24 [pid 7736] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7733] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] getdents64(5, [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7738 ./strace-static-x86_64: Process 7739 attached [pid 7738] <... set_robust_list resumed>) = 0 [pid 7736] <... futex resumed>) = 1 [pid 7734] <... clone3 resumed> => {parent_tid=[7739]}, 88) = 7739 [pid 7733] <... futex resumed>) = 0 [pid 7732] <... futex resumed>) = 0 [pid 7731] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7739] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7738] chdir("./88" [pid 7736] mkdir("./file1", 000 [pid 7734] rt_sigprocmask(SIG_SETMASK, [], [pid 7733] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7732] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7731] <... futex resumed>) = 0 [pid 5065] close(5 [pid 7739] <... rseq resumed>) = 0 [pid 7738] <... chdir resumed>) = 0 [pid 7736] <... mkdir resumed>) = 0 [pid 7734] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7733] <... open resumed>) = 3 [pid 7732] <... futex resumed>) = 0 [pid 7731] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7739] set_robust_list(0x7fef411d29a0, 24 [pid 7738] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7733] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 7739] <... set_robust_list resumed>) = 0 [pid 7733] <... futex resumed>) = 0 [pid 7739] rt_sigprocmask(SIG_SETMASK, [], [pid 7733] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7739] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7738] <... prctl resumed>) = 0 [pid 7736] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7734] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7732] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7731] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] rmdir("./88/file1/work" [pid 7738] setpgid(0, 0 [pid 7736] <... futex resumed>) = 0 [pid 7734] <... futex resumed>) = 0 [pid 7732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7731] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 7739] mkdir("./file0", 000 [pid 7738] <... setpgid resumed>) = 0 [pid 7736] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7734] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7732] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7731] <... futex resumed>) = 0 [pid 7739] <... mkdir resumed>) = 0 [pid 7738] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7733] fcntl(-1, F_SETFL, O_RDONLY [pid 7732] <... futex resumed>) = 0 [pid 7731] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 116.701235][ T7733] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5065] umount2("./88/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7739] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7738] <... openat resumed>) = 3 [pid 7736] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7733] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7732] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7739] <... futex resumed>) = 1 [pid 7738] write(3, "1000", 4 [pid 7734] <... futex resumed>) = 0 [pid 7733] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7727] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7739] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7738] <... write resumed>) = 4 [pid 7734] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7733] <... futex resumed>) = 1 [pid 7727] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7738] close(3 [pid 7734] <... futex resumed>) = 0 [pid 7733] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7727] <... futex resumed>) = 0 [pid 7739] mkdir("./bus", 000 [pid 7738] <... close resumed>) = 0 [pid 7734] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7731] <... futex resumed>) = 0 [pid 7730] <... sendfile resumed>) = 4 [pid 7727] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] newfstatat(AT_FDCWD, "./88/file1/index", [pid 7739] <... mkdir resumed>) = 0 [pid 7738] symlink("/dev/binderfs", "./binderfs" [pid 7731] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7730] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7727] <... mmap resumed>) = 0x7fef41191000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7733] <... futex resumed>) = 0 [pid 7731] <... futex resumed>) = 1 [pid 7730] <... futex resumed>) = 0 [pid 7727] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] umount2("./88/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7739] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7738] <... symlink resumed>) = 0 [pid 7736] <... mount resumed>) = 0 [pid 7733] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7731] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7730] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7727] <... mprotect resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7739] <... futex resumed>) = 1 [pid 7738] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7734] <... futex resumed>) = 0 [pid 7733] <... openat resumed>) = 4 [pid 7727] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7739] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7738] <... futex resumed>) = 0 [pid 7736] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7734] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7733] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7727] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] openat(AT_FDCWD, "./88/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7738] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7736] <... futex resumed>) = 1 [pid 7734] <... futex resumed>) = 0 [pid 7733] <... futex resumed>) = 1 [pid 7732] <... futex resumed>) = 0 [pid 7731] <... futex resumed>) = 0 [pid 7727] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] <... openat resumed>) = 5 ./strace-static-x86_64: Process 7740 attached [pid 7739] mkdir("./file1", 000 [pid 7738] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7736] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7734] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7733] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7732] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7731] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(5, "", [pid 7740] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7739] <... mkdir resumed>) = 0 [pid 7738] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7733] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7732] <... futex resumed>) = 0 [pid 7731] <... futex resumed>) = 0 [pid 7727] <... clone3 resumed> => {parent_tid=[7740]}, 88) = 7740 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7740] <... rseq resumed>) = 0 [pid 7739] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7738] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7736] unlink(NULL [pid 7733] sendfile(4, 4, NULL, 7 [pid 7732] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7731] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7727] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] getdents64(5, [pid 7740] set_robust_list(0x7fef411b19a0, 24 [pid 7739] <... futex resumed>) = 1 [pid 7738] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7736] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7734] <... futex resumed>) = 0 [pid 7727] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7740] <... set_robust_list resumed>) = 0 [pid 7738] <... mmap resumed>) = 0x7fef411b2000 [pid 7734] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7727] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7740] rt_sigprocmask(SIG_SETMASK, [], [pid 7739] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7738] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7736] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7734] <... futex resumed>) = 0 [pid 7727] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7740] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7738] <... mprotect resumed>) = 0 [pid 7736] <... futex resumed>) = 1 [pid 7734] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7732] <... futex resumed>) = 0 [pid 7727] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(5, [pid 7740] sendfile(3, 4, NULL, 281474978811911 [pid 7738] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7736] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7732] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7740] <... sendfile resumed>) = 0 [pid 7740] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7738] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7732] <... futex resumed>) = 0 [pid 7740] <... futex resumed>) = 1 [pid 7738] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7727] <... futex resumed>) = 0 [pid 7736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7740] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7732] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7727] exit_group(0 [pid 5065] close(5./strace-static-x86_64: Process 7742 attached [pid 7740] <... futex resumed>) = ? [pid 7730] <... futex resumed>) = ? [pid 7727] <... exit_group resumed>) = ? [pid 7736] chdir("./bus" [pid 7742] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7740] +++ exited with 0 +++ [pid 7738] <... clone3 resumed> => {parent_tid=[7742]}, 88) = 7742 [pid 7730] +++ exited with 0 +++ [pid 7727] +++ exited with 0 +++ [pid 5065] <... close resumed>) = 0 [pid 7742] <... rseq resumed>) = 0 [pid 7738] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7727, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5065] rmdir("./88/file1/index" [pid 7736] <... chdir resumed>) = 0 [pid 7742] set_robust_list(0x7fef411d29a0, 24 [pid 7738] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7742] <... set_robust_list resumed>) = 0 [pid 7738] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7742] rt_sigprocmask(SIG_SETMASK, [], [pid 7738] <... futex resumed>) = 0 [pid 7736] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7742] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7742] mkdir("./file0", 000 [pid 7738] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7736] <... futex resumed>) = 1 [pid 7732] <... futex resumed>) = 0 [pid 7742] <... mkdir resumed>) = 0 [ 116.769017][ T7736] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7732] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 7736] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7732] <... futex resumed>) = 0 [pid 5068] umount2("./90", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] getdents64(4, [pid 7732] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7742] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7742] <... futex resumed>) = 1 [pid 7738] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 3 [pid 7742] mkdir("./bus", 000 [pid 7738] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(3, "", [pid 7742] <... mkdir resumed>) = 0 [pid 7738] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(3, 0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5068] umount2("./90/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7738] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7742] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7738] <... futex resumed>) = 0 [pid 7736] <... open resumed>) = 3 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7742] mkdir("./file1", 000 [pid 7738] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7736] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(4 [pid 7736] <... futex resumed>) = 1 [pid 7732] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 7736] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] rmdir("./88/file1" [pid 7736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7732] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7738] <... futex resumed>) = 0 [pid 7736] fcntl(-1, F_SETFL, O_RDONLY [pid 7732] <... futex resumed>) = 0 [pid 7736] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7732] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7738] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7736] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7742] <... mkdir resumed>) = 0 [pid 7739] <... mount resumed>) = 0 [pid 7736] <... futex resumed>) = 1 [pid 7732] <... futex resumed>) = 0 [pid 7736] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7732] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7736] <... openat resumed>) = 4 [pid 7732] <... futex resumed>) = 0 [pid 7742] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 7742] <... futex resumed>) = 1 [pid 7738] <... futex resumed>) = 0 [pid 7736] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7732] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = 0 [pid 5065] getdents64(3, [pid 7739] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7742] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7739] <... futex resumed>) = 1 [pid 7738] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7736] <... futex resumed>) = 0 [pid 7734] <... futex resumed>) = 0 [pid 7732] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] umount2("./90/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7739] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7738] <... futex resumed>) = 0 [pid 7736] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7734] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7732] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7731] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] close(3 [pid 7742] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7738] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7736] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7734] <... futex resumed>) = 0 [pid 7732] <... futex resumed>) = 0 [pid 7731] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./90/bus", [pid 5065] <... close resumed>) = 0 [pid 7734] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7731] <... futex resumed>) = 0 [pid 7739] unlink(NULL [pid 7736] sendfile(4, 4, NULL, 7 [pid 7732] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7731] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] rmdir("./88" [pid 7739] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7731] <... mmap resumed>) = 0x7fef41191000 [pid 7739] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7731] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] umount2("./90/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7739] <... futex resumed>) = 1 [pid 7734] <... futex resumed>) = 0 [pid 7731] <... mprotect resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... rmdir resumed>) = 0 [pid 7739] chdir("./bus" [pid 7734] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7739] <... chdir resumed>) = 0 [pid 7734] <... futex resumed>) = 0 [pid 7731] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] openat(AT_FDCWD, "./90/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] mkdir("./89", 0777 [pid 7739] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7734] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7731] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... openat resumed>) = 4 [pid 7739] <... futex resumed>) = 0 [pid 7734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7731] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] newfstatat(4, "", [pid 5065] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 7743 attached [pid 7739] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7734] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7743] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7734] <... futex resumed>) = 0 [pid 7731] <... clone3 resumed> => {parent_tid=[7743]}, 88) = 7743 [pid 5068] getdents64(4, [pid 7743] <... rseq resumed>) = 0 [pid 7734] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7745 attached [pid 7743] set_robust_list(0x7fef411b19a0, 24 [pid 7739] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7731] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7745] set_robust_list(0x555555f856a0, 24 [pid 7743] <... set_robust_list resumed>) = 0 [pid 7745] <... set_robust_list resumed>) = 0 [pid 7743] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] umount2("./90/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7745] chdir("./89" [pid 7743] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7739] <... open resumed>) = 3 [pid 7731] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7745] <... chdir resumed>) = 0 [pid 7743] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] newfstatat(AT_FDCWD, "./90/bus/file0", [pid 7731] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7745] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7743] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7731] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7745 [pid 7745] <... prctl resumed>) = 0 [pid 7743] sendfile(3, 4, NULL, 281474978811911 [pid 7731] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] unlink("./90/bus/file0" [pid 7745] setpgid(0, 0 [pid 7739] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7745] <... setpgid resumed>) = 0 [pid 7739] <... futex resumed>) = 1 [pid 7734] <... futex resumed>) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 7745] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7734] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [ 116.813059][ T7739] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5068] getdents64(4, [pid 7745] <... openat resumed>) = 3 [pid 7745] write(3, "1000", 4 [pid 7742] <... mount resumed>) = 0 [pid 7739] fcntl(-1, F_SETFL, O_RDONLY [pid 7734] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7742] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7739] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7734] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(4 [pid 7745] <... write resumed>) = 4 [pid 7742] <... futex resumed>) = 1 [pid 7739] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7738] <... futex resumed>) = 0 [pid 7734] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... close resumed>) = 0 [pid 7742] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7739] <... futex resumed>) = 0 [pid 7738] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7734] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./90/bus" [pid 7742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7739] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7738] <... futex resumed>) = 0 [pid 7734] <... futex resumed>) = 0 [pid 7742] unlink(NULL) = -1 EFAULT (Bad address) [pid 7742] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7738] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7734] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7745] close(3 [pid 7743] <... sendfile resumed>) = 4 [pid 7742] <... futex resumed>) = 0 [pid 7739] <... openat resumed>) = 4 [pid 7738] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7733] <... sendfile resumed>) = 4 [pid 7732] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... rmdir resumed>) = 0 [pid 7742] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7739] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7738] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7733] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7732] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7739] <... futex resumed>) = 1 [pid 7738] <... futex resumed>) = 0 [pid 7734] <... futex resumed>) = 0 [pid 7733] <... futex resumed>) = 0 [pid 7732] <... futex resumed>) = 0 [pid 7742] chdir("./bus" [pid 7739] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7738] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7734] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7733] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7732] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7742] <... chdir resumed>) = 0 [pid 7739] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7734] <... futex resumed>) = 0 [pid 7732] <... mmap resumed>) = 0x7fef41191000 [pid 7742] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7739] sendfile(4, 4, NULL, 7 [pid 7742] <... futex resumed>) = 1 [pid 7738] <... futex resumed>) = 0 [pid 7734] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7732] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7745] <... close resumed>) = 0 [pid 7743] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7742] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7738] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7731] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] umount2("./90/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7745] symlink("/dev/binderfs", "./binderfs" [pid 7743] <... futex resumed>) = 0 [pid 7742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7738] <... futex resumed>) = 0 [pid 7732] <... mprotect resumed>) = 0 [pid 7731] exit_group(0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7745] <... symlink resumed>) = 0 [pid 7742] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7738] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7733] <... futex resumed>) = ? [pid 7731] <... exit_group resumed>) = ? [pid 5068] newfstatat(AT_FDCWD, "./90/binderfs", [pid 7732] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7745] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7743] +++ exited with 0 +++ [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7745] <... futex resumed>) = 0 [pid 5068] unlink("./90/binderfs" [pid 7745] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] <... unlink resumed>) = 0 [pid 7745] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7732] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] umount2("./90/file0", MNT_DETACH|UMOUNT_NOFOLLOW [ 116.868275][ T7742] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7745] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7745] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7732] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] newfstatat(AT_FDCWD, "./90/file0", ./strace-static-x86_64: Process 7748 attached [pid 7745] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7733] +++ exited with 0 +++ [pid 7731] +++ exited with 0 +++ [pid 7748] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7745] <... mmap resumed>) = 0x7fef411b2000 [pid 7742] <... open resumed>) = 3 [pid 7732] <... clone3 resumed> => {parent_tid=[7748]}, 88) = 7748 [pid 5068] umount2("./90/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7731, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7748] <... rseq resumed>) = 0 [pid 7745] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7742] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7732] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7748] set_robust_list(0x7fef411b19a0, 24 [pid 7745] <... mprotect resumed>) = 0 [pid 7742] <... futex resumed>) = 1 [pid 7738] <... futex resumed>) = 0 [pid 7732] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] openat(AT_FDCWD, "./90/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7748] <... set_robust_list resumed>) = 0 [pid 7745] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7742] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7738] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7732] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 4 [pid 7748] rt_sigprocmask(SIG_SETMASK, [], [pid 7745] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7738] <... futex resumed>) = 0 [pid 7732] <... futex resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 5062] umount2("./88", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7748] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7745] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7742] fcntl(-1, F_SETFL, O_RDONLY [pid 7738] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7732] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7749 attached [pid 7748] sendfile(3, 4, NULL, 281474978811911 [pid 7742] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5068] getdents64(4, [pid 5062] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7749] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7745] <... clone3 resumed> => {parent_tid=[7749]}, 88) = 7749 [pid 7742] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7749] <... rseq resumed>) = 0 [pid 7745] rt_sigprocmask(SIG_SETMASK, [], [pid 7742] <... futex resumed>) = 1 [pid 7738] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5062] <... openat resumed>) = 3 [pid 7749] set_robust_list(0x7fef411d29a0, 24 [pid 7745] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7742] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7738] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] newfstatat(3, "", [pid 7749] <... set_robust_list resumed>) = 0 [pid 7745] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7738] <... futex resumed>) = 0 [pid 5068] close(4 [pid 7749] rt_sigprocmask(SIG_SETMASK, [], [pid 7745] <... futex resumed>) = 0 [pid 7742] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7738] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7749] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7745] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./90/file0" [pid 7749] mkdir("./file0", 000 [pid 7742] <... openat resumed>) = 4 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] getdents64(3, [pid 7742] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./90/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7742] <... futex resumed>) = 1 [pid 7738] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7742] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7738] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./90/file1", [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7742] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7738] <... futex resumed>) = 0 [pid 7749] <... mkdir resumed>) = 0 [pid 7742] sendfile(4, 4, NULL, 7 [pid 7738] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./88/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] umount2("./90/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./90/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7749] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7736] <... sendfile resumed>) = 4 [pid 7749] <... futex resumed>) = 1 [pid 7748] <... sendfile resumed>) = 4 [pid 7745] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 7745] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7748] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7745] <... futex resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 7748] <... futex resumed>) = 1 [pid 7745] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7732] <... futex resumed>) = 0 [pid 7749] mkdir("./bus", 000 [pid 7748] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7736] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7736] <... futex resumed>) = 0 [pid 7732] exit_group(0 [pid 7749] <... mkdir resumed>) = 0 [pid 7748] <... futex resumed>) = ? [pid 7732] <... exit_group resumed>) = ? [pid 5068] getdents64(4, [pid 7749] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7748] +++ exited with 0 +++ [pid 7736] +++ exited with 0 +++ [pid 7732] +++ exited with 0 +++ [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7749] <... futex resumed>) = 1 [pid 7745] <... futex resumed>) = 0 [pid 7745] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./90/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7749] mkdir("./file1", 000 [pid 7745] <... futex resumed>) = 0 [pid 7734] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7732, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7745] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7734] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./90/file1/work", [pid 7749] <... mkdir resumed>) = 0 [pid 5060] restart_syscall(<... resuming interrupted clone ...> [pid 7749] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7734] <... futex resumed>) = 0 [pid 5060] <... restart_syscall resumed>) = 0 [pid 7734] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7749] <... futex resumed>) = 1 [pid 7745] <... futex resumed>) = 0 [pid 5068] umount2("./90/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7749] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7745] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7734] <... mmap resumed>) = 0x7fef41191000 [pid 7749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7745] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7749] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7745] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7734] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5060] umount2("./87", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] openat(AT_FDCWD, "./90/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7734] <... mprotect resumed>) = 0 [pid 5068] newfstatat(5, "", [pid 5060] openat(AT_FDCWD, "./87", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(5, [pid 5060] <... openat resumed>) = 3 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] newfstatat(3, "", [pid 7734] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5068] getdents64(5, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7734] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] getdents64(3, [pid 5068] close(5 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 ./strace-static-x86_64: Process 7751 attached [pid 5068] <... close resumed>) = 0 [pid 5060] umount2("./87/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7751] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 5068] rmdir("./90/file1/work" [pid 7751] <... rseq resumed>) = 0 [pid 7734] <... clone3 resumed> => {parent_tid=[7751]}, 88) = 7751 [pid 5068] <... rmdir resumed>) = 0 [pid 7751] set_robust_list(0x7fef411b19a0, 24 [pid 7734] rt_sigprocmask(SIG_SETMASK, [], [pid 7751] <... set_robust_list resumed>) = 0 [pid 5068] umount2("./90/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7751] rt_sigprocmask(SIG_SETMASK, [], [pid 7734] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7751] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] newfstatat(AT_FDCWD, "./90/file1/index", [pid 7751] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7734] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7751] <... futex resumed>) = 0 [pid 7734] <... futex resumed>) = 1 [pid 5068] umount2("./90/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7751] sendfile(3, 4, NULL, 281474978811911 [pid 7734] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./90/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5068] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... umount2 resumed>) = 0 [pid 5068] getdents64(5, [pid 5062] umount2("./88/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./88/bus", [pid 5060] umount2("./87/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] getdents64(5, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7749] <... mount resumed>) = 0 [pid 7738] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./88/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(AT_FDCWD, "./87/bus", [pid 7738] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7738] <... futex resumed>) = 0 [pid 7738] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] openat(AT_FDCWD, "./88/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7738] <... mmap resumed>) = 0x7fef41191000 [pid 7749] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(5 [pid 7738] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] <... openat resumed>) = 4 [pid 5060] umount2("./87/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7749] <... futex resumed>) = 0 [pid 7745] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... close resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7749] unlink(NULL [pid 7745] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7738] <... mprotect resumed>) = 0 [pid 5068] rmdir("./90/file1/index" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] openat(AT_FDCWD, "./87/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7749] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7745] <... futex resumed>) = 0 [pid 7738] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... rmdir resumed>) = 0 [pid 7749] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7745] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7738] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] getdents64(4, [pid 5062] getdents64(4, [pid 5060] <... openat resumed>) = 4 [pid 7749] <... futex resumed>) = 0 [pid 7745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7738] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(4, "", ./strace-static-x86_64: Process 7753 attached [pid 7749] chdir("./bus" [pid 7745] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7753] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7749] <... chdir resumed>) = 0 [pid 7745] <... futex resumed>) = 0 [pid 7742] <... sendfile resumed>) = 4 [pid 5068] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7753] <... rseq resumed>) = 0 [pid 7749] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7745] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7742] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7738] <... clone3 resumed> => {parent_tid=[7753]}, 88) = 7753 [pid 5068] rmdir("./90/file1" [pid 5062] umount2("./88/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 7753] set_robust_list(0x7fef411b19a0, 24 [pid 7749] <... futex resumed>) = 0 [pid 7745] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7742] <... futex resumed>) = 0 [pid 7738] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7753] <... set_robust_list resumed>) = 0 [pid 7745] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7742] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7738] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] newfstatat(AT_FDCWD, "./88/bus/file0", [pid 7753] rt_sigprocmask(SIG_SETMASK, [], [pid 7738] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./87/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7753] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7749] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7745] <... futex resumed>) = 0 [pid 7738] <... futex resumed>) = 0 [pid 7734] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... rmdir resumed>) = 0 [pid 5062] unlink("./88/bus/file0" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7753] sendfile(3, 4, NULL, 281474978811911 [pid 7749] <... open resumed>) = 3 [pid 7745] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7738] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7753] <... sendfile resumed>) = 0 [pid 5068] getdents64(3, [pid 7753] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7753] <... futex resumed>) = 0 [pid 7738] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] close(3 [pid 5062] <... unlink resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./87/bus/file0", [pid 7753] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7749] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7738] exit_group(0 [pid 5068] <... close resumed>) = 0 [pid 5062] getdents64(4, [pid 7753] <... futex resumed>) = ? [pid 7749] <... futex resumed>) = 1 [pid 7742] <... futex resumed>) = ? [pid 7738] <... exit_group resumed>) = ? [pid 5068] rmdir("./90" [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7753] +++ exited with 0 +++ [pid 7749] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7745] <... futex resumed>) = 0 [pid 7742] +++ exited with 0 +++ [pid 5062] close(4 [pid 5060] unlink("./87/bus/file0" [pid 7745] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 7749] <... futex resumed>) = 0 [pid 7745] <... futex resumed>) = 1 [pid 7749] fcntl(-1, F_SETFL, O_RDONLY [ 116.990525][ T7749] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7745] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7749] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5068] mkdir("./91", 0777 [pid 5062] <... close resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 7738] +++ exited with 0 +++ [pid 5062] rmdir("./88/bus" [pid 5060] getdents64(4, [pid 7749] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... mkdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7749] <... futex resumed>) = 1 [pid 7745] <... futex resumed>) = 0 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7738, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5060] close(4 [pid 7749] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7745] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./88/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./88", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7749] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7745] <... futex resumed>) = 0 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... close resumed>) = 0 [pid 7749] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7745] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] rmdir("./87/bus" [pid 7749] <... openat resumed>) = 4 [pid 5062] newfstatat(AT_FDCWD, "./88/binderfs", [pid 5061] <... openat resumed>) = 3 [pid 7749] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(3, "", [pid 5060] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./87/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7749] <... futex resumed>) = 1 [pid 5062] unlink("./88/binderfs" [pid 5061] getdents64(3, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7749] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7745] <... futex resumed>) = 0 [pid 5062] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 7755 attached [pid 7745] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./88/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] newfstatat(AT_FDCWD, "./87/binderfs", [pid 7755] set_robust_list(0x555555f856a0, 24 [pid 7749] <... futex resumed>) = 0 [pid 7745] <... futex resumed>) = 1 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7755 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./88/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7755] <... set_robust_list resumed>) = 0 [pid 7749] sendfile(4, 4, NULL, 7 [pid 7745] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(AT_FDCWD, "./88/file0", [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7755] chdir("./91" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] unlink("./87/binderfs" [pid 7755] <... chdir resumed>) = 0 [pid 5062] umount2("./88/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7755] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7755] <... prctl resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./88/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7755] setpgid(0, 0) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5062] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7755] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5062] getdents64(4, [pid 7755] <... openat resumed>) = 3 [pid 7755] write(3, "1000", 4 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... unlink resumed>) = 0 [pid 7755] <... write resumed>) = 4 [pid 7755] close(3 [pid 5062] getdents64(4, [pid 5060] umount2("./87/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7755] <... close resumed>) = 0 [pid 7755] symlink("/dev/binderfs", "./binderfs" [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] close(4 [pid 5061] <... umount2 resumed>) = 0 [pid 5061] umount2("./88/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./87/file0", [pid 7755] <... symlink resumed>) = 0 [pid 5062] rmdir("./88/file0" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(AT_FDCWD, "./88/bus", [pid 7755] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./87/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7755] <... futex resumed>) = 0 [pid 5061] umount2("./88/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7755] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7755] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5062] umount2("./88/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] openat(AT_FDCWD, "./88/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] openat(AT_FDCWD, "./87/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7755] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... openat resumed>) = 4 [pid 5060] <... openat resumed>) = 4 [pid 7755] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7755] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] newfstatat(AT_FDCWD, "./88/file1", [pid 5061] newfstatat(4, "", [pid 5060] newfstatat(4, "", [pid 7755] <... mmap resumed>) = 0x7fef411b2000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7755] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5061] getdents64(4, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7755] <... mprotect resumed>) = 0 [pid 5062] umount2("./88/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] getdents64(4, [pid 7755] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./88/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./88/bus/file0", [pid 7755] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] openat(AT_FDCWD, "./88/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] getdents64(4, [pid 7755] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7751] <... sendfile resumed>) = 4 [pid 7739] <... sendfile resumed>) = 4 [pid 5062] <... openat resumed>) = 4 [pid 5061] unlink("./88/bus/file0" [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 7758 attached [pid 7751] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7739] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] close(4 [pid 7758] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7755] <... clone3 resumed> => {parent_tid=[7758]}, 88) = 7758 [pid 7751] <... futex resumed>) = 0 [pid 7739] <... futex resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 5060] <... close resumed>) = 0 [pid 7758] <... rseq resumed>) = 0 [pid 7755] rt_sigprocmask(SIG_SETMASK, [], [pid 7751] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7739] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 5060] rmdir("./87/file0" [pid 7758] set_robust_list(0x7fef411d29a0, 24 [pid 7755] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7734] exit_group(0 [pid 7758] <... set_robust_list resumed>) = 0 [pid 5062] getdents64(4, [pid 5061] getdents64(4, [pid 5060] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7758] rt_sigprocmask(SIG_SETMASK, [], [pid 7755] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7751] <... futex resumed>) = ? [pid 7745] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7739] <... futex resumed>) = ? [pid 7734] <... exit_group resumed>) = ? [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] close(4 [pid 5060] umount2("./87/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7758] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7755] <... futex resumed>) = 0 [pid 7751] +++ exited with 0 +++ [pid 7745] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7739] +++ exited with 0 +++ [pid 7734] +++ exited with 0 +++ [pid 5061] <... close resumed>) = 0 [pid 7758] mkdir("./file0", 000 [pid 7755] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7745] <... futex resumed>) = 0 [pid 5062] umount2("./88/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] rmdir("./88/bus" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7745] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7734, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7758] <... mkdir resumed>) = 0 [pid 7745] <... mmap resumed>) = 0x7fef41191000 [pid 5063] restart_syscall(<... resuming interrupted clone ...> [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... rmdir resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./87/file1", [pid 5063] <... restart_syscall resumed>) = 0 [pid 7745] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] newfstatat(AT_FDCWD, "./88/file1/work", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7758] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7745] <... mprotect resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./88/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7758] <... futex resumed>) = 1 [pid 7755] <... futex resumed>) = 0 [pid 7745] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] umount2("./90", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./87/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./88/binderfs", [pid 7758] mkdir("./bus", 000 [pid 7755] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7745] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./88/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7758] <... mkdir resumed>) = 0 [pid 7755] <... futex resumed>) = 0 [pid 7745] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] unlink("./88/binderfs" [pid 7758] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7755] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... openat resumed>) = 3 [pid 5062] openat(AT_FDCWD, "./88/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... unlink resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./87/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7760 attached [pid 7758] <... futex resumed>) = 0 [pid 7755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7745] <... clone3 resumed> => {parent_tid=[7760]}, 88) = 7760 [pid 5063] newfstatat(3, "", [pid 5062] <... openat resumed>) = 5 [pid 5060] <... openat resumed>) = 4 [pid 7760] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7758] mkdir("./file1", 000 [pid 7755] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7745] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] newfstatat(5, "", [pid 5061] umount2("./88/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7760] <... rseq resumed>) = 0 [pid 7758] <... mkdir resumed>) = 0 [pid 7755] <... futex resumed>) = 0 [pid 7745] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] getdents64(3, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(4, "", [pid 7760] set_robust_list(0x7fef411b19a0, 24 [pid 5061] newfstatat(AT_FDCWD, "./88/file0", [pid 7760] <... set_robust_list resumed>) = 0 [pid 7760] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7755] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7745] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] getdents64(5, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7760] sendfile(3, 4, NULL, 281474978811911 [pid 7758] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7745] <... futex resumed>) = 0 [pid 5063] umount2("./90/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] umount2("./88/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 7758] <... futex resumed>) = 1 [pid 7755] <... futex resumed>) = 0 [pid 7745] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(5, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7758] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7755] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] openat(AT_FDCWD, "./88/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7755] <... futex resumed>) = 0 [pid 5062] close(5 [pid 5060] umount2("./87/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7758] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7755] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... close resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 5062] rmdir("./88/file1/work" [pid 5061] newfstatat(4, "", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] newfstatat(AT_FDCWD, "./87/file1/work", [pid 5061] getdents64(4, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./87/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./87/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5060] newfstatat(5, "", [pid 7749] <... sendfile resumed>) = 4 [pid 7749] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7749] <... futex resumed>) = 0 [pid 7749] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5060] getdents64(5, [pid 7760] <... sendfile resumed>) = 4 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] umount2("./88/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 7760] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7745] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] getdents64(5, [pid 7760] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7745] exit_group(0 [pid 5062] newfstatat(AT_FDCWD, "./88/file1/index", [pid 5061] close(4 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7760] <... futex resumed>) = ? [pid 7749] <... futex resumed>) = ? [pid 7745] <... exit_group resumed>) = ? [pid 5061] <... close resumed>) = 0 [pid 5060] close(5 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] rmdir("./88/file0" [pid 7760] +++ exited with 0 +++ [pid 5060] <... close resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5062] umount2("./88/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./88/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./87/file1/work" [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7749] +++ exited with 0 +++ [pid 7745] +++ exited with 0 +++ [pid 5063] <... umount2 resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./88/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] newfstatat(AT_FDCWD, "./88/file1", [pid 5060] <... rmdir resumed>) = 0 [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7745, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5063] umount2("./90/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... openat resumed>) = 5 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(5, "", [pid 5060] umount2("./87/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./90/bus", [pid 5061] umount2("./88/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./89", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./87/file1/index", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./87/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./87/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... openat resumed>) = 3 [pid 5063] umount2("./90/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(5, [pid 5061] openat(AT_FDCWD, "./88/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(3, "", [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... openat resumed>) = 4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] openat(AT_FDCWD, "./90/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] newfstatat(4, "", [pid 5065] getdents64(3, [pid 5062] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... openat resumed>) = 4 [pid 5060] <... openat resumed>) = 5 [pid 5060] newfstatat(5, "", [pid 5062] close(5 [pid 5061] getdents64(4, [pid 5065] umount2("./89/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(4, "", [pid 5062] <... close resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] rmdir("./88/file1/index" [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 5060] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(5, [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(5) = 0 [pid 5060] rmdir("./87/file1/index" [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] umount2("./88/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 5063] umount2("./90/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7755] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./88/file1/work", [pid 5060] getdents64(4, [pid 7755] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5063] newfstatat(AT_FDCWD, "./90/bus/file0", [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7755] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef41191000 [pid 5060] close(4 [pid 7755] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5060] <... close resumed>) = 0 [pid 7755] <... mprotect resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] close(4 [pid 5061] umount2("./88/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./87/file1" [pid 7755] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] unlink("./90/bus/file0" [pid 5062] <... close resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7755] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7755] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] <... unlink resumed>) = 0 [pid 5062] rmdir("./88/file1" [pid 5061] openat(AT_FDCWD, "./88/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 7761 attached [pid 5061] <... openat resumed>) = 5 [pid 5060] getdents64(3, [pid 7755] <... clone3 resumed> => {parent_tid=[7761]}, 88) = 7761 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] newfstatat(5, "", [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7761] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7755] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] getdents64(4, [pid 5062] getdents64(3, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] close(3 [pid 7761] <... rseq resumed>) = 0 [pid 7755] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] getdents64(5, [pid 5060] <... close resumed>) = 0 [pid 7761] set_robust_list(0x7fef411b19a0, 24 [pid 7755] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] rmdir("./87" [pid 7761] <... set_robust_list resumed>) = 0 [pid 7755] <... futex resumed>) = 0 [pid 7761] rt_sigprocmask(SIG_SETMASK, [], [pid 7755] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7761] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7761] unlink(NULL) = -1 EFAULT (Bad address) [pid 7761] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7755] <... futex resumed>) = 0 [pid 7761] chdir("./bus" [pid 7755] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7761] <... chdir resumed>) = 0 [pid 7755] <... futex resumed>) = 0 [pid 7755] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7761] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7755] <... futex resumed>) = 0 [pid 7761] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7755] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7761] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7755] <... futex resumed>) = 0 [pid 7761] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7755] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7761] <... open resumed>) = 3 [pid 7758] <... mount resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... rmdir resumed>) = 0 [pid 7761] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7758] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] close(4 [pid 5062] close(3 [pid 5061] getdents64(5, [pid 5060] mkdir("./88", 0777 [pid 5062] <... close resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7761] <... futex resumed>) = 1 [pid 7758] <... futex resumed>) = 0 [pid 7755] <... futex resumed>) = 0 [pid 7761] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7758] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 7755] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5062] rmdir("./88" [pid 5061] close(5 [pid 5060] <... mkdir resumed>) = 0 [pid 5065] umount2("./89/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./90/bus" [pid 5061] <... close resumed>) = 0 [pid 7758] fcntl(-1, F_SETFL, O_RDONLY [pid 7755] <... futex resumed>) = 0 [pid 5061] rmdir("./88/file1/work" [pid 7758] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7755] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... rmdir resumed>) = 0 [pid 7758] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] newfstatat(AT_FDCWD, "./89/bus", [pid 5063] <... rmdir resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5062] mkdir("./89", 0777 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7758] <... futex resumed>) = 0 [pid 7755] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./90/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./88/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7758] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7755] <... futex resumed>) = 0 [pid 7758] <... openat resumed>) = 4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... mkdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./89/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./90/binderfs", ./strace-static-x86_64: Process 7762 attached [pid 7758] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7755] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] newfstatat(AT_FDCWD, "./88/file1/index", [pid 7762] set_robust_list(0x555555f856a0, 24 [pid 7758] <... futex resumed>) = 0 [pid 7755] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] openat(AT_FDCWD, "./89/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7762] <... set_robust_list resumed>) = 0 [pid 7758] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7755] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7758] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7755] <... futex resumed>) = 0 [pid 7762] chdir("./88" [pid 7758] sendfile(4, 4, NULL, 7 [pid 7755] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7763 attached [pid 5065] <... openat resumed>) = 4 [pid 5063] unlink("./90/binderfs" [pid 5061] umount2("./88/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7762 [ 117.200795][ T7758] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7763] set_robust_list(0x555555f856a0, 24 [pid 7762] <... chdir resumed>) = 0 [pid 5065] newfstatat(4, "", [pid 5063] <... unlink resumed>) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7763 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7763] <... set_robust_list resumed>) = 0 [pid 7762] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] openat(AT_FDCWD, "./88/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7763] chdir("./89" [pid 7762] <... prctl resumed>) = 0 [pid 5065] getdents64(4, [pid 5063] umount2("./90/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... openat resumed>) = 5 [pid 7763] <... chdir resumed>) = 0 [pid 7762] setpgid(0, 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(5, "", [pid 7762] <... setpgid resumed>) = 0 [pid 7762] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] umount2("./89/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./90/file0", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7762] <... openat resumed>) = 3 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(5, [pid 5065] newfstatat(AT_FDCWD, "./89/bus/file0", [pid 5063] umount2("./90/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7762] write(3, "1000", 4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7762] <... write resumed>) = 4 [pid 5065] unlink("./89/bus/file0" [pid 5063] openat(AT_FDCWD, "./90/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] getdents64(5, [pid 7763] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5063] <... openat resumed>) = 4 [pid 7763] <... prctl resumed>) = 0 [pid 7763] setpgid(0, 0 [pid 7762] close(3 [pid 5065] <... unlink resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7763] <... setpgid resumed>) = 0 [pid 7763] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7762] <... close resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 5061] close(5 [pid 7762] symlink("/dev/binderfs", "./binderfs" [pid 5061] <... close resumed>) = 0 [pid 7763] <... openat resumed>) = 3 [pid 7762] <... symlink resumed>) = 0 [pid 5065] getdents64(4, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] rmdir("./88/file1/index" [pid 7763] write(3, "1000", 4 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] getdents64(4, [pid 5061] <... rmdir resumed>) = 0 [pid 7763] <... write resumed>) = 4 [pid 7762] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(4 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7763] close(3) = 0 [pid 7762] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5063] getdents64(4, [pid 7763] symlink("/dev/binderfs", "./binderfs" [pid 7762] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5065] rmdir("./89/bus" [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(4, [pid 7763] <... symlink resumed>) = 0 [pid 7762] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] close(4 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7763] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7762] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5063] <... close resumed>) = 0 [pid 5061] close(4 [pid 7763] <... futex resumed>) = 0 [pid 7762] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] rmdir("./90/file0" [pid 5061] <... close resumed>) = 0 [pid 7763] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7762] <... mmap resumed>) = 0x7fef411b2000 [pid 5065] umount2("./89/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 5061] rmdir("./88/file1" [pid 7763] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7763] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7762] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7763] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./90/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 7763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7762] <... mprotect resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./89/binderfs", [pid 7763] <... mmap resumed>) = 0x7fef411b2000 [pid 7762] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(3, [pid 7763] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7758] <... sendfile resumed>) = 4 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7763] <... mprotect resumed>) = 0 [pid 7762] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7758] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7755] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] unlink("./89/binderfs" [pid 5063] newfstatat(AT_FDCWD, "./90/file1", [pid 5061] close(3 [pid 7763] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7762] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7758] <... futex resumed>) = 0 [pid 7755] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7763] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7758] sendfile(3, 4, NULL, 281474978811911 [pid 7755] <... futex resumed>) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7763] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5065] umount2("./89/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./90/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] rmdir("./88" [pid 7762] <... clone3 resumed> => {parent_tid=[7766]}, 88) = 7766 [pid 5065] newfstatat(AT_FDCWD, "./89/file0", [pid 5063] openat(AT_FDCWD, "./90/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... rmdir resumed>) = 0 [pid 7762] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... openat resumed>) = 4 [pid 7762] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] umount2("./89/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7762] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(4, "", [pid 7762] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./89/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7762] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... openat resumed>) = 4 [pid 5063] getdents64(4, [pid 5061] mkdir("./89", 0777 [pid 5065] newfstatat(4, "", [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] <... mkdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, [pid 5063] umount2("./90/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(4, [pid 5063] newfstatat(AT_FDCWD, "./90/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] umount2("./90/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] close(4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... close resumed>) = 0 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] rmdir("./89/file0" [pid 5063] openat(AT_FDCWD, "./90/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... openat resumed>) = 5 [pid 5065] umount2("./89/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(5, "", [pid 5065] newfstatat(AT_FDCWD, "./89/file1", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] umount2("./89/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./89/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] getdents64(5, [pid 5065] <... openat resumed>) = 4 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] close(5 [pid 5065] newfstatat(4, "", [pid 5063] <... close resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] rmdir("./90/file1/work" [pid 5065] getdents64(4, [pid 5063] <... rmdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [ 117.313236][ T7758] [ 117.315612][ T7758] ====================================================== [ 117.322640][ T7758] WARNING: possible circular locking dependency detected [ 117.329667][ T7758] 6.7.0-rc6-syzkaller-00010-g2cf4f94d8e86 #0 Not tainted [ 117.336722][ T7758] ------------------------------------------------------ [ 117.343733][ T7758] syz-executor424/7758 is trying to acquire lock: [ 117.350242][ T7758] ffff88801f1ef9e0 (&p->lock){+.+.}-{3:3}, at: seq_read_iter+0xb2/0xd10 [ 117.358698][ T7758] [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7767 [pid 5065] umount2("./89/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./90/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(AT_FDCWD, "./89/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./89/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./90/file1/index", [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] openat(AT_FDCWD, "./89/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] umount2("./90/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... openat resumed>) = 5 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 117.358698][ T7758] but task is already holding lock: [ 117.367950][ T7758] ffff88814cd7a418 (sb_writers#4){.+.+}-{0:0}, at: do_sendfile+0x607/0x1000 [ 117.377245][ T7766] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 117.378080][ T7758] [ 117.378080][ T7758] which lock already depends on the new lock. [ 117.378080][ T7758] [ 117.378089][ T7758] [ 117.378089][ T7758] the existing dependency chain (in reverse order) is: [ 117.378096][ T7758] [ 117.378096][ T7758] -> #3 [ 117.389586][ T7768] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 117.396633][ T7758] (sb_writers#4){.+.+}-{0:0}: [ 117.396668][ T7758] lock_acquire+0x1e3/0x530 [ 117.396693][ T7758] sb_start_write+0x4d/0x1c0 [ 117.396715][ T7758] mnt_want_write+0x3f/0x90 [ 117.439018][ T7758] ovl_create_object+0x13b/0x360 [ 117.444560][ T7758] path_openat+0x13fa/0x3290 [ 117.449715][ T7758] do_filp_open+0x234/0x490 [ 117.454760][ T7758] do_sys_openat2+0x13e/0x1d0 [ 117.463911][ T7758] __x64_sys_open+0x225/0x270 [ 117.469496][ T7758] do_syscall_64+0x45/0x110 [ 117.474569][ T7758] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 117.480998][ T7758] [ 117.480998][ T7758] -> #2 (&ovl_i_mutex_dir_key[depth]){++++}-{3:3}: [ 117.489686][ T7758] lock_acquire+0x1e3/0x530 [ 117.494705][ T7758] down_read+0xb1/0xa40 [ 117.499408][ T7758] lookup_slow+0x45/0x70 [ 117.504177][ T7758] walk_component+0x2d0/0x400 [ 117.509369][ T7758] path_lookupat+0x16f/0x450 [ 117.514467][ T7758] filename_lookup+0x255/0x610 [ 117.519740][ T7758] kern_path+0x35/0x50 [ 117.524332][ T7758] lookup_bdev+0xc5/0x290 [ 117.529173][ T7758] resume_store+0x1a0/0x710 [ 117.534271][ T7758] kernfs_fop_write_iter+0x3b3/0x510 [ 117.540683][ T7758] do_iter_readv_writev+0x330/0x4a0 [ 117.546485][ T7758] do_iter_write+0x1f6/0x8d0 [ 117.551599][ T7758] iter_file_splice_write+0x86d/0x1010 [ 117.557822][ T7758] direct_splice_actor+0xea/0x1c0 [ 117.563700][ T7758] splice_direct_to_actor+0x376/0x9e0 [ 117.570405][ T7758] do_splice_direct+0x2ac/0x3f0 [ 117.575783][ T7758] do_sendfile+0x62c/0x1000 [ 117.580909][ T7758] __se_sys_sendfile64+0x17c/0x1e0 [ 117.586534][ T7758] do_syscall_64+0x45/0x110 [ 117.591552][ T7758] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 117.597960][ T7758] [ 117.597960][ T7758] -> #1 (&of->mutex){+.+.}-{3:3}: [ 117.605165][ T7758] lock_acquire+0x1e3/0x530 [ 117.610181][ T7758] __mutex_lock+0x136/0xd60 [ 117.615199][ T7758] kernfs_seq_start+0x53/0x3a0 [ 117.620500][ T7758] seq_read_iter+0x3d4/0xd10 [ 117.625632][ T7758] vfs_read+0x78b/0xb00 [ 117.630313][ T7758] ksys_read+0x1a0/0x2c0 [ 117.635069][ T7758] do_syscall_64+0x45/0x110 [ 117.640096][ T7758] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 117.646509][ T7758] [ 117.646509][ T7758] -> #0 (&p->lock){+.+.}-{3:3}: [ 117.653795][ T7758] validate_chain+0x1909/0x5ab0 [ 117.659164][ T7758] __lock_acquire+0x1345/0x1fd0 [ 117.664596][ T7758] lock_acquire+0x1e3/0x530 [ 117.669816][ T7758] __mutex_lock+0x136/0xd60 [ 117.674870][ T7758] seq_read_iter+0xb2/0xd10 [ 117.679905][ T7758] copy_splice_read+0x4c9/0x9c0 [ 117.685296][ T7758] splice_direct_to_actor+0x2c4/0x9e0 [ 117.691223][ T7758] do_splice_direct+0x2ac/0x3f0 [ 117.696593][ T7758] do_sendfile+0x62c/0x1000 [ 117.701627][ T7758] __se_sys_sendfile64+0x17c/0x1e0 [ 117.707378][ T7758] do_syscall_64+0x45/0x110 [ 117.712392][ T7758] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 117.718796][ T7758] [ 117.718796][ T7758] other info that might help us debug this: [ 117.718796][ T7758] [ 117.729023][ T7758] Chain exists of: [ 117.729023][ T7758] &p->lock --> &ovl_i_mutex_dir_key[depth] --> sb_writers#4 [ 117.729023][ T7758] [ 117.742339][ T7758] Possible unsafe locking scenario: [ 117.742339][ T7758] [ 117.749827][ T7758] CPU0 CPU1 [ 117.755630][ T7758] ---- ---- [ 117.760990][ T7758] rlock(sb_writers#4); [ 117.765230][ T7758] lock(&ovl_i_mutex_dir_key[depth]); [ 117.773223][ T7758] lock(sb_writers#4); [ 117.780001][ T7758] lock(&p->lock); [ 117.783808][ T7758] [ 117.783808][ T7758] *** DEADLOCK *** [ 117.783808][ T7758] [ 117.791942][ T7758] 1 lock held by syz-executor424/7758: [ 117.797395][ T7758] #0: ffff88814cd7a418 (sb_writers#4){.+.+}-{0:0}, at: do_sendfile+0x607/0x1000 [ 117.806544][ T7758] [ 117.806544][ T7758] stack backtrace: [ 117.812415][ T7758] CPU: 0 PID: 7758 Comm: syz-executor424 Not tainted 6.7.0-rc6-syzkaller-00010-g2cf4f94d8e86 #0 [ 117.822900][ T7758] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 [ 117.832944][ T7758] Call Trace: [ 117.836216][ T7758] [ 117.839136][ T7758] dump_stack_lvl+0x1e7/0x2d0 [ 117.843815][ T7758] ? nf_tcp_handle_invalid+0x650/0x650 [ 117.849295][ T7758] ? print_circular_bug+0x12b/0x1a0 [ 117.854784][ T7758] check_noncircular+0x366/0x490 [ 117.859727][ T7758] ? print_deadlock_bug+0x610/0x610 [ 117.864936][ T7758] ? lockdep_lock+0x123/0x2b0 [ 117.869635][ T7758] ? __lock_acquire+0x1345/0x1fd0 [ 117.874759][ T7758] ? _find_first_zero_bit+0xd4/0x100 [ 117.880042][ T7758] validate_chain+0x1909/0x5ab0 [ 117.884895][ T7758] ? reacquire_held_locks+0x690/0x690 [ 117.890259][ T7758] ? __lock_acquire+0x1fd0/0x1fd0 [ 117.895277][ T7758] ? page_ext_put+0x9c/0xb0 [ 117.899775][ T7758] ? __lock_acquire+0x1fd0/0x1fd0 [ 117.904788][ T7758] ? page_ext_get+0x1d6/0x2a0 [ 117.909456][ T7758] ? get_page_from_freelist+0x33ea/0x3570 [ 117.915168][ T7758] ? mark_lock+0x9a/0x350 [ 117.919488][ T7758] __lock_acquire+0x1345/0x1fd0 [ 117.924336][ T7758] lock_acquire+0x1e3/0x530 [ 117.928916][ T7758] ? seq_read_iter+0xb2/0xd10 [ 117.933878][ T7758] ? read_lock_is_recursive+0x20/0x20 [ 117.939240][ T7758] ? __might_sleep+0xe0/0xe0 [ 117.943870][ T7758] ? rcu_is_watching+0x15/0xb0 [ 117.948656][ T7758] ? __alloc_pages+0x309/0x680 [ 117.953844][ T7758] __mutex_lock+0x136/0xd60 [ 117.958915][ T7758] ? seq_read_iter+0xb2/0xd10 [ 117.963611][ T7758] ? seq_read_iter+0xb2/0xd10 [ 117.968288][ T7758] ? mutex_lock_nested+0x20/0x20 [ 117.973307][ T7758] ? __alloc_pages_bulk+0x729/0xd40 [ 117.978720][ T7758] seq_read_iter+0xb2/0xd10 [ 117.983244][ T7758] ? copy_splice_read+0x192/0x9c0 [ 117.988266][ T7758] ? kernfs_fop_read_iter+0x144/0x630 [ 117.993631][ T7758] ? copy_splice_read+0x192/0x9c0 [ 117.998649][ T7758] ? trace_kmalloc+0x1f/0xa0 [ 118.003226][ T7758] copy_splice_read+0x4c9/0x9c0 [ 118.008088][ T7758] ? splice_shrink_spd+0xb0/0xb0 [ 118.013023][ T7758] ? vfs_splice_read+0x24d/0x3b0 [ 118.017946][ T7758] ? splice_shrink_spd+0xb0/0xb0 [ 118.023745][ T7758] splice_direct_to_actor+0x2c4/0x9e0 [ 118.029110][ T7758] ? direct_file_splice_eof+0xb0/0xb0 [ 118.034730][ T7758] ? warn_unsupported+0xc0/0xc0 [ 118.039577][ T7758] ? fsnotify_perm+0x67/0x5a0 [ 118.044252][ T7758] ? bpf_lsm_file_permission+0x9/0x10 [ 118.050227][ T7758] do_splice_direct+0x2ac/0x3f0 [ 118.055256][ T7758] ? splice_direct_to_actor+0x9e0/0x9e0 [ 118.061948][ T7758] ? rcu_read_lock_any_held+0xb7/0x160 [ 118.067423][ T7758] ? do_splice_direct+0x3f0/0x3f0 [ 118.072464][ T7758] do_sendfile+0x62c/0x1000 [ 118.076986][ T7758] ? do_pwritev+0x360/0x360 [ 118.081512][ T7758] ? _raw_spin_unlock_irq+0x2e/0x50 [ 118.086734][ T7758] ? ptrace_notify+0x278/0x380 [ 118.091518][ T7758] ? do_notify_parent+0x10c0/0x10c0 [ 118.096713][ T7758] ? lockdep_hardirqs_on_prepare+0x43c/0x780 [ 118.102693][ T7758] __se_sys_sendfile64+0x17c/0x1e0 [ 118.107807][ T7758] ? __x64_sys_sendfile64+0xb0/0xb0 [ 118.112999][ T7758] ? syscall_enter_from_user_mode+0xa4/0x2d0 [ 118.118970][ T7758] ? syscall_enter_from_user_mode+0xf5/0x2d0 [ 118.124940][ T7758] do_syscall_64+0x45/0x110 [ 118.129460][ T7758] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 118.135352][ T7758] RIP: 0033:0x7fef41211d49 [ 118.139770][ T7758] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 81 18 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [pid 5065] newfstatat(5, "", [pid 5063] openat(AT_FDCWD, "./90/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... openat resumed>) = 5 [pid 5065] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 7768 attached ./strace-static-x86_64: Process 7767 attached ./strace-static-x86_64: Process 7766 attached [pid 7755] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(5, [pid 7768] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7767] set_robust_list(0x555555f856a0, 24 [pid 7766] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7763] <... clone3 resumed> => {parent_tid=[7768]}, 88) = 7768 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] getdents64(5, [pid 7768] <... rseq resumed>) = 0 [pid 7767] <... set_robust_list resumed>) = 0 [pid 7766] <... rseq resumed>) = 0 [pid 7763] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] close(5 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7768] set_robust_list(0x7fef411d29a0, 24 [pid 7767] chdir("./89" [pid 7766] set_robust_list(0x7fef411d29a0, 24 [pid 7763] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... close resumed>) = 0 [pid 7768] <... set_robust_list resumed>) = 0 [pid 7767] <... chdir resumed>) = 0 [pid 7766] <... set_robust_list resumed>) = 0 [pid 7763] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] rmdir("./89/file1/work" [pid 5063] getdents64(5, [pid 7768] rt_sigprocmask(SIG_SETMASK, [], [pid 7767] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7766] rt_sigprocmask(SIG_SETMASK, [], [pid 7763] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7768] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7767] <... prctl resumed>) = 0 [pid 7766] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7763] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7768] mkdir("./file0", 000 [pid 7767] setpgid(0, 0 [pid 7766] mkdir("./file0", 000 [pid 5063] close(5 [pid 7768] <... mkdir resumed>) = 0 [pid 7767] <... setpgid resumed>) = 0 [pid 7766] <... mkdir resumed>) = 0 [pid 5065] umount2("./89/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... close resumed>) = 0 [pid 7767] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] rmdir("./90/file1/index" [pid 5065] newfstatat(AT_FDCWD, "./89/file1/index", [pid 5063] <... rmdir resumed>) = 0 [pid 7767] write(3, "1000", 4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7767] <... write resumed>) = 4 [pid 7766] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7768] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7767] close(3 [pid 7766] <... futex resumed>) = 1 [pid 7762] <... futex resumed>) = 0 [pid 5065] umount2("./89/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7768] <... futex resumed>) = 1 [pid 7767] <... close resumed>) = 0 [pid 7766] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7763] <... futex resumed>) = 0 [pid 7762] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(4, [pid 7768] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7767] symlink("/dev/binderfs", "./binderfs" [pid 7766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7763] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7762] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./89/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7767] <... symlink resumed>) = 0 [pid 7766] mkdir("./bus", 000 [pid 7763] <... futex resumed>) = 0 [pid 7762] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7768] mkdir("./bus", 000 [pid 7766] <... mkdir resumed>) = 0 [pid 7763] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... openat resumed>) = 5 [pid 5063] close(4 [pid 7768] <... mkdir resumed>) = 0 [pid 7767] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(5, "", [pid 5063] <... close resumed>) = 0 [pid 7766] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] rmdir("./90/file1" [pid 7767] <... futex resumed>) = 0 [pid 7768] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7767] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7766] <... futex resumed>) = 1 [pid 7762] <... futex resumed>) = 0 [pid 5065] getdents64(5, [pid 5063] <... rmdir resumed>) = 0 [pid 7768] <... futex resumed>) = 1 [pid 7767] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7766] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7763] <... futex resumed>) = 0 [pid 7762] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7767] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7762] <... futex resumed>) = 0 [pid 7768] mkdir("./file1", 000 [pid 7767] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7766] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7763] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7762] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(5, [pid 7768] <... mkdir resumed>) = 0 [pid 7767] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7766] mkdir("./file1", 000 [pid 7763] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] getdents64(3, [pid 7767] <... mmap resumed>) = 0x7fef411b2000 [pid 7766] <... mkdir resumed>) = 0 [pid 7763] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] close(5 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7767] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... close resumed>) = 0 [pid 5063] close(3 [pid 7768] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7767] <... mprotect resumed>) = 0 [pid 5065] rmdir("./89/file1/index" [pid 5063] <... close resumed>) = 0 [pid 7768] <... futex resumed>) = 1 [pid 7763] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 7768] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7767] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7766] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7763] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] rmdir("./90" [pid 7768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7763] <... futex resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7768] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7763] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7767] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7766] <... futex resumed>) = 1 [pid 7762] <... futex resumed>) = 0 [pid 7767] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5065] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7766] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7762] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(4 [pid 5063] mkdir("./91", 0777 [pid 7762] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5063] <... mkdir resumed>) = 0 [pid 7767] <... clone3 resumed> => {parent_tid=[7769]}, 88) = 7769 [pid 7767] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7767] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7767] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7762] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] rmdir("./89/file1" [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] <... rmdir resumed>) = 0 [pid 5065] getdents64(3, [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7770 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7755] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] close(3) = 0 [pid 5065] rmdir("./89") = 0 [pid 5065] mkdir("./90", 0777) = 0 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555f85690) = 7771 [pid 7763] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7763] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef41191000 [pid 7763] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7763] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7763] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} => {parent_tid=[7772]}, 88) = 7772 [pid 7763] rt_sigprocmask(SIG_SETMASK, [], [pid 7766] <... mount resumed>) = 0 [pid 7763] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7763] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7763] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7766] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7762] <... futex resumed>) = 0 [pid 7762] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7762] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7766] unlink(NULL) = -1 EFAULT (Bad address) [pid 7766] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7762] <... futex resumed>) = 0 [pid 7766] chdir("./bus" [pid 7762] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7766] <... chdir resumed>) = 0 [pid 7762] <... futex resumed>) = 0 [pid 7766] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7762] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7766] <... futex resumed>) = 0 [pid 7762] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7766] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7762] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7766] <... open resumed>) = 3 [pid 7762] <... futex resumed>) = 0 [pid 7762] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7766] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7762] <... futex resumed>) = 0 [pid 7762] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7762] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7766] <... futex resumed>) = 1 [pid 7766] fcntl(-1, F_SETFL, O_RDONLY) = -1 EBADF (Bad file descriptor) [pid 7766] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7767] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7762] <... futex resumed>) = 0 [pid 7767] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 7762] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7767] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7762] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7767] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7767] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef41191000 [pid 7767] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7767] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7767] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} => {parent_tid=[7773]}, 88) = 7773 [pid 7767] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7767] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7767] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7766] <... futex resumed>) = 1 [pid 7766] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME) = 4 [pid 7766] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7762] <... futex resumed>) = 0 [pid 7762] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7766] sendfile(4, 4, NULL, 7 [pid 7762] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7768] <... mount resumed>) = 0 ./strace-static-x86_64: Process 7771 attached ./strace-static-x86_64: Process 7770 attached ./strace-static-x86_64: Process 7769 attached [pid 7763] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) ./strace-static-x86_64: Process 7772 attached ./strace-static-x86_64: Process 7773 attached [pid 7763] futex(0x7fef4129c40c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7767] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7762] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7763] <... futex resumed>) = 0 [pid 7763] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef41170000 [pid 7763] mprotect(0x7fef41171000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7763] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7763] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef41190990, parent_tid=0x7fef41190990, exit_signal=0, stack=0x7fef41170000, stack_size=0x20300, tls=0x7fef411906c0} => {parent_tid=[7775]}, 88) = 7775 [pid 7763] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7763] futex(0x7fef4129c408, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7763] futex(0x7fef4129c40c, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7775 attached [pid 7771] set_robust_list(0x555555f856a0, 24 [pid 7770] set_robust_list(0x555555f856a0, 24 [pid 7769] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7768] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7770] <... set_robust_list resumed>) = 0 [pid 7769] <... rseq resumed>) = 0 [pid 7768] <... futex resumed>) = 0 [pid 7770] chdir("./91" [pid 7769] set_robust_list(0x7fef411d29a0, 24 [pid 7768] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7770] <... chdir resumed>) = 0 [pid 7769] <... set_robust_list resumed>) = 0 [pid 7770] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7769] rt_sigprocmask(SIG_SETMASK, [], [pid 7770] <... prctl resumed>) = 0 [pid 7769] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7770] setpgid(0, 0 [pid 7769] mkdir("./file0", 000 [pid 7773] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7772] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7769] <... mkdir resumed>) = 0 [pid 7770] <... setpgid resumed>) = 0 [pid 7770] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7771] <... set_robust_list resumed>) = 0 [pid 7770] <... openat resumed>) = 3 [pid 7775] rseq(0x7fef41190fe0, 0x20, 0, 0x53053053 [pid 7771] chdir("./90" [pid 7770] write(3, "1000", 4) = 4 [pid 7770] close(3) = 0 [pid 7775] <... rseq resumed>) = 0 [pid 7771] <... chdir resumed>) = 0 [pid 7770] symlink("/dev/binderfs", "./binderfs" [pid 7769] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7775] set_robust_list(0x7fef411909a0, 24 [pid 7771] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7770] <... symlink resumed>) = 0 [pid 7769] <... futex resumed>) = 0 [pid 7775] <... set_robust_list resumed>) = 0 [pid 7771] <... prctl resumed>) = 0 [pid 7770] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7769] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7775] rt_sigprocmask(SIG_SETMASK, [], [pid 7771] setpgid(0, 0 [pid 7770] <... futex resumed>) = 0 [pid 7771] <... setpgid resumed>) = 0 [pid 7770] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7767] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7762] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7771] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7770] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7771] <... openat resumed>) = 3 [pid 7770] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7775] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7771] write(3, "1000", 4 [pid 7770] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7775] chdir("./bus" [pid 7771] <... write resumed>) = 4 [pid 7770] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7775] <... chdir resumed>) = 0 [pid 7771] close(3 [pid 7770] <... mmap resumed>) = 0x7fef411b2000 [pid 7775] futex(0x7fef4129c40c, FUTEX_WAKE_PRIVATE, 1000000 [pid 7771] <... close resumed>) = 0 [pid 7770] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7775] <... futex resumed>) = 1 [pid 7771] symlink("/dev/binderfs", "./binderfs" [pid 7770] <... mprotect resumed>) = 0 [pid 7763] <... futex resumed>) = 0 [pid 7775] futex(0x7fef4129c408, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7771] <... symlink resumed>) = 0 [pid 7770] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7763] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7771] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7770] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7768] <... futex resumed>) = 0 [pid 7763] <... futex resumed>) = 1 [pid 7771] <... futex resumed>) = 0 [pid 7770] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7768] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7763] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7776 attached [pid 7771] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7768] <... open resumed>) = 3 [pid 7776] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7771] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7770] <... clone3 resumed> => {parent_tid=[7776]}, 88) = 7776 [pid 7771] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7770] rt_sigprocmask(SIG_SETMASK, [], [pid 7773] <... rseq resumed>) = 0 [pid 7772] <... rseq resumed>) = 0 [pid 7771] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7770] <... rt_sigprocmask resumed>NULL, 8) = 0 [ 118.162169][ T7758] RSP: 002b:00007fef411d2218 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 118.170585][ T7758] RAX: ffffffffffffffda RBX: 00007fef4129c3e8 RCX: 00007fef41211d49 [ 118.178639][ T7758] RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000003 [ 118.186603][ T7758] RBP: 00007fef4129c3e0 R08: 0000000000000000 R09: 0000000000000000 [ 118.194565][ T7758] R10: 0001000000201007 R11: 0000000000000246 R12: 00007fef41269060 [ 118.202526][ T7758] R13: 0030656c69662f2e R14: 6e6f3d6f6e69782c R15: 0079616c7265766f [ 118.210493][ T7758] [pid 7776] <... rseq resumed>) = 0 [pid 7771] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7770] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7769] <... futex resumed>) = 0 [pid 7767] <... futex resumed>) = 1 [pid 7762] <... futex resumed>) = 0 [pid 7776] set_robust_list(0x7fef411d29a0, 24 [pid 7773] set_robust_list(0x7fef411b19a0, 24 [pid 7772] set_robust_list(0x7fef411b19a0, 24 [pid 7771] <... mmap resumed>) = 0x7fef411b2000 [pid 7770] <... futex resumed>) = 0 [pid 7769] mkdir("./file1", 000 [pid 7768] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7776] <... set_robust_list resumed>) = 0 [pid 7773] <... set_robust_list resumed>) = 0 [pid 7772] <... set_robust_list resumed>) = 0 [pid 7771] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7770] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7769] <... mkdir resumed>) = 0 [pid 7768] <... futex resumed>) = 1 [pid 7767] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7763] <... futex resumed>) = 0 [pid 7762] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7776] rt_sigprocmask(SIG_SETMASK, [], [pid 7771] <... mprotect resumed>) = 0 [pid 7769] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7768] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7763] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7776] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7771] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7769] <... futex resumed>) = 0 [pid 7768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7763] <... futex resumed>) = 0 [pid 7776] mkdir("./file0", 000 [pid 7771] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7769] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7768] fcntl(-1, F_SETFL, O_RDONLY [pid 7763] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7776] <... mkdir resumed>) = 0 [pid 7771] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7768] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 7778 attached [pid 7776] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7768] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7778] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7776] <... futex resumed>) = 1 [pid 7770] <... futex resumed>) = 0 [pid 7768] <... futex resumed>) = 1 [pid 7763] <... futex resumed>) = 0 [pid 7778] <... rseq resumed>) = 0 [pid 7776] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7771] <... clone3 resumed> => {parent_tid=[7778]}, 88) = 7778 [pid 7770] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7768] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7763] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7778] set_robust_list(0x7fef411d29a0, 24 [pid 7776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7771] rt_sigprocmask(SIG_SETMASK, [], [pid 7770] <... futex resumed>) = 0 [pid 7768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7763] <... futex resumed>) = 0 [pid 7778] <... set_robust_list resumed>) = 0 [pid 7776] mkdir("./bus", 000 [pid 7771] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7770] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7768] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7763] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7778] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7776] <... mkdir resumed>) = 0 [pid 7771] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7768] <... openat resumed>) = 4 [pid 7778] mkdir("./file0", 000) = 0 [pid 7776] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7771] <... futex resumed>) = 0 [pid 7776] <... futex resumed>) = 1 [pid 7771] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7770] <... futex resumed>) = 0 [pid 7768] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7770] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7768] <... futex resumed>) = 1 [pid 7763] <... futex resumed>) = 0 [pid 7776] mkdir("./file1", 000 [pid 7770] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7768] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7763] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7778] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7776] <... mkdir resumed>) = 0 [pid 7768] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7763] <... futex resumed>) = 0 [pid 7778] <... futex resumed>) = 1 [pid 7771] <... futex resumed>) = 0 [pid 7763] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7778] mkdir("./bus", 000 [pid 7771] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7768] sendfile(4, 4, NULL, 7 [pid 7778] <... mkdir resumed>) = 0 [pid 7776] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7771] <... futex resumed>) = 0 [pid 7771] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7770] <... futex resumed>) = 0 [pid 7770] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7776] <... futex resumed>) = 1 [pid 7770] <... futex resumed>) = 0 [pid 7770] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7776] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7778] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7773] rt_sigprocmask(SIG_SETMASK, [], [pid 7772] rt_sigprocmask(SIG_SETMASK, [], [pid 7767] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7762] <... mmap resumed>) = 0x7fef41191000 [pid 7778] <... futex resumed>) = 1 [pid 7778] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7773] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7772] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7771] <... futex resumed>) = 0 [pid 7767] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7762] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7758] <... sendfile resumed>) = 0 [pid 7771] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7778] <... futex resumed>) = 0 [pid 7778] mkdir("./file1", 000) = 0 [pid 7778] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7776] <... mount resumed>) = 0 [pid 7773] mkdir("./bus", 000 [pid 7772] unlink(NULL [pid 7771] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7769] <... futex resumed>) = 0 [pid 7767] <... futex resumed>) = 1 [pid 7766] <... sendfile resumed>) = 4 [pid 7762] <... mprotect resumed>) = 0 [pid 7758] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7778] <... futex resumed>) = 0 [pid 7772] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7769] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7767] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7762] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7758] <... futex resumed>) = 0 [pid 7755] exit_group(0 [pid 7778] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7773] <... mkdir resumed>) = 0 [pid 7772] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7771] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7769] <... mount resumed>) = -1 ENOENT (No such file or directory) [pid 7762] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7761] <... futex resumed>) = ? [pid 7755] <... exit_group resumed>) = ? [pid 7778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7761] +++ exited with 0 +++ [pid 7778] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7776] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7773] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7772] <... futex resumed>) = 0 [pid 7771] <... futex resumed>) = 0 [pid 7769] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7766] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7762] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7758] +++ exited with 0 +++ [pid 7755] +++ exited with 0 +++ [pid 7776] <... futex resumed>) = 1 [pid 7773] <... futex resumed>) = 0 [pid 7772] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7771] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7769] <... futex resumed>) = 1 [pid 7767] <... futex resumed>) = 0 [pid 7766] <... futex resumed>) = 0 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7755, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- ./strace-static-x86_64: Process 7780 attached [pid 7776] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7773] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7770] <... futex resumed>) = 0 [pid 7769] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7767] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7762] <... clone3 resumed> => {parent_tid=[7780]}, 88) = 7780 [pid 7769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7767] <... futex resumed>) = 0 [pid 7766] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7762] rt_sigprocmask(SIG_SETMASK, [], [pid 7770] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7780] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053) = 0 [pid 7769] unlink(NULL [pid 7767] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7762] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] umount2("./91", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7770] <... futex resumed>) = 1 [pid 7780] set_robust_list(0x7fef411b19a0, 24 [pid 7770] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7769] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7762] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7780] <... set_robust_list resumed>) = 0 [pid 7769] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7762] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7780] rt_sigprocmask(SIG_SETMASK, [], [pid 7776] <... futex resumed>) = 0 [pid 7769] <... futex resumed>) = 1 [pid 7767] <... futex resumed>) = 0 [pid 7762] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 3 [pid 7780] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7776] unlink(NULL [pid 7769] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7767] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(3, "", [pid 7780] sendfile(3, 4, NULL, 281474978811911 [pid 7776] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7767] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7780] <... sendfile resumed>) = 0 [pid 7776] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7769] chdir("./bus" [pid 7767] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(3, [pid 7780] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7776] <... futex resumed>) = 1 [pid 7770] <... futex resumed>) = 0 [pid 7769] <... chdir resumed>) = 0 [pid 7763] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7780] <... futex resumed>) = 1 [pid 7776] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7770] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7769] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7763] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7762] <... futex resumed>) = 0 [pid 5068] umount2("./91/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7780] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7772] <... futex resumed>) = 0 [pid 7770] <... futex resumed>) = 0 [pid 7769] <... futex resumed>) = 1 [pid 7767] <... futex resumed>) = 0 [pid 7763] <... futex resumed>) = 1 [pid 7762] exit_group(0 [pid 7780] <... futex resumed>) = ? [pid 7776] chdir("./bus" [pid 7772] sendfile(3, 4, NULL, 281474978811911 [pid 7770] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7769] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7767] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7766] <... futex resumed>) = ? [pid 7763] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7762] <... exit_group resumed>) = ? [pid 7780] +++ exited with 0 +++ [pid 7778] <... mount resumed>) = 0 [pid 7776] <... chdir resumed>) = 0 [pid 7769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7767] <... futex resumed>) = 0 [pid 7766] +++ exited with 0 +++ [pid 7762] +++ exited with 0 +++ [pid 7778] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7776] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7769] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7767] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7762, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7778] <... futex resumed>) = 1 [pid 7776] <... futex resumed>) = 1 [pid 7771] <... futex resumed>) = 0 [pid 7770] <... futex resumed>) = 0 [pid 7770] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 118.270487][ T7766] PM: Image not found (code -6) [ 118.273738][ T7776] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 118.296488][ T7778] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7778] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7776] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7771] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7770] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7769] <... open resumed>) = 3 [pid 7778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7778] unlink(NULL) = -1 EFAULT (Bad address) [pid 7778] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7778] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7772] <... sendfile resumed>) = 4 [pid 7768] <... sendfile resumed>) = 4 [pid 7772] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = 0 [pid 7776] <... open resumed>) = 3 [pid 7772] <... futex resumed>) = 1 [pid 7771] <... futex resumed>) = 1 [pid 7769] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7768] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7763] <... futex resumed>) = 0 [pid 5068] umount2("./91/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./88", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7778] <... futex resumed>) = 0 [pid 7776] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7772] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7771] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7769] <... futex resumed>) = 1 [pid 7768] <... futex resumed>) = 0 [pid 7767] <... futex resumed>) = 0 [pid 7763] exit_group(0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./88", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7778] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7775] <... futex resumed>) = ? [pid 7772] <... futex resumed>) = ? [pid 7767] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7763] <... exit_group resumed>) = ? [pid 5068] newfstatat(AT_FDCWD, "./91/bus", [pid 5060] <... openat resumed>) = 3 [pid 7772] +++ exited with 0 +++ [pid 7767] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] newfstatat(3, "", [pid 7776] <... futex resumed>) = 1 [pid 7769] fcntl(-1, F_SETFL, O_RDONLY [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7776] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7771] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7769] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7768] +++ exited with 0 +++ [pid 7767] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./91/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(3, [pid 7771] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7770] <... futex resumed>) = 0 [pid 7769] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7767] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7771] <... futex resumed>) = 1 [pid 7770] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7769] <... futex resumed>) = 0 [pid 7767] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./91/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] umount2("./88/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7778] <... futex resumed>) = 0 [pid 7776] <... futex resumed>) = 0 [pid 7775] +++ exited with 0 +++ [pid 7771] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7770] <... futex resumed>) = 1 [pid 7769] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7767] <... futex resumed>) = 0 [pid 7763] +++ exited with 0 +++ [pid 5068] <... openat resumed>) = 4 [pid 7778] chdir("./bus" [pid 7776] fcntl(-1, F_SETFL, O_RDONLY [pid 7770] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7767] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(4, "", [pid 7778] <... chdir resumed>) = 0 [pid 7776] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7769] <... openat resumed>) = 4 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7778] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7776] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7763, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 7769] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7778] <... futex resumed>) = 1 [pid 7776] <... futex resumed>) = 1 [pid 7771] <... futex resumed>) = 0 [pid 7770] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7778] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7771] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7769] <... futex resumed>) = 1 [pid 7767] <... futex resumed>) = 0 [pid 5068] umount2("./91/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7776] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7771] <... futex resumed>) = 0 [pid 7770] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7769] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7767] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7778] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7771] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7770] <... futex resumed>) = 0 [pid 7769] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7767] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./91/bus/file0", [pid 7776] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7770] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7769] sendfile(4, 4, NULL, 7 [pid 7767] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./89", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7778] <... open resumed>) = 3 [pid 7776] <... openat resumed>) = 4 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7776] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] unlink("./91/bus/file0" [pid 5062] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7778] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7776] <... futex resumed>) = 1 [pid 7770] <... futex resumed>) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5062] <... openat resumed>) = 3 [pid 7776] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7770] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5062] newfstatat(3, "", [pid 7776] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7770] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7778] <... futex resumed>) = 1 [pid 7776] sendfile(4, 4, NULL, 7 [pid 7771] <... futex resumed>) = 0 [pid 7770] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7778] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7771] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 5062] getdents64(3, [pid 7778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7771] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 7778] fcntl(-1, F_SETFL, O_RDONLY [pid 7771] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./91/bus" [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7778] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5068] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = 0 [pid 7778] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./91/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./89/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./88/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7778] <... futex resumed>) = 1 [pid 7771] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7778] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7771] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./91/binderfs", [pid 5060] newfstatat(AT_FDCWD, "./88/bus", [pid 7778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7771] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7778] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7771] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] unlink("./91/binderfs" [pid 5060] umount2("./88/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7778] <... openat resumed>) = 4 [pid 5068] <... unlink resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7778] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./91/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./88/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7778] <... futex resumed>) = 1 [pid 7771] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 4 [pid 7778] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7771] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./91/file0", [pid 5060] newfstatat(4, "", [pid 7778] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7771] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7778] sendfile(4, 4, NULL, 7 [pid 7771] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./91/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [ 118.330259][ T7768] PM: Image not found (code -6) [pid 5068] openat(AT_FDCWD, "./91/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] umount2("./89/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./88/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... openat resumed>) = 4 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(4, "", [pid 5062] newfstatat(AT_FDCWD, "./89/bus", [pid 5060] newfstatat(AT_FDCWD, "./88/bus/file0", [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] getdents64(4, [pid 5062] umount2("./89/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] unlink("./88/bus/file0" [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... unlink resumed>) = 0 [pid 5068] getdents64(4, [pid 5062] openat(AT_FDCWD, "./89/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(4, [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] close(4 [pid 5062] newfstatat(4, "", [pid 5060] close(4 [pid 5068] <... close resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] rmdir("./91/file0" [pid 5060] <... close resumed>) = 0 [pid 5060] rmdir("./88/bus" [pid 5068] <... rmdir resumed>) = 0 [pid 5068] umount2("./91/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 5060] <... rmdir resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./88/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] newfstatat(AT_FDCWD, "./91/file1", [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./89/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(AT_FDCWD, "./88/binderfs", [pid 5068] umount2("./91/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./89/bus/file0", [pid 5060] unlink("./88/binderfs" [pid 5068] openat(AT_FDCWD, "./91/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5062] unlink("./89/bus/file0" [pid 5060] umount2("./88/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] newfstatat(4, "", [pid 5062] <... unlink resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(4, [pid 5060] newfstatat(AT_FDCWD, "./88/file0", [pid 5068] getdents64(4, [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] close(4 [pid 5060] umount2("./88/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] umount2("./91/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] rmdir("./89/bus" [pid 5060] openat(AT_FDCWD, "./88/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... openat resumed>) = 4 [pid 5068] newfstatat(AT_FDCWD, "./91/file1/work", [pid 5060] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./89/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 5068] umount2("./91/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] close(4 [pid 5068] openat(AT_FDCWD, "./91/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... close resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5060] rmdir("./88/file0" [pid 7767] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7767] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... rmdir resumed>) = 0 [pid 7773] <... futex resumed>) = 0 [pid 7767] <... futex resumed>) = 1 [pid 7773] sendfile(3, 4, NULL, 281474978811911 [pid 7767] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] umount2("./88/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./88/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./88/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(5, "", [pid 5060] openat(AT_FDCWD, "./88/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... openat resumed>) = 4 [pid 5068] getdents64(5, [pid 5060] newfstatat(4, "", [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(5, [pid 5062] newfstatat(AT_FDCWD, "./89/binderfs", [pid 5060] getdents64(4, [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5068] close(5 [pid 5060] umount2("./88/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... close resumed>) = 0 [pid 5062] unlink("./89/binderfs" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] rmdir("./91/file1/work" [pid 5062] <... unlink resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./88/file1/work", [pid 5068] <... rmdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7770] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] umount2("./88/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./89/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] umount2("./91/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./88/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./89/file0", [pid 5060] <... openat resumed>) = 5 [pid 7770] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7770] <... futex resumed>) = 0 [pid 7770] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] newfstatat(AT_FDCWD, "./91/file1/index", [pid 5062] umount2("./89/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(5, "", [pid 7770] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7773] <... sendfile resumed>) = 4 [pid 7770] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7769] <... sendfile resumed>) = 4 [pid 5068] umount2("./91/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] openat(AT_FDCWD, "./89/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7773] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7770] <... mprotect resumed>) = 0 [pid 7769] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(5, [pid 7773] <... futex resumed>) = 1 [pid 7771] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7770] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7769] <... futex resumed>) = 0 [pid 7767] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./91/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... openat resumed>) = 4 [pid 7773] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7771] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7770] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7767] exit_group(0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7771] <... futex resumed>) = 0 [pid 7770] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7769] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... openat resumed>) = 5 [pid 5062] newfstatat(4, "", ./strace-static-x86_64: Process 7785 attached [pid 7773] <... futex resumed>) = ? [pid 7771] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7769] +++ exited with 0 +++ [pid 7767] <... exit_group resumed>) = ? [pid 5068] newfstatat(5, "", [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, [pid 7785] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7773] +++ exited with 0 +++ [pid 7770] <... clone3 resumed> => {parent_tid=[7785]}, 88) = 7785 [pid 7770] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] getdents64(4, [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7770] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] close(5 [pid 7785] <... rseq resumed>) = 0 [pid 7770] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7767] +++ exited with 0 +++ [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7785] set_robust_list(0x7fef411b19a0, 24 [pid 7771] <... mmap resumed>) = 0x7fef41191000 [pid 7770] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 5062] getdents64(4, [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7767, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5060] <... close resumed>) = 0 [pid 7785] <... set_robust_list resumed>) = 0 [pid 7771] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7770] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] restart_syscall(<... resuming interrupted clone ...> [pid 5060] rmdir("./88/file1/work" [pid 7785] rt_sigprocmask(SIG_SETMASK, [], [pid 7771] <... mprotect resumed>) = 0 [pid 5068] getdents64(5, [pid 5062] close(4 [pid 5061] <... restart_syscall resumed>) = 0 [pid 7785] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7771] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7785] sendfile(3, 4, NULL, 281474978811911 [pid 7771] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] close(5 [pid 5062] <... close resumed>) = 0 [pid 7771] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... close resumed>) = 0 [pid 5062] rmdir("./89/file0"./strace-static-x86_64: Process 7787 attached [pid 5068] rmdir("./91/file1/index" [pid 5061] umount2("./89", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 7787] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7771] <... clone3 resumed> => {parent_tid=[7787]}, 88) = 7787 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./88/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7787] <... rseq resumed>) = 0 [pid 7771] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] getdents64(4, [pid 5061] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7787] set_robust_list(0x7fef411b19a0, 24 [pid 7771] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./89/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7787] <... set_robust_list resumed>) = 0 [pid 7771] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 5061] <... openat resumed>) = 3 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./88/file1/index", [pid 7787] rt_sigprocmask(SIG_SETMASK, [], [pid 7771] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./89/file1", [pid 5061] newfstatat(3, "", [pid 7787] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7771] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./91/file1" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7787] sendfile(3, 4, NULL, 281474978811911 [pid 5068] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./88/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./89/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] getdents64(3, [pid 5061] getdents64(3, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] close(3 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5068] <... close resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./89/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] openat(AT_FDCWD, "./88/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] rmdir("./91" [pid 5061] umount2("./89/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... rmdir resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5060] <... openat resumed>) = 5 [pid 5068] mkdir("./92", 0777 [pid 5062] newfstatat(4, "", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(5, "", [pid 5068] <... mkdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] newfstatat(AT_FDCWD, "./89/bus", [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 118.398156][ T7769] PM: Image not found (code -6) [pid 5062] getdents64(4, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] getdents64(5, [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7788 [pid 5061] umount2("./89/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] umount2("./89/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] openat(AT_FDCWD, "./89/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(5, [pid 5061] <... openat resumed>) = 4 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(4, "", [pid 5060] close(5./strace-static-x86_64: Process 7788 attached ) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] rmdir("./88/file1/index" [pid 5061] getdents64(4, [pid 7788] set_robust_list(0x555555f856a0, 24) = 0 [pid 7788] chdir("./92" [pid 5060] <... rmdir resumed>) = 0 [pid 7788] <... chdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] getdents64(4, [pid 7788] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./89/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(AT_FDCWD, "./89/file1/work", [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] close(4 [pid 5061] newfstatat(AT_FDCWD, "./89/bus/file0", [pid 5060] <... close resumed>) = 0 [pid 7788] <... prctl resumed>) = 0 [pid 7788] setpgid(0, 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] rmdir("./88/file1" [pid 7788] <... setpgid resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] unlink("./89/bus/file0" [pid 7788] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5060] <... rmdir resumed>) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 5060] getdents64(3, [pid 5062] umount2("./89/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7788] write(3, "1000", 4 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7788] <... write resumed>) = 4 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(4, [pid 5060] close(3 [pid 7788] close(3) = 0 [pid 5060] <... close resumed>) = 0 [pid 7788] symlink("/dev/binderfs", "./binderfs" [pid 5060] rmdir("./88" [pid 5062] openat(AT_FDCWD, "./89/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7788] <... symlink resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 5062] newfstatat(5, "", [pid 5060] mkdir("./89", 0777 [pid 7788] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7788] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 7788] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... mkdir resumed>) = 0 [pid 7788] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] close(4) = 0 [pid 5061] rmdir("./89/bus" [pid 7788] <... mmap resumed>) = 0x7fef411b2000 [pid 5061] <... rmdir resumed>) = 0 [pid 7788] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5061] umount2("./89/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7788] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] getdents64(5, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7788] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] newfstatat(AT_FDCWD, "./89/binderfs", [pid 7788] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7790 attached [pid 7785] <... sendfile resumed>) = 4 [pid 7776] <... sendfile resumed>) = 4 [pid 5062] getdents64(5, [pid 7790] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7788] <... clone3 resumed> => {parent_tid=[7790]}, 88) = 7790 [pid 7785] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7776] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] unlink("./89/binderfs" [pid 7790] <... rseq resumed>) = 0 [pid 7788] rt_sigprocmask(SIG_SETMASK, [], [pid 7785] <... futex resumed>) = 1 [pid 7776] <... futex resumed>) = 0 [pid 7770] <... futex resumed>) = 0 [pid 5062] close(5 [pid 5061] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 7791 attached [pid 7790] set_robust_list(0x7fef411d29a0, 24 [pid 7788] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7785] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7776] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7770] exit_group(0 [pid 5062] <... close resumed>) = 0 [pid 7791] set_robust_list(0x555555f856a0, 24 [pid 7790] <... set_robust_list resumed>) = 0 [pid 7788] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7785] <... futex resumed>) = ? [pid 7776] <... futex resumed>) = ? [pid 7770] <... exit_group resumed>) = ? [pid 5062] rmdir("./89/file1/work" [pid 7791] <... set_robust_list resumed>) = 0 [pid 7790] rt_sigprocmask(SIG_SETMASK, [], [pid 7788] <... futex resumed>) = 0 [pid 7785] +++ exited with 0 +++ [pid 7776] +++ exited with 0 +++ [pid 5061] umount2("./89/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7791 [pid 7788] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7770] +++ exited with 0 +++ [pid 7790] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7770, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5061] newfstatat(AT_FDCWD, "./89/file0", [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7790] mkdir("./file0", 000 [pid 5061] umount2("./89/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./89/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7791] chdir("./89" [pid 7790] <... mkdir resumed>) = 0 [pid 5062] umount2("./89/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7791] <... chdir resumed>) = 0 [pid 7790] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7791] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7790] <... futex resumed>) = 1 [pid 7791] <... prctl resumed>) = 0 [pid 7790] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] newfstatat(AT_FDCWD, "./89/file1/index", [pid 7791] setpgid(0, 0) = 0 [pid 7788] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7791] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5062] umount2("./89/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7791] <... openat resumed>) = 3 [pid 7788] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./89/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] umount2("./91", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7790] <... futex resumed>) = 0 [pid 7788] <... futex resumed>) = 1 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... openat resumed>) = 5 [pid 7791] write(3, "1000", 4 [pid 7790] mkdir("./bus", 000 [pid 7788] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7791] <... write resumed>) = 4 [pid 5062] newfstatat(5, "", [pid 5061] <... openat resumed>) = 4 [pid 7791] close(3 [pid 7790] <... mkdir resumed>) = 0 [pid 5063] <... openat resumed>) = 3 [pid 7791] <... close resumed>) = 0 [pid 7790] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(3, "", [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] newfstatat(4, "", [pid 7791] symlink("/dev/binderfs", "./binderfs" [pid 7790] <... futex resumed>) = 1 [pid 7788] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(5, [pid 7791] <... symlink resumed>) = 0 [pid 7788] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(4, [pid 7790] mkdir("./file1", 000 [pid 7788] <... futex resumed>) = 0 [pid 7788] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(3, [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7790] <... mkdir resumed>) = 0 [pid 5061] getdents64(4, [pid 7791] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7790] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7771] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] getdents64(5, [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] umount2("./91/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(4 [pid 7790] <... futex resumed>) = 1 [pid 7788] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... close resumed>) = 0 [pid 7788] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] close(5 [pid 7790] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7788] <... futex resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] rmdir("./89/file0" [pid 7791] <... futex resumed>) = 0 [pid 7788] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7791] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5062] rmdir("./89/file1/index" [pid 7791] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7791] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7791] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] getdents64(4, [pid 7791] <... mmap resumed>) = 0x7fef411b2000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7791] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5062] close(4 [pid 5061] <... rmdir resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 7791] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] rmdir("./89/file1" [pid 5061] umount2("./89/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = 0 [pid 7791] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] umount2("./91/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7791] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./89/file1", ./strace-static-x86_64: Process 7793 attached [pid 5063] newfstatat(AT_FDCWD, "./91/bus", [pid 7793] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7791] <... clone3 resumed> => {parent_tid=[7793]}, 88) = 7793 [pid 5062] getdents64(3, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7793] <... rseq resumed>) = 0 [pid 7791] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7793] set_robust_list(0x7fef411d29a0, 24 [pid 7791] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] umount2("./91/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7793] <... set_robust_list resumed>) = 0 [pid 7791] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] umount2("./89/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7793] rt_sigprocmask(SIG_SETMASK, [], [pid 7791] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./91/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] close(3 [pid 7793] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7791] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7793] mkdir("./file0", 000 [pid 5063] <... openat resumed>) = 4 [pid 5062] <... close resumed>) = 0 [ 118.454910][ T7776] PM: Image not found (code -6) [pid 7793] <... mkdir resumed>) = 0 [pid 7790] <... mount resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 5062] rmdir("./89" [pid 5061] openat(AT_FDCWD, "./89/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7793] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7790] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7787] <... sendfile resumed>) = 4 [pid 7778] <... sendfile resumed>) = 4 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7790] <... futex resumed>) = 1 [pid 7787] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7790] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7788] <... futex resumed>) = 0 [pid 7787] <... futex resumed>) = 0 [pid 7778] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(4, [pid 7793] <... futex resumed>) = 1 [pid 7788] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7787] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] <... openat resumed>) = 4 [pid 7793] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7791] <... futex resumed>) = 0 [pid 7790] <... futex resumed>) = 0 [pid 7788] <... futex resumed>) = 1 [pid 7778] <... futex resumed>) = 0 [pid 7771] exit_group(0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] newfstatat(4, "", [pid 7791] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7790] unlink(NULL [pid 7788] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7787] <... futex resumed>) = ? [pid 7771] <... exit_group resumed>) = ? [pid 7793] <... futex resumed>) = 0 [pid 7791] <... futex resumed>) = 1 [pid 7790] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7787] +++ exited with 0 +++ [pid 7778] +++ exited with 0 +++ [pid 5063] umount2("./91/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] mkdir("./90", 0777 [pid 7790] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7793] mkdir("./bus", 000 [pid 7790] <... futex resumed>) = 1 [pid 7788] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7790] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7788] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7790] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7788] <... futex resumed>) = 0 [pid 7790] chdir("./bus" [pid 7788] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7790] <... chdir resumed>) = 0 [pid 7793] <... mkdir resumed>) = 0 [pid 7791] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7790] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./91/bus/file0", [pid 7790] <... futex resumed>) = 1 [pid 7788] <... futex resumed>) = 0 [pid 7790] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7788] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... mkdir resumed>) = 0 [pid 7790] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7788] <... futex resumed>) = 0 [pid 7790] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7788] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7793] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7771] +++ exited with 0 +++ [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7793] <... futex resumed>) = 1 [pid 7791] <... futex resumed>) = 0 [pid 5063] unlink("./91/bus/file0" [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 7794 attached [pid 7793] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7791] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7790] <... open resumed>) = 3 [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7771, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5061] getdents64(4, [pid 5065] restart_syscall(<... resuming interrupted clone ...> [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7794] set_robust_list(0x555555f856a0, 24 [pid 5065] <... restart_syscall resumed>) = 0 [pid 5061] getdents64(4, [pid 7794] <... set_robust_list resumed>) = 0 [pid 7793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7791] <... futex resumed>) = 0 [pid 7790] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... unlink resumed>) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7794 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7794] chdir("./90" [pid 7793] mkdir("./file1", 000 [pid 7791] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7790] <... futex resumed>) = 1 [pid 7788] <... futex resumed>) = 0 [pid 5061] close(4 [pid 7794] <... chdir resumed>) = 0 [pid 7788] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./90", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 7794] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7788] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] rmdir("./89/file1" [pid 7794] <... prctl resumed>) = 0 [pid 7788] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... rmdir resumed>) = 0 [pid 7794] setpgid(0, 0 [pid 7790] fcntl(-1, F_SETFL, O_RDONLY) = -1 EBADF (Bad file descriptor) [pid 7790] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7794] <... setpgid resumed>) = 0 [pid 5065] <... openat resumed>) = 3 [pid 7794] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7790] <... futex resumed>) = 1 [pid 7788] <... futex resumed>) = 0 [pid 5065] newfstatat(3, "", [pid 7793] <... mkdir resumed>) = 0 [pid 7788] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7790] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7793] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7788] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 5061] getdents64(3, [pid 7794] <... openat resumed>) = 3 [pid 7793] <... futex resumed>) = 1 [pid 7791] <... futex resumed>) = 0 [pid 7790] <... openat resumed>) = 4 [pid 7788] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(3, [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7794] write(3, "1000", 4 [pid 7793] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7791] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7790] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] close(3 [pid 7794] <... write resumed>) = 4 [pid 5061] <... close resumed>) = 0 [pid 7794] close(3 [pid 5065] umount2("./90/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7791] <... futex resumed>) = 0 [pid 7790] <... futex resumed>) = 1 [pid 7788] <... futex resumed>) = 0 [pid 5063] close(4 [pid 5061] rmdir("./89" [pid 7794] <... close resumed>) = 0 [pid 7791] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7790] sendfile(4, 4, NULL, 7 [pid 7788] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... close resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7794] symlink("/dev/binderfs", "./binderfs" [pid 7788] <... futex resumed>) = 0 [pid 7788] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] rmdir("./91/bus" [ 118.511039][ T7790] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 118.518709][ T7778] PM: Image not found (code -6) [pid 5061] mkdir("./90", 0777) = 0 [pid 7794] <... symlink resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5063] umount2("./91/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./91/binderfs", [pid 5065] umount2("./90/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] unlink("./91/binderfs"./strace-static-x86_64: Process 7796 attached [pid 7794] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./90/bus", [pid 5063] <... unlink resumed>) = 0 [pid 7796] set_robust_list(0x555555f856a0, 24 [pid 7794] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./91/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7794] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5065] umount2("./90/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7796 [pid 7794] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./91/file0", [pid 7794] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5065] openat(AT_FDCWD, "./90/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7794] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5063] umount2("./91/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7794] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] newfstatat(4, "", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7794] <... mmap resumed>) = 0x7fef411b2000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] openat(AT_FDCWD, "./91/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7794] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5065] getdents64(4, [pid 5063] <... openat resumed>) = 4 [pid 7794] <... mprotect resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] newfstatat(4, "", [pid 7794] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] umount2("./90/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7794] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(4, [pid 7794] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5065] newfstatat(AT_FDCWD, "./90/bus/file0", [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 7798 attached [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] getdents64(4, [pid 7798] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 5065] unlink("./90/bus/file0" [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7798] <... rseq resumed>) = 0 [pid 7794] <... clone3 resumed> => {parent_tid=[7798]}, 88) = 7798 [pid 5065] <... unlink resumed>) = 0 [pid 5063] close(4 [pid 7798] set_robust_list(0x7fef411d29a0, 24 [pid 7794] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] getdents64(4, [pid 5063] <... close resumed>) = 0 [pid 7798] <... set_robust_list resumed>) = 0 [pid 7794] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] rmdir("./91/file0" [pid 7798] rt_sigprocmask(SIG_SETMASK, [], [pid 7794] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(4 [pid 5063] <... rmdir resumed>) = 0 [pid 7798] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7794] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5065] rmdir("./90/bus") = 0 [pid 7794] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7798] mkdir("./file0", 000 [pid 7796] <... set_robust_list resumed>) = 0 [pid 5063] umount2("./91/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./90/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7798] <... mkdir resumed>) = 0 [pid 7796] chdir("./90" [pid 7793] <... mount resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./91/file1", [pid 7798] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7796] <... chdir resumed>) = 0 [pid 7793] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./90/binderfs", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7798] <... futex resumed>) = 1 [pid 7796] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7794] <... futex resumed>) = 0 [pid 7793] <... futex resumed>) = 1 [pid 7791] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./91/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7798] mkdir("./bus", 000 [pid 7796] <... prctl resumed>) = 0 [pid 7794] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7793] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7791] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7798] <... mkdir resumed>) = 0 [pid 7796] setpgid(0, 0 [pid 7794] <... futex resumed>) = 0 [pid 7793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7791] <... futex resumed>) = 0 [pid 5065] unlink("./90/binderfs" [pid 5063] openat(AT_FDCWD, "./91/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7796] <... setpgid resumed>) = 0 [pid 7793] unlink(NULL [pid 7791] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7796] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7794] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7793] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5065] <... unlink resumed>) = 0 [pid 7798] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7793] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 4 [pid 7798] <... futex resumed>) = 1 [pid 7794] <... futex resumed>) = 0 [pid 7793] <... futex resumed>) = 1 [pid 7791] <... futex resumed>) = 0 [pid 5065] umount2("./90/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(4, "", [pid 7798] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7794] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7793] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7791] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7794] <... futex resumed>) = 0 [pid 7793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7791] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./90/file0", [pid 5063] getdents64(4, [pid 7798] mkdir("./file1", 000 [pid 7796] <... openat resumed>) = 3 [pid 7794] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7793] chdir("./bus" [pid 7791] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] umount2("./90/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./91/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7798] <... mkdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7793] <... chdir resumed>) = 0 [pid 7793] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7791] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./90/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7796] write(3, "1000", 4 [pid 7798] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7793] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7791] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7796] <... write resumed>) = 4 [pid 5065] <... openat resumed>) = 4 [pid 5063] newfstatat(AT_FDCWD, "./91/file1/work", [pid 7798] <... futex resumed>) = 1 [pid 7796] close(3 [pid 7794] <... futex resumed>) = 0 [pid 7793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7791] <... futex resumed>) = 0 [pid 5065] newfstatat(4, "", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7798] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7794] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7793] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7791] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7788] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] umount2("./91/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7794] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7798] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7794] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] openat(AT_FDCWD, "./91/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7796] <... close resumed>) = 0 [pid 7793] <... open resumed>) = 3 [pid 7788] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7796] symlink("/dev/binderfs", "./binderfs" [pid 5065] getdents64(4, [pid 5063] <... openat resumed>) = 5 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7796] <... symlink resumed>) = 0 [pid 7788] <... futex resumed>) = 0 [pid 5065] close(4 [pid 7793] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(5, "", [pid 5065] <... close resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(5, [pid 5065] rmdir("./90/file0" [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] close(5) = 0 [pid 5063] rmdir("./91/file1/work") = 0 [pid 7793] <... futex resumed>) = 1 [pid 7791] <... futex resumed>) = 0 [pid 7788] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [ 118.554748][ T7793] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5065] umount2("./90/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7796] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7793] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7791] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./91/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7788] <... mmap resumed>) = 0x7fef41191000 [pid 5065] newfstatat(AT_FDCWD, "./90/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7791] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./91/file1/index", [pid 7791] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./91/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./91/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] umount2("./90/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... openat resumed>) = 5 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(5, "", [pid 5065] openat(AT_FDCWD, "./90/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5063] getdents64(5, [pid 5065] newfstatat(4, "", [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(5, [pid 5065] getdents64(4, [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] close(5 [pid 5065] umount2("./90/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... close resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] rmdir("./91/file1/index") = 0 [pid 5065] newfstatat(AT_FDCWD, "./90/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] close(4 [pid 5065] umount2("./90/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... close resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] rmdir("./91/file1" [pid 5065] openat(AT_FDCWD, "./90/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... rmdir resumed>) = 0 [pid 5065] <... openat resumed>) = 5 [pid 5063] getdents64(3, 0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] close(3 [pid 5065] newfstatat(5, "", [pid 5063] <... close resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] rmdir("./91" [pid 7796] <... futex resumed>) = 0 [pid 7793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7790] <... sendfile resumed>) = 4 [pid 7788] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] getdents64(5, [pid 7790] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... rmdir resumed>) = 0 [pid 7796] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7793] fcntl(-1, F_SETFL, O_RDONLY [pid 7790] <... futex resumed>) = 0 [pid 7788] <... mprotect resumed>) = 0 [pid 5065] getdents64(5, [pid 5063] mkdir("./92", 0777 [pid 7796] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7793] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7790] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7788] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... mkdir resumed>) = 0 [pid 7796] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7793] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7788] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] close(5 [pid 7796] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7793] <... futex resumed>) = 1 [pid 7791] <... futex resumed>) = 0 [pid 7788] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7796] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7793] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7791] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7791] <... futex resumed>) = 0 ./strace-static-x86_64: Process 7799 attached [pid 7796] <... mmap resumed>) = 0x7fef411b2000 [pid 7793] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7791] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7788] <... clone3 resumed> => {parent_tid=[7799]}, 88) = 7799 [pid 5065] <... close resumed>) = 0 [pid 7796] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5065] rmdir("./90/file1/work" [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7799] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7798] <... mount resumed>) = 0 [pid 7796] <... mprotect resumed>) = 0 [pid 7793] <... openat resumed>) = 4 [pid 7788] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 7800 attached [pid 7799] <... rseq resumed>) = 0 [pid 7796] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7793] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7788] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] umount2("./90/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7800] set_robust_list(0x555555f856a0, 24 [pid 7799] set_robust_list(0x7fef411b19a0, 24 [pid 7796] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7793] <... futex resumed>) = 1 [pid 7791] <... futex resumed>) = 0 [pid 7788] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7800] <... set_robust_list resumed>) = 0 [pid 7799] <... set_robust_list resumed>) = 0 [pid 7798] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7796] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7793] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7791] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7788] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7800 ./strace-static-x86_64: Process 7801 attached [pid 7800] chdir("./92" [pid 7799] rt_sigprocmask(SIG_SETMASK, [], [pid 7798] <... futex resumed>) = 1 [pid 7794] <... futex resumed>) = 0 [pid 7793] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7791] <... futex resumed>) = 0 [pid 7788] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(AT_FDCWD, "./90/file1/index", [pid 7801] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7800] <... chdir resumed>) = 0 [pid 7799] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7798] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7796] <... clone3 resumed> => {parent_tid=[7801]}, 88) = 7801 [pid 7794] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7793] sendfile(4, 4, NULL, 7 [pid 7791] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7801] <... rseq resumed>) = 0 [pid 7800] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7799] sendfile(3, 4, NULL, 281474978811911 [pid 7798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7796] rt_sigprocmask(SIG_SETMASK, [], [pid 7794] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7801] set_robust_list(0x7fef411d29a0, 24 [pid 7800] <... prctl resumed>) = 0 [pid 7799] <... sendfile resumed>) = 0 [pid 7798] unlink(NULL [pid 7796] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7794] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./90/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7801] <... set_robust_list resumed>) = 0 [pid 7800] setpgid(0, 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7801] rt_sigprocmask(SIG_SETMASK, [], [pid 7800] <... setpgid resumed>) = 0 [pid 7799] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7798] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7796] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./90/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7801] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7800] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7799] <... futex resumed>) = 1 [pid 7798] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7796] <... futex resumed>) = 0 [pid 7788] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 5 [pid 7801] mkdir("./file0", 000 [pid 7800] <... openat resumed>) = 3 [pid 7799] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7798] <... futex resumed>) = 1 [pid 7796] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7794] <... futex resumed>) = 0 [pid 7788] exit_group(0 [pid 5065] newfstatat(5, "", [pid 7801] <... mkdir resumed>) = 0 [pid 7800] write(3, "1000", 4 [pid 7798] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7794] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7790] <... futex resumed>) = ? [pid 7788] <... exit_group resumed>) = ? [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7790] +++ exited with 0 +++ [pid 7798] chdir("./bus" [pid 7794] <... futex resumed>) = 0 [pid 7798] <... chdir resumed>) = 0 [pid 7794] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(5, [pid 7800] <... write resumed>) = 4 [pid 7798] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7794] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7801] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7800] close(3 [pid 7798] <... futex resumed>) = 0 [pid 7794] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(5, [pid 7801] <... futex resumed>) = 1 [pid 7800] <... close resumed>) = 0 [pid 7799] <... futex resumed>) = ? [pid 7798] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7796] <... futex resumed>) = 0 [pid 7794] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7801] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7800] symlink("/dev/binderfs", "./binderfs" [pid 7794] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] close(5 [pid 7800] <... symlink resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 7798] <... open resumed>) = 3 [pid 5065] rmdir("./90/file1/index" [pid 7796] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7801] <... futex resumed>) = 0 [pid 7800] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7796] <... futex resumed>) = 1 [pid 5065] <... rmdir resumed>) = 0 [pid 7801] mkdir("./bus", 000 [pid 7796] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7800] <... futex resumed>) = 0 [pid 7798] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7800] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7801] <... mkdir resumed>) = 0 [pid 7800] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5065] getdents64(4, [pid 7800] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7801] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7800] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7799] +++ exited with 0 +++ [pid 7788] +++ exited with 0 +++ [pid 7798] <... futex resumed>) = 1 [pid 7794] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7801] <... futex resumed>) = 1 [pid 7800] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7798] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7796] <... futex resumed>) = 0 [pid 7794] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7788, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5065] close(4 [pid 7801] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7800] <... mmap resumed>) = 0x7fef411b2000 [pid 7796] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] restart_syscall(<... resuming interrupted clone ...> [pid 5065] <... close resumed>) = 0 [pid 7801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7800] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7796] <... futex resumed>) = 0 [pid 7794] <... futex resumed>) = 0 [pid 5068] <... restart_syscall resumed>) = 0 [pid 5065] rmdir("./90/file1" [pid 7801] mkdir("./file1", 000 [pid 7800] <... mprotect resumed>) = 0 [pid 7796] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7794] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... rmdir resumed>) = 0 [pid 7801] <... mkdir resumed>) = 0 [pid 7800] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7798] fcntl(-1, F_SETFL, O_RDONLY) = -1 EBADF (Bad file descriptor) [pid 7798] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./92", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7798] <... futex resumed>) = 1 [pid 7794] <... futex resumed>) = 0 [pid 7798] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7794] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7798] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7794] <... futex resumed>) = 0 [pid 7798] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7794] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7800] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(3, [pid 7801] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7800] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7798] <... openat resumed>) = 4 [pid 5068] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 7803 attached [pid 7801] <... futex resumed>) = 1 [pid 7798] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7796] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 3 [pid 5065] close(3 [pid 7803] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7801] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7800] <... clone3 resumed> => {parent_tid=[7803]}, 88) = 7803 [pid 7798] <... futex resumed>) = 1 [pid 7796] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7794] <... futex resumed>) = 0 [pid 5068] newfstatat(3, "", [pid 5065] <... close resumed>) = 0 [pid 7803] <... rseq resumed>) = 0 [pid 7801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 118.604661][ T7790] PM: Image not found (code -6) [ 118.605812][ T7798] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7800] rt_sigprocmask(SIG_SETMASK, [], [pid 7798] sendfile(4, 4, NULL, 7 [pid 7796] <... futex resumed>) = 0 [pid 7794] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] rmdir("./90" [pid 7803] set_robust_list(0x7fef411d29a0, 24 [pid 7801] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7800] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7796] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7794] <... futex resumed>) = 0 [pid 5068] getdents64(3, [pid 5065] <... rmdir resumed>) = 0 [pid 7803] <... set_robust_list resumed>) = 0 [pid 7800] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7803] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7800] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7794] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7803] mkdir("./file0", 000) = 0 [pid 7801] <... mount resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] mkdir("./91", 0777 [pid 7803] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7801] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7791] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] umount2("./92/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... mkdir resumed>) = 0 [pid 7803] <... futex resumed>) = 1 [pid 7801] <... futex resumed>) = 1 [pid 7800] <... futex resumed>) = 0 [pid 7796] <... futex resumed>) = 0 [pid 7791] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7803] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7801] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7800] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7791] <... futex resumed>) = 0 [pid 7803] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7800] <... futex resumed>) = 0 [pid 7791] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7805 [pid 7803] mkdir("./bus", 000 [pid 7800] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7791] <... mmap resumed>) = 0x7fef41191000 [pid 7791] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7803] <... mkdir resumed>) = 0 [pid 7791] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7791] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0}./strace-static-x86_64: Process 7806 attached ./strace-static-x86_64: Process 7805 attached [pid 7796] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7793] <... sendfile resumed>) = 4 [pid 7806] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7805] set_robust_list(0x555555f856a0, 24 [pid 7803] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7796] <... futex resumed>) = 1 [pid 7793] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7791] <... clone3 resumed> => {parent_tid=[7806]}, 88) = 7806 [pid 7806] <... rseq resumed>) = 0 [pid 7805] <... set_robust_list resumed>) = 0 [pid 7801] <... futex resumed>) = 0 [pid 7796] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7793] <... futex resumed>) = 0 [pid 7791] rt_sigprocmask(SIG_SETMASK, [], [pid 7806] set_robust_list(0x7fef411b19a0, 24 [pid 7805] chdir("./91" [pid 7803] <... futex resumed>) = 1 [pid 7801] unlink(NULL [pid 7800] <... futex resumed>) = 0 [pid 7793] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7791] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7806] <... set_robust_list resumed>) = 0 [pid 7803] mkdir("./file1", 000 [pid 7800] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7791] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7806] rt_sigprocmask(SIG_SETMASK, [], [pid 7805] <... chdir resumed>) = 0 [pid 7801] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7800] <... futex resumed>) = 0 [pid 7791] <... futex resumed>) = 0 [pid 7806] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7805] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7801] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7800] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7791] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7806] sendfile(3, 4, NULL, 281474978811911 [pid 7805] <... prctl resumed>) = 0 [pid 7801] <... futex resumed>) = 1 [pid 7796] <... futex resumed>) = 0 [pid 7806] <... sendfile resumed>) = 0 [pid 7801] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7806] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7805] setpgid(0, 0 [pid 7801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7796] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7806] <... futex resumed>) = 1 [pid 7801] chdir("./bus" [pid 7796] <... futex resumed>) = 0 [pid 7791] <... futex resumed>) = 0 [pid 7806] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7801] <... chdir resumed>) = 0 [pid 7796] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7791] exit_group(0 [pid 7806] <... futex resumed>) = ? [pid 7801] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7796] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7793] <... futex resumed>) = ? [pid 7791] <... exit_group resumed>) = ? [pid 7806] +++ exited with 0 +++ [pid 7805] <... setpgid resumed>) = 0 [pid 7796] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7793] +++ exited with 0 +++ [pid 7791] +++ exited with 0 +++ [pid 7805] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7801] <... futex resumed>) = 0 [pid 7796] <... futex resumed>) = 0 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7791, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7801] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7796] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7805] <... openat resumed>) = 3 [pid 5060] umount2("./89", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./89", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7805] write(3, "1000", 4 [pid 5060] <... openat resumed>) = 3 [pid 7805] <... write resumed>) = 4 [pid 5060] newfstatat(3, "", [pid 7805] close(3 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7805] <... close resumed>) = 0 [pid 5060] getdents64(3, [pid 7805] symlink("/dev/binderfs", "./binderfs" [pid 7803] <... mkdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7803] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./89/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7803] <... futex resumed>) = 1 [pid 7800] <... futex resumed>) = 0 [pid 7803] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7800] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7803] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7801] <... open resumed>) = 3 [pid 7800] <... futex resumed>) = 0 [pid 7803] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7800] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7805] <... symlink resumed>) = 0 [pid 7801] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = 0 [pid 5068] umount2("./92/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7805] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7801] <... futex resumed>) = 1 [pid 7796] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7805] <... futex resumed>) = 0 [pid 7801] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7796] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./92/bus", [pid 7805] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7796] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7805] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7801] fcntl(-1, F_SETFL, O_RDONLY [pid 7796] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 118.657394][ T7801] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 118.682132][ T7793] PM: Image not found (code -6) [pid 5068] umount2("./92/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7805] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7801] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7794] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7805] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7801] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7794] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./92/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... umount2 resumed>) = 0 [pid 7805] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7801] <... futex resumed>) = 1 [pid 7796] <... futex resumed>) = 0 [pid 7794] <... futex resumed>) = 0 [pid 7805] <... mmap resumed>) = 0x7fef411b2000 [pid 7801] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7796] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7794] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... openat resumed>) = 4 [pid 5060] umount2("./89/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7805] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7796] <... futex resumed>) = 0 [pid 7794] <... mmap resumed>) = 0x7fef41191000 [pid 7805] <... mprotect resumed>) = 0 [pid 7801] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7796] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7794] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7805] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7801] <... openat resumed>) = 4 [pid 7794] <... mprotect resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./89/bus", [pid 7805] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7801] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7794] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] newfstatat(4, "", [pid 7805] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7801] <... futex resumed>) = 1 [pid 7796] <... futex resumed>) = 0 [pid 7794] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7801] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7796] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7794] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./89/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7805] <... clone3 resumed> => {parent_tid=[7809]}, 88) = 7809 [pid 7801] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7796] <... futex resumed>) = 0 [pid 5068] getdents64(4, ./strace-static-x86_64: Process 7810 attached [pid 7805] rt_sigprocmask(SIG_SETMASK, [], [pid 7801] sendfile(4, 4, NULL, 7 [pid 7796] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7794] <... clone3 resumed> => {parent_tid=[7810]}, 88) = 7810 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7809 attached [pid 7810] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7805] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7794] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] openat(AT_FDCWD, "./89/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7810] <... rseq resumed>) = 0 [pid 7805] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7794] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7810] set_robust_list(0x7fef411b19a0, 24 [pid 7809] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7805] <... futex resumed>) = 0 [pid 7794] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./92/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... openat resumed>) = 4 [pid 7810] <... set_robust_list resumed>) = 0 [pid 7809] <... rseq resumed>) = 0 [pid 7805] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7794] <... futex resumed>) = 0 [pid 7810] rt_sigprocmask(SIG_SETMASK, [], [pid 7809] set_robust_list(0x7fef411d29a0, 24 [pid 7794] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(4, "", [pid 7810] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7809] <... set_robust_list resumed>) = 0 [pid 7810] sendfile(3, 4, NULL, 281474978811911 [pid 7809] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7809] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] newfstatat(AT_FDCWD, "./92/bus/file0", [pid 5060] getdents64(4, [pid 7809] mkdir("./file0", 000) = 0 [pid 7803] <... mount resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7809] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] unlink("./92/bus/file0" [pid 5060] umount2("./89/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7809] <... futex resumed>) = 1 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./89/bus/file0", [pid 7805] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7805] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7805] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7809] mkdir("./bus", 000 [pid 5060] unlink("./89/bus/file0" [pid 7803] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... unlink resumed>) = 0 [pid 7803] <... futex resumed>) = 1 [pid 7803] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7800] <... futex resumed>) = 0 [pid 5060] getdents64(4, [pid 7800] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7803] <... futex resumed>) = 0 [pid 7800] <... futex resumed>) = 1 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7803] unlink(NULL [pid 7800] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] close(4 [pid 7803] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5060] <... close resumed>) = 0 [pid 7803] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7800] <... futex resumed>) = 0 [pid 5060] rmdir("./89/bus" [pid 7800] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7803] chdir("./bus" [pid 7800] <... futex resumed>) = 0 [pid 7803] <... chdir resumed>) = 0 [pid 7803] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7800] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7803] <... futex resumed>) = 0 [pid 7800] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7800] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7800] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... rmdir resumed>) = 0 [pid 5060] umount2("./89/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7803] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5068] <... unlink resumed>) = 0 [pid 7803] <... open resumed>) = 3 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./89/binderfs", [pid 7803] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7809] <... mkdir resumed>) = 0 [pid 7803] <... futex resumed>) = 1 [pid 7800] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7803] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7809] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7800] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] unlink("./89/binderfs" [pid 7809] <... futex resumed>) = 1 [pid 7805] <... futex resumed>) = 0 [pid 7803] <... futex resumed>) = 0 [pid 7800] <... futex resumed>) = 1 [pid 5068] close(4 [pid 5060] <... unlink resumed>) = 0 [pid 7809] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7805] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7800] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7803] fcntl(-1, F_SETFL, O_RDONLY [pid 5068] <... close resumed>) = 0 [pid 5060] umount2("./89/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7805] <... futex resumed>) = 0 [pid 7803] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5068] rmdir("./92/bus" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7809] mkdir("./file1", 000 [pid 7805] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7803] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./89/file0", [pid 7809] <... mkdir resumed>) = 0 [pid 7803] <... futex resumed>) = 1 [pid 7800] <... futex resumed>) = 0 [pid 5068] umount2("./92/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7803] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7800] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./89/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7803] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7800] <... futex resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7800] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./89/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7809] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./92/binderfs", [pid 5060] <... openat resumed>) = 4 [pid 7809] <... futex resumed>) = 1 [pid 7805] <... futex resumed>) = 0 [pid 7803] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] newfstatat(4, "", [pid 7809] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7805] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7803] <... openat resumed>) = 4 [pid 5068] unlink("./92/binderfs" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7805] <... futex resumed>) = 0 [pid 7803] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... unlink resumed>) = 0 [pid 5060] getdents64(4, [pid 7809] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7805] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7803] <... futex resumed>) = 1 [pid 7800] <... futex resumed>) = 0 [ 118.719794][ T7803] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7803] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7800] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./92/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7800] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7800] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./92/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] umount2("./92/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4) = 0 [pid 5060] rmdir("./89/file0") = 0 [pid 5060] umount2("./89/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./89/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./89/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./89/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5060] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./89/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] openat(AT_FDCWD, "./92/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... openat resumed>) = 4 [pid 5068] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(4, [pid 5060] newfstatat(AT_FDCWD, "./89/file1/work", [pid 7803] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] getdents64(4, [pid 5060] umount2("./89/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7803] sendfile(4, 4, NULL, 7 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] close(4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... close resumed>) = 0 [pid 5068] rmdir("./92/file0" [pid 5060] openat(AT_FDCWD, "./89/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... rmdir resumed>) = 0 [pid 5068] umount2("./92/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... openat resumed>) = 5 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./92/file1", [pid 5060] newfstatat(5, "", [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] umount2("./92/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(5, [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] openat(AT_FDCWD, "./92/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(5, [pid 5068] <... openat resumed>) = 4 [pid 5068] newfstatat(4, "", [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(4, [pid 5060] close(5 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] <... close resumed>) = 0 [pid 5068] umount2("./92/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./89/file1/work" [pid 5068] newfstatat(AT_FDCWD, "./92/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7796] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] umount2("./92/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./92/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7810] <... sendfile resumed>) = 4 [pid 7798] <... sendfile resumed>) = 4 [pid 7796] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./89/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7798] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7796] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 7798] <... futex resumed>) = 0 [pid 7796] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] newfstatat(5, "", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7810] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7798] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7796] <... mmap resumed>) = 0x7fef41191000 [pid 7794] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7810] <... futex resumed>) = 0 [pid 7796] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7794] exit_group(0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] newfstatat(AT_FDCWD, "./89/file1/index", [pid 7798] <... futex resumed>) = ? [pid 7796] <... mprotect resumed>) = 0 [pid 7794] <... exit_group resumed>) = ? [pid 5068] getdents64(5, [pid 7798] +++ exited with 0 +++ [pid 7796] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7810] +++ exited with 0 +++ [pid 7796] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7794] +++ exited with 0 +++ [pid 5068] getdents64(5, [pid 7796] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7794, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5068] close(5./strace-static-x86_64: Process 7812 attached ) = 0 [pid 7812] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7796] <... clone3 resumed> => {parent_tid=[7812]}, 88) = 7812 [pid 5068] rmdir("./92/file1/work" [pid 7812] <... rseq resumed>) = 0 [pid 7796] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... rmdir resumed>) = 0 [pid 5060] umount2("./89/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7812] set_robust_list(0x7fef411b19a0, 24 [pid 7796] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] umount2("./92/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7812] <... set_robust_list resumed>) = 0 [pid 7796] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7812] rt_sigprocmask(SIG_SETMASK, [], [pid 7796] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./92/file1/index", [pid 5060] openat(AT_FDCWD, "./89/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7812] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7796] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./90", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... openat resumed>) = 5 [pid 7812] sendfile(3, 4, NULL, 281474978811911 [pid 5068] umount2("./92/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(5, "", [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] openat(AT_FDCWD, "./92/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... openat resumed>) = 3 [pid 5060] getdents64(5, [pid 5068] <... openat resumed>) = 5 [pid 5062] newfstatat(3, "", [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] newfstatat(5, "", [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(3, [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] getdents64(5, [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] close(5 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] umount2("./90/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... close resumed>) = 0 [pid 5068] getdents64(5, [pid 5060] rmdir("./89/file1/index" [pid 7809] <... mount resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5068] close(5 [pid 5060] getdents64(4, [pid 7809] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 7809] <... futex resumed>) = 1 [pid 5068] rmdir("./92/file1/index" [pid 7809] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7805] <... futex resumed>) = 0 [pid 7805] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7805] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7809] unlink(NULL [pid 5068] getdents64(4, [pid 5060] close(4 [pid 7809] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... close resumed>) = 0 [pid 7809] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 5060] rmdir("./89/file1" [pid 7809] <... futex resumed>) = 1 [pid 7809] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... close resumed>) = 0 [pid 7805] <... futex resumed>) = 0 [pid 7805] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./92/file1" [pid 7809] <... futex resumed>) = 0 [pid 7805] <... futex resumed>) = 1 [pid 7809] chdir("./bus" [pid 7805] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7809] <... chdir resumed>) = 0 [pid 7809] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7805] <... futex resumed>) = 0 [pid 7809] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7805] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7800] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [ 118.765462][ T7809] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 118.767186][ T7798] PM: Image not found (code -6) [pid 5068] <... rmdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7805] <... futex resumed>) = 0 [pid 7800] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 5062] <... umount2 resumed>) = 0 [pid 5060] getdents64(3, [pid 7809] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7805] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7800] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./90/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7800] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] close(3 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] close(3 [pid 7800] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... close resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./90/bus", [pid 5060] <... close resumed>) = 0 [pid 7800] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] rmdir("./92" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] rmdir("./89" [pid 7800] <... mprotect resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] umount2("./90/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 7809] <... open resumed>) = 3 [pid 7800] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] mkdir("./93", 0777 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] mkdir("./90", 0777 [pid 7809] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7800] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... mkdir resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./90/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... mkdir resumed>) = 0 [pid 7809] <... futex resumed>) = 1 [pid 7805] <... futex resumed>) = 0 [pid 7800] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0}./strace-static-x86_64: Process 7814 attached [pid 7814] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7800] <... clone3 resumed> => {parent_tid=[7814]}, 88) = 7814 [pid 7800] rt_sigprocmask(SIG_SETMASK, [], [pid 7814] <... rseq resumed>) = 0 [pid 7800] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7814] set_robust_list(0x7fef411b19a0, 24 [pid 7800] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7814] <... set_robust_list resumed>) = 0 [pid 7800] <... futex resumed>) = 0 [pid 7814] rt_sigprocmask(SIG_SETMASK, [], [pid 7800] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7814] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7814] sendfile(3, 4, NULL, 281474978811911 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7815 ./strace-static-x86_64: Process 7815 attached [pid 7812] <... sendfile resumed>) = 4 [pid 7809] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7805] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7801] <... sendfile resumed>) = 4 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] <... openat resumed>) = 4 [pid 7815] set_robust_list(0x555555f856a0, 24 [pid 7812] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7812] <... futex resumed>) = 1 [pid 7809] fcntl(-1, F_SETFL, O_RDONLY [pid 7805] <... futex resumed>) = 0 [pid 7801] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7796] <... futex resumed>) = 0 [pid 5062] newfstatat(4, "", ./strace-static-x86_64: Process 7817 attached [pid 7815] <... set_robust_list resumed>) = 0 [pid 7812] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7809] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7805] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7796] exit_group(0 [pid 7817] set_robust_list(0x555555f856a0, 24 [pid 7815] chdir("./90" [pid 7812] <... futex resumed>) = ? [pid 7809] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7801] <... futex resumed>) = ? [pid 7796] <... exit_group resumed>) = ? [pid 7817] <... set_robust_list resumed>) = 0 [pid 7815] <... chdir resumed>) = 0 [pid 7812] +++ exited with 0 +++ [pid 7809] <... futex resumed>) = 1 [pid 7805] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7817] chdir("./93" [pid 7815] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7809] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7805] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7801] +++ exited with 0 +++ [pid 7796] +++ exited with 0 +++ [pid 5062] getdents64(4, [pid 7817] <... chdir resumed>) = 0 [pid 7815] <... prctl resumed>) = 0 [pid 7809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7805] <... futex resumed>) = 0 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7817 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7796, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7817] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7815] setpgid(0, 0 [pid 7809] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7805] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./90/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7817] <... prctl resumed>) = 0 [pid 7815] <... setpgid resumed>) = 0 [pid 7809] <... openat resumed>) = 4 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7817] setpgid(0, 0 [pid 7815] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5062] newfstatat(AT_FDCWD, "./90/bus/file0", [pid 7817] <... setpgid resumed>) = 0 [pid 7815] <... openat resumed>) = 3 [pid 7809] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7817] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7809] <... futex resumed>) = 1 [pid 7805] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7815] write(3, "1000", 4 [pid 7809] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7805] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7815] <... write resumed>) = 4 [pid 7809] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7805] <... futex resumed>) = 0 [pid 5062] unlink("./90/bus/file0" [pid 5061] umount2("./90", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7817] <... openat resumed>) = 3 [pid 7815] close(3 [pid 7809] sendfile(4, 4, NULL, 7 [pid 7805] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7817] write(3, "1000", 4 [pid 7815] <... close resumed>) = 0 [pid 7817] <... write resumed>) = 4 [pid 7815] symlink("/dev/binderfs", "./binderfs" [pid 5062] <... unlink resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7817] close(3 [pid 7815] <... symlink resumed>) = 0 [pid 7817] <... close resumed>) = 0 [pid 7817] symlink("/dev/binderfs", "./binderfs" [pid 5061] <... openat resumed>) = 3 [pid 5062] getdents64(4, [pid 5061] newfstatat(3, "", [pid 7815] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7815] <... futex resumed>) = 0 [pid 5062] close(4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7815] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5062] <... close resumed>) = 0 [pid 5061] getdents64(3, [pid 7815] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7815] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5062] rmdir("./90/bus" [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7817] <... symlink resumed>) = 0 [pid 7815] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7817] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7815] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] umount2("./90/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7817] <... futex resumed>) = 0 [pid 7817] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [ 118.834642][ T7801] PM: Image not found (code -6) [pid 7817] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7815] <... mmap resumed>) = 0x7fef411b2000 [pid 7817] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7815] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5062] umount2("./90/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7817] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 7815] <... mprotect resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7817] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7815] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] newfstatat(AT_FDCWD, "./90/binderfs", [pid 7817] <... mprotect resumed>) = 0 [pid 7815] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7817] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7815] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7817] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7817] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5062] unlink("./90/binderfs"./strace-static-x86_64: Process 7820 attached ./strace-static-x86_64: Process 7819 attached ) = 0 [pid 7820] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7819] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7817] <... clone3 resumed> => {parent_tid=[7820]}, 88) = 7820 [pid 7820] <... rseq resumed>) = 0 [pid 7819] <... rseq resumed>) = 0 [pid 7817] rt_sigprocmask(SIG_SETMASK, [], [pid 7815] <... clone3 resumed> => {parent_tid=[7819]}, 88) = 7819 [pid 5062] umount2("./90/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7820] set_robust_list(0x7fef411d29a0, 24 [pid 7819] set_robust_list(0x7fef411d29a0, 24 [pid 7817] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7815] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7820] <... set_robust_list resumed>) = 0 [pid 7819] <... set_robust_list resumed>) = 0 [pid 7817] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7815] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] newfstatat(AT_FDCWD, "./90/file0", [pid 7820] rt_sigprocmask(SIG_SETMASK, [], [pid 7819] rt_sigprocmask(SIG_SETMASK, [], [pid 7817] <... futex resumed>) = 0 [pid 7815] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7820] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7819] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7817] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7815] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7820] mkdir("./file0", 000 [pid 7819] mkdir("./file0", 000 [pid 7815] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./90/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7800] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7819] <... mkdir resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./90/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7820] <... mkdir resumed>) = 0 [pid 7819] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 4 [pid 7819] <... futex resumed>) = 1 [pid 7815] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = 0 [pid 7815] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(4, "", [pid 7815] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7815] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7820] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7819] mkdir("./bus", 000 [pid 7814] <... sendfile resumed>) = 4 [pid 7803] <... sendfile resumed>) = 4 [pid 5061] umount2("./90/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7820] <... futex resumed>) = 1 [pid 7819] <... mkdir resumed>) = 0 [pid 7817] <... futex resumed>) = 0 [pid 7814] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7803] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] close(4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7820] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7817] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7820] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7817] <... futex resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./90/bus", [pid 7820] mkdir("./bus", 000 [pid 7817] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... close resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7820] <... mkdir resumed>) = 0 [pid 7814] <... futex resumed>) = 0 [pid 7803] <... futex resumed>) = 0 [pid 7800] exit_group(0 [pid 5062] rmdir("./90/file0" [pid 5061] umount2("./90/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7800] <... exit_group resumed>) = ? [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7803] +++ exited with 0 +++ [pid 5062] <... rmdir resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./90/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7819] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7814] +++ exited with 0 +++ [pid 7800] +++ exited with 0 +++ [pid 5062] umount2("./90/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... openat resumed>) = 4 [pid 7820] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7819] <... futex resumed>) = 1 [pid 7815] <... futex resumed>) = 0 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7800, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5061] newfstatat(4, "", [pid 7820] <... futex resumed>) = 1 [pid 7819] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7817] <... futex resumed>) = 0 [pid 7815] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7820] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7817] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7815] <... futex resumed>) = 0 [pid 5061] getdents64(4, [pid 7820] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7819] mkdir("./file1", 000 [pid 7817] <... futex resumed>) = 0 [pid 7815] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./92", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7820] mkdir("./file1", 000 [pid 7819] <... mkdir resumed>) = 0 [pid 7817] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./90/file1", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7820] <... mkdir resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7805] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] <... openat resumed>) = 3 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./90/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7820] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7819] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7805] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(3, "", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7820] <... futex resumed>) = 1 [pid 7819] <... futex resumed>) = 1 [pid 7817] <... futex resumed>) = 0 [pid 7815] <... futex resumed>) = 0 [pid 7805] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] umount2("./90/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./90/bus/file0", [pid 7820] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7819] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7817] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7815] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7805] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] getdents64(3, [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7820] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7817] <... futex resumed>) = 0 [pid 7815] <... futex resumed>) = 0 [pid 7805] <... mmap resumed>) = 0x7fef41191000 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] unlink("./90/bus/file0" [pid 7820] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7819] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7817] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7815] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7805] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] umount2("./92/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] openat(AT_FDCWD, "./90/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... unlink resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5062] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7805] <... mprotect resumed>) = 0 [pid 5062] umount2("./90/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] close(4) = 0 [pid 5061] rmdir("./90/bus" [pid 7805] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] newfstatat(AT_FDCWD, "./90/file1/work", [pid 7805] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 118.887993][ T7803] PM: Image not found (code -6) [pid 7805] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] umount2("./90/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7805] <... clone3 resumed> => {parent_tid=[7823]}, 88) = 7823 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7823 attached [pid 7805] rt_sigprocmask(SIG_SETMASK, [], [pid 7823] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 5062] openat(AT_FDCWD, "./90/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7823] <... rseq resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 7823] set_robust_list(0x7fef411b19a0, 24 [pid 5062] newfstatat(5, "", [pid 7823] <... set_robust_list resumed>) = 0 [pid 7823] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7823] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7823] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] getdents64(5, [pid 7805] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7805] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7823] <... futex resumed>) = 0 [pid 7805] <... futex resumed>) = 1 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7823] sendfile(3, 4, NULL, 281474978811911 [pid 5062] getdents64(5, [pid 7805] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] close(5) = 0 [pid 5062] rmdir("./90/file1/work" [pid 7823] <... sendfile resumed>) = 4 [pid 7820] <... mount resumed>) = 0 [pid 7809] <... sendfile resumed>) = 4 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7823] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7820] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7809] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./90/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./90/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7823] <... futex resumed>) = 1 [pid 7820] <... futex resumed>) = 1 [pid 7817] <... futex resumed>) = 0 [pid 7809] <... futex resumed>) = 0 [pid 7805] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7823] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7820] unlink(NULL [pid 7817] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7809] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7805] exit_group(0 [pid 7823] <... futex resumed>) = ? [pid 7820] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7817] <... futex resumed>) = 0 [pid 7809] <... futex resumed>) = ? [pid 7805] <... exit_group resumed>) = ? [pid 5062] newfstatat(AT_FDCWD, "./90/file1/index", [pid 5061] newfstatat(AT_FDCWD, "./90/binderfs", [pid 7823] +++ exited with 0 +++ [pid 7820] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7817] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7820] <... futex resumed>) = 0 [pid 7817] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7809] +++ exited with 0 +++ [pid 7819] <... mount resumed>) = 0 [pid 7805] +++ exited with 0 +++ [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7820] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7819] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7817] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./90/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7820] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7819] <... futex resumed>) = 1 [pid 7817] <... futex resumed>) = 0 [pid 7815] <... futex resumed>) = 0 [pid 7820] chdir("./bus" [pid 7817] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7815] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7819] unlink(NULL [pid 5063] <... umount2 resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] unlink("./90/binderfs" [pid 7820] <... chdir resumed>) = 0 [pid 7819] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7815] <... futex resumed>) = 0 [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7805, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5063] umount2("./92/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] openat(AT_FDCWD, "./90/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7820] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7819] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7815] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./91", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... unlink resumed>) = 0 [pid 7820] <... futex resumed>) = 1 [pid 7817] <... futex resumed>) = 0 [pid 7815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7819] <... futex resumed>) = 0 [pid 7817] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7815] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./92/bus", [pid 7820] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7819] chdir("./bus" [pid 7817] <... futex resumed>) = 0 [pid 7815] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... openat resumed>) = 5 [pid 5061] umount2("./90/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7819] <... chdir resumed>) = 0 [pid 7817] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7819] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7815] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] umount2("./92/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(5, "", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7819] <... futex resumed>) = 0 [pid 7815] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... openat resumed>) = 3 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7819] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7815] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(3, "", [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] newfstatat(AT_FDCWD, "./90/file0", [pid 7819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7815] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./92/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] getdents64(5, [pid 7819] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7815] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(3, [pid 5062] getdents64(5, [pid 5061] umount2("./90/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7820] <... open resumed>) = 3 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... openat resumed>) = 4 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7820] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./91/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(5 [pid 5061] openat(AT_FDCWD, "./90/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7819] <... open resumed>) = 3 [pid 7817] <... futex resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 5062] <... close resumed>) = 0 [pid 7820] <... futex resumed>) = 1 [pid 7819] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7817] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... openat resumed>) = 4 [pid 7820] fcntl(-1, F_SETFL, O_RDONLY [pid 7819] <... futex resumed>) = 1 [pid 7817] <... futex resumed>) = 0 [pid 7815] <... futex resumed>) = 0 [pid 5062] rmdir("./90/file1/index" [pid 5061] newfstatat(4, "", [pid 7817] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7815] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7820] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7819] fcntl(-1, F_SETFL, O_RDONLY [pid 7815] <... futex resumed>) = 0 [pid 5063] getdents64(4, [pid 5062] <... rmdir resumed>) = 0 [pid 5061] getdents64(4, [pid 7815] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7820] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7819] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5062] getdents64(4, [pid 7820] <... futex resumed>) = 1 [pid 7819] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7817] <... futex resumed>) = 0 [pid 7820] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7819] <... futex resumed>) = 1 [pid 7817] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7815] <... futex resumed>) = 0 [pid 7820] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7819] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7817] <... futex resumed>) = 0 [pid 7815] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7820] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7819] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7817] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7815] <... futex resumed>) = 0 [pid 7820] <... openat resumed>) = 4 [pid 7819] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7815] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = 0 [pid 5063] umount2("./92/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] umount2("./91/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(4 [pid 5061] getdents64(4, [pid 7820] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7819] <... openat resumed>) = 4 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... close resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7820] <... futex resumed>) = 1 [pid 7819] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7817] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./91/bus", [pid 5063] newfstatat(AT_FDCWD, "./92/bus/file0", [pid 5062] rmdir("./90/file1" [pid 5061] close(4 [pid 7820] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7819] <... futex resumed>) = 1 [pid 7817] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 7820] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7819] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7817] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] unlink("./92/bus/file0" [pid 5062] getdents64(3, [pid 5061] rmdir("./90/file0" [pid 7820] sendfile(4, 4, NULL, 7 [pid 7817] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7815] <... futex resumed>) = 0 [pid 5065] umount2("./91/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... unlink resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7815] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] close(3 [pid 5061] <... rmdir resumed>) = 0 [pid 7815] <... futex resumed>) = 1 [pid 5062] <... close resumed>) = 0 [pid 7819] <... futex resumed>) = 0 [pid 7815] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] openat(AT_FDCWD, "./91/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] rmdir("./90" [pid 7819] sendfile(4, 4, NULL, 7 [pid 5065] <... openat resumed>) = 4 [pid 5062] <... rmdir resumed>) = 0 [pid 5065] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5065] umount2("./91/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(4, [pid 5062] mkdir("./91", 0777 [pid 5061] umount2("./90/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] close(4 [pid 5062] <... mkdir resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./90/file1", [pid 5063] <... close resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./91/bus/file0", [pid 5063] rmdir("./92/bus" [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 118.931038][ T7820] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 118.944038][ T7809] PM: Image not found (code -6) [ 118.950876][ T7819] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5065] unlink("./91/bus/file0" [pid 5063] <... rmdir resumed>) = 0 [pid 5061] umount2("./90/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... unlink resumed>) = 0 [pid 5063] umount2("./92/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(4, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] openat(AT_FDCWD, "./90/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] newfstatat(AT_FDCWD, "./92/binderfs", [pid 5065] close(4 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... openat resumed>) = 4 ./strace-static-x86_64: Process 7826 attached [pid 5063] unlink("./92/binderfs" [pid 5061] newfstatat(4, "", [pid 5065] <... close resumed>) = 0 [pid 5063] <... unlink resumed>) = 0 [pid 7826] set_robust_list(0x555555f856a0, 24 [pid 5063] umount2("./92/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7826] <... set_robust_list resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(4, [pid 5065] rmdir("./91/bus" [pid 7826] chdir("./91" [pid 5065] <... rmdir resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./92/file0", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7826] <... chdir resumed>) = 0 [pid 5061] umount2("./90/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7826] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7826] <... prctl resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./90/file1/work", [pid 7826] setpgid(0, 0 [pid 5065] umount2("./91/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7826 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7826] <... setpgid resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./92/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./90/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(AT_FDCWD, "./91/binderfs", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7826] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] openat(AT_FDCWD, "./92/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7826] <... openat resumed>) = 3 [pid 5065] unlink("./91/binderfs" [pid 5061] openat(AT_FDCWD, "./90/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7826] write(3, "1000", 4 [pid 5065] <... unlink resumed>) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5061] <... openat resumed>) = 5 [pid 7826] <... write resumed>) = 4 [pid 5063] newfstatat(4, "", [pid 5061] newfstatat(5, "", [pid 7826] close(3 [pid 5065] umount2("./91/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7826] <... close resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(4, [pid 5061] getdents64(5, [pid 7826] symlink("/dev/binderfs", "./binderfs" [pid 5065] newfstatat(AT_FDCWD, "./91/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./91/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] openat(AT_FDCWD, "./91/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7826] <... symlink resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5065] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] close(4) = 0 [pid 5065] rmdir("./91/file0") = 0 [pid 7826] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7820] <... sendfile resumed>) = 4 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(5, [pid 7826] <... futex resumed>) = 0 [pid 7820] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7826] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7820] <... futex resumed>) = 1 [pid 7817] <... futex resumed>) = 0 [pid 5065] umount2("./91/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(4, [pid 5061] close(5 [pid 7826] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7820] sendfile(3, 4, NULL, 281474978811911 [pid 7817] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... close resumed>) = 0 [pid 7826] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7820] <... sendfile resumed>) = 0 [pid 7817] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./91/file1", [pid 5063] close(4 [pid 5061] rmdir("./90/file1/work" [pid 7826] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7820] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7817] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7815] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... close resumed>) = 0 [pid 7817] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7815] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7826] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7820] <... futex resumed>) = 0 [pid 7817] exit_group(0 [pid 5061] <... rmdir resumed>) = 0 [pid 7826] <... mmap resumed>) = 0x7fef411b2000 [pid 7817] <... exit_group resumed>) = ? [pid 7815] <... futex resumed>) = 0 [pid 5065] umount2("./91/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./92/file0" [pid 5061] umount2("./90/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7826] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7820] +++ exited with 0 +++ [pid 7817] +++ exited with 0 +++ [pid 7815] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... rmdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7826] <... mprotect resumed>) = 0 [pid 7815] <... mmap resumed>) = 0x7fef41191000 [pid 5065] openat(AT_FDCWD, "./91/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] newfstatat(AT_FDCWD, "./90/file1/index", [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7817, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 7826] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7815] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] restart_syscall(<... resuming interrupted clone ...> [pid 5065] <... openat resumed>) = 4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7826] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7815] <... mprotect resumed>) = 0 [pid 5068] <... restart_syscall resumed>) = 0 [pid 5065] newfstatat(4, "", [pid 5063] umount2("./92/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7826] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5061] umount2("./90/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7828 attached [pid 7815] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7828] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7826] <... clone3 resumed> => {parent_tid=[7828]}, 88) = 7828 [pid 7815] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] umount2("./93", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] getdents64(4, [pid 5063] newfstatat(AT_FDCWD, "./92/file1", [pid 5061] openat(AT_FDCWD, "./90/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7828] <... rseq resumed>) = 0 [pid 7826] rt_sigprocmask(SIG_SETMASK, [], [pid 7815] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7829 attached [pid 7828] set_robust_list(0x7fef411d29a0, 24 [pid 7826] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... openat resumed>) = 5 [pid 7829] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7828] <... set_robust_list resumed>) = 0 [pid 7826] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7815] <... clone3 resumed> => {parent_tid=[7829]}, 88) = 7829 [pid 5068] <... openat resumed>) = 3 [pid 5065] umount2("./91/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./92/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(5, "", [pid 7829] <... rseq resumed>) = 0 [pid 7828] rt_sigprocmask(SIG_SETMASK, [], [pid 7826] <... futex resumed>) = 0 [pid 7815] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] newfstatat(3, "", [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7829] set_robust_list(0x7fef411b19a0, 24 [pid 7828] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7826] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7829] <... set_robust_list resumed>) = 0 [pid 7815] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] getdents64(3, [pid 5065] newfstatat(AT_FDCWD, "./91/file1/work", [pid 7828] mkdir("./file0", 000 [pid 7815] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] openat(AT_FDCWD, "./92/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7829] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] umount2("./93/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(5, [pid 7829] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7829] sendfile(3, 4, NULL, 281474978811911 [pid 7815] <... futex resumed>) = 0 [pid 5061] getdents64(5, [pid 5063] <... openat resumed>) = 4 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] close(5) = 0 [pid 7815] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] rmdir("./90/file1/index" [pid 5065] umount2("./91/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7828] <... mkdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7828] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./91/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] getdents64(4, [pid 7828] <... futex resumed>) = 1 [pid 7826] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 5 [pid 7828] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7826] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(5, "", [pid 7828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7826] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7828] mkdir("./bus", 000 [pid 7826] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7828] <... mkdir resumed>) = 0 [pid 5065] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5065] close(5) = 0 [pid 5061] getdents64(4, [pid 5065] rmdir("./91/file1/work" [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [ 119.030769][ T7820] PM: Image not found (code -6) [pid 7828] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] close(4 [pid 5063] umount2("./92/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7828] <... futex resumed>) = 1 [pid 7826] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 7828] mkdir("./file1", 000 [pid 7826] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./92/file1/work", [pid 5061] rmdir("./90/file1" [pid 7828] <... mkdir resumed>) = 0 [pid 7826] <... futex resumed>) = 0 [pid 5065] umount2("./91/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7826] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./91/file1/index", [pid 5063] umount2("./92/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... umount2 resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(3, [pid 7828] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./93/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./91/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] openat(AT_FDCWD, "./92/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7828] <... futex resumed>) = 1 [pid 7826] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... openat resumed>) = 5 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7828] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7826] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./93/bus", [pid 7828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7826] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] openat(AT_FDCWD, "./91/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] newfstatat(5, "", [pid 5061] close(3 [pid 7828] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7826] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./93/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... openat resumed>) = 5 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... close resumed>) = 0 [pid 5061] rmdir("./90") = 0 [pid 7829] <... sendfile resumed>) = 4 [pid 7819] <... sendfile resumed>) = 4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(5, "", [pid 5063] getdents64(5, [pid 5061] mkdir("./91", 0777 [pid 7829] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7819] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./93/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7829] <... futex resumed>) = 1 [pid 7819] <... futex resumed>) = 0 [pid 7815] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5061] <... mkdir resumed>) = 0 [pid 7829] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7819] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7815] exit_group(0 [pid 5068] newfstatat(4, "", [pid 5065] getdents64(5, [pid 5063] getdents64(5, [pid 7829] <... futex resumed>) = ? [pid 7815] <... exit_group resumed>) = ? [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7829] +++ exited with 0 +++ [pid 7819] <... futex resumed>) = ? [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(5, [pid 5063] close(5 [pid 7819] +++ exited with 0 +++ [pid 7815] +++ exited with 0 +++ [pid 5068] getdents64(4, [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... close resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5065] close(5 [pid 5063] rmdir("./92/file1/work" [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7815, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5068] umount2("./93/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... close resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7828] <... mount resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] rmdir("./91/file1/index" [pid 5063] umount2("./92/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7831 attached [pid 7828] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./93/bus/file0", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7831] set_robust_list(0x555555f856a0, 24 [pid 7828] <... futex resumed>) = 1 [pid 7826] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] newfstatat(AT_FDCWD, "./92/file1/index", [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7831 [pid 7831] <... set_robust_list resumed>) = 0 [pid 7828] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7826] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] unlink("./93/bus/file0" [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7831] chdir("./91" [pid 7828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7826] <... futex resumed>) = 0 [pid 7828] unlink(NULL [pid 7826] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... unlink resumed>) = 0 [pid 5065] getdents64(4, [pid 5063] umount2("./92/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7831] <... chdir resumed>) = 0 [pid 7828] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5068] getdents64(4, [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7831] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7828] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7831] <... prctl resumed>) = 0 [pid 7828] <... futex resumed>) = 1 [pid 7826] <... futex resumed>) = 0 [pid 5068] close(4 [pid 5065] close(4 [pid 5063] openat(AT_FDCWD, "./92/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7831] setpgid(0, 0 [pid 7828] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7826] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5063] <... openat resumed>) = 5 [pid 7831] <... setpgid resumed>) = 0 [pid 7828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7826] <... futex resumed>) = 0 [pid 5060] umount2("./90", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7831] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7828] chdir("./bus" [pid 7826] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./93/bus" [pid 5065] rmdir("./91/file1" [pid 5063] newfstatat(5, "", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7831] <... openat resumed>) = 3 [pid 7828] <... chdir resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7828] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] openat(AT_FDCWD, "./90", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... rmdir resumed>) = 0 [pid 7826] <... futex resumed>) = 0 [pid 7826] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7826] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7831] write(3, "1000", 4 [pid 5065] getdents64(3, [pid 7831] <... write resumed>) = 4 [pid 7831] close(3) = 0 [pid 7828] <... futex resumed>) = 1 [pid 5068] umount2("./93/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] getdents64(5, [pid 5060] <... openat resumed>) = 3 [pid 7831] symlink("/dev/binderfs", "./binderfs" [pid 7828] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] close(3 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] newfstatat(AT_FDCWD, "./93/binderfs", [pid 5063] getdents64(5, [pid 5060] newfstatat(3, "", [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] close(5) = 0 [pid 5060] getdents64(3, [pid 5068] unlink("./93/binderfs" [pid 5063] rmdir("./92/file1/index" [pid 7831] <... symlink resumed>) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7831] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] rmdir("./91" [pid 7831] <... futex resumed>) = 0 [pid 7831] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7828] <... open resumed>) = 3 [pid 5068] umount2("./93/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... rmdir resumed>) = 0 [pid 5060] umount2("./90/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7831] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7831] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] mkdir("./92", 0777 [pid 5063] getdents64(4, [pid 7831] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] newfstatat(AT_FDCWD, "./93/file0", [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7831] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7828] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] close(4 [pid 7831] <... mmap resumed>) = 0x7fef411b2000 [pid 7828] <... futex resumed>) = 1 [pid 7826] <... futex resumed>) = 0 [pid 5068] umount2("./93/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... close resumed>) = 0 [pid 7828] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7826] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] rmdir("./92/file1" [pid 7831] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7826] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./93/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7831] <... mprotect resumed>) = 0 [pid 7828] fcntl(-1, F_SETFL, O_RDONLY [pid 7826] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 4 [pid 7828] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7828] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7831] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7828] <... futex resumed>) = 1 [pid 7826] <... futex resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 5065] <... mkdir resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = 0 [pid 7831] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7828] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7826] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7831] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7828] <... openat resumed>) = 4 [pid 7826] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5063] getdents64(3, [pid 5060] umount2("./90/bus", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7832 attached [pid 7828] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7826] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7832] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7828] <... futex resumed>) = 0 [pid 7826] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] close(3 [pid 5060] newfstatat(AT_FDCWD, "./90/bus", [pid 7832] <... rseq resumed>) = 0 [pid 7828] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7826] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7833 attached [pid 7832] set_robust_list(0x7fef411d29a0, 24 [pid 7831] <... clone3 resumed> => {parent_tid=[7832]}, 88) = 7832 [pid 7828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7826] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7833 [pid 5063] <... close resumed>) = 0 [pid 7833] set_robust_list(0x555555f856a0, 24 [pid 7832] <... set_robust_list resumed>) = 0 [pid 7831] rt_sigprocmask(SIG_SETMASK, [], [pid 7828] sendfile(4, 4, NULL, 7 [pid 7826] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] umount2("./90/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7833] <... set_robust_list resumed>) = 0 [pid 7832] rt_sigprocmask(SIG_SETMASK, [], [pid 7831] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] close(4 [pid 5063] rmdir("./92" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7833] chdir("./92" [pid 7832] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... close resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./90/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7832] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7833] <... chdir resumed>) = 0 [pid 5068] rmdir("./93/file0") = 0 [pid 7833] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5060] <... openat resumed>) = 4 [pid 7833] <... prctl resumed>) = 0 [pid 5063] mkdir("./93", 0777 [pid 5060] newfstatat(4, "", [pid 7833] setpgid(0, 0 [pid 5063] <... mkdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7833] <... setpgid resumed>) = 0 [ 119.084444][ T7819] PM: Image not found (code -6) [ 119.085391][ T7828] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5068] umount2("./93/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7833] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7831] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] getdents64(4, [pid 7833] <... openat resumed>) = 3 [pid 7832] <... futex resumed>) = 0 [pid 7831] <... futex resumed>) = 1 [pid 5068] newfstatat(AT_FDCWD, "./93/file1", [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 7835 attached [pid 7831] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7835] set_robust_list(0x555555f856a0, 24 [pid 7833] write(3, "1000", 4 [pid 7832] mkdir("./file0", 000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./90/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7835] <... set_robust_list resumed>) = 0 [pid 7833] <... write resumed>) = 4 [pid 7832] <... mkdir resumed>) = 0 [pid 5068] umount2("./93/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7835 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7835] chdir("./93" [pid 7833] close(3 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./90/bus/file0", [pid 7835] <... chdir resumed>) = 0 [pid 7835] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7833] <... close resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./93/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7835] <... prctl resumed>) = 0 [pid 7833] symlink("/dev/binderfs", "./binderfs" [pid 7832] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 4 [pid 5060] unlink("./90/bus/file0" [pid 7835] setpgid(0, 0 [pid 7833] <... symlink resumed>) = 0 [pid 7832] <... futex resumed>) = 1 [pid 7831] <... futex resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 7835] <... setpgid resumed>) = 0 [pid 7831] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7835] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7833] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7832] mkdir("./bus", 000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 7831] <... futex resumed>) = 0 [pid 7835] <... openat resumed>) = 3 [pid 7833] <... futex resumed>) = 0 [pid 7832] <... mkdir resumed>) = 0 [pid 7831] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7828] <... sendfile resumed>) = 4 [pid 5068] getdents64(4, [pid 7835] write(3, "1000", 4 [pid 7833] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] getdents64(4, [pid 7835] <... write resumed>) = 4 [pid 7833] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7832] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7828] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./93/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7835] close(3 [pid 7833] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7832] <... futex resumed>) = 1 [pid 7831] <... futex resumed>) = 0 [pid 7828] <... futex resumed>) = 1 [pid 7826] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] close(4 [pid 7835] <... close resumed>) = 0 [pid 7833] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7832] mkdir("./file1", 000 [pid 7831] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7828] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7826] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./93/file1/work", [pid 5060] <... close resumed>) = 0 [pid 7835] symlink("/dev/binderfs", "./binderfs" [pid 7833] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7832] <... mkdir resumed>) = 0 [pid 7831] <... futex resumed>) = 0 [pid 7828] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7826] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] rmdir("./90/bus" [pid 7833] <... mmap resumed>) = 0x7fef411b2000 [pid 7835] <... symlink resumed>) = 0 [pid 7833] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7831] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7828] sendfile(3, 4, NULL, 281474978811911 [pid 7826] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... rmdir resumed>) = 0 [pid 7835] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7833] <... mprotect resumed>) = 0 [pid 7828] <... sendfile resumed>) = 0 [pid 5068] umount2("./93/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7835] <... futex resumed>) = 0 [pid 7832] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7835] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7833] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7832] <... futex resumed>) = 1 [pid 7831] <... futex resumed>) = 0 [pid 7828] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./93/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] umount2("./90/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7835] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7833] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7832] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7831] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7828] <... futex resumed>) = 1 [pid 7826] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7833] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7828] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7826] exit_group(0 [pid 5068] newfstatat(5, "", [pid 5060] newfstatat(AT_FDCWD, "./90/binderfs", ./strace-static-x86_64: Process 7837 attached [pid 7832] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7828] <... futex resumed>) = ? [pid 7826] <... exit_group resumed>) = ? [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7837] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7835] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7831] <... futex resumed>) = 0 [pid 7835] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7833] <... clone3 resumed> => {parent_tid=[7837]}, 88) = 7837 [pid 7831] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7828] +++ exited with 0 +++ [pid 7826] +++ exited with 0 +++ [pid 5068] getdents64(5, [pid 7835] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7833] rt_sigprocmask(SIG_SETMASK, [], [pid 7837] <... rseq resumed>) = 0 [pid 7835] <... mmap resumed>) = 0x7fef411b2000 [pid 5060] unlink("./90/binderfs" [pid 7833] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7833] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7826, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 7833] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./91", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7837] set_robust_list(0x7fef411d29a0, 24 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... unlink resumed>) = 0 [pid 7837] <... set_robust_list resumed>) = 0 [pid 5060] umount2("./90/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7835] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] getdents64(5, [pid 5062] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./90/file0", [pid 5068] close(5 [pid 5062] <... openat resumed>) = 3 [pid 7835] <... mprotect resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5062] newfstatat(3, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] rmdir("./93/file1/work" [pid 7835] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7837] rt_sigprocmask(SIG_SETMASK, [], [pid 7835] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7832] <... mount resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5060] umount2("./90/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7837] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7835] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7832] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./93/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(3, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7837] mkdir("./file0", 000 [pid 7832] <... futex resumed>) = 1 [pid 7831] <... futex resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./90/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7838 attached [pid 7837] <... mkdir resumed>) = 0 [pid 7832] unlink(NULL [pid 7831] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] <... openat resumed>) = 4 [pid 7838] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7837] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7835] <... clone3 resumed> => {parent_tid=[7838]}, 88) = 7838 [pid 7832] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7831] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./93/file1/index", [pid 5060] newfstatat(4, "", [pid 7838] <... rseq resumed>) = 0 [pid 7837] <... futex resumed>) = 1 [pid 7833] <... futex resumed>) = 0 [pid 7832] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7831] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./91/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7838] set_robust_list(0x7fef411d29a0, 24 [pid 7837] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7835] rt_sigprocmask(SIG_SETMASK, [], [pid 7833] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7832] <... futex resumed>) = 0 [pid 7831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] getdents64(4, [pid 7838] <... set_robust_list resumed>) = 0 [pid 7837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7835] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7833] <... futex resumed>) = 0 [pid 7832] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7831] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7838] rt_sigprocmask(SIG_SETMASK, [], [pid 7837] mkdir("./bus", 000 [pid 7835] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7833] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7831] <... futex resumed>) = 0 [pid 5068] umount2("./93/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 7838] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7837] <... mkdir resumed>) = 0 [pid 7835] <... futex resumed>) = 0 [pid 7832] chdir("./bus" [pid 7831] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7838] mkdir("./file0", 000 [pid 7837] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7835] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7832] <... chdir resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./93/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] close(4 [pid 7837] <... futex resumed>) = 1 [pid 7833] <... futex resumed>) = 0 [pid 7832] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... close resumed>) = 0 [pid 7837] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7833] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7832] <... futex resumed>) = 1 [pid 7831] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5060] rmdir("./90/file0" [pid 7837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7833] <... futex resumed>) = 0 [pid 7832] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7831] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(5, "", [pid 7837] mkdir("./file1", 000 [pid 7833] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] <... rmdir resumed>) = 0 [pid 7838] <... mkdir resumed>) = 0 [pid 7837] <... mkdir resumed>) = 0 [pid 7832] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7831] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./90/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7837] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7837] <... futex resumed>) = 1 [pid 7833] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 7838] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] newfstatat(AT_FDCWD, "./90/file1", [pid 7838] <... futex resumed>) = 1 [pid 7837] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7835] <... futex resumed>) = 0 [pid 7833] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7831] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7838] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7835] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7833] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 5060] umount2("./90/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 119.166195][ T7828] PM: Image not found (code -6) [ 119.186075][ T7832] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7837] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7835] <... futex resumed>) = 0 [pid 7833] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7838] mkdir("./bus", 000 [pid 7835] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] openat(AT_FDCWD, "./90/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7838] <... mkdir resumed>) = 0 [pid 7837] <... mount resumed>) = 0 [pid 7832] <... open resumed>) = 3 [pid 5068] close(5 [pid 5062] <... umount2 resumed>) = 0 [pid 5060] <... openat resumed>) = 4 [pid 7838] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7837] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7832] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5062] umount2("./91/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(4, "", [pid 7838] <... futex resumed>) = 1 [pid 7837] <... futex resumed>) = 1 [pid 7835] <... futex resumed>) = 0 [pid 7833] <... futex resumed>) = 0 [pid 7832] <... futex resumed>) = 1 [pid 7831] <... futex resumed>) = 0 [pid 5068] rmdir("./93/file1/index" [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7838] mkdir("./file1", 000 [pid 7837] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7835] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7833] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7832] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] newfstatat(AT_FDCWD, "./91/bus", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7838] <... mkdir resumed>) = 0 [pid 7837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7835] <... futex resumed>) = 0 [pid 7833] <... futex resumed>) = 0 [pid 7832] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7831] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7838] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7837] unlink(NULL [pid 7835] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7833] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7832] fcntl(-1, F_SETFL, O_RDONLY [pid 5060] getdents64(4, [pid 7835] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7832] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7831] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5062] umount2("./91/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7835] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7831] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7835] <... futex resumed>) = 0 [pid 7832] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7831] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] close(4 [pid 5062] openat(AT_FDCWD, "./91/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7837] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7835] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7832] <... futex resumed>) = 0 [pid 7831] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5060] umount2("./90/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7831] <... futex resumed>) = 0 [pid 5068] rmdir("./93/file1" [pid 7837] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7832] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7831] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 7838] <... futex resumed>) = 1 [pid 7835] <... futex resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7837] <... futex resumed>) = 1 [pid 7835] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=48000000} [pid 7833] <... futex resumed>) = 0 [pid 7838] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7837] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7833] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7832] <... openat resumed>) = 4 [pid 5060] newfstatat(AT_FDCWD, "./90/file1/work", [pid 7837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7833] <... futex resumed>) = 0 [pid 5068] getdents64(3, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7837] chdir("./bus" [pid 7833] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7832] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] getdents64(4, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7837] <... chdir resumed>) = 0 [pid 7832] <... futex resumed>) = 1 [pid 7831] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7831] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(3 [pid 5062] umount2("./91/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7831] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7831] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./93" [pid 5062] newfstatat(AT_FDCWD, "./91/bus/file0", [pid 7832] sendfile(4, 4, NULL, 7 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7837] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] unlink("./91/bus/file0" [pid 5060] umount2("./90/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7837] <... futex resumed>) = 1 [pid 7833] <... futex resumed>) = 0 [pid 7837] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7833] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... unlink resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(4, [pid 7833] <... futex resumed>) = 0 [pid 7837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] openat(AT_FDCWD, "./90/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7833] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7837] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5068] mkdir("./94", 0777 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... openat resumed>) = 5 [pid 5062] close(4 [pid 5060] newfstatat(5, "", [pid 5068] <... mkdir resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 7837] <... open resumed>) = 3 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] rmdir("./91/bus") = 0 ./strace-static-x86_64: Process 7840 attached [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7840 [pid 5062] umount2("./91/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7840] set_robust_list(0x555555f856a0, 24 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7840] <... set_robust_list resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./91/binderfs", [pid 7840] chdir("./94" [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] unlink("./91/binderfs") = 0 [pid 5062] umount2("./91/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./91/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./91/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./91/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5062] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7840] <... chdir resumed>) = 0 [pid 5062] getdents64(4, [pid 7840] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7840] <... prctl resumed>) = 0 [pid 7837] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, [pid 7837] <... futex resumed>) = 1 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7837] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] close(4 [pid 7840] setpgid(0, 0 [pid 5062] <... close resumed>) = 0 [pid 7840] <... setpgid resumed>) = 0 [pid 5062] rmdir("./91/file0" [pid 7840] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7833] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] getdents64(5, [pid 7833] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7837] <... futex resumed>) = 0 [pid 7833] <... futex resumed>) = 1 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7837] fcntl(-1, F_SETFL, O_RDONLY [pid 7833] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./91/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7840] <... openat resumed>) = 3 [pid 7837] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] close(5 [pid 7837] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7833] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7837] <... futex resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 7833] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7837] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7833] <... futex resumed>) = 0 [pid 5060] rmdir("./90/file1/work" [pid 5062] newfstatat(AT_FDCWD, "./91/file1", [pid 7840] write(3, "1000", 4 [pid 7833] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7840] <... write resumed>) = 4 [pid 5062] umount2("./91/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 7840] close(3 [pid 7838] <... mount resumed>) = 0 [pid 7837] <... openat resumed>) = 4 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./90/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7840] <... close resumed>) = 0 [pid 7838] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7837] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./91/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7840] symlink("/dev/binderfs", "./binderfs" [pid 7838] <... futex resumed>) = 1 [pid 7837] <... futex resumed>) = 1 [pid 7835] <... futex resumed>) = 0 [pid 7833] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5060] newfstatat(AT_FDCWD, "./90/file1/index", [pid 7840] <... symlink resumed>) = 0 [pid 7838] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7837] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7835] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7833] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7840] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7837] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7835] <... futex resumed>) = 0 [pid 7833] <... futex resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 5060] umount2("./90/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7840] <... futex resumed>) = 0 [pid 7838] unlink(NULL [pid 7837] sendfile(4, 4, NULL, 7 [pid 7835] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7833] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7840] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7838] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] openat(AT_FDCWD, "./90/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7840] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7838] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 5060] <... openat resumed>) = 5 [pid 7840] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7838] <... futex resumed>) = 1 [pid 7835] <... futex resumed>) = 0 [pid 5060] newfstatat(5, "", [pid 7840] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7838] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7835] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7835] <... futex resumed>) = 0 [pid 5062] umount2("./91/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(5, [pid 7840] <... mmap resumed>) = 0x7fef411b2000 [pid 7838] chdir("./bus" [pid 7835] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7840] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7838] <... chdir resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./91/file1/work", [pid 5060] getdents64(5, [pid 7840] <... mprotect resumed>) = 0 [pid 7838] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7838] <... futex resumed>) = 1 [pid 7835] <... futex resumed>) = 0 [pid 7840] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] close(5 [pid 7840] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7838] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7835] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... close resumed>) = 0 [pid 7840] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7835] <... futex resumed>) = 0 [pid 5062] umount2("./91/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./90/file1/index"./strace-static-x86_64: Process 7842 attached [pid 7838] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7835] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... rmdir resumed>) = 0 [pid 7842] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7840] <... clone3 resumed> => {parent_tid=[7842]}, 88) = 7842 [pid 7838] <... open resumed>) = 3 [pid 5062] openat(AT_FDCWD, "./91/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(4, [pid 7842] <... rseq resumed>) = 0 [pid 7840] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7842] set_robust_list(0x7fef411d29a0, 24 [pid 7840] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... openat resumed>) = 5 [pid 5060] close(4 [pid 7842] <... set_robust_list resumed>) = 0 [pid 7840] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(5, "", [pid 5060] <... close resumed>) = 0 [pid 7842] rt_sigprocmask(SIG_SETMASK, [], [pid 7840] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] rmdir("./90/file1" [pid 7840] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(5, [pid 5060] <... rmdir resumed>) = 0 [pid 7842] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(3, [pid 7842] mkdir("./file0", 000 [pid 7838] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7838] <... futex resumed>) = 1 [pid 7835] <... futex resumed>) = 0 [pid 5060] close(3 [pid 7842] <... mkdir resumed>) = 0 [pid 7838] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7835] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7831] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] getdents64(5, [pid 5060] <... close resumed>) = 0 [pid 7838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7835] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [ 119.223659][ T7837] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 119.259360][ T7838] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5060] rmdir("./90" [pid 7842] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7838] fcntl(-1, F_SETFL, O_RDONLY [pid 7835] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7831] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] close(5 [pid 5060] <... rmdir resumed>) = 0 [pid 7842] <... futex resumed>) = 1 [pid 7840] <... futex resumed>) = 0 [pid 7838] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7831] <... futex resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5060] mkdir("./91", 0777 [pid 7842] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7840] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7838] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7831] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] rmdir("./91/file1/work" [pid 5060] <... mkdir resumed>) = 0 [pid 7842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7840] <... futex resumed>) = 0 [pid 7838] <... futex resumed>) = 1 [pid 7835] <... futex resumed>) = 0 [pid 7831] <... mmap resumed>) = 0x7fef41191000 [pid 7840] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7835] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7842] mkdir("./bus", 000 [pid 7838] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7835] <... futex resumed>) = 0 [pid 7831] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7838] <... openat resumed>) = 4 [pid 7835] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7842] <... mkdir resumed>) = 0 [pid 7831] <... mprotect resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 7843 attached [pid 7838] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7843] set_robust_list(0x555555f856a0, 24 [pid 7831] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7842] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./91/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7842] <... futex resumed>) = 1 [pid 7840] <... futex resumed>) = 0 [pid 7831] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7840] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7831] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7843] <... set_robust_list resumed>) = 0 [pid 7842] mkdir("./file1", 000 [pid 7840] <... futex resumed>) = 0 [pid 7838] <... futex resumed>) = 1 [pid 7835] <... futex resumed>) = 0 [pid 7832] <... sendfile resumed>) = 4 [pid 5062] newfstatat(AT_FDCWD, "./91/file1/index", [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7843 [pid 7840] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7838] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7835] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7838] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7835] <... futex resumed>) = 0 [pid 7838] sendfile(4, 4, NULL, 7 [pid 7835] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7845 attached [pid 7845] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7843] chdir("./91" [pid 7842] <... mkdir resumed>) = 0 [pid 7832] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7831] <... clone3 resumed> => {parent_tid=[7845]}, 88) = 7845 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7843] <... chdir resumed>) = 0 [pid 7842] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7832] <... futex resumed>) = 0 [pid 5062] umount2("./91/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7843] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7832] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7843] <... prctl resumed>) = 0 [pid 7842] <... futex resumed>) = 1 [pid 7840] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7843] setpgid(0, 0 [pid 7840] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./91/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7843] <... setpgid resumed>) = 0 [pid 7842] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7840] <... futex resumed>) = 0 [pid 7845] <... rseq resumed>) = 0 [pid 7843] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7840] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7831] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] <... openat resumed>) = 5 [pid 7845] set_robust_list(0x7fef411b19a0, 24 [pid 7843] <... openat resumed>) = 3 [pid 7833] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7831] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] newfstatat(5, "", [pid 7845] <... set_robust_list resumed>) = 0 [pid 7843] write(3, "1000", 4 [pid 7833] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7831] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7845] rt_sigprocmask(SIG_SETMASK, [], [pid 7843] <... write resumed>) = 4 [pid 7833] <... futex resumed>) = 0 [pid 7831] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7845] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7843] close(3 [pid 7833] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7831] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7845] sendfile(3, 4, NULL, 281474978811911 [pid 7843] <... close resumed>) = 0 [pid 7833] <... mmap resumed>) = 0x7fef41191000 [pid 5062] getdents64(5, [pid 7845] <... sendfile resumed>) = 0 [pid 7843] symlink("/dev/binderfs", "./binderfs" [pid 7833] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7845] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7843] <... symlink resumed>) = 0 [pid 7833] <... mprotect resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7845] <... futex resumed>) = 1 [pid 7833] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7831] <... futex resumed>) = 0 [pid 5062] getdents64(5, [pid 7845] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7833] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7831] exit_group(0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7845] <... futex resumed>) = ? [pid 7833] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7832] <... futex resumed>) = ? [pid 7831] <... exit_group resumed>) = ? ./strace-static-x86_64: Process 7847 attached [pid 7845] +++ exited with 0 +++ [ 119.315957][ T7832] PM: Image not found (code -6) [pid 7843] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7832] +++ exited with 0 +++ [pid 7831] +++ exited with 0 +++ [pid 5062] close(5 [pid 7847] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7833] <... clone3 resumed> => {parent_tid=[7847]}, 88) = 7847 [pid 7847] <... rseq resumed>) = 0 [pid 7833] rt_sigprocmask(SIG_SETMASK, [], [pid 7847] set_robust_list(0x7fef411b19a0, 24 [pid 7833] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7847] <... set_robust_list resumed>) = 0 [pid 7833] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7847] rt_sigprocmask(SIG_SETMASK, [], [pid 7833] <... futex resumed>) = 0 [pid 7847] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7833] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7847] sendfile(3, 4, NULL, 281474978811911 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7831, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 7843] <... futex resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 7843] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5062] rmdir("./91/file1/index" [pid 7843] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7843] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5062] <... rmdir resumed>) = 0 [pid 7843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7843] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] getdents64(4, [pid 7843] <... mmap resumed>) = 0x7fef411b2000 [pid 7842] <... mount resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7843] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7842] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7843] <... mprotect resumed>) = 0 [pid 7842] <... futex resumed>) = 1 [pid 7840] <... futex resumed>) = 0 [pid 5062] close(4 [pid 7843] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7842] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7840] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... close resumed>) = 0 [pid 5061] umount2("./91", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7843] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7840] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7843] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7842] unlink(NULL [pid 7840] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] rmdir("./91/file1" [pid 5061] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7848 attached [pid 7842] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... openat resumed>) = 3 [pid 7848] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7843] <... clone3 resumed> => {parent_tid=[7848]}, 88) = 7848 [pid 7842] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(3, "", [pid 7848] <... rseq resumed>) = 0 [pid 7843] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7848] set_robust_list(0x7fef411d29a0, 24 [pid 7843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7842] <... futex resumed>) = 1 [pid 7840] <... futex resumed>) = 0 [pid 5061] getdents64(3, [pid 7843] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7842] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7840] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(3, [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7848] <... set_robust_list resumed>) = 0 [pid 7843] <... futex resumed>) = 0 [pid 7842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7840] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] umount2("./91/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7848] rt_sigprocmask(SIG_SETMASK, [], [pid 7843] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7842] chdir("./bus" [pid 7840] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7848] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7842] <... chdir resumed>) = 0 [pid 5062] close(3 [pid 7842] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7848] mkdir("./file0", 000 [pid 5062] <... close resumed>) = 0 [pid 7842] <... futex resumed>) = 1 [pid 7840] <... futex resumed>) = 0 [pid 5062] rmdir("./91" [pid 7842] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7840] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7848] <... mkdir resumed>) = 0 [pid 7842] <... open resumed>) = 3 [pid 7835] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = 0 [pid 5062] mkdir("./92", 0777 [pid 5061] umount2("./91/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... mkdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7848] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7847] <... sendfile resumed>) = 4 [pid 7840] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7835] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(AT_FDCWD, "./91/bus", [pid 7848] <... futex resumed>) = 1 [pid 7847] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7843] <... futex resumed>) = 0 [pid 7835] <... futex resumed>) = 0 [pid 7848] mkdir("./bus", 000 [pid 7847] <... futex resumed>) = 1 [pid 7843] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7835] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7833] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7848] <... mkdir resumed>) = 0 [pid 7847] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7843] <... futex resumed>) = 0 [pid 7842] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7835] <... mmap resumed>) = 0x7fef41191000 [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] umount2("./91/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7848] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7843] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7842] <... futex resumed>) = 1 [pid 7840] <... futex resumed>) = 0 [pid 7837] <... sendfile resumed>) = 4 [pid 7835] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7848] <... futex resumed>) = 0 [pid 7843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7842] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7840] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7835] <... mprotect resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./91/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7850 attached [pid 7848] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7843] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7840] <... futex resumed>) = 0 [pid 7837] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7835] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7833] exit_group(0 [pid 7850] set_robust_list(0x555555f856a0, 24 [pid 7848] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7847] <... futex resumed>) = ? [pid 7843] <... futex resumed>) = 0 [pid 7842] fcntl(-1, F_SETFL, O_RDONLY [pid 7840] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7837] <... futex resumed>) = ? [pid 7835] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7833] <... exit_group resumed>) = ? [pid 5061] <... openat resumed>) = 4 [pid 7850] <... set_robust_list resumed>) = 0 [pid 7848] mkdir("./file1", 000 [pid 7847] +++ exited with 0 +++ [pid 7843] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7842] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7837] +++ exited with 0 +++ [pid 7835] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7850 [pid 5061] newfstatat(4, "", [pid 7848] <... mkdir resumed>) = 0 [pid 7842] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7833] +++ exited with 0 +++ [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 7851 attached [pid 7850] chdir("./92" [pid 7851] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7850] <... chdir resumed>) = 0 [pid 7835] <... clone3 resumed> => {parent_tid=[7851]}, 88) = 7851 [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7833, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5061] getdents64(4, [pid 7851] <... rseq resumed>) = 0 [pid 7850] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7842] <... futex resumed>) = 1 [pid 7840] <... futex resumed>) = 0 [pid 7835] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] umount2("./92", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7851] set_robust_list(0x7fef411b19a0, 24 [pid 7850] <... prctl resumed>) = 0 [pid 7848] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7842] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7840] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7835] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./91/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7851] <... set_robust_list resumed>) = 0 [pid 7850] setpgid(0, 0 [pid 7848] <... futex resumed>) = 1 [pid 7843] <... futex resumed>) = 0 [pid 7842] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7840] <... futex resumed>) = 0 [pid 7835] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7851] rt_sigprocmask(SIG_SETMASK, [], [pid 7850] <... setpgid resumed>) = 0 [pid 7848] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7843] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7842] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7840] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7835] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 3 [pid 7851] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7850] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7848] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7843] <... futex resumed>) = 0 [pid 7842] <... openat resumed>) = 4 [pid 5065] newfstatat(3, "", [pid 5061] newfstatat(AT_FDCWD, "./91/bus/file0", [pid 7851] sendfile(3, 4, NULL, 281474978811911 [pid 7850] <... openat resumed>) = 3 [pid 7848] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7843] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7835] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7850] write(3, "1000", 4 [pid 7842] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(3, [pid 7842] <... futex resumed>) = 1 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7850] <... write resumed>) = 4 [pid 7842] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7840] <... futex resumed>) = 0 [pid 5065] umount2("./92/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] unlink("./91/bus/file0" [pid 7850] close(3 [pid 7840] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... unlink resumed>) = 0 [pid 7850] <... close resumed>) = 0 [pid 7842] <... futex resumed>) = 0 [pid 7840] <... futex resumed>) = 1 [pid 7850] symlink("/dev/binderfs", "./binderfs" [pid 7842] sendfile(4, 4, NULL, 7 [pid 7840] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7850] <... symlink resumed>) = 0 [pid 5061] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] close(4) = 0 [pid 5061] rmdir("./91/bus" [pid 7850] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7850] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 7850] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7850] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5061] umount2("./91/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7850] <... mmap resumed>) = 0x7fef411b2000 [pid 7850] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 119.347793][ T7842] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 119.375952][ T7837] PM: Image not found (code -6) [pid 5061] newfstatat(AT_FDCWD, "./91/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] unlink("./91/binderfs") = 0 [pid 5061] umount2("./91/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7850] <... mprotect resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./91/file0", [pid 7850] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./91/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7850] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./91/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5061] newfstatat(4, "", [pid 7850] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] close(4) = 0 ./strace-static-x86_64: Process 7852 attached [pid 5061] rmdir("./91/file0" [pid 7852] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7850] <... clone3 resumed> => {parent_tid=[7852]}, 88) = 7852 [pid 7852] <... rseq resumed>) = 0 [pid 7850] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] <... rmdir resumed>) = 0 [pid 7852] set_robust_list(0x7fef411d29a0, 24 [pid 7850] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7852] <... set_robust_list resumed>) = 0 [pid 7850] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./91/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7852] rt_sigprocmask(SIG_SETMASK, [], [pid 7850] <... futex resumed>) = 0 [pid 7850] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7852] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7852] mkdir("./file0", 000 [pid 5061] newfstatat(AT_FDCWD, "./91/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./91/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./91/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5061] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7852] <... mkdir resumed>) = 0 [pid 5061] getdents64(4, [pid 7852] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7850] <... futex resumed>) = 0 [pid 7852] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7850] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7850] <... futex resumed>) = 0 [pid 7852] mkdir("./bus", 000 [pid 7850] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7852] <... mkdir resumed>) = 0 [pid 5061] umount2("./91/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7852] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7852] <... futex resumed>) = 1 [pid 7850] <... futex resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./91/file1/work", [pid 7852] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7850] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7850] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7852] mkdir("./file1", 000 [pid 7850] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = 0 [pid 5061] umount2("./91/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./92/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7852] <... mkdir resumed>) = 0 [pid 7848] <... mount resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7852] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7848] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./92/bus", [pid 5061] openat(AT_FDCWD, "./91/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./92/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7848] <... futex resumed>) = 1 [pid 7843] <... futex resumed>) = 0 [pid 7848] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7843] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7848] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] openat(AT_FDCWD, "./92/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7843] <... futex resumed>) = 0 [pid 7848] unlink(NULL [pid 5061] <... openat resumed>) = 5 [pid 7848] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7843] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... openat resumed>) = 4 [pid 5061] newfstatat(5, "", [pid 7852] <... futex resumed>) = 1 [pid 7850] <... futex resumed>) = 0 [pid 7848] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] newfstatat(4, "", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7852] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7850] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7848] <... futex resumed>) = 0 [pid 7843] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(5, [pid 7852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7850] <... futex resumed>) = 0 [pid 7848] chdir("./bus" [pid 7843] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 7852] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7850] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7848] <... chdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7848] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./92/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(5, [pid 7848] <... futex resumed>) = 0 [pid 7843] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7848] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7843] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] newfstatat(AT_FDCWD, "./92/bus/file0", [pid 5061] close(5 [pid 7835] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7852] <... mount resumed>) = 0 [pid 7851] <... sendfile resumed>) = 4 [pid 7843] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7840] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7838] <... sendfile resumed>) = 4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... close resumed>) = 0 [pid 7852] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7848] <... futex resumed>) = 0 [pid 7843] <... futex resumed>) = 1 [pid 7840] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] unlink("./92/bus/file0" [pid 5061] rmdir("./91/file1/work" [pid 7852] <... futex resumed>) = 1 [pid 7848] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7843] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7840] <... futex resumed>) = 0 [pid 7850] <... futex resumed>) = 0 [pid 7850] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... unlink resumed>) = 0 [pid 7850] <... futex resumed>) = 0 [pid 7850] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7851] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7851] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7838] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... rmdir resumed>) = 0 [pid 7840] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] getdents64(4, [pid 5061] umount2("./91/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7852] unlink(NULL [pid 7840] <... mmap resumed>) = 0x7fef41191000 [pid 7852] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7838] <... futex resumed>) = 0 [pid 7852] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7838] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7840] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7852] <... futex resumed>) = 1 [pid 7850] <... futex resumed>) = 0 [pid 7840] <... mprotect resumed>) = 0 [pid 5065] close(4 [pid 5061] newfstatat(AT_FDCWD, "./91/file1/index", [pid 7850] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7835] exit_group(0 [pid 5065] <... close resumed>) = 0 [pid 7851] <... futex resumed>) = ? [pid 7850] <... futex resumed>) = 0 [pid 7835] <... exit_group resumed>) = ? [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] rmdir("./92/bus" [pid 7852] chdir("./bus" [pid 7851] +++ exited with 0 +++ [pid 7850] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7840] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7852] <... chdir resumed>) = 0 [pid 7840] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7838] <... futex resumed>) = ? [pid 5065] <... rmdir resumed>) = 0 [pid 5061] umount2("./91/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7852] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7848] <... open resumed>) = 3 [pid 7840] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] umount2("./92/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7852] <... futex resumed>) = 1 [pid 7850] <... futex resumed>) = 0 [pid 7848] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7852] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7850] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7848] <... futex resumed>) = 1 [pid 7843] <... futex resumed>) = 0 [pid 7840] <... clone3 resumed> => {parent_tid=[7855]}, 88) = 7855 [pid 5065] newfstatat(AT_FDCWD, "./92/binderfs", [pid 5061] openat(AT_FDCWD, "./91/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7850] <... futex resumed>) = 0 [pid 7848] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7843] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7840] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7855 attached [pid 7852] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7850] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7848] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7843] <... futex resumed>) = 0 [pid 7840] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7838] +++ exited with 0 +++ [pid 7835] +++ exited with 0 +++ [pid 5065] unlink("./92/binderfs" [pid 5061] <... openat resumed>) = 5 [pid 7855] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053) = 0 [pid 7843] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... unlink resumed>) = 0 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7835, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5061] newfstatat(5, "", [pid 7855] set_robust_list(0x7fef411b19a0, 24 [pid 7852] <... open resumed>) = 3 [pid 7848] fcntl(-1, F_SETFL, O_RDONLY [pid 7840] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./92/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./93", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7855] <... set_robust_list resumed>) = 0 [pid 7852] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7848] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7840] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(5, [pid 7855] rt_sigprocmask(SIG_SETMASK, [], [pid 7852] <... futex resumed>) = 1 [pid 7850] <... futex resumed>) = 0 [pid 7848] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./92/file0", [pid 5063] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7855] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7852] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7850] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7848] <... futex resumed>) = 1 [pid 7843] <... futex resumed>) = 0 [pid 7840] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... openat resumed>) = 3 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7855] sendfile(3, 4, NULL, 281474978811911 [pid 7852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7850] <... futex resumed>) = 0 [pid 7848] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7843] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./92/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(3, "", [pid 5061] getdents64(5, [pid 7852] fcntl(-1, F_SETFL, O_RDONLY [pid 7850] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7848] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7843] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7852] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7848] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7843] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] openat(AT_FDCWD, "./92/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] getdents64(3, [pid 5061] close(5 [pid 7852] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7848] <... openat resumed>) = 4 [pid 5065] <... openat resumed>) = 4 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] <... close resumed>) = 0 [pid 7852] <... futex resumed>) = 1 [pid 7850] <... futex resumed>) = 0 [pid 7848] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(4, "", [pid 5063] umount2("./93/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] rmdir("./91/file1/index" [pid 7852] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7850] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7848] <... futex resumed>) = 1 [pid 7843] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7852] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7850] <... futex resumed>) = 0 [pid 7848] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7843] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 7852] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7850] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7848] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7843] <... futex resumed>) = 0 [pid 7852] <... openat resumed>) = 4 [pid 7848] sendfile(4, 4, NULL, 7 [pid 7843] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7852] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7850] <... futex resumed>) = 0 [pid 7852] sendfile(4, 4, NULL, 7 [pid 7850] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 119.407921][ T7848] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 119.443391][ T7852] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 119.452807][ T7838] PM: Image not found (code -6) [pid 7850] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] <... rmdir resumed>) = 0 [pid 5065] getdents64(4, [pid 5061] getdents64(4, [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] close(4 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... close resumed>) = 0 [pid 5065] rmdir("./92/file0" [pid 5061] close(4 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 5061] rmdir("./91/file1") = 0 [pid 5061] getdents64(3, 0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] umount2("./92/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(3 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./92/file1", [pid 5061] rmdir("./91" [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./92/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./92/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5063] <... umount2 resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5065] newfstatat(4, "", [pid 5063] umount2("./93/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] mkdir("./92", 0777 [pid 5065] getdents64(4, [pid 5063] newfstatat(AT_FDCWD, "./93/bus", [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... mkdir resumed>) = 0 [pid 5065] umount2("./92/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./93/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./93/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... openat resumed>) = 4 [pid 5065] newfstatat(AT_FDCWD, "./92/file1/work", [pid 5063] newfstatat(4, "", [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] umount2("./92/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(4, [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 7857 attached [pid 5065] openat(AT_FDCWD, "./92/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] umount2("./93/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... openat resumed>) = 5 [pid 7857] set_robust_list(0x555555f856a0, 24 [pid 7855] <... sendfile resumed>) = 4 [pid 7842] <... sendfile resumed>) = 4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7857 [pid 7855] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7840] <... futex resumed>) = 0 [pid 5065] newfstatat(5, "", [pid 7855] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] close(5) = 0 [pid 5065] rmdir("./92/file1/work" [pid 7857] <... set_robust_list resumed>) = 0 [pid 7842] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./93/bus/file0", [pid 7842] <... futex resumed>) = 0 [pid 7857] chdir("./92" [pid 7842] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7857] <... chdir resumed>) = 0 [pid 5065] umount2("./92/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] unlink("./93/bus/file0" [pid 7857] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7840] exit_group(0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7857] <... prctl resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./92/file1/index", [pid 5063] <... unlink resumed>) = 0 [pid 7857] setpgid(0, 0) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7857] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] umount2("./92/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(4, [pid 7857] <... openat resumed>) = 3 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] openat(AT_FDCWD, "./92/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] close(4 [pid 7857] write(3, "1000", 4 [pid 5065] <... openat resumed>) = 5 [pid 5063] <... close resumed>) = 0 [pid 7857] <... write resumed>) = 4 [pid 7857] close(3 [pid 5063] rmdir("./93/bus" [pid 7857] <... close resumed>) = 0 [pid 5065] newfstatat(5, "", [pid 5063] <... rmdir resumed>) = 0 [pid 7857] symlink("/dev/binderfs", "./binderfs" [pid 7840] <... exit_group resumed>) = ? [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7855] <... futex resumed>) = ? [pid 7842] <... futex resumed>) = ? [pid 5063] umount2("./93/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7857] <... symlink resumed>) = 0 [pid 7842] +++ exited with 0 +++ [pid 5065] getdents64(5, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7857] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(5, [pid 7857] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7857] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5065] close(5 [pid 7857] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5065] <... close resumed>) = 0 [pid 7857] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5065] rmdir("./92/file1/index" [pid 7857] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7855] +++ exited with 0 +++ [pid 7840] +++ exited with 0 +++ [pid 5065] <... rmdir resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./93/binderfs", [pid 7857] <... mmap resumed>) = 0x7fef411b2000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7857] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7840, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5063] unlink("./93/binderfs" [pid 7857] <... mprotect resumed>) = 0 [pid 5068] restart_syscall(<... resuming interrupted clone ...> [pid 5065] getdents64(4, [pid 7857] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... unlink resumed>) = 0 [pid 7857] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... restart_syscall resumed>) = 0 [pid 5065] close(4 [pid 5063] umount2("./93/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7857] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7843] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... close resumed>) = 0 ./strace-static-x86_64: Process 7859 attached [pid 7843] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7850] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7843] <... futex resumed>) = 0 [pid 5065] rmdir("./92/file1" [pid 5063] newfstatat(AT_FDCWD, "./93/file0", [pid 7859] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7857] <... clone3 resumed> => {parent_tid=[7859]}, 88) = 7859 [pid 7850] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7843] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] umount2("./94", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7857] rt_sigprocmask(SIG_SETMASK, [], [pid 7850] <... futex resumed>) = 0 [pid 7843] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./93/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7859] <... rseq resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7859] set_robust_list(0x7fef411d29a0, 24 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7859] <... set_robust_list resumed>) = 0 [pid 7857] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7850] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7843] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] openat(AT_FDCWD, "./93/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... openat resumed>) = 3 [pid 7859] rt_sigprocmask(SIG_SETMASK, [], [pid 7857] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7850] <... mmap resumed>) = 0x7fef41191000 [pid 7843] <... mprotect resumed>) = 0 [pid 5068] newfstatat(3, "", [pid 5065] getdents64(3, [pid 5063] <... openat resumed>) = 4 [pid 7859] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7857] <... futex resumed>) = 0 [ 119.510366][ T7842] PM: Image not found (code -6) [pid 7850] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7843] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7859] mkdir("./file0", 000 [pid 7857] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7850] <... mprotect resumed>) = 0 [pid 7843] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] newfstatat(4, "", [pid 7850] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7843] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] close(3./strace-static-x86_64: Process 7861 attached [pid 7859] <... mkdir resumed>) = 0 [pid 7850] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... close resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7861] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7850] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] getdents64(4, [pid 5068] getdents64(3, [pid 7861] <... rseq resumed>) = 0 [pid 7859] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7843] <... clone3 resumed> => {parent_tid=[7861]}, 88) = 7861 [pid 5065] rmdir("./92" [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7861] set_robust_list(0x7fef411b19a0, 24 [pid 5063] getdents64(4, [pid 7843] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7861] <... set_robust_list resumed>) = 0 [pid 7850] <... clone3 resumed> => {parent_tid=[7862]}, 88) = 7862 [pid 7843] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] close(4./strace-static-x86_64: Process 7862 attached [pid 7861] rt_sigprocmask(SIG_SETMASK, [], [pid 7859] <... futex resumed>) = 1 [pid 7857] <... futex resumed>) = 0 [pid 7850] rt_sigprocmask(SIG_SETMASK, [], [pid 7843] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... close resumed>) = 0 [pid 7862] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7861] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7859] mkdir("./bus", 000 [pid 7857] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7850] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7843] <... futex resumed>) = 0 [pid 5065] mkdir("./93", 0777 [pid 5063] rmdir("./93/file0" [pid 5068] umount2("./94/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7862] <... rseq resumed>) = 0 [pid 7861] sendfile(3, 4, NULL, 281474978811911 [pid 7857] <... futex resumed>) = 0 [pid 7850] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7843] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... mkdir resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7862] set_robust_list(0x7fef411b19a0, 24 [pid 7859] <... mkdir resumed>) = 0 [pid 7857] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7850] <... futex resumed>) = 0 [pid 5063] umount2("./93/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7862] <... set_robust_list resumed>) = 0 [pid 7862] rt_sigprocmask(SIG_SETMASK, [], [pid 7850] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7862] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] newfstatat(AT_FDCWD, "./93/file1", [pid 7862] sendfile(3, 4, NULL, 281474978811911 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7863 attached [pid 7863] set_robust_list(0x555555f856a0, 24) = 0 [pid 7863] chdir("./93") = 0 [pid 7863] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7863] setpgid(0, 0) = 0 [pid 7863] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7863 [pid 7863] <... openat resumed>) = 3 [pid 7863] write(3, "1000", 4 [pid 7859] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7848] <... sendfile resumed>) = 4 [pid 5063] umount2("./93/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7863] <... write resumed>) = 4 [pid 7857] <... futex resumed>) = 0 [pid 7848] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7857] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7848] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./93/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7863] close(3 [pid 7859] <... futex resumed>) = 1 [pid 7857] <... futex resumed>) = 0 [pid 7848] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... openat resumed>) = 4 [pid 7863] <... close resumed>) = 0 [pid 7859] mkdir("./file1", 000 [pid 7857] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(4, "", [pid 7863] symlink("/dev/binderfs", "./binderfs" [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 7863] <... symlink resumed>) = 0 [pid 7861] <... sendfile resumed>) = 4 [pid 7859] <... mkdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7859] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./93/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7859] <... futex resumed>) = 1 [pid 7857] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7859] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7857] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./93/file1/work", [pid 7857] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7857] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./93/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7863] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./93/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5063] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7863] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5063] getdents64(5, [pid 7863] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7863] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7863] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7861] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7863] <... mmap resumed>) = 0x7fef411b2000 [pid 7861] <... futex resumed>) = 1 [pid 5063] close(5 [pid 7863] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7843] <... futex resumed>) = 0 [pid 7861] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... close resumed>) = 0 [pid 5063] rmdir("./93/file1/work" [pid 7863] <... mprotect resumed>) = 0 [pid 7863] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7843] exit_group(0 [pid 5063] <... rmdir resumed>) = 0 [pid 7843] <... exit_group resumed>) = ? [pid 7848] <... futex resumed>) = ? [pid 5063] umount2("./93/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7848] +++ exited with 0 +++ [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7861] <... futex resumed>) = ? [pid 5068] <... umount2 resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./93/file1/index", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./93/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] umount2("./94/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./93/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7863] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] newfstatat(AT_FDCWD, "./94/bus", [ 119.564561][ T7848] PM: Image not found (code -6) [pid 7863] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... openat resumed>) = 5 [pid 5068] umount2("./94/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(5, "", [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] openat(AT_FDCWD, "./94/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5063] getdents64(5, ./strace-static-x86_64: Process 7866 attached [pid 7863] <... clone3 resumed> => {parent_tid=[7866]}, 88) = 7866 [pid 5068] newfstatat(4, "", [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(5, [pid 5068] getdents64(4, [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] close(5 [pid 5068] umount2("./94/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... close resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] rmdir("./93/file1/index" [pid 7863] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] newfstatat(AT_FDCWD, "./94/bus/file0", [pid 5063] <... rmdir resumed>) = 0 [pid 7863] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7863] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7866] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7863] <... futex resumed>) = 0 [pid 7866] <... rseq resumed>) = 0 [pid 7866] set_robust_list(0x7fef411d29a0, 24 [pid 7863] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7866] <... set_robust_list resumed>) = 0 [pid 5068] unlink("./94/bus/file0" [pid 5063] getdents64(4, [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] close(4 [pid 5068] getdents64(4, [pid 5063] <... close resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] rmdir("./93/file1" [pid 5068] close(4 [pid 5063] <... rmdir resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5068] rmdir("./94/bus" [pid 7866] rt_sigprocmask(SIG_SETMASK, [], [pid 7861] +++ exited with 0 +++ [pid 7850] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7843] +++ exited with 0 +++ [pid 5063] getdents64(3, [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7843, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7866] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7859] <... mount resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7866] mkdir("./file0", 000 [pid 5063] close(3 [pid 7866] <... mkdir resumed>) = 0 [pid 7859] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... close resumed>) = 0 [pid 5060] umount2("./91", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7866] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7859] <... futex resumed>) = 1 [pid 7857] <... futex resumed>) = 0 [pid 5068] umount2("./94/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./93" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7866] <... futex resumed>) = 1 [pid 7863] <... futex resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./91", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7866] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7863] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7857] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 3 [pid 7857] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./94/binderfs", [pid 7857] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] newfstatat(3, "", [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] unlink("./94/binderfs" [pid 7866] <... futex resumed>) = 0 [pid 7863] <... futex resumed>) = 1 [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7866] mkdir("./bus", 000 [pid 7863] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./94/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] mkdir("./94", 0777 [pid 7866] <... mkdir resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... mkdir resumed>) = 0 [pid 5060] getdents64(3, [pid 7866] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./94/file0", [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7866] <... futex resumed>) = 1 [pid 7863] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] umount2("./91/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7866] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7863] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7859] unlink(NULL [pid 5068] umount2("./94/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7867 attached [pid 7866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7863] <... futex resumed>) = 0 [pid 7862] <... sendfile resumed>) = 4 [pid 7859] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7852] <... sendfile resumed>) = 4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7863] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7862] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7859] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7852] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7867] set_robust_list(0x555555f856a0, 24 [pid 7866] mkdir("./file1", 000 [pid 5068] openat(AT_FDCWD, "./94/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7867] <... set_robust_list resumed>) = 0 [pid 7859] <... futex resumed>) = 1 [pid 7857] <... futex resumed>) = 0 [pid 7857] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7852] <... futex resumed>) = 0 [pid 7857] <... futex resumed>) = 0 [pid 7852] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... openat resumed>) = 4 [pid 7859] chdir("./bus" [pid 7857] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7867] chdir("./94" [pid 7862] <... futex resumed>) = 0 [pid 7859] <... chdir resumed>) = 0 [pid 7862] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7859] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(4, "", [pid 7867] <... chdir resumed>) = 0 [pid 7866] <... mkdir resumed>) = 0 [pid 7859] <... futex resumed>) = 1 [pid 7857] <... futex resumed>) = 0 [pid 7850] exit_group(0 [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7867 [pid 7867] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7866] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7859] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7857] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7862] <... futex resumed>) = ? [pid 7852] <... futex resumed>) = ? [pid 7850] <... exit_group resumed>) = ? [pid 7867] <... prctl resumed>) = 0 [pid 7866] <... futex resumed>) = 1 [pid 7863] <... futex resumed>) = 0 [pid 7862] +++ exited with 0 +++ [pid 7859] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7857] <... futex resumed>) = 0 [pid 7852] +++ exited with 0 +++ [pid 5068] getdents64(4, [pid 7867] setpgid(0, 0 [pid 7866] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7863] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7859] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7857] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7867] <... setpgid resumed>) = 0 [pid 7866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7863] <... futex resumed>) = 0 [pid 7859] <... open resumed>) = 3 [pid 7850] +++ exited with 0 +++ [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7867] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7866] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7863] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7850, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [ 119.606077][ T7859] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 119.632502][ T7852] PM: Image not found (code -6) [pid 7859] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7857] <... futex resumed>) = 0 [pid 7859] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7857] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7859] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7857] <... futex resumed>) = 0 [pid 5060] <... umount2 resumed>) = 0 [pid 7859] fcntl(-1, F_SETFL, O_RDONLY [pid 7857] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7859] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5060] umount2("./91/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7859] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./92", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7859] <... futex resumed>) = 1 [pid 7857] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7859] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7857] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7859] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7857] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 3 [pid 5060] newfstatat(AT_FDCWD, "./91/bus", [pid 7859] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7857] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(3, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7859] <... openat resumed>) = 4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(3, 0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] umount2("./92/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./91/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7859] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7859] <... futex resumed>) = 1 [pid 7857] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] openat(AT_FDCWD, "./91/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7859] sendfile(4, 4, NULL, 7 [pid 7857] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 5060] <... openat resumed>) = 4 [pid 7857] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 7857] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./94/file0" [pid 5060] newfstatat(4, "", [pid 5068] <... rmdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] umount2("./94/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(4, [pid 5068] newfstatat(AT_FDCWD, "./94/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5068] umount2("./94/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./91/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] openat(AT_FDCWD, "./94/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] newfstatat(AT_FDCWD, "./91/bus/file0", {st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] unlink("./91/bus/file0" [pid 5068] umount2("./94/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... unlink resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./94/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7867] <... openat resumed>) = 3 [pid 7866] <... mount resumed>) = 0 [pid 5060] getdents64(4, [pid 7867] write(3, "1000", 4 [pid 7866] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./94/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7866] <... futex resumed>) = 1 [pid 7863] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7867] <... write resumed>) = 4 [pid 7866] unlink(NULL [pid 7863] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7863] <... futex resumed>) = 0 [pid 7867] close(3 [pid 7866] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7863] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./94/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7867] <... close resumed>) = 0 [pid 7866] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7863] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] close(4 [pid 7867] symlink("/dev/binderfs", "./binderfs" [pid 7866] <... futex resumed>) = 0 [pid 7863] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 5 [pid 7866] chdir("./bus" [pid 7863] <... futex resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 7866] <... chdir resumed>) = 0 [pid 7863] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(5, "", [pid 7866] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] rmdir("./91/bus" [pid 7866] <... futex resumed>) = 1 [pid 7863] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 7863] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7866] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7863] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7866] <... open resumed>) = 3 [pid 7863] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] close(5) = 0 [pid 5068] rmdir("./94/file1/work") = 0 [pid 5068] umount2("./94/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./94/file1/index", [pid 7866] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7867] <... symlink resumed>) = 0 [pid 7866] <... futex resumed>) = 1 [pid 7863] <... futex resumed>) = 0 [pid 7866] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7863] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./94/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7863] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... rmdir resumed>) = 0 [pid 7867] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7863] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = 0 [pid 5060] umount2("./91/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7867] <... futex resumed>) = 0 [pid 7866] fcntl(-1, F_SETFL, O_RDONLY [pid 5068] openat(AT_FDCWD, "./94/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] umount2("./92/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7867] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7867] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7867] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5060] newfstatat(AT_FDCWD, "./91/binderfs", [pid 5062] newfstatat(AT_FDCWD, "./92/bus", [pid 7867] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... openat resumed>) = 5 [pid 7867] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7866] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5068] newfstatat(5, "", [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7867] <... mmap resumed>) = 0x7fef411b2000 [pid 7866] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] umount2("./92/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7867] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7866] <... futex resumed>) = 1 [pid 7863] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 5060] unlink("./91/binderfs" [pid 7867] <... mprotect resumed>) = 0 [pid 7866] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7863] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7863] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7867] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7866] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7863] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(5, [pid 5062] openat(AT_FDCWD, "./92/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... unlink resumed>) = 0 [pid 7867] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7866] <... openat resumed>) = 4 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7867] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7866] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(5 [pid 5062] <... openat resumed>) = 4 [pid 5060] umount2("./91/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7870 attached [pid 7866] <... futex resumed>) = 1 [pid 7863] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7870] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7867] <... clone3 resumed> => {parent_tid=[7870]}, 88) = 7870 [pid 7866] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7863] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./94/file1/index" [pid 5060] newfstatat(AT_FDCWD, "./91/file0", [pid 7870] <... rseq resumed>) = 0 [pid 7867] rt_sigprocmask(SIG_SETMASK, [], [pid 7866] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7863] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7870] set_robust_list(0x7fef411d29a0, 24 [pid 7867] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7866] sendfile(4, 4, NULL, 7 [pid 7863] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] getdents64(4, [pid 7870] <... set_robust_list resumed>) = 0 [pid 7867] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./91/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7870] rt_sigprocmask(SIG_SETMASK, [], [pid 7867] <... futex resumed>) = 0 [pid 7870] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7867] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7870] mkdir("./file0", 000 [pid 5068] getdents64(4, [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] openat(AT_FDCWD, "./91/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] umount2("./92/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 4 [pid 7870] <... mkdir resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] newfstatat(AT_FDCWD, "./92/bus/file0", [pid 5060] newfstatat(4, "", [pid 5068] close(4) = 0 [ 119.650465][ T7866] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] rmdir("./94/file1" [pid 5062] unlink("./92/bus/file0" [pid 5060] getdents64(4, [pid 7870] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7867] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7870] mkdir("./bus", 000 [pid 7867] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 7870] <... mkdir resumed>) = 0 [pid 7867] <... futex resumed>) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 5060] getdents64(4, [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7867] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] close(3) = 0 [pid 7870] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7867] <... futex resumed>) = 0 [pid 5068] rmdir("./94" [pid 7867] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 5060] close(4 [pid 7870] mkdir("./file1", 000 [pid 7867] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7870] <... mkdir resumed>) = 0 [pid 7867] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 5062] close(4 [pid 5060] <... close resumed>) = 0 [pid 5060] rmdir("./91/file0" [pid 5062] <... close resumed>) = 0 [pid 7870] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] rmdir("./92/bus" [pid 7857] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] mkdir("./95", 0777 [pid 5060] <... rmdir resumed>) = 0 [pid 7870] <... futex resumed>) = 1 [pid 7867] <... futex resumed>) = 0 [pid 7857] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7870] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7867] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7857] <... futex resumed>) = 0 [pid 7867] <... futex resumed>) = 0 [pid 5068] <... mkdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] umount2("./91/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7867] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] umount2("./92/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./91/file1", [pid 5062] newfstatat(AT_FDCWD, "./92/binderfs", [pid 7857] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] unlink("./92/binderfs" [pid 5060] umount2("./91/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7857] <... mmap resumed>) = 0x7fef41191000 [pid 5062] <... unlink resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./92/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./91/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7857] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] newfstatat(AT_FDCWD, "./92/file0", [pid 5060] <... openat resumed>) = 4 [pid 7857] <... mprotect resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] newfstatat(4, "", ./strace-static-x86_64: Process 7871 attached [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7871 [pid 5062] umount2("./92/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7871] set_robust_list(0x555555f856a0, 24 [pid 7857] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(4, [pid 7871] <... set_robust_list resumed>) = 0 [pid 7857] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] openat(AT_FDCWD, "./92/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7871] chdir("./95" [pid 7870] <... mount resumed>) = 0 [pid 7857] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] <... openat resumed>) = 4 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7871] <... chdir resumed>) = 0 [pid 7870] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(4, "", [pid 5060] umount2("./91/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7857] <... clone3 resumed> => {parent_tid=[7872]}, 88) = 7872 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7871] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7870] <... futex resumed>) = 1 [pid 7867] <... futex resumed>) = 0 [pid 7857] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] getdents64(4, [pid 5060] newfstatat(AT_FDCWD, "./91/file1/work", [pid 7871] <... prctl resumed>) = 0 [pid 7870] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7867] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7857] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7867] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7867] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7857] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7871] setpgid(0, 0 [pid 7870] unlink(NULL [pid 7857] <... futex resumed>) = 0 [pid 5062] getdents64(4, [pid 5060] umount2("./91/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7871] <... setpgid resumed>) = 0 [pid 7870] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7857] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7872 attached [pid 7871] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7870] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] close(4 [pid 5060] openat(AT_FDCWD, "./91/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7872] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7871] <... openat resumed>) = 3 [pid 7870] <... futex resumed>) = 1 [pid 7867] <... futex resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 7872] <... rseq resumed>) = 0 [pid 7870] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] rmdir("./92/file0" [pid 5060] <... openat resumed>) = 5 [pid 7872] set_robust_list(0x7fef411b19a0, 24 [pid 7871] write(3, "1000", 4 [pid 7870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7867] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7872] <... set_robust_list resumed>) = 0 [pid 7871] <... write resumed>) = 4 [pid 7870] chdir("./bus" [pid 7867] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] newfstatat(5, "", [pid 7872] rt_sigprocmask(SIG_SETMASK, [], [pid 7871] close(3 [pid 7872] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7872] sendfile(3, 4, NULL, 281474978811911 [pid 7871] <... close resumed>) = 0 [pid 7870] <... chdir resumed>) = 0 [pid 7867] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./92/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7871] symlink("/dev/binderfs", "./binderfs" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7870] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7871] <... symlink resumed>) = 0 [pid 7870] <... futex resumed>) = 0 [pid 5060] getdents64(5, [pid 5062] newfstatat(AT_FDCWD, "./92/file1", [pid 7871] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7870] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7871] <... futex resumed>) = 0 [pid 7867] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7871] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7870] <... futex resumed>) = 0 [pid 7867] <... futex resumed>) = 1 [pid 5060] getdents64(5, [pid 7871] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7870] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7867] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./92/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7871] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5060] close(5 [pid 7871] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7872] <... sendfile resumed>) = 4 [pid 7871] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7870] <... open resumed>) = 3 [pid 7863] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7859] <... sendfile resumed>) = 4 [pid 5062] openat(AT_FDCWD, "./92/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... close resumed>) = 0 [pid 7872] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7871] <... mmap resumed>) = 0x7fef411b2000 [pid 7870] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7863] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7859] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] rmdir("./91/file1/work" [pid 7872] <... futex resumed>) = 1 [pid 7871] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7870] <... futex resumed>) = 1 [pid 7867] <... futex resumed>) = 0 [pid 7863] <... futex resumed>) = 0 [pid 7859] <... futex resumed>) = 0 [pid 7857] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 7872] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7871] <... mprotect resumed>) = 0 [pid 7870] fcntl(-1, F_SETFL, O_RDONLY [pid 7867] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7863] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7859] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7857] exit_group(0 [pid 7872] <... futex resumed>) = ? [pid 7871] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7870] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7867] <... futex resumed>) = 0 [pid 7863] <... mmap resumed>) = 0x7fef41191000 [pid 7859] <... futex resumed>) = ? [pid 7857] <... exit_group resumed>) = ? [pid 5062] newfstatat(4, "", [pid 5060] <... rmdir resumed>) = 0 [pid 7872] +++ exited with 0 +++ [pid 7870] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7867] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7863] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7859] +++ exited with 0 +++ [pid 7870] <... futex resumed>) = 0 [pid 7863] <... mprotect resumed>) = 0 [pid 7857] +++ exited with 0 +++ [pid 7870] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7863] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7857, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 7871] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7867] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7863] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./91/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7871] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7867] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7863] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] getdents64(4, ./strace-static-x86_64: Process 7875 attached ./strace-static-x86_64: Process 7876 attached [pid 7870] <... futex resumed>) = 0 [pid 7867] <... futex resumed>) = 1 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7875] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7876] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7871] <... clone3 resumed> => {parent_tid=[7875]}, 88) = 7875 [pid 7870] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7867] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7863] <... clone3 resumed> => {parent_tid=[7876]}, 88) = 7876 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] umount2("./92", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(AT_FDCWD, "./91/file1/index", [pid 7875] <... rseq resumed>) = 0 [pid 7876] <... rseq resumed>) = 0 [pid 7871] rt_sigprocmask(SIG_SETMASK, [], [pid 7870] <... openat resumed>) = 4 [pid 7863] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] umount2("./92/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7875] set_robust_list(0x7fef411d29a0, 24 [pid 7876] set_robust_list(0x7fef411b19a0, 24 [pid 7871] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7863] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7875] <... set_robust_list resumed>) = 0 [pid 7876] <... set_robust_list resumed>) = 0 [pid 7871] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7870] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7863] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./92/file1/work", [pid 7875] rt_sigprocmask(SIG_SETMASK, [], [pid 7876] rt_sigprocmask(SIG_SETMASK, [], [pid 7870] <... futex resumed>) = 1 [pid 7867] <... futex resumed>) = 0 [pid 7863] <... futex resumed>) = 0 [pid 7875] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7876] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7871] <... futex resumed>) = 0 [pid 7870] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7867] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7863] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... openat resumed>) = 3 [pid 5060] umount2("./91/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7875] mkdir("./file0", 000 [pid 7876] sendfile(3, 4, NULL, 281474978811911 [pid 7871] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7870] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7867] <... futex resumed>) = 0 [pid 5062] umount2("./92/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(3, "", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7875] <... mkdir resumed>) = 0 [pid 7870] sendfile(4, 4, NULL, 7 [pid 7867] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./91/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] openat(AT_FDCWD, "./92/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... openat resumed>) = 5 [pid 7875] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 5 [pid 5061] getdents64(3, [pid 5060] newfstatat(5, "", [pid 7875] <... futex resumed>) = 1 [pid 7871] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [ 119.708567][ T7870] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 119.720813][ T7859] PM: Image not found (code -6) [pid 7875] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7871] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(5, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7871] <... futex resumed>) = 0 [pid 5061] umount2("./92/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7875] mkdir("./bus", 000 [pid 7871] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, [pid 7875] <... mkdir resumed>) = 0 [pid 5062] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7875] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7876] <... sendfile resumed>) = 4 [pid 7866] <... sendfile resumed>) = 4 [pid 5062] getdents64(5, [pid 5060] getdents64(5, [pid 7875] <... futex resumed>) = 1 [pid 7876] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7871] <... futex resumed>) = 0 [pid 7866] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7866] <... futex resumed>) = 0 [pid 7863] <... futex resumed>) = 0 [pid 7871] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./92/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7876] <... futex resumed>) = 1 [pid 7871] <... futex resumed>) = 0 [pid 7866] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7863] exit_group(0 [pid 5060] close(5 [pid 7871] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7866] <... futex resumed>) = ? [pid 5061] newfstatat(AT_FDCWD, "./92/bus", [pid 5060] <... close resumed>) = 0 [pid 7863] <... exit_group resumed>) = ? [pid 7876] +++ exited with 0 +++ [pid 7866] +++ exited with 0 +++ [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7875] mkdir("./file1", 000) = 0 [pid 7863] +++ exited with 0 +++ [pid 5061] umount2("./92/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./91/file1/index" [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7863, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] close(5) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... rmdir resumed>) = 0 [pid 5062] rmdir("./92/file1/work" [pid 5061] openat(AT_FDCWD, "./92/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] umount2("./93", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7875] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 5060] getdents64(4, [pid 7875] <... futex resumed>) = 1 [pid 7871] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(4, "", [pid 7875] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] umount2("./92/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./92/file1/index", [pid 7871] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./92/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./92/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7875] <... futex resumed>) = 0 [pid 7871] <... futex resumed>) = 1 [pid 5065] <... openat resumed>) = 3 [pid 5061] getdents64(4, [pid 5060] close(4 [ 119.776837][ T7866] PM: Image not found (code -6) [pid 7875] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7871] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... openat resumed>) = 5 [pid 5065] newfstatat(3, "", [pid 5062] newfstatat(5, "", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] <... close resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7867] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./92/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./91/file1" [pid 7867] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7867] <... futex resumed>) = 0 [pid 5065] getdents64(3, [pid 5061] newfstatat(AT_FDCWD, "./92/bus/file0", [pid 5060] <... rmdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] getdents64(5, [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./93/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7867] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] unlink("./92/bus/file0" [pid 5060] getdents64(3, [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] close(5) = 0 [pid 5062] rmdir("./92/file1/index" [pid 7867] <... mmap resumed>) = 0x7fef41191000 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(4, [pid 7867] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5060] close(3 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7867] <... mprotect resumed>) = 0 [pid 5061] close(4 [pid 7867] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] getdents64(4, [pid 5061] <... close resumed>) = 0 [pid 5061] rmdir("./92/bus" [pid 5060] <... close resumed>) = 0 [pid 7867] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] close(4) = 0 [pid 5062] rmdir("./92/file1") = 0 [pid 5062] getdents64(3, 0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7867] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} => {parent_tid=[7879]}, 88) = 7879 [pid 5061] umount2("./92/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./91" [pid 5062] close(3) = 0 [pid 5062] rmdir("./92"./strace-static-x86_64: Process 7879 attached [pid 7879] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053) = 0 [pid 7879] set_robust_list(0x7fef411b19a0, 24 [pid 7867] rt_sigprocmask(SIG_SETMASK, [], [pid 7879] <... set_robust_list resumed>) = 0 [pid 7879] rt_sigprocmask(SIG_SETMASK, [], [pid 7867] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7879] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7867] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7879] sendfile(3, 4, NULL, 281474978811911 [pid 7867] <... futex resumed>) = 0 [pid 7867] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(AT_FDCWD, "./92/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] unlink("./92/binderfs" [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5062] mkdir("./93", 0777 [pid 5061] <... unlink resumed>) = 0 [pid 5062] <... mkdir resumed>) = 0 [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] umount2("./92/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./92/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./92/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7880 attached [pid 7880] set_robust_list(0x555555f856a0, 24 [pid 7879] <... sendfile resumed>) = 4 [pid 7875] <... mount resumed>) = 0 [pid 7870] <... sendfile resumed>) = 4 [pid 5065] <... umount2 resumed>) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7880 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] mkdir("./92", 0777 [pid 7880] <... set_robust_list resumed>) = 0 [pid 7879] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] openat(AT_FDCWD, "./92/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7880] chdir("./93" [pid 7879] <... futex resumed>) = 1 [pid 7870] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7867] <... futex resumed>) = 0 [pid 7880] <... chdir resumed>) = 0 [pid 7879] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7870] <... futex resumed>) = 0 [pid 7867] exit_group(0 [pid 5060] <... mkdir resumed>) = 0 [pid 7880] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7879] <... futex resumed>) = ? [pid 7867] <... exit_group resumed>) = ? [pid 5061] <... openat resumed>) = 4 [pid 7880] <... prctl resumed>) = 0 [pid 7879] +++ exited with 0 +++ [pid 7875] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7870] +++ exited with 0 +++ [pid 7867] +++ exited with 0 +++ [pid 5065] umount2("./93/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(4, "", [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7880] setpgid(0, 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7880] <... setpgid resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7880] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] newfstatat(AT_FDCWD, "./93/bus", [pid 7880] <... openat resumed>) = 3 [pid 7880] write(3, "1000", 4) = 4 [pid 7880] close(3) = 0 [pid 7880] symlink("/dev/binderfs", "./binderfs"./strace-static-x86_64: Process 7881 attached ) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(4, [pid 7881] set_robust_list(0x555555f856a0, 24 [pid 7880] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7875] <... futex resumed>) = 1 [pid 7871] <... futex resumed>) = 0 [pid 5065] umount2("./93/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7867, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 7881] <... set_robust_list resumed>) = 0 [pid 7880] <... futex resumed>) = 0 [pid 7875] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7871] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7881 [pid 7881] chdir("./92" [pid 7880] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7871] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7881] <... chdir resumed>) = 0 [pid 7880] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7875] unlink(NULL [pid 7871] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] getdents64(4, [pid 7881] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7880] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7875] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7881] <... prctl resumed>) = 0 [pid 7880] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7875] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./93/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] umount2("./94", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(4 [pid 7881] setpgid(0, 0 [pid 7880] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7875] <... futex resumed>) = 1 [pid 7871] <... futex resumed>) = 0 [pid 7881] <... setpgid resumed>) = 0 [pid 7880] <... mmap resumed>) = 0x7fef411b2000 [pid 7875] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7871] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 7881] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7880] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7871] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] newfstatat(4, "", [pid 5061] rmdir("./92/file0" [pid 7881] <... openat resumed>) = 3 [pid 7880] <... mprotect resumed>) = 0 [pid 7875] chdir("./bus" [pid 7871] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7881] write(3, "1000", 4 [pid 7880] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7881] <... write resumed>) = 4 [pid 7880] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7881] close(3 [pid 7880] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7875] <... chdir resumed>) = 0 [pid 5061] umount2("./92/file1", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7882 attached [pid 7881] <... close resumed>) = 0 [pid 7875] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... openat resumed>) = 3 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7882] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7881] symlink("/dev/binderfs", "./binderfs" [pid 7880] <... clone3 resumed> => {parent_tid=[7882]}, 88) = 7882 [pid 7875] <... futex resumed>) = 1 [pid 7871] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 5061] newfstatat(AT_FDCWD, "./92/file1", [pid 7882] <... rseq resumed>) = 0 [pid 7881] <... symlink resumed>) = 0 [pid 7880] rt_sigprocmask(SIG_SETMASK, [], [pid 7875] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7871] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(3, "", [pid 7882] set_robust_list(0x7fef411d29a0, 24 [pid 7880] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7871] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7882] <... set_robust_list resumed>) = 0 [pid 7881] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7880] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7875] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7871] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./92/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7882] rt_sigprocmask(SIG_SETMASK, [], [pid 7881] <... futex resumed>) = 0 [pid 7880] <... futex resumed>) = 0 [pid 5065] umount2("./93/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7882] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7881] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7880] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(3, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7881] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7881] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7881] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7882] mkdir("./file0", 000 [pid 7881] <... mmap resumed>) = 0x7fef411b2000 [pid 5061] openat(AT_FDCWD, "./92/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7881] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5061] <... openat resumed>) = 4 [pid 5065] newfstatat(AT_FDCWD, "./93/bus/file0", [pid 5063] umount2("./94/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7881] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 7882] <... mkdir resumed>) = 0 [pid 7875] <... open resumed>) = 3 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(4, "", [pid 7882] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7875] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7882] <... futex resumed>) = 1 [pid 7881] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7880] <... futex resumed>) = 0 [pid 7875] <... futex resumed>) = 1 [pid 7871] <... futex resumed>) = 0 [pid 5065] unlink("./93/bus/file0" [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 7883 attached [pid 7882] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7880] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7875] fcntl(-1, F_SETFL, O_RDONLY [pid 7871] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7883] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7881] <... clone3 resumed> => {parent_tid=[7883]}, 88) = 7883 [pid 7880] <... futex resumed>) = 0 [pid 7871] <... futex resumed>) = 0 [pid 5061] getdents64(4, [pid 7875] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7883] <... rseq resumed>) = 0 [pid 7882] mkdir("./bus", 000 [pid 7881] rt_sigprocmask(SIG_SETMASK, [], [pid 7880] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7875] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7871] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7883] set_robust_list(0x7fef411d29a0, 24 [pid 7881] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7883] <... set_robust_list resumed>) = 0 [pid 7881] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7883] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7881] <... futex resumed>) = 0 [pid 7883] mkdir("./file0", 000 [pid 7882] <... mkdir resumed>) = 0 [pid 7875] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7883] <... mkdir resumed>) = 0 [pid 7882] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7881] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7875] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7871] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... unlink resumed>) = 0 [pid 5063] <... umount2 resumed>) = 0 [pid 5061] umount2("./92/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7882] <... futex resumed>) = 1 [pid 7880] <... futex resumed>) = 0 [pid 7875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7871] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 5063] umount2("./94/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7883] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7882] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7880] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7875] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7871] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7883] <... futex resumed>) = 1 [pid 7882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7881] <... futex resumed>) = 0 [pid 7880] <... futex resumed>) = 0 [pid 7871] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./92/file1/work", [pid 7883] mkdir("./bus", 000 [pid 7882] mkdir("./file1", 000 [pid 7881] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7880] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7875] <... openat resumed>) = 4 [pid 5065] close(4 [pid 5063] newfstatat(AT_FDCWD, "./94/bus", [pid 7883] <... mkdir resumed>) = 0 [pid 7882] <... mkdir resumed>) = 0 [pid 7881] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7882] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7881] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7875] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./92/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7883] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7882] <... futex resumed>) = 1 [pid 7881] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7880] <... futex resumed>) = 0 [pid 7875] <... futex resumed>) = 1 [pid 7871] <... futex resumed>) = 0 [pid 5065] rmdir("./93/bus" [pid 5063] umount2("./94/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7883] <... futex resumed>) = 0 [pid 7882] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7881] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7880] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7875] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7871] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./92/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7883] mkdir("./file1", 000 [pid 7882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7881] <... futex resumed>) = 0 [pid 7880] <... futex resumed>) = 0 [pid 7875] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7871] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./94/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7883] <... mkdir resumed>) = 0 [pid 7882] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7881] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7880] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7875] sendfile(4, 4, NULL, 7 [pid 7871] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./93/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... openat resumed>) = 5 [pid 7883] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 4 [pid 7883] <... futex resumed>) = 1 [pid 7881] <... futex resumed>) = 0 [ 119.812257][ T7875] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 119.833270][ T7870] PM: Image not found (code -6) [pid 7881] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7883] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7881] <... futex resumed>) = 0 [pid 7881] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(4, "", [pid 5061] newfstatat(5, "", [pid 5065] newfstatat(AT_FDCWD, "./93/binderfs", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 5061] getdents64(5, [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] unlink("./93/binderfs" [pid 5063] umount2("./94/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] close(5) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./94/bus/file0", [pid 5061] rmdir("./92/file1/work" [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5063] unlink("./94/bus/file0" [pid 5061] umount2("./92/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... unlink resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./93/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./92/file1/index", [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(4, [pid 5065] newfstatat(AT_FDCWD, "./93/file0", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./92/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./93/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(4 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./93/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... close resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5061] openat(AT_FDCWD, "./92/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7882] <... mount resumed>) = 0 [pid 5065] newfstatat(4, "", [pid 5063] rmdir("./94/bus" [pid 7882] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... openat resumed>) = 5 [pid 7883] <... mount resumed>) = 0 [pid 7882] <... futex resumed>) = 1 [pid 7880] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5061] newfstatat(5, "", [pid 7882] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] getdents64(4, [pid 5063] umount2("./94/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(5, [pid 7880] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 5063] newfstatat(AT_FDCWD, "./94/binderfs", [pid 7880] <... futex resumed>) = 1 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7880] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7883] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7882] <... futex resumed>) = 0 [pid 5065] close(4 [pid 5063] unlink("./94/binderfs" [pid 5061] getdents64(5, [pid 7882] unlink(NULL [pid 7881] <... futex resumed>) = 0 [ 119.888216][ T7882] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 119.888952][ T7883] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5065] <... close resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7883] <... futex resumed>) = 1 [pid 7881] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... unlink resumed>) = 0 [pid 7881] <... futex resumed>) = 0 [pid 7883] unlink(NULL [pid 7881] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7883] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7883] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7881] <... futex resumed>) = 0 [pid 7883] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7881] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7881] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7883] chdir("./bus") = 0 [pid 7883] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7881] <... futex resumed>) = 0 [pid 7881] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7881] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7883] <... futex resumed>) = 1 [pid 7882] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7875] <... sendfile resumed>) = 4 [pid 7871] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] rmdir("./93/file0" [pid 5063] umount2("./94/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(5 [pid 7875] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7871] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7875] <... futex resumed>) = 0 [pid 7871] <... futex resumed>) = 0 [pid 7875] sendfile(3, 4, NULL, 281474978811911 [pid 7871] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7875] <... sendfile resumed>) = 0 [pid 7875] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7883] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7882] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 7882] <... futex resumed>) = 1 [pid 7880] <... futex resumed>) = 0 [pid 7875] <... futex resumed>) = 1 [pid 7871] <... futex resumed>) = 0 [pid 5065] umount2("./93/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./94/file0", [pid 5061] rmdir("./92/file1/index" [pid 7875] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7871] exit_group(0 [pid 7883] <... open resumed>) = 3 [pid 7882] chdir("./bus" [pid 7880] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7875] <... futex resumed>) = ? [pid 7871] <... exit_group resumed>) = ? [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7880] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./93/file1", [pid 7880] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./94/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 7883] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7882] <... chdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(4, [pid 7883] <... futex resumed>) = 1 [pid 7882] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7881] <... futex resumed>) = 0 [pid 7875] +++ exited with 0 +++ [pid 7871] +++ exited with 0 +++ [pid 5065] umount2("./93/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] openat(AT_FDCWD, "./94/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7883] fcntl(-1, F_SETFL, O_RDONLY [pid 7882] <... futex resumed>) = 1 [pid 7881] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7880] <... futex resumed>) = 0 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7871, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] close(4 [pid 5063] <... openat resumed>) = 4 [pid 7883] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7882] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7881] <... futex resumed>) = 0 [pid 7880] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./93/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7883] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7881] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7880] <... futex resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 5061] <... close resumed>) = 0 [pid 7882] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7881] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7880] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7883] <... futex resumed>) = 0 [pid 7881] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 4 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] rmdir("./92/file1" [pid 7881] <... futex resumed>) = 0 [pid 7881] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7883] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7882] <... open resumed>) = 3 [pid 5068] umount2("./95", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(4, "", [pid 5063] getdents64(4, [pid 5061] <... rmdir resumed>) = 0 [pid 7883] <... openat resumed>) = 4 [pid 7882] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(3, [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7882] <... futex resumed>) = 1 [pid 7880] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7883] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7882] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7880] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 5063] getdents64(4, [pid 5061] close(3 [pid 7883] <... futex resumed>) = 1 [pid 7882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7881] <... futex resumed>) = 0 [pid 7880] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 3 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... close resumed>) = 0 [pid 7883] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7882] fcntl(-1, F_SETFL, O_RDONLY [pid 7881] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7880] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(3, "", [pid 7883] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7882] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7881] <... futex resumed>) = 0 [pid 5065] umount2("./93/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(4 [ 119.937704][ T7875] PM: Image not found (code -6) [pid 5061] rmdir("./92" [pid 7883] sendfile(4, 4, NULL, 7 [pid 7882] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7881] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [pid 7882] <... futex resumed>) = 1 [pid 7880] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./93/file1/work", [pid 5063] rmdir("./94/file0" [pid 5061] <... rmdir resumed>) = 0 [pid 7882] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7880] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5061] mkdir("./93", 0777 [pid 7882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7880] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7882] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7880] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./95/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./93/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... mkdir resumed>) = 0 [pid 7882] <... openat resumed>) = 4 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./94/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7882] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./93/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./94/file1", [pid 5065] <... openat resumed>) = 5 [pid 7882] <... futex resumed>) = 1 [pid 7880] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7882] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7880] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(5, "", [pid 7882] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7880] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] umount2("./94/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7882] sendfile(4, 4, NULL, 7 [pid 7880] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(5, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] getdents64(5, [pid 5063] openat(AT_FDCWD, "./94/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5065] close(5 [pid 5063] newfstatat(4, "", [pid 5065] <... close resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 7887 attached [pid 5065] rmdir("./93/file1/work" [pid 5063] getdents64(4, [pid 7887] set_robust_list(0x555555f856a0, 24 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7887 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7887] <... set_robust_list resumed>) = 0 [pid 5063] umount2("./94/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7887] chdir("./93" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7887] <... chdir resumed>) = 0 [pid 5065] umount2("./93/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./94/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7887] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./94/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7887] <... prctl resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./93/file1/index", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7887] setpgid(0, 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] openat(AT_FDCWD, "./94/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7887] <... setpgid resumed>) = 0 [pid 5068] <... umount2 resumed>) = 0 [pid 5065] umount2("./93/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... openat resumed>) = 5 [pid 7887] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5068] umount2("./95/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7887] <... openat resumed>) = 3 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./95/bus", [pid 5063] newfstatat(5, "", [pid 7887] write(3, "1000", 4 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] openat(AT_FDCWD, "./93/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7887] <... write resumed>) = 4 [pid 5068] umount2("./95/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... openat resumed>) = 5 [pid 5063] getdents64(5, [pid 7887] close(3 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(5, "", [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7887] <... close resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./95/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7887] symlink("/dev/binderfs", "./binderfs" [pid 5068] <... openat resumed>) = 4 [pid 5065] getdents64(5, [pid 5063] getdents64(5, [pid 7887] <... symlink resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5068] umount2("./95/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(5, [pid 5063] close(5 [pid 7887] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./95/bus/file0", [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... close resumed>) = 0 [pid 7887] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] close(5 [pid 5063] rmdir("./94/file1/work" [pid 7887] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] unlink("./95/bus/file0" [pid 5065] <... close resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7887] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 7887] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] getdents64(4, [pid 5065] rmdir("./93/file1/index" [pid 7887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] umount2("./94/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7887] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] close(4) = 0 [pid 5068] rmdir("./95/bus" [pid 7887] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] <... rmdir resumed>) = 0 [pid 7887] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] umount2("./95/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7887] <... mprotect resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(4, [pid 5063] newfstatat(AT_FDCWD, "./94/file1/index", [pid 7887] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] newfstatat(AT_FDCWD, "./95/binderfs", [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7887] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] unlink("./95/binderfs" [pid 5065] close(4 [pid 5063] umount2("./94/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7887] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] <... unlink resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] umount2("./95/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7888 attached ) = -1 EINVAL (Invalid argument) [pid 5065] rmdir("./93/file1" [pid 5063] openat(AT_FDCWD, "./94/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7888] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7887] <... clone3 resumed> => {parent_tid=[7888]}, 88) = 7888 [pid 5068] newfstatat(AT_FDCWD, "./95/file0", [pid 7887] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... openat resumed>) = 5 [pid 7887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] umount2("./95/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... rmdir resumed>) = 0 [pid 7887] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(5, "", [pid 7887] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./95/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] getdents64(3, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7887] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 4 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5068] newfstatat(4, "", [pid 5063] getdents64(5, [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(4, [pid 5065] close(3 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] <... close resumed>) = 0 [pid 5068] getdents64(4, [pid 5063] getdents64(5, [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] rmdir("./93" [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] close(4 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] close(5 [pid 5068] <... close resumed>) = 0 [pid 5068] rmdir("./95/file0" [pid 5063] <... close resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] rmdir("./94/file1/index" [pid 7888] <... rseq resumed>) = 0 [pid 5068] umount2("./95/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] mkdir("./94", 0777 [pid 7888] set_robust_list(0x7fef411d29a0, 24 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... mkdir resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7888] <... set_robust_list resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./95/file1", [pid 7888] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7888] mkdir("./file0", 000 [pid 5068] umount2("./95/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(4, [pid 7888] <... mkdir resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./95/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7888] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 4 [pid 5063] close(4 [pid 7888] <... futex resumed>) = 1 [pid 7887] <... futex resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 7888] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... close resumed>) = 0 [pid 7887] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] rmdir("./94/file1"./strace-static-x86_64: Process 7889 attached [pid 7888] <... futex resumed>) = 0 [pid 7887] <... futex resumed>) = 1 [pid 5068] getdents64(4, [pid 5063] <... rmdir resumed>) = 0 [pid 7888] mkdir("./bus", 000 [pid 7887] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5068] umount2("./95/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7889 [pid 5063] getdents64(3, [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5068] newfstatat(AT_FDCWD, "./95/file1/work", [pid 5063] close(3 [pid 7888] <... mkdir resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7888] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./95/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... close resumed>) = 0 [pid 7889] set_robust_list(0x555555f856a0, 24 [pid 7888] <... futex resumed>) = 1 [pid 7887] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] rmdir("./94" [pid 7889] <... set_robust_list resumed>) = 0 [pid 7888] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7887] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./95/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... rmdir resumed>) = 0 [pid 7888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7887] <... futex resumed>) = 0 [pid 7888] mkdir("./file1", 000 [pid 5068] <... openat resumed>) = 5 [pid 7887] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(5, [pid 5063] mkdir("./95", 0777 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7888] <... mkdir resumed>) = 0 [pid 7889] chdir("./94" [pid 7888] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 7889] <... chdir resumed>) = 0 [pid 7888] <... futex resumed>) = 1 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7887] <... futex resumed>) = 0 [pid 5063] <... mkdir resumed>) = 0 [pid 7889] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7888] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7887] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(5 [pid 7889] <... prctl resumed>) = 0 [pid 7888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7887] <... futex resumed>) = 0 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7889] setpgid(0, 0 [pid 7888] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7887] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7881] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... close resumed>) = 0 ./strace-static-x86_64: Process 7891 attached [pid 7889] <... setpgid resumed>) = 0 [pid 7880] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7891] set_robust_list(0x555555f856a0, 24 [pid 7880] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7891] <... set_robust_list resumed>) = 0 [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7891 [pid 7880] <... futex resumed>) = 0 [pid 5068] rmdir("./95/file1/work" [pid 7891] chdir("./95" [pid 7881] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7880] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7881] <... futex resumed>) = 0 [pid 7880] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... rmdir resumed>) = 0 [pid 7891] <... chdir resumed>) = 0 [pid 7880] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] umount2("./95/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7891] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7889] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7881] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7880] <... mprotect resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7891] <... prctl resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./95/file1/index", [pid 7880] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7891] setpgid(0, 0 [pid 7889] <... openat resumed>) = 3 [pid 7881] <... mmap resumed>) = 0x7fef41191000 [pid 7880] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7889] write(3, "1000", 4 [pid 7881] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7891] <... setpgid resumed>) = 0 [pid 7889] <... write resumed>) = 4 [pid 7881] <... mprotect resumed>) = 0 [pid 7880] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] umount2("./95/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7891] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7889] close(3 [pid 7881] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7889] <... close resumed>) = 0 [pid 7881] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7889] symlink("/dev/binderfs", "./binderfs" [pid 7881] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] openat(AT_FDCWD, "./95/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7892 attached [pid 7891] <... openat resumed>) = 3 [pid 7889] <... symlink resumed>) = 0 [pid 7880] <... clone3 resumed> => {parent_tid=[7892]}, 88) = 7892 [pid 7892] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7891] write(3, "1000", 4 [pid 7889] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7881] <... clone3 resumed> => {parent_tid=[7893]}, 88) = 7893 [pid 7880] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... openat resumed>) = 5 ./strace-static-x86_64: Process 7893 attached [pid 7892] <... rseq resumed>) = 0 [pid 7891] <... write resumed>) = 4 [pid 7889] <... futex resumed>) = 0 [pid 7880] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] newfstatat(5, "", [pid 7892] set_robust_list(0x7fef411b19a0, 24 [pid 7891] close(3 [pid 7880] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7892] <... set_robust_list resumed>) = 0 [pid 7891] <... close resumed>) = 0 [pid 7880] <... futex resumed>) = 0 [pid 7892] rt_sigprocmask(SIG_SETMASK, [], [pid 7891] symlink("/dev/binderfs", "./binderfs" [pid 7880] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7892] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7893] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7889] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7881] rt_sigprocmask(SIG_SETMASK, [], [pid 7893] <... rseq resumed>) = 0 [pid 7892] sendfile(3, 4, NULL, 281474978811911 [pid 7891] <... symlink resumed>) = 0 [pid 7889] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7893] set_robust_list(0x7fef411b19a0, 24 [pid 7881] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7893] <... set_robust_list resumed>) = 0 [pid 7891] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7889] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] getdents64(5, [pid 7893] rt_sigprocmask(SIG_SETMASK, [], [pid 7891] <... futex resumed>) = 0 [pid 7881] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7893] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7889] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7881] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7891] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7893] sendfile(3, 4, NULL, 281474978811911 [pid 7891] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7889] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7881] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(5, [pid 7891] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7889] <... mmap resumed>) = 0x7fef411b2000 [pid 7891] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7889] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7889] <... mprotect resumed>) = 0 [pid 5068] close(5 [pid 7893] <... sendfile resumed>) = 4 [pid 7891] <... mmap resumed>) = 0x7fef411b2000 [pid 7889] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7888] <... mount resumed>) = 0 [pid 7883] <... sendfile resumed>) = 4 [pid 5068] <... close resumed>) = 0 [pid 7893] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7891] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7889] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7893] <... futex resumed>) = 1 [pid 7889] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7881] <... futex resumed>) = 0 [pid 7891] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 7895 attached [pid 7891] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] rmdir("./95/file1/index" [pid 7895] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7893] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7889] <... clone3 resumed> => {parent_tid=[7895]}, 88) = 7895 [pid 5068] <... rmdir resumed>) = 0 [pid 7895] <... rseq resumed>) = 0 [pid 7889] rt_sigprocmask(SIG_SETMASK, [], [pid 7883] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7895] set_robust_list(0x7fef411d29a0, 24 [pid 7891] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7889] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7888] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7883] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 7895] <... set_robust_list resumed>) = 0 [pid 7891] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7889] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7888] <... futex resumed>) = 1 [pid 7887] <... futex resumed>) = 0 [pid 7883] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7881] exit_group(0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 7896 attached [pid 7895] rt_sigprocmask(SIG_SETMASK, [], [pid 7893] <... futex resumed>) = ? [pid 7889] <... futex resumed>) = 0 [pid 7888] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7887] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7883] <... futex resumed>) = ? [pid 7881] <... exit_group resumed>) = ? [pid 5068] close(4 [pid 7895] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7893] +++ exited with 0 +++ [pid 7891] <... clone3 resumed> => {parent_tid=[7896]}, 88) = 7896 [pid 7889] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7887] <... futex resumed>) = 0 [pid 7883] +++ exited with 0 +++ [pid 5068] <... close resumed>) = 0 [pid 7891] rt_sigprocmask(SIG_SETMASK, [], [pid 7888] unlink(NULL [pid 7887] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7891] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7888] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5068] rmdir("./95/file1" [pid 7891] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7888] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7881] +++ exited with 0 +++ [pid 5068] <... rmdir resumed>) = 0 [pid 7895] mkdir("./file0", 000 [pid 7896] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7891] <... futex resumed>) = 0 [pid 7888] <... futex resumed>) = 1 [pid 7887] <... futex resumed>) = 0 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7881, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7891] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7887] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] restart_syscall(<... resuming interrupted clone ...> [pid 7896] <... rseq resumed>) = 0 [pid 7895] <... mkdir resumed>) = 0 [pid 7888] chdir("./bus" [pid 7887] <... futex resumed>) = 0 [pid 5068] getdents64(3, [pid 7896] set_robust_list(0x7fef411d29a0, 24 [pid 7895] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7888] <... chdir resumed>) = 0 [pid 7887] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... restart_syscall resumed>) = 0 [pid 7896] <... set_robust_list resumed>) = 0 [pid 7895] <... futex resumed>) = 1 [pid 7889] <... futex resumed>) = 0 [pid 7888] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7887] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7896] rt_sigprocmask(SIG_SETMASK, [], [pid 7895] mkdir("./bus", 000 [pid 7889] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7888] <... futex resumed>) = 0 [pid 7887] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(3 [pid 7896] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7888] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7887] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5060] umount2("./92", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7896] mkdir("./file0", 000 [pid 7895] <... mkdir resumed>) = 0 [pid 7889] <... futex resumed>) = 0 [pid 7888] <... open resumed>) = 3 [pid 7887] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./95" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./92", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5060] newfstatat(3, "", [pid 7896] <... mkdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7889] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7895] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7889] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] getdents64(3, [pid 7895] <... futex resumed>) = 0 [pid 7889] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7895] mkdir("./file1", 000 [pid 7889] <... futex resumed>) = 0 [pid 5060] umount2("./92/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7896] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7895] <... mkdir resumed>) = 0 [pid 7889] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 7896] <... futex resumed>) = 1 [pid 7895] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7891] <... futex resumed>) = 0 [pid 7889] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7896] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7895] <... futex resumed>) = 0 [pid 7891] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7889] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7888] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] mkdir("./96", 0777 [pid 7896] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7895] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7891] <... futex resumed>) = 0 [pid 7889] <... futex resumed>) = 0 [pid 7888] <... futex resumed>) = 1 [pid 7887] <... futex resumed>) = 0 [pid 7891] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7889] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7888] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7887] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7888] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7887] <... futex resumed>) = 0 [pid 7888] fcntl(-1, F_SETFL, O_RDONLY [pid 7887] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7888] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7888] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7887] <... futex resumed>) = 0 [pid 7888] <... futex resumed>) = 1 [pid 7887] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7888] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7887] <... futex resumed>) = 0 [pid 7896] mkdir("./bus", 000) = 0 [pid 7888] <... openat resumed>) = 4 [pid 7887] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... mkdir resumed>) = 0 [pid 7888] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7887] <... futex resumed>) = 0 [pid 7888] <... futex resumed>) = 1 [pid 7887] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7888] sendfile(4, 4, NULL, 7 [pid 7887] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7896] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 7897 attached ) = 1 [pid 7891] <... futex resumed>) = 0 [pid 7891] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7896] mkdir("./file1", 000 [pid 7891] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7897 [ 120.029626][ T7888] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 120.050656][ T7883] PM: Image not found (code -6) [pid 7897] set_robust_list(0x555555f856a0, 24) = 0 [pid 7896] <... mkdir resumed>) = 0 [pid 7880] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] <... umount2 resumed>) = 0 [pid 7896] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./92/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7897] chdir("./96" [pid 7896] <... futex resumed>) = 1 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./92/bus", [pid 7896] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7891] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./92/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7897] <... chdir resumed>) = 0 [pid 7891] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7897] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7896] <... futex resumed>) = 0 [pid 7891] <... futex resumed>) = 1 [pid 5060] openat(AT_FDCWD, "./92/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7897] <... prctl resumed>) = 0 [pid 7896] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7891] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... openat resumed>) = 4 [pid 7897] setpgid(0, 0 [pid 5060] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] umount2("./92/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./92/bus/file0", {st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] unlink("./92/bus/file0") = 0 [pid 5060] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4) = 0 [pid 5060] rmdir("./92/bus") = 0 [pid 5060] umount2("./92/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./92/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] unlink("./92/binderfs") = 0 [pid 5060] umount2("./92/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./92/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./92/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./92/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5060] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, [pid 7897] <... setpgid resumed>) = 0 [pid 7895] <... mount resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4) = 0 [pid 5060] rmdir("./92/file0" [pid 7897] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7895] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... rmdir resumed>) = 0 [pid 7897] <... openat resumed>) = 3 [pid 7896] <... mount resumed>) = 0 [pid 7895] <... futex resumed>) = 1 [pid 7889] <... futex resumed>) = 0 [pid 7897] write(3, "1000", 4 [pid 7896] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7895] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7889] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./92/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7897] <... write resumed>) = 4 [pid 7896] <... futex resumed>) = 1 [pid 7895] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7891] <... futex resumed>) = 0 [pid 7889] <... futex resumed>) = 0 [pid 7897] close(3 [pid 7895] unlink(NULL [pid 7891] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7889] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7897] <... close resumed>) = 0 [pid 7896] unlink(NULL [pid 7895] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7891] <... futex resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./92/file1", [pid 7897] symlink("/dev/binderfs", "./binderfs" [pid 7896] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7895] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7891] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7897] <... symlink resumed>) = 0 [pid 7896] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7895] <... futex resumed>) = 1 [pid 7891] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7889] <... futex resumed>) = 0 [pid 5060] umount2("./92/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7897] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7896] <... futex resumed>) = 0 [pid 7895] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7891] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7889] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7897] <... futex resumed>) = 0 [pid 7896] chdir("./bus" [pid 7895] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7891] <... futex resumed>) = 0 [pid 7889] <... futex resumed>) = 0 [pid 7897] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7896] <... chdir resumed>) = 0 [pid 7895] chdir("./bus" [pid 7891] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7889] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7897] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7896] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7895] <... chdir resumed>) = 0 [pid 7891] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7897] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7895] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7891] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7897] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7896] <... futex resumed>) = 0 [pid 7895] <... futex resumed>) = 1 [pid 7891] <... futex resumed>) = 0 [pid 7889] <... futex resumed>) = 0 [pid 7897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7896] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7895] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7891] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7889] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7897] <... mmap resumed>) = 0x7fef411b2000 [pid 7896] <... open resumed>) = 3 [pid 7895] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7889] <... futex resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./92/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7887] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7897] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7889] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7897] <... mprotect resumed>) = 0 [pid 7895] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7887] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... openat resumed>) = 4 [pid 7897] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7895] <... open resumed>) = 3 [pid 7892] <... sendfile resumed>) = 4 [pid 7882] <... sendfile resumed>) = 4 [pid 7897] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7897] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7895] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7887] <... futex resumed>) = 0 [pid 7882] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] newfstatat(4, "", ./strace-static-x86_64: Process 7900 attached [pid 7895] <... futex resumed>) = 1 [pid 7892] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7889] <... futex resumed>) = 0 [pid 7887] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7882] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7900] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7897] <... clone3 resumed> => {parent_tid=[7900]}, 88) = 7900 [pid 7896] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7895] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7892] <... futex resumed>) = 0 [pid 7889] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7900] <... rseq resumed>) = 0 [pid 7897] rt_sigprocmask(SIG_SETMASK, [], [pid 7896] <... futex resumed>) = 1 [pid 7895] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7892] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7891] <... futex resumed>) = 0 [pid 7889] <... futex resumed>) = 0 [pid 7887] <... mmap resumed>) = 0x7fef41191000 [pid 7882] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7880] exit_group(0 [pid 5060] getdents64(4, [pid 7900] set_robust_list(0x7fef411d29a0, 24 [pid 7897] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7896] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7895] fcntl(-1, F_SETFL, O_RDONLY [pid 7891] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7889] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7887] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7880] <... exit_group resumed>) = ? [pid 7900] <... set_robust_list resumed>) = 0 [pid 7897] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7896] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7895] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7892] <... futex resumed>) = ? [pid 7891] <... futex resumed>) = 0 [pid 7882] <... futex resumed>) = ? [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7900] rt_sigprocmask(SIG_SETMASK, [], [pid 7897] <... futex resumed>) = 0 [pid 7896] fcntl(-1, F_SETFL, O_RDONLY [pid 7895] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7892] +++ exited with 0 +++ [pid 7891] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7887] <... mprotect resumed>) = 0 [pid 7897] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7896] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7895] <... futex resumed>) = 1 [pid 7889] <... futex resumed>) = 0 [pid 7900] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7895] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7889] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7887] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] umount2("./92/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7900] mkdir("./file0", 000 [pid 7896] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7895] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7889] <... futex resumed>) = 0 [pid 7887] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7896] <... futex resumed>) = 1 [pid 7895] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7891] <... futex resumed>) = 0 [pid 7889] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7887] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7882] +++ exited with 0 +++ [pid 7880] +++ exited with 0 +++ [pid 5060] newfstatat(AT_FDCWD, "./92/file1/work", [pid 7900] <... mkdir resumed>) = 0 [pid 7896] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7895] <... openat resumed>) = 4 [pid 7891] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 7901 attached [pid 7900] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7896] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7891] <... futex resumed>) = 0 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7880, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7901] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7900] <... futex resumed>) = 1 [pid 7897] <... futex resumed>) = 0 [pid 7896] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7895] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7891] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7887] <... clone3 resumed> => {parent_tid=[7901]}, 88) = 7901 [pid 5062] restart_syscall(<... resuming interrupted clone ...> [pid 5060] umount2("./92/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7901] <... rseq resumed>) = 0 [pid 7900] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7897] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7896] <... openat resumed>) = 4 [pid 7895] <... futex resumed>) = 1 [pid 7889] <... futex resumed>) = 0 [pid 7887] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] <... restart_syscall resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7901] set_robust_list(0x7fef411b19a0, 24 [pid 7900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7897] <... futex resumed>) = 0 [pid 7889] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] openat(AT_FDCWD, "./92/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7901] <... set_robust_list resumed>) = 0 [pid 7900] mkdir("./bus", 000 [pid 7897] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7896] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7895] sendfile(4, 4, NULL, 7 [pid 7889] <... futex resumed>) = 0 [pid 7887] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7901] rt_sigprocmask(SIG_SETMASK, [], [pid 7900] <... mkdir resumed>) = 0 [pid 7896] <... futex resumed>) = 1 [pid 7891] <... futex resumed>) = 0 [pid 7889] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7887] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... openat resumed>) = 5 [pid 7901] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7900] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7896] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7891] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7887] <... futex resumed>) = 0 [pid 5062] umount2("./93", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(5, "", [pid 7901] sendfile(3, 4, NULL, 281474978811911 [pid 7900] <... futex resumed>) = 1 [pid 7897] <... futex resumed>) = 0 [pid 7896] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7891] <... futex resumed>) = 0 [pid 7887] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7900] mkdir("./file1", 000 [pid 7897] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7896] sendfile(4, 4, NULL, 7 [pid 7891] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7900] <... mkdir resumed>) = 0 [pid 7897] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7897] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] getdents64(5, [pid 7900] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7897] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7900] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7897] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 3 [pid 5060] getdents64(5, [pid 7897] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7897] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] close(5 [pid 5062] newfstatat(3, "", [pid 5060] <... close resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 120.091173][ T7895] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 120.106576][ T7896] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 120.130316][ T7882] PM: Image not found (code -6) [pid 5060] rmdir("./92/file1/work" [pid 5062] getdents64(3, [pid 7900] <... mount resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] umount2("./92/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./93/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./92/file1/index", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./92/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7901] <... sendfile resumed>) = 4 [pid 7900] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7888] <... sendfile resumed>) = 4 [pid 5060] openat(AT_FDCWD, "./92/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7901] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = 0 [pid 7901] <... futex resumed>) = 1 [pid 7900] <... futex resumed>) = 1 [pid 7897] <... futex resumed>) = 0 [pid 7888] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7887] <... futex resumed>) = 0 [pid 5062] umount2("./93/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... openat resumed>) = 5 [pid 7901] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7900] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7897] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7888] <... futex resumed>) = 0 [pid 7900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7897] <... futex resumed>) = 0 [pid 7888] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7887] exit_group(0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(5, "", [pid 7901] <... futex resumed>) = ? [pid 7900] unlink(NULL [pid 7897] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7888] <... futex resumed>) = ? [pid 7887] <... exit_group resumed>) = ? [pid 5062] newfstatat(AT_FDCWD, "./93/bus", [pid 7901] +++ exited with 0 +++ [pid 7900] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7888] +++ exited with 0 +++ [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7900] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7900] <... futex resumed>) = 1 [pid 7897] <... futex resumed>) = 0 [pid 5062] umount2("./93/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7900] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7897] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(5, [pid 7900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7897] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7897] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] openat(AT_FDCWD, "./93/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7900] chdir("./bus") = 0 [pid 7900] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7897] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 7900] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7897] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(5, [pid 7897] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7900] <... open resumed>) = 3 [pid 7897] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] close(5 [pid 7887] +++ exited with 0 +++ [pid 5060] <... close resumed>) = 0 [pid 5062] getdents64(4, [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7887, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5060] rmdir("./92/file1/index" [pid 5061] umount2("./93", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7900] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... rmdir resumed>) = 0 [pid 7891] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7889] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(4, [pid 7900] <... futex resumed>) = 1 [pid 7897] <... futex resumed>) = 0 [pid 7891] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7889] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./93/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7897] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7891] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7900] fcntl(-1, F_SETFL, O_RDONLY [pid 7891] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7889] <... futex resumed>) = 0 [pid 7900] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7891] <... mmap resumed>) = 0x7fef41191000 [pid 7889] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7900] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7891] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7889] <... mmap resumed>) = 0x7fef41191000 [pid 7900] <... futex resumed>) = 0 [pid 7897] <... futex resumed>) = 0 [pid 7891] <... mprotect resumed>) = 0 [pid 7889] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5061] <... openat resumed>) = 3 [pid 5060] close(4 [pid 7900] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7897] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7891] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7889] <... mprotect resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(3, "", [pid 5060] <... close resumed>) = 0 [pid 7891] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7889] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7897] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7891] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 7889] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] newfstatat(AT_FDCWD, "./93/bus/file0", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] rmdir("./92/file1"./strace-static-x86_64: Process 7905 attached [pid 7897] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7889] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(3, ./strace-static-x86_64: Process 7906 attached [pid 7891] <... clone3 resumed> => {parent_tid=[7905]}, 88) = 7905 [pid 7906] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7891] rt_sigprocmask(SIG_SETMASK, [], [pid 7889] <... clone3 resumed> => {parent_tid=[7906]}, 88) = 7906 [pid 7906] <... rseq resumed>) = 0 [pid 7891] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7889] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] <... rmdir resumed>) = 0 [pid 7906] set_robust_list(0x7fef411b19a0, 24 [pid 7905] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7900] <... futex resumed>) = 0 [pid 7897] <... futex resumed>) = 1 [pid 7891] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7889] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] unlink("./93/bus/file0" [pid 5061] umount2("./93/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(3, [pid 7906] <... set_robust_list resumed>) = 0 [pid 7905] <... rseq resumed>) = 0 [pid 7900] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7897] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7891] <... futex resumed>) = 0 [pid 7889] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7906] rt_sigprocmask(SIG_SETMASK, [], [pid 7905] set_robust_list(0x7fef411b19a0, 24 [pid 7900] <... openat resumed>) = 4 [pid 7891] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7889] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7906] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7905] <... set_robust_list resumed>) = 0 [pid 7900] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7889] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... unlink resumed>) = 0 [pid 7906] sendfile(3, 4, NULL, 281474978811911 [pid 7905] rt_sigprocmask(SIG_SETMASK, [], [pid 7900] <... futex resumed>) = 1 [pid 7897] <... futex resumed>) = 0 [pid 5060] close(3 [pid 7905] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7900] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7897] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 7905] sendfile(3, 4, NULL, 281474978811911 [pid 7900] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7897] <... futex resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 7900] sendfile(4, 4, NULL, 7 [pid 7897] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] rmdir("./92") = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] mkdir("./93", 0777 [pid 5062] close(4) = 0 [pid 5062] rmdir("./93/bus" [pid 5060] <... mkdir resumed>) = 0 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7907 attached [ 120.165884][ T7900] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 120.187964][ T7888] PM: Image not found (code -6) [pid 7907] set_robust_list(0x555555f856a0, 24 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7907 [pid 7907] <... set_robust_list resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5062] umount2("./93/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7907] chdir("./93" [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7907] <... chdir resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./93/binderfs", [pid 7907] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7907] setpgid(0, 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = 0 [pid 5062] unlink("./93/binderfs" [pid 5061] umount2("./93/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7907] <... setpgid resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7907] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7906] <... sendfile resumed>) = 4 [pid 7895] <... sendfile resumed>) = 4 [pid 5062] <... unlink resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./93/bus", [pid 7907] <... openat resumed>) = 3 [pid 7906] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7895] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./93/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] newfstatat(AT_FDCWD, "./93/file0", [pid 5061] umount2("./93/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7907] write(3, "1000", 4 [pid 7906] <... futex resumed>) = 1 [pid 7895] <... futex resumed>) = 0 [pid 7889] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./93/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7907] <... write resumed>) = 4 [pid 7906] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7895] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7889] exit_group(0 [pid 5062] umount2("./93/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... openat resumed>) = 4 [pid 7907] close(3 [pid 7906] <... futex resumed>) = ? [pid 7895] <... futex resumed>) = ? [pid 7889] <... exit_group resumed>) = ? [pid 7907] <... close resumed>) = 0 [pid 7906] +++ exited with 0 +++ [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(4, "", [pid 5062] openat(AT_FDCWD, "./93/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5061] getdents64(4, [pid 5062] newfstatat(4, "", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 120.238612][ T7895] PM: Image not found (code -6) [pid 5062] getdents64(4, [pid 7907] symlink("/dev/binderfs", "./binderfs" [pid 7897] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7895] +++ exited with 0 +++ [pid 7891] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7889] +++ exited with 0 +++ [pid 5061] umount2("./93/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7907] <... symlink resumed>) = 0 [pid 7897] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7889, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7907] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7900] <... sendfile resumed>) = 4 [pid 7897] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7907] <... futex resumed>) = 0 [pid 7900] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7907] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 7900] <... futex resumed>) = 0 [pid 7907] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5061] newfstatat(AT_FDCWD, "./93/bus/file0", [pid 7907] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7907] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7900] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7897] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7907] <... mmap resumed>) = 0x7fef411b2000 [pid 7907] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7897] <... mmap resumed>) = 0x7fef41191000 [pid 5065] umount2("./94", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] unlink("./93/bus/file0" [pid 7897] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(4, [pid 5061] <... unlink resumed>) = 0 [pid 7897] <... mprotect resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... openat resumed>) = 3 [pid 7907] <... mprotect resumed>) = 0 [pid 7897] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] close(4 [pid 5061] getdents64(4, [pid 7897] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] newfstatat(3, "", [pid 5062] <... close resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7907] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7897] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] rmdir("./93/file0" [pid 7907] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] getdents64(3, [pid 5061] close(4./strace-static-x86_64: Process 7911 attached [pid 7907] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] <... rmdir resumed>) = 0 [pid 7897] <... clone3 resumed> => {parent_tid=[7911]}, 88) = 7911 [pid 5061] <... close resumed>) = 0 [pid 7897] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] umount2("./94/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] rmdir("./93/bus" [pid 7911] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7897] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] umount2("./93/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 7911] <... rseq resumed>) = 0 [pid 7907] <... clone3 resumed> => {parent_tid=[7912]}, 88) = 7912 [pid 7897] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7911] set_robust_list(0x7fef411b19a0, 24 [pid 7907] rt_sigprocmask(SIG_SETMASK, [], [pid 7911] <... set_robust_list resumed>) = 0 [pid 7907] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7911] rt_sigprocmask(SIG_SETMASK, [], [pid 7907] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 7912 attached [pid 7911] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7907] <... futex resumed>) = 0 [pid 7897] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./93/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7912] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7911] sendfile(3, 4, NULL, 281474978811911 [pid 7907] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7897] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(AT_FDCWD, "./93/file1", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7912] <... rseq resumed>) = 0 [pid 7911] <... sendfile resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(AT_FDCWD, "./93/binderfs", [pid 7912] set_robust_list(0x7fef411d29a0, 24 [pid 5062] umount2("./93/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7912] <... set_robust_list resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7912] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5062] openat(AT_FDCWD, "./93/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] unlink("./93/binderfs" [pid 7912] mkdir("./file0", 000 [pid 7911] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 4 [pid 5061] <... unlink resumed>) = 0 [pid 7912] <... mkdir resumed>) = 0 [pid 7911] <... futex resumed>) = 1 [pid 7897] <... futex resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 7911] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7897] exit_group(0) = ? [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./93/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7912] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7911] <... futex resumed>) = ? [pid 7900] <... futex resumed>) = ? [pid 5062] getdents64(4, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7912] <... futex resumed>) = 1 [pid 7907] <... futex resumed>) = 0 [pid 7900] +++ exited with 0 +++ [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] newfstatat(AT_FDCWD, "./93/file0", [pid 7912] mkdir("./bus", 000 [pid 7907] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./93/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./93/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(AT_FDCWD, "./93/file1/work", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7907] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] openat(AT_FDCWD, "./93/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7907] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... openat resumed>) = 4 [pid 7912] <... mkdir resumed>) = 0 [pid 5062] umount2("./93/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(4, "", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] openat(AT_FDCWD, "./93/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] getdents64(4, [pid 7912] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 5 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7912] <... futex resumed>) = 1 [pid 7911] +++ exited with 0 +++ [pid 7907] <... futex resumed>) = 0 [pid 7897] +++ exited with 0 +++ [pid 5062] newfstatat(5, "", [pid 5061] getdents64(4, [pid 7912] mkdir("./file1", 000 [pid 7907] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7897, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7912] <... mkdir resumed>) = 0 [pid 5068] restart_syscall(<... resuming interrupted clone ...> [pid 5062] getdents64(5, [pid 5061] close(4 [pid 5068] <... restart_syscall resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] getdents64(5, [pid 5061] <... close resumed>) = 0 [pid 7912] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./96", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] rmdir("./93/file0" [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] close(5 [pid 5061] <... rmdir resumed>) = 0 [pid 7912] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] umount2("./94/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 7912] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] rmdir("./93/file1/work" [pid 7907] <... futex resumed>) = 1 [pid 5068] <... openat resumed>) = 3 [pid 5062] <... rmdir resumed>) = 0 [pid 7912] <... futex resumed>) = 0 [pid 5068] newfstatat(3, "", [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7912] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] newfstatat(AT_FDCWD, "./94/bus", [pid 7907] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(3, [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./93/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./93/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7907] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] umount2("./94/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] umount2("./96/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./93/file1/index", [pid 5061] newfstatat(AT_FDCWD, "./93/file1", [pid 5065] openat(AT_FDCWD, "./94/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7907] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7912] <... futex resumed>) = 0 [pid 7907] <... futex resumed>) = 1 [pid 7912] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7907] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(4, "", [pid 5062] umount2("./93/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./93/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 120.281148][ T7900] PM: Image not found (code -6) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(4, [pid 5062] openat(AT_FDCWD, "./93/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] openat(AT_FDCWD, "./93/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] <... openat resumed>) = 5 [pid 5061] <... openat resumed>) = 4 [pid 5061] newfstatat(4, "", [pid 5062] newfstatat(5, "", [pid 5065] umount2("./94/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(5, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./94/bus/file0", {st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] unlink("./94/bus/file0" [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(4, [pid 5062] getdents64(5, [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5062] close(5 [pid 5061] umount2("./93/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./93/file1/index" [pid 5065] getdents64(4, [pid 5061] newfstatat(AT_FDCWD, "./93/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5062] getdents64(4, [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] close(4 [pid 5062] close(4 [pid 5065] <... close resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5065] rmdir("./94/bus" [pid 5062] rmdir("./93/file1" [pid 5065] <... rmdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5062] getdents64(3, [pid 5065] umount2("./94/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./94/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] close(3 [pid 5065] unlink("./94/binderfs" [pid 5062] <... close resumed>) = 0 [pid 7912] <... mount resumed>) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5065] umount2("./94/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./93/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... umount2 resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./94/file0", [pid 5062] rmdir("./93" [pid 5068] umount2("./96/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] openat(AT_FDCWD, "./93/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./94/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... openat resumed>) = 5 [pid 5068] newfstatat(AT_FDCWD, "./96/bus", [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] mkdir("./94", 0777 [pid 5061] newfstatat(5, "", [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] openat(AT_FDCWD, "./94/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7912] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./96/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... openat resumed>) = 4 [pid 5061] getdents64(5, [pid 7912] <... futex resumed>) = 1 [pid 7907] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(4, "", [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7912] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7907] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./96/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... mkdir resumed>) = 0 [pid 5061] getdents64(5, [pid 7912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7907] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5065] getdents64(4, [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7912] unlink(NULL [pid 7907] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(4, "", [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] close(5 [pid 7912] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, [pid 5061] <... close resumed>) = 0 [pid 7912] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7912] <... futex resumed>) = 1 [pid 7907] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5065] close(4 [pid 5061] rmdir("./93/file1/work" [pid 7912] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7907] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./96/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... close resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] rmdir("./94/file0"./strace-static-x86_64: Process 7914 attached [pid 7907] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./96/bus/file0", [pid 5065] <... rmdir resumed>) = 0 [pid 7914] set_robust_list(0x555555f856a0, 24 [pid 7912] chdir("./bus" [pid 7907] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7914 [pid 5061] umount2("./93/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7914] <... set_robust_list resumed>) = 0 [pid 7912] <... chdir resumed>) = 0 [pid 5068] unlink("./96/bus/file0" [pid 7914] chdir("./94" [pid 7912] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... unlink resumed>) = 0 [pid 5065] umount2("./94/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7912] <... futex resumed>) = 1 [pid 5068] getdents64(4, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7912] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] newfstatat(AT_FDCWD, "./94/file1", [pid 5061] newfstatat(AT_FDCWD, "./93/file1/index", [pid 5068] close(4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... close resumed>) = 0 [pid 5068] rmdir("./96/bus") = 0 [pid 5065] umount2("./94/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./93/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] umount2("./96/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./96/binderfs", [pid 5065] openat(AT_FDCWD, "./94/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] unlink("./96/binderfs" [pid 5061] openat(AT_FDCWD, "./93/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... unlink resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5061] <... openat resumed>) = 5 [pid 5068] umount2("./96/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(4, "", [pid 5061] newfstatat(5, "", [pid 5068] newfstatat(AT_FDCWD, "./96/file0", [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7907] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] getdents64(4, [pid 7914] <... chdir resumed>) = 0 [pid 7914] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7907] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7905] <... sendfile resumed>) = 4 [pid 5068] umount2("./96/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] getdents64(5, [pid 7914] <... prctl resumed>) = 0 [pid 7914] setpgid(0, 0 [pid 7912] <... futex resumed>) = 0 [pid 7907] <... futex resumed>) = 1 [pid 7905] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7896] <... sendfile resumed>) = 4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./94/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7914] <... setpgid resumed>) = 0 [pid 7912] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7907] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7905] <... futex resumed>) = 0 [pid 7896] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./96/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7914] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7905] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... openat resumed>) = 4 [pid 5061] getdents64(5, [pid 7912] <... open resumed>) = 3 [pid 7896] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7912] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7891] exit_group(0 [pid 7912] <... futex resumed>) = 1 [pid 7907] <... futex resumed>) = 0 [pid 7905] <... futex resumed>) = ? [pid 7891] <... exit_group resumed>) = ? [pid 5061] close(5 [pid 7914] <... openat resumed>) = 3 [pid 7912] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7907] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7905] +++ exited with 0 +++ [pid 5068] newfstatat(4, "", [pid 5065] newfstatat(AT_FDCWD, "./94/file1/work", [pid 5061] <... close resumed>) = 0 [pid 7912] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7907] <... futex resumed>) = 0 [pid 7912] fcntl(-1, F_SETFL, O_RDONLY [pid 7907] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7912] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7912] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7907] <... futex resumed>) = 0 [pid 7907] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7907] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7912] <... futex resumed>) = 1 [pid 7914] write(3, "1000", 4 [pid 7896] +++ exited with 0 +++ [pid 7891] +++ exited with 0 +++ [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] rmdir("./93/file1/index" [pid 7914] <... write resumed>) = 4 [pid 7912] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5068] getdents64(4, [pid 5065] umount2("./94/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7914] close(3 [pid 7912] <... openat resumed>) = 4 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7891, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5061] <... rmdir resumed>) = 0 [pid 7914] <... close resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./94/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] umount2("./95", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7914] symlink("/dev/binderfs", "./binderfs" [pid 7912] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5065] <... openat resumed>) = 5 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7914] <... symlink resumed>) = 0 [pid 7912] <... futex resumed>) = 1 [pid 7907] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] newfstatat(5, "", [pid 5063] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7912] sendfile(4, 4, NULL, 7 [pid 7907] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... openat resumed>) = 3 [pid 5061] getdents64(4, [pid 7914] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7907] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] getdents64(5, [pid 7914] <... futex resumed>) = 0 [pid 7907] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./96/file0" [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] newfstatat(3, "", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7914] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] <... rmdir resumed>) = 0 [pid 5065] getdents64(5, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] close(4 [pid 7914] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7914] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5063] getdents64(3, [pid 5061] <... close resumed>) = 0 [pid 7914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7914] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] close(5 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] rmdir("./93/file1" [pid 7914] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] umount2("./96/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... close resumed>) = 0 [pid 5063] umount2("./95/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 7914] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5065] rmdir("./94/file1/work" [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 120.324449][ T7912] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 120.359153][ T7896] PM: Image not found (code -6) [pid 5065] <... rmdir resumed>) = 0 [pid 7914] <... mprotect resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./96/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7914] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] umount2("./96/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(3, [pid 7914] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] openat(AT_FDCWD, "./96/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] umount2("./94/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7914] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] <... openat resumed>) = 4 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(4, "", [pid 5065] newfstatat(AT_FDCWD, "./94/file1/index", [pid 7914] <... clone3 resumed> => {parent_tid=[7916]}, 88) = 7916 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7914] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] getdents64(4, ./strace-static-x86_64: Process 7916 attached [pid 7914] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] umount2("./94/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7916] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7914] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] close(3 [pid 7916] <... rseq resumed>) = 0 [pid 7914] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./94/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7916] set_robust_list(0x7fef411d29a0, 24 [pid 7914] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./96/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... openat resumed>) = 5 [pid 5061] <... close resumed>) = 0 [pid 7916] <... set_robust_list resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(5, "", [pid 5061] rmdir("./93" [pid 7916] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] newfstatat(AT_FDCWD, "./96/file1/work", [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7916] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] getdents64(5, [pid 7916] mkdir("./file0", 000 [pid 5068] umount2("./96/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... rmdir resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(5, [pid 7916] <... mkdir resumed>) = 0 [pid 7916] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7914] <... futex resumed>) = 0 [pid 7916] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7914] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./96/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7914] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5065] close(5 [pid 5061] mkdir("./94", 0777 [pid 7916] mkdir("./bus", 000 [pid 7914] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(5, "", [pid 5065] <... close resumed>) = 0 [pid 5061] <... mkdir resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7916] <... mkdir resumed>) = 0 [pid 5065] rmdir("./94/file1/index" [pid 7916] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7914] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = 0 [pid 7916] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7914] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./95/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7914] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7916] mkdir("./file1", 000 [pid 7914] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(AT_FDCWD, "./95/bus", [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7916] <... mkdir resumed>) = 0 [pid 5068] getdents64(5, [pid 5065] getdents64(4, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7916] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./95/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7916] <... futex resumed>) = 1 [pid 7914] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7917 attached [pid 7916] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7914] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(5 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] openat(AT_FDCWD, "./95/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7917] set_robust_list(0x555555f856a0, 24 [pid 7916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7914] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] close(4 [pid 7917] <... set_robust_list resumed>) = 0 [pid 7916] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7914] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./96/file1/work" [pid 5063] <... openat resumed>) = 4 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7917 [pid 7917] chdir("./94" [pid 5065] <... close resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 7917] <... chdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7917] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5063] getdents64(4, [pid 7917] setpgid(0, 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7917] <... setpgid resumed>) = 0 [pid 7917] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5063] umount2("./95/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7917] <... openat resumed>) = 3 [pid 5063] newfstatat(AT_FDCWD, "./95/bus/file0", {st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] unlink("./95/bus/file0") = 0 [pid 7917] write(3, "1000", 4 [pid 7916] <... mount resumed>) = 0 [pid 7907] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... rmdir resumed>) = 0 [pid 5065] rmdir("./94/file1" [pid 5063] getdents64(4, [pid 7917] <... write resumed>) = 4 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7917] close(3 [pid 5063] close(4 [pid 7917] <... close resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 7917] symlink("/dev/binderfs", "./binderfs" [pid 5063] rmdir("./95/bus" [pid 7917] <... symlink resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7917] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7907] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./95/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7917] <... futex resumed>) = 0 [pid 7916] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7907] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7917] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7916] <... futex resumed>) = 1 [pid 7914] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./95/binderfs", [pid 7917] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7916] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7914] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7917] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7914] <... futex resumed>) = 0 [pid 5063] unlink("./95/binderfs" [pid 7917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7916] unlink(NULL [pid 7914] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... unlink resumed>) = 0 [pid 7917] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7916] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7917] <... mmap resumed>) = 0x7fef411b2000 [pid 7917] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7917] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7916] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7907] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] umount2("./96/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] getdents64(3, [pid 5063] umount2("./95/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7917] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7916] <... futex resumed>) = 1 [pid 7914] <... futex resumed>) = 0 [pid 7912] <... sendfile resumed>) = 4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7917] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7916] chdir("./bus" [pid 7914] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7912] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7907] <... mmap resumed>) = 0x7fef41191000 [pid 5068] newfstatat(AT_FDCWD, "./96/file1/index", [pid 5065] close(3 [pid 7916] <... chdir resumed>) = 0 [pid 7914] <... futex resumed>) = 0 [pid 7912] <... futex resumed>) = 0 [pid 7907] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] newfstatat(AT_FDCWD, "./95/file0", ./strace-static-x86_64: Process 7919 attached [pid 7917] <... clone3 resumed> => {parent_tid=[7919]}, 88) = 7919 [pid 7914] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7912] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... close resumed>) = 0 [pid 7917] rt_sigprocmask(SIG_SETMASK, [], [pid 7916] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7914] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7907] <... mprotect resumed>) = 0 [pid 7919] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 5068] umount2("./96/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] rmdir("./94" [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7917] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7916] <... futex resumed>) = 0 [pid 7914] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7907] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] umount2("./95/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7917] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7916] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7914] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7919] <... rseq resumed>) = 0 [pid 7917] <... futex resumed>) = 0 [pid 7907] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... rmdir resumed>) = 0 [pid 7914] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7919] set_robust_list(0x7fef411d29a0, 24 [pid 7917] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7907] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] openat(AT_FDCWD, "./96/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] mkdir("./95", 0777 [pid 5063] openat(AT_FDCWD, "./95/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7920 attached [pid 7919] <... set_robust_list resumed>) = 0 [pid 7916] <... open resumed>) = 3 [pid 5068] <... openat resumed>) = 5 [pid 5065] <... mkdir resumed>) = 0 [pid 5063] <... openat resumed>) = 4 [pid 7920] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7919] rt_sigprocmask(SIG_SETMASK, [], [pid 7916] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7907] <... clone3 resumed> => {parent_tid=[7920]}, 88) = 7920 [pid 5068] newfstatat(5, "", [pid 5063] newfstatat(4, "", [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7920] <... rseq resumed>) = 0 [pid 7919] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7916] <... futex resumed>) = 1 [pid 7914] <... futex resumed>) = 0 [pid 7907] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7920] set_robust_list(0x7fef411b19a0, 24 [pid 7919] mkdir("./file0", 000 [pid 7916] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7914] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7907] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] getdents64(5, [pid 5063] getdents64(4, [pid 7920] <... set_robust_list resumed>) = 0 [pid 7916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7914] <... futex resumed>) = 0 [pid 7907] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7920] rt_sigprocmask(SIG_SETMASK, [], [pid 7916] fcntl(-1, F_SETFL, O_RDONLY [pid 7914] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7907] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 5063] getdents64(4, [pid 7920] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7916] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7920] sendfile(3, 4, NULL, 281474978811911 [pid 7919] <... mkdir resumed>) = 0 [pid 7916] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7907] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(5 [pid 5063] close(4 [pid 7920] <... sendfile resumed>) = 0 [pid 7919] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7916] <... futex resumed>) = 1 [pid 7914] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5063] <... close resumed>) = 0 ./strace-static-x86_64: Process 7921 attached [pid 7920] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7919] <... futex resumed>) = 1 [pid 7917] <... futex resumed>) = 0 [pid 7916] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7914] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./96/file1/index" [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7921 [pid 5063] rmdir("./95/file0" [pid 7921] set_robust_list(0x555555f856a0, 24 [pid 7920] <... futex resumed>) = 1 [pid 7919] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7917] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7914] <... futex resumed>) = 0 [pid 7907] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7921] <... set_robust_list resumed>) = 0 [pid 7920] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7917] <... futex resumed>) = 0 [pid 7916] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7914] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7907] exit_group(0 [pid 5068] getdents64(4, [pid 7921] chdir("./95" [pid 7920] <... futex resumed>) = ? [pid 7919] mkdir("./bus", 000 [pid 7917] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7916] <... openat resumed>) = 4 [pid 7912] <... futex resumed>) = ? [pid 7907] <... exit_group resumed>) = ? [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] umount2("./95/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7912] +++ exited with 0 +++ [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7916] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 5063] newfstatat(AT_FDCWD, "./95/file1", [pid 7916] <... futex resumed>) = 1 [pid 7914] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7916] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7914] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5068] <... close resumed>) = 0 [pid 7916] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7914] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./96/file1" [pid 7916] sendfile(4, 4, NULL, 7 [pid 5063] umount2("./95/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7919] <... mkdir resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./95/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5063] newfstatat(4, "", [pid 7921] <... chdir resumed>) = 0 [pid 7920] +++ exited with 0 +++ [pid 7919] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7907] +++ exited with 0 +++ [pid 5068] <... rmdir resumed>) = 0 [pid 7921] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7919] <... futex resumed>) = 1 [pid 7917] <... futex resumed>) = 0 [pid 5068] getdents64(3, [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7907, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7921] <... prctl resumed>) = 0 [pid 7919] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7917] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7921] setpgid(0, 0 [pid 7919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7917] <... futex resumed>) = 0 [pid 5068] close(3 [pid 5063] getdents64(4, [pid 7921] <... setpgid resumed>) = 0 [pid 7919] mkdir("./file1", 000 [pid 7917] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 5060] umount2("./93", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7921] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7919] <... mkdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 120.428968][ T7916] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 120.449210][ T7912] PM: Image not found (code -6) [pid 5060] openat(AT_FDCWD, "./93", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] rmdir("./96" [pid 5063] umount2("./95/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... openat resumed>) = 3 [pid 7921] <... openat resumed>) = 3 [pid 5068] <... rmdir resumed>) = 0 [pid 5060] newfstatat(3, "", [pid 7921] write(3, "1000", 4 [pid 7919] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(3, [pid 7921] <... write resumed>) = 4 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7921] close(3 [pid 7919] <... futex resumed>) = 1 [pid 7917] <... futex resumed>) = 0 [pid 5068] mkdir("./97", 0777 [pid 5060] umount2("./93/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7921] <... close resumed>) = 0 [pid 7919] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7917] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... mkdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7921] symlink("/dev/binderfs", "./binderfs" [pid 7919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7917] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./95/file1/work", [pid 7921] <... symlink resumed>) = 0 [pid 7919] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7917] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5063] umount2("./95/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7921] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./95/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7921] <... futex resumed>) = 0 [pid 7921] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 5063] <... openat resumed>) = 5 ./strace-static-x86_64: Process 7924 attached [pid 7921] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5063] newfstatat(5, "", [pid 7921] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7921] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7921] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7924 [pid 7921] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 7921] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7924] set_robust_list(0x555555f856a0, 24) = 0 [pid 7921] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] getdents64(5, [pid 7924] chdir("./97" [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7924] <... chdir resumed>) = 0 [pid 5063] getdents64(5, [pid 7924] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7924] <... prctl resumed>) = 0 [pid 5063] close(5 [pid 7924] setpgid(0, 0 [pid 5063] <... close resumed>) = 0 [pid 7924] <... setpgid resumed>) = 0 [pid 5063] rmdir("./95/file1/work" [pid 7924] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7921] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} => {parent_tid=[7925]}, 88) = 7925 [pid 7921] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7921] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7921] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7925 attached [pid 7925] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053) = 0 [pid 7925] set_robust_list(0x7fef411d29a0, 24) = 0 [pid 7925] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7925] mkdir("./file0", 000 [pid 5060] <... umount2 resumed>) = 0 [pid 5060] umount2("./93/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7924] <... openat resumed>) = 3 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7925] <... mkdir resumed>) = 0 [pid 7924] write(3, "1000", 4 [pid 5060] newfstatat(AT_FDCWD, "./93/bus", [pid 7924] <... write resumed>) = 4 [pid 7919] <... mount resumed>) = 0 [pid 5063] umount2("./95/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7925] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7921] <... futex resumed>) = 0 [pid 7921] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7921] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7925] mkdir("./bus", 000) = 0 [pid 7925] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7921] <... futex resumed>) = 0 [pid 7921] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7921] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7925] <... futex resumed>) = 1 [pid 7925] mkdir("./file1", 000) = 0 [pid 7924] close(3 [pid 7919] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7916] <... sendfile resumed>) = 4 [pid 7914] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./93/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7925] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7924] <... close resumed>) = 0 [pid 7919] <... futex resumed>) = 1 [pid 7917] <... futex resumed>) = 0 [pid 7925] <... futex resumed>) = 1 [pid 7924] symlink("/dev/binderfs", "./binderfs" [pid 7921] <... futex resumed>) = 0 [pid 7919] unlink(NULL [pid 7917] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7916] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7914] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./95/file1/index", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7925] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7924] <... symlink resumed>) = 0 [pid 7921] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7919] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7917] <... futex resumed>) = 0 [pid 7916] <... futex resumed>) = 0 [pid 7914] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] openat(AT_FDCWD, "./93/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5060] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7925] <... mount resumed>) = 0 [pid 7924] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7921] <... futex resumed>) = 0 [pid 7919] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7917] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7916] sendfile(3, 4, NULL, 281474978811911 [pid 7914] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./95/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7925] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7924] <... futex resumed>) = 0 [pid 7921] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7919] <... futex resumed>) = 0 [pid 7917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7916] <... sendfile resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(4, [pid 7924] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7921] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7919] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7917] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7916] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7925] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./95/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7924] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7921] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7917] <... futex resumed>) = 0 [pid 7916] <... futex resumed>) = 1 [pid 7914] <... futex resumed>) = 0 [pid 5063] <... openat resumed>) = 5 [pid 7924] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7921] <... futex resumed>) = 0 [pid 7919] chdir("./bus" [pid 7917] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7916] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7914] exit_group(0 [pid 5060] umount2("./93/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7924] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7921] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7919] <... chdir resumed>) = 0 [pid 5063] newfstatat(5, "", [pid 7925] unlink(NULL [pid 7924] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7919] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7916] <... futex resumed>) = ? [pid 7914] <... exit_group resumed>) = ? [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7925] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7924] <... mmap resumed>) = 0x7fef411b2000 [pid 7919] <... futex resumed>) = 1 [pid 7917] <... futex resumed>) = 0 [pid 7916] +++ exited with 0 +++ [pid 7925] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7921] <... futex resumed>) = 0 [pid 7925] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7921] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7925] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7924] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7921] <... futex resumed>) = 0 [pid 7919] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7917] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7914] +++ exited with 0 +++ [pid 5063] getdents64(5, [pid 5060] newfstatat(AT_FDCWD, "./93/bus/file0", [pid 7925] chdir("./bus" [pid 7924] <... mprotect resumed>) = 0 [pid 7921] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7917] <... futex resumed>) = 0 [pid 7925] <... chdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7925] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7921] <... futex resumed>) = 0 [pid 7925] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7921] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7919] <... open resumed>) = 3 [pid 7925] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7924] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7921] <... futex resumed>) = 0 [pid 7917] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(5, [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7914, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5060] unlink("./93/bus/file0" [pid 7925] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7921] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 7925] <... open resumed>) = 3 [pid 7924] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7919] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] close(5 [pid 5062] umount2("./94", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7925] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7924] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7919] <... futex resumed>) = 1 [pid 7917] <... futex resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(4, [pid 7919] fcntl(-1, F_SETFL, O_RDONLY [pid 7917] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] rmdir("./95/file1/index" [pid 5062] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 7926 attached [pid 7925] <... futex resumed>) = 1 [pid 7924] <... clone3 resumed> => {parent_tid=[7926]}, 88) = 7926 [pid 7921] <... futex resumed>) = 0 [pid 7919] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7917] <... futex resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] close(4 [pid 7926] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7925] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7924] rt_sigprocmask(SIG_SETMASK, [], [pid 7921] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7919] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7917] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(4, [pid 5062] <... openat resumed>) = 3 [pid 5060] <... close resumed>) = 0 [pid 7926] <... rseq resumed>) = 0 [pid 7925] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7924] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7921] <... futex resumed>) = 0 [pid 7919] <... futex resumed>) = 0 [pid 7917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] newfstatat(3, "", [pid 5060] rmdir("./93/bus" [pid 7926] set_robust_list(0x7fef411d29a0, 24 [pid 7925] fcntl(-1, F_SETFL, O_RDONLY [pid 7924] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7921] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7919] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7917] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] close(4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7926] <... set_robust_list resumed>) = 0 [pid 7925] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7924] <... futex resumed>) = 0 [pid 7919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7917] <... futex resumed>) = 0 [pid 7926] rt_sigprocmask(SIG_SETMASK, [], [pid 7925] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7919] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7917] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... close resumed>) = 0 [pid 5062] getdents64(3, [pid 5060] umount2("./93/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7924] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7926] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7925] <... futex resumed>) = 1 [pid 7921] <... futex resumed>) = 0 [pid 7919] <... openat resumed>) = 4 [pid 5063] rmdir("./95/file1" [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7926] mkdir("./file0", 000 [pid 7925] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7921] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7919] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] umount2("./94/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(AT_FDCWD, "./93/binderfs", [pid 7925] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7921] <... futex resumed>) = 0 [pid 7919] <... futex resumed>) = 1 [pid 7917] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7925] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7921] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7919] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [ 120.503119][ T7919] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 120.520550][ T7916] PM: Image not found (code -6) [ 120.539838][ T7925] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5063] getdents64(3, [pid 7919] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7917] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] unlink("./93/binderfs" [pid 7926] <... mkdir resumed>) = 0 [pid 7919] sendfile(4, 4, NULL, 7 [pid 7917] <... futex resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 7917] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7926] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7925] <... openat resumed>) = 4 [pid 5063] close(3 [pid 5060] umount2("./93/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... close resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7926] <... futex resumed>) = 1 [pid 7924] <... futex resumed>) = 0 [pid 5063] rmdir("./95" [pid 5060] newfstatat(AT_FDCWD, "./93/file0", [pid 7926] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7925] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7924] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7924] <... futex resumed>) = 0 [pid 7924] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] umount2("./93/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7926] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] openat(AT_FDCWD, "./93/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7926] mkdir("./bus", 000 [pid 7925] <... futex resumed>) = 1 [pid 7921] <... futex resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 7926] <... mkdir resumed>) = 0 [pid 7925] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7921] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... openat resumed>) = 4 [pid 7925] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7921] <... futex resumed>) = 0 [pid 5063] mkdir("./96", 0777 [pid 5060] newfstatat(4, "", [pid 7925] sendfile(4, 4, NULL, 7 [pid 7921] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7926] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7926] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7924] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7924] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(4, [pid 7924] <... futex resumed>) = 0 [pid 7926] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7924] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7926] mkdir("./file1", 000 [pid 5060] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4) = 0 [pid 5060] rmdir("./93/file0" [pid 7926] <... mkdir resumed>) = 0 [pid 5063] <... mkdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7926] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] <... umount2 resumed>) = 0 [pid 5060] umount2("./93/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7926] <... futex resumed>) = 1 [pid 7924] <... futex resumed>) = 0 [pid 5062] umount2("./94/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7929 attached [pid 7926] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7924] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7924] <... futex resumed>) = 0 [pid 7929] set_robust_list(0x555555f856a0, 24 [pid 7926] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7924] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] newfstatat(AT_FDCWD, "./93/file1", [pid 7926] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7929] <... set_robust_list resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./94/bus", [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7929 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7929] chdir("./96" [pid 5062] umount2("./94/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7929] <... chdir resumed>) = 0 [pid 7929] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./93/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7929] <... prctl resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./94/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7929] setpgid(0, 0 [pid 5062] <... openat resumed>) = 4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7929] <... setpgid resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 5060] openat(AT_FDCWD, "./93/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7929] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5060] <... openat resumed>) = 4 [pid 5062] getdents64(4, [pid 5060] newfstatat(4, "", [pid 7929] <... openat resumed>) = 3 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7929] write(3, "1000", 4 [pid 5062] umount2("./94/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 7929] <... write resumed>) = 4 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7929] close(3 [pid 5062] newfstatat(AT_FDCWD, "./94/bus/file0", [pid 5060] umount2("./93/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7929] <... close resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7929] symlink("/dev/binderfs", "./binderfs" [pid 5062] unlink("./94/bus/file0") = 0 [pid 5062] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7929] <... symlink resumed>) = 0 [pid 5062] close(4 [pid 7929] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7926] <... mount resumed>) = 0 [pid 7919] <... sendfile resumed>) = 4 [pid 7917] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... close resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./93/file1/work", [pid 7929] <... futex resumed>) = 0 [pid 7926] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7921] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7919] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7917] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] rmdir("./94/bus" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7929] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7926] <... futex resumed>) = 1 [pid 7924] <... futex resumed>) = 0 [pid 7921] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7919] <... futex resumed>) = 0 [pid 7917] <... futex resumed>) = 0 [pid 5060] umount2("./93/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7929] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7926] unlink(NULL [pid 7924] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7921] <... futex resumed>) = 0 [pid 7919] sendfile(3, 4, NULL, 281474978811911 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7929] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7926] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7924] <... futex resumed>) = 0 [pid 7921] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7919] <... sendfile resumed>) = 0 [pid 7917] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] openat(AT_FDCWD, "./93/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7929] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7926] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7924] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7921] <... mmap resumed>) = 0x7fef41191000 [pid 7919] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7917] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] umount2("./94/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... openat resumed>) = 5 [pid 7929] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7926] <... futex resumed>) = 0 [pid 7924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7921] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7919] <... futex resumed>) = 0 [pid 7917] exit_group(0 [pid 5060] newfstatat(5, "", [pid 7929] <... mmap resumed>) = 0x7fef411b2000 [pid 7926] chdir("./bus" [pid 7924] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7921] <... mprotect resumed>) = 0 [pid 7917] <... exit_group resumed>) = ? [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7929] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7926] <... chdir resumed>) = 0 [pid 7924] <... futex resumed>) = 0 [pid 7921] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] newfstatat(AT_FDCWD, "./94/binderfs", [pid 5060] getdents64(5, [pid 7929] <... mprotect resumed>) = 0 [pid 7926] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7924] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7921] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7926] <... futex resumed>) = 0 [pid 7924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7921] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5060] getdents64(5, ./strace-static-x86_64: Process 7931 attached [pid 7929] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7926] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7924] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7931] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7926] <... open resumed>) = 3 [pid 7921] <... clone3 resumed> => {parent_tid=[7931]}, 88) = 7931 [pid 5060] close(5 [pid 7931] <... rseq resumed>) = 0 [pid 7921] rt_sigprocmask(SIG_SETMASK, [], [pid 7919] +++ exited with 0 +++ [pid 7917] +++ exited with 0 +++ [pid 5062] unlink("./94/binderfs" [pid 5060] <... close resumed>) = 0 [pid 7929] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7924] <... futex resumed>) = 0 [pid 7921] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] rmdir("./93/file1/work" [pid 7929] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7924] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7921] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... unlink resumed>) = 0 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7917, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5060] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 7932 attached [pid 7931] set_robust_list(0x7fef411b19a0, 24 [pid 7921] <... futex resumed>) = 0 [pid 5062] umount2("./94/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] restart_syscall(<... resuming interrupted clone ...> [pid 5060] umount2("./93/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7932] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7931] <... set_robust_list resumed>) = 0 [pid 7929] <... clone3 resumed> => {parent_tid=[7932]}, 88) = 7932 [pid 7926] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7921] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... restart_syscall resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7932] <... rseq resumed>) = 0 [pid 7931] rt_sigprocmask(SIG_SETMASK, [], [pid 7929] rt_sigprocmask(SIG_SETMASK, [], [pid 7926] <... futex resumed>) = 1 [pid 7924] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./94/file0", [pid 5060] newfstatat(AT_FDCWD, "./93/file1/index", [pid 7932] set_robust_list(0x7fef411d29a0, 24 [pid 7931] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7929] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7926] fcntl(-1, F_SETFL, O_RDONLY [pid 7924] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7932] <... set_robust_list resumed>) = 0 [pid 7931] sendfile(3, 4, NULL, 281474978811911 [pid 7929] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7926] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7924] <... futex resumed>) = 0 [pid 5062] umount2("./94/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./94", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./93/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7932] rt_sigprocmask(SIG_SETMASK, [], [pid 7929] <... futex resumed>) = 0 [pid 7926] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7924] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7932] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7929] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7926] <... futex resumed>) = 0 [pid 7924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] openat(AT_FDCWD, "./94/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] openat(AT_FDCWD, "./93/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7932] mkdir("./file0", 000 [pid 7926] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7924] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... openat resumed>) = 3 [pid 5060] <... openat resumed>) = 5 [pid 7926] <... openat resumed>) = 4 [pid 5062] <... openat resumed>) = 4 [pid 5060] newfstatat(5, "", [pid 5061] newfstatat(3, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, [pid 7932] <... mkdir resumed>) = 0 [pid 7926] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7924] <... futex resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7926] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(3, [pid 5060] getdents64(5, [pid 7926] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7924] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(4, [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] close(5 [pid 7932] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7924] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] umount2("./94/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... close resumed>) = 0 [pid 7932] <... futex resumed>) = 1 [pid 7929] <... futex resumed>) = 0 [pid 7924] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 5060] rmdir("./93/file1/index" [pid 7932] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7929] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7926] <... futex resumed>) = 0 [pid 7924] <... futex resumed>) = 1 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7929] <... futex resumed>) = 0 [pid 7926] sendfile(4, 4, NULL, 7 [pid 5062] close(4 [pid 7932] mkdir("./bus", 000 [pid 7929] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7924] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... close resumed>) = 0 [pid 5062] rmdir("./94/file0" [pid 5060] <... rmdir resumed>) = 0 [pid 5060] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4) = 0 [pid 5060] rmdir("./93/file1") = 0 [pid 5060] getdents64(3, 0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] close(3) = 0 [pid 7932] <... mkdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [ 120.618071][ T7926] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 120.629210][ T7919] PM: Image not found (code -6) [pid 5060] rmdir("./93" [pid 7932] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./94/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 7932] <... futex resumed>) = 1 [pid 7929] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] mkdir("./94", 0777 [pid 7932] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7929] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./94/file1", [pid 5061] <... umount2 resumed>) = 0 [pid 5060] <... mkdir resumed>) = 0 [pid 7932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7929] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./94/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7932] mkdir("./file1", 000 [pid 7929] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./94/file1", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7934 attached [pid 7932] <... mkdir resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./94/bus", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7934] set_robust_list(0x555555f856a0, 24 [pid 5062] openat(AT_FDCWD, "./94/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] umount2("./94/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7934] <... set_robust_list resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7932] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(4, "", [pid 7934] chdir("./94" [pid 5061] openat(AT_FDCWD, "./94/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7934] <... chdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... openat resumed>) = 4 [pid 7932] <... futex resumed>) = 1 [pid 7929] <... futex resumed>) = 0 [pid 5062] getdents64(4, [pid 5061] newfstatat(4, "", [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7934 [pid 7934] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7932] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7929] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7934] <... prctl resumed>) = 0 [pid 7932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7929] <... futex resumed>) = 0 [pid 5062] umount2("./94/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 7934] setpgid(0, 0 [pid 7932] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7929] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7934] <... setpgid resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./94/file1/work", [pid 7934] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./94/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7934] <... openat resumed>) = 3 [pid 7934] write(3, "1000", 4) = 4 [pid 7934] close(3) = 0 [pid 7934] symlink("/dev/binderfs", "./binderfs" [pid 5062] umount2("./94/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./94/bus/file0", {st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] openat(AT_FDCWD, "./94/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] unlink("./94/bus/file0" [pid 7934] <... symlink resumed>) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 7934] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 5 [pid 7934] <... futex resumed>) = 0 [pid 7934] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5062] newfstatat(5, "", [pid 7934] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7934] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5062] getdents64(5, [pid 7934] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7934] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 7932] <... mount resumed>) = 0 [pid 5062] getdents64(5, [pid 5061] getdents64(4, [pid 7932] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7934] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7932] <... futex resumed>) = 1 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7934] <... mprotect resumed>) = 0 [pid 7932] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] close(5) = 0 [pid 7934] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] rmdir("./94/file1/work") = 0 [pid 7929] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7929] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7934] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7932] <... futex resumed>) = 0 [pid 7929] <... futex resumed>) = 1 [pid 5061] close(4 [pid 7934] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7932] unlink(NULL [pid 7931] <... sendfile resumed>) = 4 [pid 7929] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7925] <... sendfile resumed>) = 4 [pid 5062] umount2("./94/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 ./strace-static-x86_64: Process 7935 attached [pid 7932] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7931] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7925] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7921] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] rmdir("./94/bus" [pid 7935] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7934] <... clone3 resumed> => {parent_tid=[7935]}, 88) = 7935 [pid 7932] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7931] <... futex resumed>) = 0 [pid 7921] exit_group(0 [pid 5061] <... rmdir resumed>) = 0 [pid 7932] <... futex resumed>) = 1 [pid 7931] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7929] <... futex resumed>) = 0 [pid 7925] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./94/file1/index", [pid 7932] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7929] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7929] <... futex resumed>) = 0 [pid 7932] chdir("./bus" [pid 7929] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7925] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7932] <... chdir resumed>) = 0 [pid 5062] umount2("./94/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./94/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7932] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7932] <... futex resumed>) = 1 [pid 7929] <... futex resumed>) = 0 [pid 7932] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7929] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./94/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] newfstatat(AT_FDCWD, "./94/binderfs", [pid 7932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7929] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7932] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7929] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7932] <... open resumed>) = 3 [pid 5062] newfstatat(5, "", [pid 5061] unlink("./94/binderfs" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 5062] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] umount2("./94/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(5, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7932] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(AT_FDCWD, "./94/file0", [pid 7932] <... futex resumed>) = 1 [pid 7929] <... futex resumed>) = 0 [pid 5062] close(5 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7932] fcntl(-1, F_SETFL, O_RDONLY [pid 7929] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... close resumed>) = 0 [pid 7932] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7929] <... futex resumed>) = 0 [pid 5062] rmdir("./94/file1/index" [pid 5061] umount2("./94/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7932] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7929] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7932] <... futex resumed>) = 0 [pid 7929] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7929] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7932] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7929] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] openat(AT_FDCWD, "./94/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7935] <... rseq resumed>) = 0 [pid 7934] rt_sigprocmask(SIG_SETMASK, [], [pid 7932] <... openat resumed>) = 4 [pid 7931] <... futex resumed>) = ? [pid 7925] <... futex resumed>) = ? [pid 7921] <... exit_group resumed>) = ? [pid 5062] getdents64(4, [pid 5061] <... openat resumed>) = 4 [pid 7931] +++ exited with 0 +++ [pid 7925] +++ exited with 0 +++ [pid 7932] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(4, "", [pid 7932] <... futex resumed>) = 1 [pid 7929] <... futex resumed>) = 0 [pid 7924] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] close(4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7932] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7929] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7924] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... close resumed>) = 0 [pid 7932] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7929] <... futex resumed>) = 0 [pid 7924] <... futex resumed>) = 0 [pid 5061] getdents64(4, [pid 7932] sendfile(4, 4, NULL, 7 [pid 7929] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7924] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] rmdir("./94/file1" [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7935] set_robust_list(0x7fef411d29a0, 24 [pid 7934] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7921] +++ exited with 0 +++ [pid 7924] <... mmap resumed>) = 0x7fef41191000 [pid 7935] <... set_robust_list resumed>) = 0 [pid 7934] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7924] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7921, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5062] <... rmdir resumed>) = 0 [pid 5061] getdents64(4, [pid 7935] rt_sigprocmask(SIG_SETMASK, [], [pid 7934] <... futex resumed>) = 0 [pid 7924] <... mprotect resumed>) = 0 [pid 5065] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 7935] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7934] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7935] mkdir("./file0", 000 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7935] <... mkdir resumed>) = 0 [pid 7924] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] umount2("./95", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(3, [pid 7935] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7934] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7935] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7934] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7934] <... futex resumed>) = 0 [pid 7935] mkdir("./bus", 000 [pid 7934] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... openat resumed>) = 3 [pid 5065] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(3, 0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] umount2("./95/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7935] <... mkdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7935] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] close(3 [pid 7935] <... futex resumed>) = 1 [pid 7934] <... futex resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 7935] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7934] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7924] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] rmdir("./94" [pid 5061] close(4 [pid 7935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7934] <... futex resumed>) = 0 [pid 7924] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5061] <... close resumed>) = 0 ./strace-static-x86_64: Process 7937 attached [pid 7935] mkdir("./file1", 000 [pid 7934] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] rmdir("./94/file0" [pid 7937] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7924] <... clone3 resumed> => {parent_tid=[7937]}, 88) = 7937 [pid 7937] <... rseq resumed>) = 0 [pid 7924] rt_sigprocmask(SIG_SETMASK, [], [pid 7937] set_robust_list(0x7fef411b19a0, 24 [pid 7924] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7937] <... set_robust_list resumed>) = 0 [pid 7935] <... mkdir resumed>) = 0 [pid 7924] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] mkdir("./95", 0777 [pid 5061] umount2("./94/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7937] rt_sigprocmask(SIG_SETMASK, [], [pid 7935] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7924] <... futex resumed>) = 0 [pid 5062] <... mkdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7937] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7924] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7937] sendfile(3, 4, NULL, 281474978811911 [pid 7935] <... futex resumed>) = 1 [pid 7934] <... futex resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./94/file1", [pid 7934] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7934] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./94/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 7935] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5061] openat(AT_FDCWD, "./94/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7938 attached [ 120.695032][ T7932] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 120.703576][ T7925] PM: Image not found (code -6) [pid 5065] <... umount2 resumed>) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7938 [pid 5061] <... openat resumed>) = 4 [pid 7938] set_robust_list(0x555555f856a0, 24 [pid 5065] umount2("./95/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7938] <... set_robust_list resumed>) = 0 [pid 7935] <... mount resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(4, "", [pid 7938] chdir("./95" [pid 5065] newfstatat(AT_FDCWD, "./95/bus", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7938] <... chdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(4, [pid 7938] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5065] umount2("./95/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7938] <... prctl resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./94/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7938] setpgid(0, 0 [pid 5065] openat(AT_FDCWD, "./95/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7938] <... setpgid resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./94/file1/work", [pid 5065] <... openat resumed>) = 4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7938] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] newfstatat(4, "", [pid 7938] <... openat resumed>) = 3 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./94/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7938] write(3, "1000", 4 [pid 5065] getdents64(4, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7938] <... write resumed>) = 4 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] openat(AT_FDCWD, "./94/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7938] close(3 [pid 5065] umount2("./95/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... openat resumed>) = 5 [pid 7938] <... close resumed>) = 0 [pid 7935] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(5, "", [pid 7938] symlink("/dev/binderfs", "./binderfs" [pid 7935] <... futex resumed>) = 1 [pid 7934] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./95/bus/file0", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7938] <... symlink resumed>) = 0 [pid 7935] unlink(NULL [pid 7934] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(5, [pid 7938] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7935] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7934] <... futex resumed>) = 0 [pid 5065] unlink("./95/bus/file0" [pid 7938] <... futex resumed>) = 0 [pid 7935] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7938] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7934] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7938] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7935] <... futex resumed>) = 0 [pid 5061] getdents64(5, [pid 7938] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7935] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7938] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] close(5 [pid 7934] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7934] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5065] <... unlink resumed>) = 0 [pid 7934] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7938] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7937] <... sendfile resumed>) = 4 [pid 7935] <... futex resumed>) = 0 [pid 7929] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7926] <... sendfile resumed>) = 4 [pid 5065] getdents64(4, [pid 5061] <... close resumed>) = 0 [pid 7938] <... mmap resumed>) = 0x7fef411b2000 [pid 7937] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7935] chdir("./bus" [pid 7929] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7926] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] rmdir("./94/file1/work" [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7926] <... futex resumed>) = 0 [pid 7938] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7926] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7924] <... futex resumed>) = 0 [pid 7938] <... mprotect resumed>) = 0 [pid 7935] <... chdir resumed>) = 0 [pid 7924] exit_group(0 [pid 7937] <... futex resumed>) = ? [pid 7926] <... futex resumed>) = ? [pid 7924] <... exit_group resumed>) = ? [pid 7937] +++ exited with 0 +++ [pid 7935] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7929] <... futex resumed>) = 0 [pid 7926] +++ exited with 0 +++ [pid 5061] <... rmdir resumed>) = 0 [pid 5065] close(4) = 0 [pid 7938] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7935] <... futex resumed>) = 1 [pid 7934] <... futex resumed>) = 0 [pid 7934] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7929] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7934] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7938] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7935] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7929] <... mmap resumed>) = 0x7fef41191000 [pid 5065] rmdir("./95/bus" [pid 5061] umount2("./94/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7938] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7924] +++ exited with 0 +++ ./strace-static-x86_64: Process 7941 attached [pid 7941] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7924, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5065] <... rmdir resumed>) = 0 [pid 7941] <... rseq resumed>) = 0 [pid 7941] set_robust_list(0x7fef411d29a0, 24) = 0 [pid 5068] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 7941] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7941] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] umount2("./97", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./94/file1/index", [pid 7929] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./95/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7938] <... clone3 resumed> => {parent_tid=[7941]}, 88) = 7941 [pid 7929] <... mprotect resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7938] rt_sigprocmask(SIG_SETMASK, [], [pid 7935] <... open resumed>) = 3 [pid 7929] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7938] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7935] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7929] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... openat resumed>) = 3 [pid 5065] newfstatat(AT_FDCWD, "./95/binderfs", [pid 5061] umount2("./94/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7938] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7935] <... futex resumed>) = 1 [pid 7934] <... futex resumed>) = 0 [pid 7929] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] newfstatat(3, "", [pid 7941] <... futex resumed>) = 0 [pid 7938] <... futex resumed>) = 1 [pid 7935] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7934] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7941] mkdir("./file0", 000 [pid 7938] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7934] <... futex resumed>) = 0 [pid 5065] unlink("./95/binderfs" [pid 5061] openat(AT_FDCWD, "./94/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7942 attached [pid 7941] <... mkdir resumed>) = 0 [pid 7935] fcntl(-1, F_SETFL, O_RDONLY [pid 7934] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7929] <... clone3 resumed> => {parent_tid=[7942]}, 88) = 7942 [pid 5068] getdents64(3, [pid 7942] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7935] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5065] <... unlink resumed>) = 0 [pid 5061] <... openat resumed>) = 5 [pid 7935] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7929] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] umount2("./95/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(5, "", [pid 7935] <... futex resumed>) = 1 [pid 7934] <... futex resumed>) = 0 [pid 7929] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7942] <... rseq resumed>) = 0 [pid 7941] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7935] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7934] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7929] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./97/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(AT_FDCWD, "./95/file0", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7942] set_robust_list(0x7fef411b19a0, 24 [pid 7941] <... futex resumed>) = 1 [pid 7938] <... futex resumed>) = 0 [pid 7935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7934] <... futex resumed>) = 0 [pid 7929] <... futex resumed>) = 0 [pid 7942] <... set_robust_list resumed>) = 0 [pid 7941] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7938] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7935] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7934] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7929] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] getdents64(5, [pid 7942] rt_sigprocmask(SIG_SETMASK, [], [pid 7941] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7942] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7941] mkdir("./bus", 000 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7942] sendfile(3, 4, NULL, 281474978811911 [pid 7938] <... futex resumed>) = 0 [pid 7935] <... openat resumed>) = 4 [pid 5061] getdents64(5, [pid 7938] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7935] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./95/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(5 [pid 7935] <... futex resumed>) = 1 [pid 7934] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 7935] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7934] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./95/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] rmdir("./94/file1/index" [pid 7935] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7934] <... futex resumed>) = 0 [pid 7934] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7935] sendfile(4, 4, NULL, 7 [pid 5065] <... openat resumed>) = 4 [pid 5065] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7941] <... mkdir resumed>) = 0 [pid 5065] getdents64(4, [pid 5061] <... rmdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(4, [pid 5065] close(4 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7941] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5061] close(4 [pid 7941] <... futex resumed>) = 1 [pid 7938] <... futex resumed>) = 0 [pid 5065] rmdir("./95/file0" [pid 7941] mkdir("./file1", 000 [pid 7938] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5061] <... close resumed>) = 0 [pid 7938] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] rmdir("./94/file1" [pid 7941] <... mkdir resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7941] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7938] <... futex resumed>) = 0 [pid 5065] umount2("./95/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7938] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7941] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7938] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(3, [pid 7938] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(AT_FDCWD, "./95/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... umount2 resumed>) = 0 [pid 5065] umount2("./95/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5068] umount2("./97/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./97/bus", [pid 5065] openat(AT_FDCWD, "./95/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] close(3 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5061] <... close resumed>) = 0 [pid 5068] umount2("./97/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(4, "", [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./97/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 120.749389][ T7935] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 120.775138][ T7926] PM: Image not found (code -6) [pid 5061] rmdir("./94" [pid 5065] getdents64(4, [pid 5068] <... openat resumed>) = 4 [pid 5061] <... rmdir resumed>) = 0 [pid 5061] mkdir("./95", 0777 [pid 7941] <... mount resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] <... mkdir resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] umount2("./95/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5068] umount2("./97/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(AT_FDCWD, "./95/file1/work", [pid 7941] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 7944 attached [pid 7941] <... futex resumed>) = 1 [pid 7938] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./97/bus/file0", [pid 5065] umount2("./95/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7938] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7938] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7941] unlink(NULL) = -1 EFAULT (Bad address) [pid 7941] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7938] <... futex resumed>) = 0 [pid 7941] chdir("./bus" [pid 7938] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7944] set_robust_list(0x555555f856a0, 24 [pid 7941] <... chdir resumed>) = 0 [pid 7938] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] openat(AT_FDCWD, "./95/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7944] <... set_robust_list resumed>) = 0 [pid 7941] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] unlink("./97/bus/file0" [pid 5065] <... openat resumed>) = 5 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7944 [pid 7944] chdir("./95" [pid 7941] <... futex resumed>) = 0 [pid 7938] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(5, "", [pid 7941] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7938] <... futex resumed>) = 0 [pid 7944] <... chdir resumed>) = 0 [pid 7941] <... open resumed>) = 3 [pid 5068] <... unlink resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7938] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7941] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7944] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7942] <... sendfile resumed>) = 4 [pid 7934] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7932] <... sendfile resumed>) = 4 [pid 7929] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] getdents64(4, [pid 5065] getdents64(5, [pid 7944] <... prctl resumed>) = 0 [pid 7942] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7941] <... futex resumed>) = 1 [pid 7938] <... futex resumed>) = 0 [pid 7934] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7932] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7944] setpgid(0, 0 [pid 7942] <... futex resumed>) = 0 [pid 7941] fcntl(-1, F_SETFL, O_RDONLY [pid 7938] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7934] <... futex resumed>) = 0 [pid 7932] <... futex resumed>) = 0 [pid 5068] close(4 [pid 5065] getdents64(5, [pid 7944] <... setpgid resumed>) = 0 [pid 7942] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7941] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7938] <... futex resumed>) = 0 [pid 7934] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7932] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... close resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7944] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7941] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7938] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7934] <... mmap resumed>) = 0x7fef41191000 [pid 7929] exit_group(0 [pid 5068] rmdir("./97/bus" [pid 5065] close(5 [pid 7942] <... futex resumed>) = ? [pid 7938] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7932] <... futex resumed>) = ? [pid 7929] <... exit_group resumed>) = ? [pid 7944] <... openat resumed>) = 3 [pid 7942] +++ exited with 0 +++ [pid 7941] <... futex resumed>) = 0 [pid 7938] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7934] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... close resumed>) = 0 [pid 7944] write(3, "1000", 4 [pid 7941] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7938] <... futex resumed>) = 0 [pid 5065] rmdir("./95/file1/work" [pid 7944] <... write resumed>) = 4 [pid 7941] <... openat resumed>) = 4 [pid 7938] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7932] +++ exited with 0 +++ [pid 7929] +++ exited with 0 +++ [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 7944] close(3 [pid 7941] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7944] <... close resumed>) = 0 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7929, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 7944] symlink("/dev/binderfs", "./binderfs" [pid 7941] <... futex resumed>) = 1 [pid 7938] <... futex resumed>) = 0 [pid 5068] umount2("./97/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] restart_syscall(<... resuming interrupted clone ...> [pid 7944] <... symlink resumed>) = 0 [pid 7941] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7938] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./95/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... restart_syscall resumed>) = 0 [pid 7938] <... futex resumed>) = 0 [pid 7938] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./97/binderfs", [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7941] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7934] <... mprotect resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] newfstatat(AT_FDCWD, "./95/file1/index", [pid 5063] umount2("./96", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7944] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7941] sendfile(4, 4, NULL, 7 [pid 7934] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] unlink("./97/binderfs" [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7944] <... futex resumed>) = 0 [pid 7934] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5065] umount2("./95/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7934] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] <... openat resumed>) = 3 ./strace-static-x86_64: Process 7947 attached [pid 7944] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(3, "", [pid 7947] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7944] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7934] <... clone3 resumed> => {parent_tid=[7947]}, 88) = 7947 [pid 5068] umount2("./97/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] openat(AT_FDCWD, "./95/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7947] <... rseq resumed>) = 0 [pid 7944] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7934] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... openat resumed>) = 5 [pid 5063] getdents64(3, [pid 7947] set_robust_list(0x7fef411b19a0, 24 [pid 7944] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7934] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] newfstatat(AT_FDCWD, "./97/file0", [pid 5065] newfstatat(5, "", [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7947] <... set_robust_list resumed>) = 0 [pid 7944] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7934] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] umount2("./96/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7947] rt_sigprocmask(SIG_SETMASK, [], [pid 7934] <... futex resumed>) = 0 [pid 7947] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7934] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7947] sendfile(3, 4, NULL, 281474978811911 [pid 7944] <... mmap resumed>) = 0x7fef411b2000 [pid 5065] getdents64(5, [pid 7944] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7944] <... mprotect resumed>) = 0 [pid 5068] umount2("./97/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] getdents64(5, [pid 7944] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] openat(AT_FDCWD, "./97/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] close(5 [pid 7944] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7944] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] <... openat resumed>) = 4 [pid 5065] <... close resumed>) = 0 ./strace-static-x86_64: Process 7948 attached [pid 5068] newfstatat(4, "", [pid 5065] rmdir("./95/file1/index" [pid 7948] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7944] <... clone3 resumed> => {parent_tid=[7948]}, 88) = 7948 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7948] <... rseq resumed>) = 0 [pid 7944] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] getdents64(4, [pid 7948] set_robust_list(0x7fef411d29a0, 24 [pid 7944] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7948] <... set_robust_list resumed>) = 0 [pid 7944] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7944] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] <... rmdir resumed>) = 0 [pid 5068] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] close(4) = 0 [pid 5068] rmdir("./97/file0" [pid 5065] getdents64(4, [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] close(4) = 0 [pid 5068] umount2("./97/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] rmdir("./95/file1") = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./97/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] umount2("./97/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] getdents64(3, [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./97/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7948] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5065] close(3 [pid 5068] newfstatat(4, "", [pid 5065] <... close resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] rmdir("./95" [pid 7948] mkdir("./file0", 000 [pid 5065] <... rmdir resumed>) = 0 [pid 5068] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5068] umount2("./97/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] mkdir("./96", 0777 [pid 5068] newfstatat(AT_FDCWD, "./97/file1/work", [pid 7948] <... mkdir resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = 0 [ 120.821525][ T7941] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 120.843439][ T7932] PM: Image not found (code -6) [pid 5068] umount2("./97/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] <... mkdir resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./97/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5068] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7948] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7947] <... sendfile resumed>) = 4 [pid 7935] <... sendfile resumed>) = 4 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5063] umount2("./96/bus", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7950 attached [pid 7948] <... futex resumed>) = 1 [pid 7947] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7944] <... futex resumed>) = 0 [pid 7935] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7950] set_robust_list(0x555555f856a0, 24 [pid 7947] <... futex resumed>) = 1 [pid 7934] <... futex resumed>) = 0 [pid 7950] <... set_robust_list resumed>) = 0 [pid 7947] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7934] exit_group(0 [pid 7950] chdir("./96" [pid 7948] mkdir("./bus", 000 [pid 7947] <... futex resumed>) = ? [pid 7944] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7935] <... futex resumed>) = ? [pid 7934] <... exit_group resumed>) = ? [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] newfstatat(AT_FDCWD, "./96/bus", [pid 7950] <... chdir resumed>) = 0 [pid 7948] <... mkdir resumed>) = 0 [pid 7947] +++ exited with 0 +++ [pid 7944] <... futex resumed>) = 0 [pid 7935] +++ exited with 0 +++ [pid 5068] close(5 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7950] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7944] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7934] +++ exited with 0 +++ [pid 5068] <... close resumed>) = 0 [pid 5063] umount2("./96/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7950] <... prctl resumed>) = 0 [pid 7948] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./97/file1/work" [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7950 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7934, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7950] setpgid(0, 0 [pid 7948] <... futex resumed>) = 1 [pid 7944] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./96/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] restart_syscall(<... resuming interrupted clone ...> [pid 7950] <... setpgid resumed>) = 0 [pid 7948] mkdir("./file1", 000 [pid 7944] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 4 [pid 7950] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7948] <... mkdir resumed>) = 0 [pid 7944] <... futex resumed>) = 0 [pid 7938] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] newfstatat(4, "", [pid 5060] <... restart_syscall resumed>) = 0 [pid 7944] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7938] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7950] <... openat resumed>) = 3 [pid 7938] <... futex resumed>) = 0 [pid 5068] umount2("./97/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7950] write(3, "1000", 4 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 120.896839][ T7935] PM: Image not found (code -6) [pid 7950] <... write resumed>) = 4 [pid 7948] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7938] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(4, [pid 7950] close(3 [pid 7948] <... futex resumed>) = 1 [pid 7944] <... futex resumed>) = 0 [pid 7938] <... mmap resumed>) = 0x7fef41191000 [pid 5068] newfstatat(AT_FDCWD, "./97/file1/index", [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] umount2("./94", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7948] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7944] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7938] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./96/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7944] <... futex resumed>) = 0 [pid 7938] <... mprotect resumed>) = 0 [pid 5068] umount2("./97/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7948] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7944] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7938] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./94", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7950] <... close resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./96/bus/file0", [pid 7950] symlink("/dev/binderfs", "./binderfs" [pid 7938] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] openat(AT_FDCWD, "./97/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... openat resumed>) = 3 [pid 7950] <... symlink resumed>) = 0 [pid 7950] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 5 [pid 5060] newfstatat(3, "", [pid 7950] <... futex resumed>) = 0 [pid 7950] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] newfstatat(5, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7950] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7938] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] unlink("./96/bus/file0"./strace-static-x86_64: Process 7952 attached [pid 7950] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] getdents64(5, [pid 5063] <... unlink resumed>) = 0 [pid 5060] getdents64(3, [pid 7952] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7950] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7938] <... clone3 resumed> => {parent_tid=[7952]}, 88) = 7952 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(4, [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7952] <... rseq resumed>) = 0 [pid 7950] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7938] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] getdents64(5, [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] umount2("./94/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7952] set_robust_list(0x7fef411b19a0, 24 [pid 7950] <... mmap resumed>) = 0x7fef411b2000 [pid 7948] <... mount resumed>) = 0 [pid 7938] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] close(4 [pid 7952] <... set_robust_list resumed>) = 0 [pid 7950] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7952] rt_sigprocmask(SIG_SETMASK, [], [pid 7950] <... mprotect resumed>) = 0 [pid 7952] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7950] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7952] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7950] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7950] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} => {parent_tid=[7953]}, 88) = 7953 [pid 7950] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7950] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7950] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7948] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7948] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7938] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 7953 attached [pid 7944] <... futex resumed>) = 0 [pid 7941] <... sendfile resumed>) = 4 [pid 5068] close(5 [pid 5063] <... close resumed>) = 0 [pid 5060] <... umount2 resumed>) = 0 [pid 7944] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7941] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7953] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7948] <... futex resumed>) = 0 [pid 7944] <... futex resumed>) = 1 [pid 7941] <... futex resumed>) = 0 [pid 7953] <... rseq resumed>) = 0 [pid 7948] unlink(NULL [pid 7944] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7941] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7953] set_robust_list(0x7fef411d29a0, 24 [pid 7948] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7952] <... futex resumed>) = 0 [pid 7938] <... futex resumed>) = 1 [pid 5068] <... close resumed>) = 0 [pid 5063] rmdir("./96/bus" [pid 5060] umount2("./94/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7953] <... set_robust_list resumed>) = 0 [pid 7952] sendfile(3, 4, NULL, 281474978811911 [pid 7948] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7938] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./97/file1/index" [pid 5063] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7953] rt_sigprocmask(SIG_SETMASK, [], [pid 7952] <... sendfile resumed>) = 0 [pid 7948] <... futex resumed>) = 1 [pid 7944] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] umount2("./96/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(AT_FDCWD, "./94/bus", [pid 7953] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7952] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7948] chdir("./bus" [pid 7944] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7953] mkdir("./file0", 000 [pid 7952] <... futex resumed>) = 1 [pid 7948] <... chdir resumed>) = 0 [pid 7944] <... futex resumed>) = 0 [pid 7938] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] newfstatat(AT_FDCWD, "./96/binderfs", [pid 5060] umount2("./94/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7952] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7944] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7938] exit_group(0 [pid 5068] close(4 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7952] <... futex resumed>) = ? [pid 7948] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7944] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7941] <... futex resumed>) = ? [pid 7938] <... exit_group resumed>) = ? [pid 5068] <... close resumed>) = 0 [pid 7953] <... mkdir resumed>) = 0 [pid 7952] +++ exited with 0 +++ [pid 7948] <... futex resumed>) = 0 [pid 7944] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7941] +++ exited with 0 +++ [pid 5068] rmdir("./97/file1" [pid 5063] unlink("./96/binderfs" [pid 5060] openat(AT_FDCWD, "./94/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7953] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7948] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7944] <... futex resumed>) = 0 [pid 7938] +++ exited with 0 +++ [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... unlink resumed>) = 0 [pid 5060] <... openat resumed>) = 4 [pid 7944] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./96/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7938, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5068] getdents64(3, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./95", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 7953] <... futex resumed>) = 1 [pid 7950] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] newfstatat(AT_FDCWD, "./96/file0", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7953] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7950] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(3 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7950] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5063] umount2("./96/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./94/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7953] mkdir("./bus", 000 [pid 7950] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./97" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... openat resumed>) = 3 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... rmdir resumed>) = 0 [pid 5062] newfstatat(3, "", [pid 5063] openat(AT_FDCWD, "./96/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] newfstatat(AT_FDCWD, "./94/bus/file0", [pid 7953] <... mkdir resumed>) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] mkdir("./98", 0777 [pid 5063] newfstatat(4, "", [pid 5060] unlink("./94/bus/file0" [pid 7953] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7948] <... open resumed>) = 3 [pid 5062] getdents64(3, [pid 7953] <... futex resumed>) = 1 [pid 7950] <... futex resumed>) = 0 [pid 7948] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... mkdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] <... unlink resumed>) = 0 [pid 7953] mkdir("./file1", 000 [pid 7950] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] umount2("./95/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7950] <... futex resumed>) = 0 [pid 7944] <... futex resumed>) = 0 [pid 7950] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7953] <... mkdir resumed>) = 0 [pid 7944] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(4, [pid 5060] getdents64(4, [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7953] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7948] <... futex resumed>) = 1 [pid 7944] <... futex resumed>) = 0 [pid 5063] close(4 [pid 5060] close(4./strace-static-x86_64: Process 7954 attached [pid 7953] <... futex resumed>) = 1 [pid 7950] <... futex resumed>) = 0 [pid 7948] fcntl(-1, F_SETFL, O_RDONLY [pid 7944] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... close resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 7954] set_robust_list(0x555555f856a0, 24 [pid 7953] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7950] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7948] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7954 [pid 5063] rmdir("./96/file0" [pid 5060] rmdir("./94/bus" [pid 7954] <... set_robust_list resumed>) = 0 [pid 7953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7950] <... futex resumed>) = 0 [pid 7948] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7954] chdir("./98" [pid 7953] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7950] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7948] <... futex resumed>) = 1 [pid 7944] <... futex resumed>) = 0 [pid 7944] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7948] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7944] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7954] <... chdir resumed>) = 0 [pid 7948] <... openat resumed>) = 4 [pid 7954] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 7948] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7948] <... futex resumed>) = 1 [pid 7944] <... futex resumed>) = 0 [pid 7954] setpgid(0, 0 [pid 7948] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7944] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./96/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7954] <... setpgid resumed>) = 0 [pid 7948] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7944] <... futex resumed>) = 0 [pid 5060] umount2("./94/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7944] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7948] sendfile(4, 4, NULL, 7 [pid 7954] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./96/file1", [pid 5060] newfstatat(AT_FDCWD, "./94/binderfs", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 120.929492][ T7948] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 120.946361][ T7941] PM: Image not found (code -6) [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./96/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] unlink("./94/binderfs" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... unlink resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./96/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] umount2("./94/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... openat resumed>) = 4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./94/file0", [pid 5063] newfstatat(4, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./94/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] openat(AT_FDCWD, "./94/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] umount2("./96/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... openat resumed>) = 4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./96/file1/work", [pid 5060] newfstatat(4, "", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, [pid 7954] <... openat resumed>) = 3 [pid 7953] <... mount resumed>) = 0 [pid 5063] umount2("./96/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = 0 [pid 7954] write(3, "1000", 4 [pid 7953] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./95/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7954] <... write resumed>) = 4 [pid 5063] openat(AT_FDCWD, "./96/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7954] close(3 [pid 5063] <... openat resumed>) = 5 [pid 5062] newfstatat(AT_FDCWD, "./95/bus", [pid 5060] getdents64(4, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7954] <... close resumed>) = 0 [pid 5063] newfstatat(5, "", [pid 5062] umount2("./95/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7954] symlink("/dev/binderfs", "./binderfs" [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(5, [pid 5062] openat(AT_FDCWD, "./95/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] close(4 [pid 7954] <... symlink resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... openat resumed>) = 4 [pid 5060] <... close resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 5063] getdents64(5, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] rmdir("./94/file0" [pid 7954] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] getdents64(4, [pid 5060] <... rmdir resumed>) = 0 [pid 7954] <... futex resumed>) = 0 [pid 7953] <... futex resumed>) = 1 [pid 7950] <... futex resumed>) = 0 [pid 5063] close(5 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7953] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7950] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... close resumed>) = 0 [pid 5062] umount2("./95/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7954] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7950] <... futex resumed>) = 0 [pid 5063] rmdir("./96/file1/work" [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7954] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7950] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... rmdir resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./95/bus/file0", [pid 5060] umount2("./94/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7954] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7954] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7953] unlink(NULL [pid 5063] umount2("./96/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] unlink("./95/bus/file0" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7954] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7953] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... unlink resumed>) = 0 [pid 7954] <... mmap resumed>) = 0x7fef411b2000 [pid 7953] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./96/file1/index", [pid 5062] getdents64(4, [pid 5060] newfstatat(AT_FDCWD, "./94/file1", [pid 7954] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7953] <... futex resumed>) = 1 [pid 7950] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7954] <... mprotect resumed>) = 0 [pid 7953] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7950] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] close(4 [pid 7954] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7950] <... futex resumed>) = 0 [pid 5063] umount2("./96/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 5060] umount2("./94/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7953] chdir("./bus" [pid 7950] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] rmdir("./95/bus" [pid 7954] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7953] <... chdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7954] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7953] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 7957 attached [pid 5063] openat(AT_FDCWD, "./96/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] umount2("./95/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./94/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7957] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7954] <... clone3 resumed> => {parent_tid=[7957]}, 88) = 7957 [pid 5063] <... openat resumed>) = 5 [pid 5060] <... openat resumed>) = 4 [pid 7957] <... rseq resumed>) = 0 [pid 7954] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7957] set_robust_list(0x7fef411d29a0, 24 [pid 7954] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] newfstatat(5, "", [pid 5062] newfstatat(AT_FDCWD, "./95/binderfs", [pid 5060] newfstatat(4, "", [pid 7957] <... set_robust_list resumed>) = 0 [pid 7954] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7953] <... futex resumed>) = 1 [pid 7950] <... futex resumed>) = 0 [pid 7948] <... sendfile resumed>) = 4 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7957] rt_sigprocmask(SIG_SETMASK, [], [pid 7954] <... futex resumed>) = 0 [pid 7953] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7950] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(5, [pid 7957] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7954] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7953] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7950] <... futex resumed>) = 0 [pid 7948] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] unlink("./95/binderfs" [pid 5060] getdents64(4, [pid 7957] mkdir("./file0", 000 [pid 7953] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7950] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7948] <... futex resumed>) = 1 [pid 7944] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... unlink resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7944] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7944] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(5, [pid 7948] sendfile(3, 4, NULL, 281474978811911 [pid 7957] <... mkdir resumed>) = 0 [pid 7948] <... sendfile resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./95/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./94/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7948] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7944] <... futex resumed>) = 0 [pid 7948] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7944] exit_group(0 [pid 7953] <... open resumed>) = 3 [pid 7948] <... futex resumed>) = ? [pid 7944] <... exit_group resumed>) = ? [pid 5063] close(5 [pid 7957] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7953] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7948] +++ exited with 0 +++ [pid 5063] <... close resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7957] <... futex resumed>) = 1 [pid 7954] <... futex resumed>) = 0 [pid 7953] <... futex resumed>) = 1 [pid 7950] <... futex resumed>) = 0 [pid 5063] rmdir("./96/file1/index" [pid 5062] newfstatat(AT_FDCWD, "./95/file0", [pid 5060] newfstatat(AT_FDCWD, "./94/file1/work", [pid 7957] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7954] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7953] fcntl(-1, F_SETFL, O_RDONLY [pid 7950] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7944] +++ exited with 0 +++ [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7957] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7954] <... futex resumed>) = 0 [pid 7953] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7950] <... futex resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] umount2("./95/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7944, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7957] mkdir("./bus", 000 [pid 7954] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7953] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7950] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(4, [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7953] <... futex resumed>) = 0 [pid 7950] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] openat(AT_FDCWD, "./95/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7953] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7950] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7950] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] umount2("./94/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7953] <... openat resumed>) = 4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5060] openat(AT_FDCWD, "./94/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5060] newfstatat(5, "", [pid 7957] <... mkdir resumed>) = 0 [pid 7953] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] close(4 [pid 5062] newfstatat(4, "", [pid 7957] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7953] <... futex resumed>) = 1 [pid 7950] <... futex resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7957] <... futex resumed>) = 1 [pid 7954] <... futex resumed>) = 0 [pid 7954] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7950] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] rmdir("./96/file1" [pid 7950] <... futex resumed>) = 0 [pid 5060] getdents64(5, [pid 7950] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7957] mkdir("./file1", 000 [pid 7954] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7957] <... mkdir resumed>) = 0 [pid 7953] sendfile(4, 4, NULL, 7 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./95", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(5, [pid 7957] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7957] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7954] <... futex resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7954] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... openat resumed>) = 3 [pid 7957] <... futex resumed>) = 0 [pid 7954] <... futex resumed>) = 1 [pid 7954] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(3, [pid 5062] getdents64(4, [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7957] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5061] newfstatat(3, "", [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] close(5 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] getdents64(4, [pid 5063] close(3 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... close resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5062] close(4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] rmdir("./94/file1/work" [pid 5063] rmdir("./96" [pid 5062] <... close resumed>) = 0 [ 120.989472][ T7953] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 121.029505][ T7948] PM: Image not found (code -6) [pid 5060] <... rmdir resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] rmdir("./95/file0" [pid 5061] getdents64(3, [pid 5060] umount2("./94/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./95/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] newfstatat(AT_FDCWD, "./94/file1/index", [pid 5063] mkdir("./97", 0777 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./95/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... mkdir resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./95/file1", [pid 5060] umount2("./94/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./95/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./94/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] openat(AT_FDCWD, "./95/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... openat resumed>) = 5 [pid 5062] <... openat resumed>) = 4 [pid 5060] newfstatat(5, "", [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] newfstatat(4, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(4, [pid 5060] getdents64(5, [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] umount2("./95/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(5, [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7959 [pid 5062] newfstatat(AT_FDCWD, "./95/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] close(5 [pid 5062] umount2("./95/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... close resumed>) = 0 [pid 5060] rmdir("./94/file1/index" [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./95/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... rmdir resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 5062] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(5, [pid 5060] getdents64(4, [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 7959 attached [pid 5062] getdents64(5, [pid 5060] close(4 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... close resumed>) = 0 [pid 5062] close(5) = 0 [pid 5060] rmdir("./94/file1" [pid 5062] rmdir("./95/file1/work" [pid 5060] <... rmdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5062] umount2("./95/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(3, 0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7959] set_robust_list(0x555555f856a0, 24 [pid 7957] <... mount resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./95/file1/index", [pid 5060] close(3 [pid 7959] <... set_robust_list resumed>) = 0 [pid 7959] chdir("./97" [pid 7957] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... close resumed>) = 0 [pid 7959] <... chdir resumed>) = 0 [pid 7957] <... futex resumed>) = 1 [pid 7954] <... futex resumed>) = 0 [pid 7959] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7957] unlink(NULL [pid 7954] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./95/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = 0 [pid 5060] rmdir("./94" [pid 7959] <... prctl resumed>) = 0 [pid 7957] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7954] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./95/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 7959] setpgid(0, 0 [pid 7954] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7959] <... setpgid resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./95/bus", [pid 7959] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7957] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./95/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7959] <... openat resumed>) = 3 [pid 7957] <... futex resumed>) = 1 [pid 7954] <... futex resumed>) = 0 [pid 5061] umount2("./95/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] mkdir("./95", 0777 [pid 7959] write(3, "1000", 4 [pid 7957] chdir("./bus" [pid 7954] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 5 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7959] <... write resumed>) = 4 [pid 7957] <... chdir resumed>) = 0 [pid 7954] <... futex resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./95/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... mkdir resumed>) = 0 [pid 7959] close(3 [pid 7957] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7954] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(5, "", [pid 7954] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7959] <... close resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 7959] symlink("/dev/binderfs", "./binderfs" [pid 7954] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(4, "", [pid 7954] <... futex resumed>) = 0 [pid 7957] <... futex resumed>) = 0 [pid 7954] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7959] <... symlink resumed>) = 0 [pid 7957] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5062] getdents64(5, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7959] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7957] <... open resumed>) = 3 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(4, [pid 7959] <... futex resumed>) = 0 [pid 7959] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7950] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] getdents64(5, [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 7961 attached [pid 7959] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7950] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7961] set_robust_list(0x555555f856a0, 24 [pid 7959] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7950] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] umount2("./95/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7961] <... set_robust_list resumed>) = 0 [pid 7959] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7950] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7959] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7950] <... mmap resumed>) = 0x7fef41191000 [pid 5062] close(5 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7961] chdir("./95" [pid 7959] <... mmap resumed>) = 0x7fef411b2000 [pid 7957] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7950] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] <... close resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./95/bus/file0", [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7961 [pid 7961] <... chdir resumed>) = 0 [pid 7959] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7957] <... futex resumed>) = 1 [pid 7954] <... futex resumed>) = 0 [pid 7950] <... mprotect resumed>) = 0 [pid 5062] rmdir("./95/file1/index" [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7961] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7959] <... mprotect resumed>) = 0 [pid 7957] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7954] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7950] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] <... rmdir resumed>) = 0 [pid 5061] unlink("./95/bus/file0" [pid 7961] <... prctl resumed>) = 0 [pid 7959] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7957] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7954] <... futex resumed>) = 0 [pid 7950] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7961] setpgid(0, 0 [pid 7959] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7957] fcntl(-1, F_SETFL, O_RDONLY [pid 7954] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7950] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] getdents64(4, [pid 5061] <... unlink resumed>) = 0 [pid 7961] <... setpgid resumed>) = 0 [pid 7959] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7957] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) ./strace-static-x86_64: Process 7963 attached ./strace-static-x86_64: Process 7962 attached [pid 7961] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [ 121.066979][ T7957] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7957] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7950] <... clone3 resumed> => {parent_tid=[7962]}, 88) = 7962 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(4, [pid 7963] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7962] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7961] <... openat resumed>) = 3 [pid 7959] <... clone3 resumed> => {parent_tid=[7963]}, 88) = 7963 [pid 7957] <... futex resumed>) = 1 [pid 7954] <... futex resumed>) = 0 [pid 7963] <... rseq resumed>) = 0 [pid 7962] <... rseq resumed>) = 0 [pid 7954] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7963] set_robust_list(0x7fef411d29a0, 24 [pid 7962] set_robust_list(0x7fef411b19a0, 24 [pid 7961] write(3, "1000", 4 [pid 7959] rt_sigprocmask(SIG_SETMASK, [], [pid 7954] <... futex resumed>) = 0 [pid 7963] <... set_robust_list resumed>) = 0 [pid 7962] <... set_robust_list resumed>) = 0 [pid 7961] <... write resumed>) = 4 [pid 7959] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7954] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] close(4 [pid 7963] rt_sigprocmask(SIG_SETMASK, [], [pid 7962] rt_sigprocmask(SIG_SETMASK, [], [pid 7961] close(3 [pid 7959] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... close resumed>) = 0 [pid 7963] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7962] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7961] <... close resumed>) = 0 [pid 7959] <... futex resumed>) = 0 [pid 7962] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7963] mkdir("./file0", 000 [pid 7961] symlink("/dev/binderfs", "./binderfs" [pid 7959] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] rmdir("./95/bus" [pid 7961] <... symlink resumed>) = 0 [pid 7957] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7953] <... sendfile resumed>) = 4 [pid 7950] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] close(4 [pid 5061] <... rmdir resumed>) = 0 [pid 7961] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7963] <... mkdir resumed>) = 0 [pid 7961] <... futex resumed>) = 0 [pid 7957] <... openat resumed>) = 4 [pid 7953] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7950] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] umount2("./95/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7963] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7961] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7950] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] rmdir("./95/file1" [pid 7963] <... futex resumed>) = 1 [pid 7962] <... futex resumed>) = 0 [pid 7961] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7959] <... futex resumed>) = 0 [pid 7957] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7953] <... futex resumed>) = 0 [pid 7950] <... futex resumed>) = 1 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7963] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7962] sendfile(3, 4, NULL, 281474978811911 [pid 7961] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7959] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(AT_FDCWD, "./95/binderfs", [pid 7963] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7962] <... sendfile resumed>) = 0 [pid 7961] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7959] <... futex resumed>) = 0 [pid 7957] <... futex resumed>) = 1 [pid 7954] <... futex resumed>) = 0 [pid 7953] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7950] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... rmdir resumed>) = 0 [pid 7963] mkdir("./bus", 000 [pid 7962] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7961] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7959] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7963] <... mkdir resumed>) = 0 [pid 7962] <... futex resumed>) = 0 [pid 7961] <... mmap resumed>) = 0x7fef411b2000 [pid 7957] sendfile(4, 4, NULL, 7 [pid 7954] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7950] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] getdents64(3, [pid 7963] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7962] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7954] <... futex resumed>) = 0 [pid 5061] unlink("./95/binderfs" [pid 7954] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7950] exit_group(0 [pid 5062] close(3 [pid 7953] <... futex resumed>) = ? [pid 7950] <... exit_group resumed>) = ? [pid 7963] <... futex resumed>) = 1 [pid 7962] <... futex resumed>) = ? [pid 7961] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7959] <... futex resumed>) = 0 [pid 7953] +++ exited with 0 +++ [pid 5062] <... close resumed>) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 7963] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7961] <... mprotect resumed>) = 0 [pid 7959] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] rmdir("./95" [pid 5061] umount2("./95/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7963] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7961] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7959] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7963] mkdir("./file1", 000 [pid 7961] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7959] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] mkdir("./96", 0777 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7963] <... mkdir resumed>) = 0 [pid 7961] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5062] <... mkdir resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./95/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 7966 attached [ 121.118558][ T7953] PM: Image not found (code -6) ./strace-static-x86_64: Process 7965 attached [pid 7963] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7962] +++ exited with 0 +++ [pid 7950] +++ exited with 0 +++ [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7965 [pid 5061] umount2("./95/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7966] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7965] set_robust_list(0x555555f856a0, 24 [pid 7963] <... futex resumed>) = 1 [pid 7961] <... clone3 resumed> => {parent_tid=[7966]}, 88) = 7966 [pid 7959] <... futex resumed>) = 0 [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7950, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7966] <... rseq resumed>) = 0 [pid 7963] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7961] rt_sigprocmask(SIG_SETMASK, [], [pid 7959] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] openat(AT_FDCWD, "./95/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7966] set_robust_list(0x7fef411d29a0, 24 [pid 7965] <... set_robust_list resumed>) = 0 [pid 7963] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7961] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7959] <... futex resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 7966] <... set_robust_list resumed>) = 0 [pid 7965] chdir("./96" [pid 7963] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7961] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7959] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(4, "", [pid 7966] rt_sigprocmask(SIG_SETMASK, [], [pid 7965] <... chdir resumed>) = 0 [pid 5065] umount2("./96", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7966] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7965] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7966] mkdir("./file0", 000 [pid 7965] <... prctl resumed>) = 0 [pid 7961] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] getdents64(4, [pid 7966] <... mkdir resumed>) = 0 [pid 7965] setpgid(0, 0 [pid 7961] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... openat resumed>) = 3 [pid 7966] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7965] <... setpgid resumed>) = 0 [pid 7961] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] newfstatat(3, "", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7966] <... futex resumed>) = 0 [pid 7965] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7966] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] getdents64(3, 0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] umount2("./96/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7965] <... openat resumed>) = 3 [pid 7965] write(3, "1000", 4) = 4 [pid 7965] close(3) = 0 [pid 7965] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7963] <... mount resumed>) = 0 [pid 7961] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(4, [pid 7966] <... futex resumed>) = 0 [pid 7963] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7961] <... futex resumed>) = 1 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7966] mkdir("./bus", 000 [pid 7965] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7963] <... futex resumed>) = 1 [pid 7961] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7959] <... futex resumed>) = 0 [pid 5061] close(4 [pid 7965] <... futex resumed>) = 0 [pid 7959] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... close resumed>) = 0 [pid 7966] <... mkdir resumed>) = 0 [pid 7965] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7963] unlink(NULL [pid 7959] <... futex resumed>) = 0 [pid 5061] rmdir("./95/file0" [pid 7966] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7963] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7959] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7966] <... futex resumed>) = 1 [pid 7965] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7963] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7961] <... futex resumed>) = 0 [pid 7966] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7965] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7963] <... futex resumed>) = 1 [pid 7961] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7959] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7966] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7965] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7963] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7961] <... futex resumed>) = 0 [pid 7959] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7954] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] umount2("./96/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./95/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7966] mkdir("./file1", 000 [pid 7965] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7963] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7961] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7959] <... futex resumed>) = 0 [pid 7954] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7966] <... mkdir resumed>) = 0 [pid 7965] <... mmap resumed>) = 0x7fef411b2000 [pid 7963] chdir("./bus" [pid 7959] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7954] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./96/bus", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7966] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7963] <... chdir resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./95/file1", [pid 7966] <... futex resumed>) = 1 [pid 7963] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7961] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7966] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7963] <... futex resumed>) = 1 [pid 7961] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7959] <... futex resumed>) = 0 [pid 5061] umount2("./95/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7966] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7963] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7961] <... futex resumed>) = 0 [pid 7959] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7966] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7963] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7961] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7959] <... futex resumed>) = 0 [pid 7965] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7957] <... sendfile resumed>) = 4 [pid 7959] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7954] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] openat(AT_FDCWD, "./95/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7965] <... mprotect resumed>) = 0 [pid 7963] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7965] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] umount2("./96/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7965] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7954] <... mmap resumed>) = 0x7fef41191000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7965] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7954] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] openat(AT_FDCWD, "./96/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7963] <... open resumed>) = 3 [pid 7954] <... mprotect resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5061] <... openat resumed>) = 4 [pid 7965] <... clone3 resumed> => {parent_tid=[7968]}, 88) = 7968 [pid 7954] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] newfstatat(4, "", [pid 7965] rt_sigprocmask(SIG_SETMASK, [], [pid 7954] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7965] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7954] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7965] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 7965] <... futex resumed>) = 0 [pid 7954] <... clone3 resumed> => {parent_tid=[7969]}, 88) = 7969 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7965] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7954] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] umount2("./96/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7954] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7968 attached [pid 7954] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./96/bus/file0", [pid 7957] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7954] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7968] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7954] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7968] <... rseq resumed>) = 0 [pid 7957] <... futex resumed>) = 0 [pid 7968] set_robust_list(0x7fef411d29a0, 24 [pid 7957] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7968] <... set_robust_list resumed>) = 0 [pid 5065] unlink("./96/bus/file0" [pid 7968] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... unlink resumed>) = 0 [pid 7968] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] getdents64(4, [pid 7968] mkdir("./file0", 000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7968] <... mkdir resumed>) = 0 [pid 5065] close(4) = 0 [pid 5065] rmdir("./96/bus") = 0 ./strace-static-x86_64: Process 7969 attached [pid 7968] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7966] <... mount resumed>) = 0 [pid 7963] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./96/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(4, "", [pid 7969] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7968] <... futex resumed>) = 1 [pid 7966] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7965] <... futex resumed>) = 0 [pid 7963] <... futex resumed>) = 1 [pid 7959] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7965] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7963] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7965] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./96/binderfs", [pid 7969] <... rseq resumed>) = 0 [pid 7965] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7959] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7963] <... futex resumed>) = 0 [pid 7959] <... futex resumed>) = 1 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7963] fcntl(-1, F_SETFL, O_RDONLY [pid 7959] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7963] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7963] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7959] <... futex resumed>) = 0 [pid 7963] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7959] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7963] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7959] <... futex resumed>) = 0 [pid 7963] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7959] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7963] <... openat resumed>) = 4 [pid 7966] <... futex resumed>) = 1 [pid 7961] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7969] set_robust_list(0x7fef411b19a0, 24 [pid 7968] mkdir("./bus", 000 [pid 7966] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7961] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] unlink("./96/binderfs" [pid 5061] getdents64(4, [pid 7969] <... set_robust_list resumed>) = 0 [pid 7966] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7963] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7961] <... futex resumed>) = 0 [pid 7966] unlink(NULL [pid 7963] <... futex resumed>) = 1 [pid 7961] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7959] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7966] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7963] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7959] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... unlink resumed>) = 0 [pid 5061] umount2("./95/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7969] rt_sigprocmask(SIG_SETMASK, [], [pid 7963] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7959] <... futex resumed>) = 0 [pid 7969] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7968] <... mkdir resumed>) = 0 [pid 7966] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7963] sendfile(4, 4, NULL, 7 [pid 7959] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./96/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7969] sendfile(3, 4, NULL, 281474978811911 [pid 5061] newfstatat(AT_FDCWD, "./95/file1/work", [pid 7966] <... futex resumed>) = 1 [pid 7961] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7969] <... sendfile resumed>) = 0 [pid 7968] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7966] chdir("./bus" [pid 7961] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./96/file0", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7969] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7968] <... futex resumed>) = 1 [pid 7966] <... chdir resumed>) = 0 [pid 7965] <... futex resumed>) = 0 [pid 7961] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./95/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7969] <... futex resumed>) = 1 [pid 7968] mkdir("./file1", 000 [pid 7966] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7965] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7961] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7954] <... futex resumed>) = 0 [pid 5065] umount2("./96/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7969] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7965] <... futex resumed>) = 0 [pid 7961] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7954] exit_group(0 [pid 7969] <... futex resumed>) = ? [pid 7966] <... futex resumed>) = 0 [pid 7965] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7961] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7957] <... futex resumed>) = ? [pid 7954] <... exit_group resumed>) = ? [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./95/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7969] +++ exited with 0 +++ [pid 7968] <... mkdir resumed>) = 0 [pid 7966] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7961] <... futex resumed>) = 0 [pid 7957] +++ exited with 0 +++ [pid 7954] +++ exited with 0 +++ [pid 5065] openat(AT_FDCWD, "./96/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... openat resumed>) = 5 [pid 7968] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7966] <... open resumed>) = 3 [pid 7961] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7954, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5065] <... openat resumed>) = 4 [pid 5061] newfstatat(5, "", [pid 7968] <... futex resumed>) = 1 [pid 7965] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7968] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7965] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5065] newfstatat(4, "", [pid 7965] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 121.168236][ T7963] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 121.191847][ T7957] PM: Image not found (code -6) [ 121.198350][ T7966] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5061] getdents64(5, [pid 5065] getdents64(4, [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7966] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7961] <... futex resumed>) = 0 [pid 7966] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7961] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7966] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7961] <... futex resumed>) = 0 [pid 7966] fcntl(-1, F_SETFL, O_RDONLY [pid 7961] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7966] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7966] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7961] <... futex resumed>) = 0 [pid 7961] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7966] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7961] <... futex resumed>) = 0 [pid 7966] <... openat resumed>) = 4 [pid 7961] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7966] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7961] <... futex resumed>) = 0 [pid 7961] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7966] sendfile(4, 4, NULL, 7 [pid 7961] <... futex resumed>) = 0 [pid 7961] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./98", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] close(5) = 0 [pid 5061] rmdir("./95/file1/work") = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] close(4 [pid 5061] umount2("./95/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... openat resumed>) = 3 [pid 5065] <... close resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./95/file1/index", [pid 5065] rmdir("./96/file0" [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] umount2("./95/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] newfstatat(3, "", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] openat(AT_FDCWD, "./95/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] getdents64(3, [pid 5065] umount2("./96/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... openat resumed>) = 5 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(5, "", [pid 5065] newfstatat(AT_FDCWD, "./96/file1", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(5, [pid 5065] umount2("./96/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(5, [pid 5065] openat(AT_FDCWD, "./96/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5061] close(5 [pid 5065] newfstatat(4, "", [pid 5061] <... close resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] rmdir("./95/file1/index" [pid 5065] getdents64(4, [pid 5061] <... rmdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5068] umount2("./98/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./96/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] newfstatat(AT_FDCWD, "./96/file1/work", [pid 5061] close(4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... close resumed>) = 0 [pid 5065] umount2("./96/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./96/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5061] rmdir("./95/file1" [pid 5065] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(5, [pid 7963] <... sendfile resumed>) = 4 [pid 7968] <... mount resumed>) = 0 [pid 7959] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... umount2 resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... rmdir resumed>) = 0 [pid 7963] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7959] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./98/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] getdents64(5, [pid 5061] getdents64(3, [pid 7959] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7959] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./98/bus", [pid 5065] close(5 [pid 5061] close(3 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... close resumed>) = 0 [pid 7963] <... futex resumed>) = 1 [pid 7959] <... futex resumed>) = 0 [pid 5068] umount2("./98/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] rmdir("./96/file1/work" [pid 5061] <... close resumed>) = 0 [pid 7959] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=49000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 121.240499][ T7968] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 121.261107][ T7963] PM: Image not found (code -6) [pid 7968] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7965] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7963] sendfile(3, 4, NULL, 281474978811911 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] rmdir("./95" [pid 7968] <... futex resumed>) = 0 [pid 7965] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7963] <... sendfile resumed>) = 0 [pid 7968] unlink(NULL [pid 7965] <... futex resumed>) = 0 [pid 7963] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7965] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7963] <... futex resumed>) = 1 [pid 7968] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7963] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7968] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7965] <... futex resumed>) = 0 [pid 7968] <... futex resumed>) = 1 [pid 7965] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7968] chdir("./bus" [pid 7965] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7968] <... chdir resumed>) = 0 [pid 7961] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7959] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./98/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7968] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7961] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7959] exit_group(0 [pid 5068] <... openat resumed>) = 4 [pid 7968] <... futex resumed>) = 1 [pid 7966] <... sendfile resumed>) = 4 [pid 7965] <... futex resumed>) = 0 [pid 7963] <... futex resumed>) = ? [pid 7961] <... futex resumed>) = 0 [pid 7959] <... exit_group resumed>) = ? [pid 5068] newfstatat(4, "", [pid 5065] umount2("./96/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 7968] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7966] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7965] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7961] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7968] <... open resumed>) = 3 [pid 7965] <... futex resumed>) = 0 [pid 7963] +++ exited with 0 +++ [pid 7966] <... futex resumed>) = 0 [pid 7961] <... mmap resumed>) = 0x7fef41191000 [pid 7959] +++ exited with 0 +++ [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] newfstatat(AT_FDCWD, "./96/file1/index", [pid 5061] mkdir("./96", 0777 [pid 7966] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7961] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] getdents64(4, [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7959, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7965] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./96/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] restart_syscall(<... resuming interrupted clone ...> [pid 7961] <... mprotect resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... restart_syscall resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./96/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7961] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... openat resumed>) = 5 [pid 7961] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] newfstatat(5, "", [pid 5063] umount2("./97", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7961] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 7974 attached [pid 7968] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5065] getdents64(5, [pid 5063] <... openat resumed>) = 3 [pid 5061] <... mkdir resumed>) = 0 [pid 7974] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7968] <... futex resumed>) = 1 [pid 7965] <... futex resumed>) = 0 [pid 7961] <... clone3 resumed> => {parent_tid=[7974]}, 88) = 7974 [pid 5068] umount2("./98/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] newfstatat(3, "", [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7974] <... rseq resumed>) = 0 [pid 7968] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7965] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7961] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(5, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7974] set_robust_list(0x7fef411b19a0, 24 [pid 7968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7965] <... futex resumed>) = 0 [pid 7961] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] getdents64(3, [pid 7974] <... set_robust_list resumed>) = 0 [pid 7968] fcntl(-1, F_SETFL, O_RDONLY [pid 7965] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 7975 attached [pid 7974] rt_sigprocmask(SIG_SETMASK, [], [pid 7968] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7961] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./98/bus/file0", [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7974] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7968] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7961] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] close(5 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7975] set_robust_list(0x555555f856a0, 24 [pid 7974] sendfile(3, 4, NULL, 281474978811911 [pid 7968] <... futex resumed>) = 1 [pid 7965] <... futex resumed>) = 0 [pid 7961] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... close resumed>) = 0 [pid 5063] umount2("./97/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7975] <... set_robust_list resumed>) = 0 [pid 7974] <... sendfile resumed>) = 0 [pid 7968] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7965] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] unlink("./98/bus/file0" [pid 5065] rmdir("./96/file1/index" [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7975 [pid 7975] chdir("./96" [pid 7974] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 7968] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7965] <... futex resumed>) = 0 [pid 7975] <... chdir resumed>) = 0 [pid 7974] <... futex resumed>) = 1 [pid 7968] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7965] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7961] <... futex resumed>) = 0 [pid 7975] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7974] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7961] exit_group(0 [pid 7975] <... prctl resumed>) = 0 [pid 7974] <... futex resumed>) = ? [pid 7968] <... openat resumed>) = 4 [pid 7966] <... futex resumed>) = ? [pid 7961] <... exit_group resumed>) = ? [pid 7975] setpgid(0, 0 [pid 7974] +++ exited with 0 +++ [pid 7966] +++ exited with 0 +++ [pid 7975] <... setpgid resumed>) = 0 [pid 7975] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 7961] +++ exited with 0 +++ [pid 5068] <... unlink resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 7975] write(3, "1000", 4 [pid 5068] getdents64(4, [pid 5065] getdents64(4, [pid 7975] <... write resumed>) = 4 [pid 7968] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7961, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7975] close(3 [pid 5068] close(4 [pid 5065] close(4 [pid 7965] <... futex resumed>) = 0 [pid 7965] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7965] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7968] <... futex resumed>) = 1 [pid 7975] <... close resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5063] <... umount2 resumed>) = 0 [pid 5060] umount2("./95", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7975] symlink("/dev/binderfs", "./binderfs" [pid 7968] sendfile(4, 4, NULL, 7 [pid 5068] rmdir("./98/bus" [pid 5065] rmdir("./96/file1" [pid 5063] umount2("./97/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7975] <... symlink resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [ 121.298600][ T7966] PM: Image not found (code -6) [pid 5060] openat(AT_FDCWD, "./95", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7975] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./98/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] getdents64(3, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 3 [pid 7975] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./97/bus", [pid 7975] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(3, "", [pid 7975] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] newfstatat(AT_FDCWD, "./98/binderfs", [pid 5065] close(3 [pid 7975] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7975] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... close resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7975] <... mmap resumed>) = 0x7fef411b2000 [pid 5063] umount2("./97/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(3, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] openat(AT_FDCWD, "./97/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 7975] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] unlink("./98/binderfs" [pid 5065] rmdir("./96" [pid 5060] umount2("./95/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7975] <... mprotect resumed>) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5063] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 5068] umount2("./98/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 7975] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] mkdir("./97", 0777 [pid 5063] umount2("./97/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] newfstatat(AT_FDCWD, "./98/file0", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7975] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7975] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] umount2("./98/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./97/bus/file0", ./strace-static-x86_64: Process 7978 attached {st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7975] <... clone3 resumed> => {parent_tid=[7978]}, 88) = 7978 [pid 7978] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053) = 0 [pid 7975] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] unlink("./97/bus/file0" [pid 5068] openat(AT_FDCWD, "./98/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7978] set_robust_list(0x7fef411d29a0, 24 [pid 7975] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5065] <... mkdir resumed>) = 0 [pid 7978] <... set_robust_list resumed>) = 0 [pid 7975] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7978] rt_sigprocmask(SIG_SETMASK, [], [pid 7975] <... futex resumed>) = 0 [pid 7978] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7975] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7978] mkdir("./file0", 000 [pid 7968] <... sendfile resumed>) = 4 [pid 7965] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] newfstatat(4, "", [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5063] <... unlink resumed>) = 0 [pid 5060] <... umount2 resumed>) = 0 ./strace-static-x86_64: Process 7979 attached [pid 7978] <... mkdir resumed>) = 0 [pid 7968] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7965] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 5060] umount2("./95/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7979] set_robust_list(0x555555f856a0, 24 [pid 7968] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7968] sendfile(3, 4, NULL, 281474978811911 [pid 5063] close(4 [pid 7965] <... futex resumed>) = 0 [pid 7965] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, [pid 5063] <... close resumed>) = 0 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 7979 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7979] <... set_robust_list resumed>) = 0 [pid 7968] <... sendfile resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7978] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7975] <... futex resumed>) = 0 [pid 7978] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7975] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7979] chdir("./97" [pid 5063] rmdir("./97/bus" [pid 7978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7975] <... futex resumed>) = 0 [pid 7968] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5060] newfstatat(AT_FDCWD, "./95/bus", [pid 7979] <... chdir resumed>) = 0 [pid 7978] mkdir("./bus", 000 [pid 7975] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7968] <... futex resumed>) = 1 [pid 7965] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7979] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7968] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] close(4 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7979] <... prctl resumed>) = 0 [pid 7965] exit_group(0 [pid 5068] <... close resumed>) = 0 [pid 7979] setpgid(0, 0 [pid 7968] <... futex resumed>) = ? [pid 7965] <... exit_group resumed>) = ? [pid 5068] rmdir("./98/file0" [pid 5063] umount2("./97/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./95/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7979] <... setpgid resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7979] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5063] newfstatat(AT_FDCWD, "./97/binderfs", [pid 5060] openat(AT_FDCWD, "./95/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7979] <... openat resumed>) = 3 [pid 7978] <... mkdir resumed>) = 0 [pid 7968] +++ exited with 0 +++ [pid 7965] +++ exited with 0 +++ [pid 5068] umount2("./98/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... openat resumed>) = 4 [pid 5063] unlink("./97/binderfs" [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7965, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 7979] write(3, "1000", 4 [pid 7978] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... unlink resumed>) = 0 [pid 5060] newfstatat(4, "", [pid 7979] <... write resumed>) = 4 [pid 7978] <... futex resumed>) = 1 [pid 7975] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./98/file1", [pid 5063] umount2("./97/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./96", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7979] close(3 [pid 7978] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7975] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7979] <... close resumed>) = 0 [pid 7978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7975] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] newfstatat(AT_FDCWD, "./97/file0", [pid 5062] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7979] symlink("/dev/binderfs", "./binderfs" [pid 7978] mkdir("./file1", 000 [pid 7975] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./98/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... openat resumed>) = 3 [pid 5060] getdents64(4, [pid 5062] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7979] <... symlink resumed>) = 0 [pid 5062] getdents64(3, 0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] umount2("./96/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./97/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5068] openat(AT_FDCWD, "./98/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./95/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] openat(AT_FDCWD, "./97/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... openat resumed>) = 4 [pid 5063] <... openat resumed>) = 4 [pid 5060] newfstatat(AT_FDCWD, "./95/bus/file0", [pid 7979] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7979] <... futex resumed>) = 0 [pid 7978] <... mkdir resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 5063] newfstatat(4, "", [pid 5060] unlink("./95/bus/file0" [pid 7979] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7979] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7978] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... umount2 resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 7979] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7978] <... futex resumed>) = 1 [pid 7975] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 7979] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7975] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(4, [pid 5062] umount2("./96/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 7979] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7978] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7975] <... futex resumed>) = 0 [pid 7975] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7979] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [ 121.367144][ T7968] PM: Image not found (code -6) [pid 5068] umount2("./98/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7979] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] newfstatat(AT_FDCWD, "./96/bus", [pid 5060] close(4 [pid 7979] <... mprotect resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(4, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... close resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] newfstatat(AT_FDCWD, "./98/file1/work", [pid 5063] close(4 [pid 5060] rmdir("./95/bus" [pid 7979] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7978] <... mount resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... close resumed>) = 0 [pid 5062] umount2("./96/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 7978] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7975] <... futex resumed>) = 0 [pid 5063] rmdir("./97/file0" [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7978] unlink(NULL [pid 7975] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./96/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7978] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7975] <... futex resumed>) = 0 [pid 7979] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7978] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7975] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./98/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5060] umount2("./95/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7979] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7978] <... futex resumed>) = 0 [pid 7975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(4, "", [pid 7978] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7975] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./98/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7975] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7978] chdir("./bus"./strace-static-x86_64: Process 7980 attached ) = 0 [pid 7975] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 5 [pid 5063] umount2("./97/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7980] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7979] <... clone3 resumed> => {parent_tid=[7980]}, 88) = 7980 [pid 7978] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] newfstatat(5, "", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./95/binderfs", [pid 7980] <... rseq resumed>) = 0 [pid 7979] rt_sigprocmask(SIG_SETMASK, [], [pid 7978] <... futex resumed>) = 0 [pid 7975] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] newfstatat(AT_FDCWD, "./97/file1", [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7980] set_robust_list(0x7fef411d29a0, 24 [pid 7979] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7978] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7975] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./96/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7980] <... set_robust_list resumed>) = 0 [pid 7979] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] unlink("./95/binderfs" [pid 7979] <... futex resumed>) = 0 [pid 5063] umount2("./97/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... unlink resumed>) = 0 [pid 7980] rt_sigprocmask(SIG_SETMASK, [], [pid 7979] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7978] <... open resumed>) = 3 [pid 7975] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7980] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7978] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] getdents64(5, [pid 5063] openat(AT_FDCWD, "./97/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] newfstatat(AT_FDCWD, "./96/bus/file0", [pid 5060] umount2("./95/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7980] mkdir("./file0", 000 [pid 7978] <... futex resumed>) = 0 [pid 7975] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7978] fcntl(-1, F_SETFL, O_RDONLY [pid 7975] <... futex resumed>) = 0 [pid 5068] close(5 [pid 5063] newfstatat(4, "", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7980] <... mkdir resumed>) = 0 [pid 7978] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7975] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] unlink("./96/bus/file0" [pid 5060] newfstatat(AT_FDCWD, "./95/file0", [pid 7980] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7978] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7975] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] rmdir("./98/file1/work" [pid 5063] getdents64(4, [pid 5062] <... unlink resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7980] <... futex resumed>) = 1 [pid 7979] <... futex resumed>) = 0 [pid 7978] <... futex resumed>) = 0 [pid 7975] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] umount2("./95/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7980] mkdir("./bus", 000 [pid 7979] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7978] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7975] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] getdents64(4, [pid 5068] umount2("./98/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7979] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./97/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7979] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7978] <... openat resumed>) = 4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./95/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] newfstatat(AT_FDCWD, "./97/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... openat resumed>) = 4 [pid 7980] <... mkdir resumed>) = 0 [pid 7975] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./97/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(4, "", [pid 7980] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7978] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./98/file1/index", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7980] <... futex resumed>) = 1 [pid 7979] <... futex resumed>) = 0 [pid 7978] <... futex resumed>) = 1 [pid 7975] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] openat(AT_FDCWD, "./97/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] rmdir("./96/bus" [pid 7980] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7979] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7978] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7975] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./98/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... openat resumed>) = 5 [pid 5060] getdents64(4, [pid 7980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7979] <... futex resumed>) = 0 [pid 7978] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7975] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(5, "", [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 7980] mkdir("./file1", 000 [pid 7979] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7978] sendfile(4, 4, NULL, 7 [pid 7975] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./98/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] umount2("./96/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... openat resumed>) = 5 [pid 5060] getdents64(4, [pid 5068] newfstatat(5, "", [pid 5063] getdents64(5, [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] close(4) = 0 [pid 7980] <... mkdir resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(5, [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7980] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] newfstatat(AT_FDCWD, "./96/binderfs", [pid 5060] rmdir("./95/file0" [pid 5063] close(5 [pid 5060] <... rmdir resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5063] rmdir("./97/file1/work" [pid 7980] <... futex resumed>) = 1 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7980] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7979] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7979] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] unlink("./96/binderfs" [pid 5060] umount2("./95/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] close(5 [pid 7980] <... futex resumed>) = 0 [pid 7979] <... futex resumed>) = 1 [pid 5068] <... close resumed>) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7980] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7979] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./98/file1/index" [pid 5063] umount2("./97/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./96/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(AT_FDCWD, "./95/file1", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] newfstatat(AT_FDCWD, "./97/file1/index", [pid 5060] umount2("./95/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./95/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] umount2("./97/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 4 [pid 5063] openat(AT_FDCWD, "./97/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [ 121.407159][ T7978] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5060] newfstatat(4, "", [pid 5063] newfstatat(5, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./95/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./95/file1/work", [pid 5063] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] getdents64(5, [pid 5060] umount2("./95/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] close(5) = 0 [pid 5060] openat(AT_FDCWD, "./95/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] rmdir("./97/file1/index") = 0 [pid 5060] <... openat resumed>) = 5 [pid 5063] getdents64(4, [pid 7980] <... mount resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(5, "", [pid 7980] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5062] newfstatat(AT_FDCWD, "./96/file0", [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7980] <... futex resumed>) = 1 [pid 7979] <... futex resumed>) = 0 [pid 5068] close(4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7980] unlink(NULL [pid 7979] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 7980] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7979] <... futex resumed>) = 0 [pid 7978] <... sendfile resumed>) = 4 [pid 7975] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] rmdir("./98/file1" [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./96/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7980] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7979] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7978] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7975] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] close(4 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(5, [pid 7980] <... futex resumed>) = 0 [pid 7979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7978] <... futex resumed>) = 0 [pid 7975] <... futex resumed>) = 0 [pid 5068] getdents64(3, [pid 5063] <... close resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./96/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7980] chdir("./bus" [pid 7979] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7978] sendfile(3, 4, NULL, 281474978811911 [pid 7975] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] rmdir("./97/file1" [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7980] <... chdir resumed>) = 0 [pid 7979] <... futex resumed>) = 0 [pid 7978] <... sendfile resumed>) = 0 [pid 5068] close(3 [pid 5062] <... openat resumed>) = 4 [pid 7980] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7979] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7978] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 5060] getdents64(5, [pid 7980] <... futex resumed>) = 0 [pid 7979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7978] <... futex resumed>) = 1 [pid 7975] <... futex resumed>) = 0 [pid 5068] rmdir("./98" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7980] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7979] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7978] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7975] exit_group(0 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] getdents64(3, [pid 5062] getdents64(4, [pid 7980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7979] <... futex resumed>) = 0 [pid 7978] <... futex resumed>) = ? [pid 7975] <... exit_group resumed>) = ? [pid 5068] mkdir("./99", 0777 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] close(5 [pid 7980] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7979] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7978] +++ exited with 0 +++ [pid 5068] <... mkdir resumed>) = 0 [pid 5062] getdents64(4, [pid 5060] <... close resumed>) = 0 [pid 7980] <... open resumed>) = 3 [pid 7975] +++ exited with 0 +++ [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5063] close(3 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] rmdir("./95/file1/work" [pid 7980] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] close(4 [pid 5063] <... close resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5062] rmdir("./96/file0" [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7975, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5063] rmdir("./97" [pid 5061] restart_syscall(<... resuming interrupted clone ...> [pid 7980] <... futex resumed>) = 1 [pid 7979] <... futex resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7980] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7979] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./96/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./95/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7979] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7980] fcntl(-1, F_SETFL, O_RDONLY [pid 7979] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(AT_FDCWD, "./96/file1", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7980] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7980] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] mkdir("./98", 0777 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... restart_syscall resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./95/file1/index", ./strace-static-x86_64: Process 7983 attached [pid 7980] <... futex resumed>) = 1 [pid 7979] <... futex resumed>) = 0 [pid 5063] <... mkdir resumed>) = 0 [pid 5062] umount2("./96/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7983] set_robust_list(0x555555f856a0, 24 [pid 7980] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7979] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 7983 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7983] <... set_robust_list resumed>) = 0 [pid 7980] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7979] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./96/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] umount2("./96", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./95/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7983] chdir("./99" [pid 7980] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7979] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] <... openat resumed>) = 4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7984 attached [pid 7983] <... chdir resumed>) = 0 [pid 7980] <... openat resumed>) = 4 [pid 5062] newfstatat(4, "", [pid 5061] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] openat(AT_FDCWD, "./95/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7984] set_robust_list(0x555555f856a0, 24 [pid 7983] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7980] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 7984 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... openat resumed>) = 3 [pid 7984] <... set_robust_list resumed>) = 0 [pid 7983] <... prctl resumed>) = 0 [pid 7980] <... futex resumed>) = 1 [pid 7979] <... futex resumed>) = 0 [pid 5062] getdents64(4, [pid 5061] newfstatat(3, "", [pid 5060] <... openat resumed>) = 5 [pid 7984] chdir("./98" [pid 7983] setpgid(0, 0 [pid 7980] sendfile(4, 4, NULL, 7 [pid 7979] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] newfstatat(5, "", [pid 7983] <... setpgid resumed>) = 0 [pid 7979] <... futex resumed>) = 0 [pid 7984] <... chdir resumed>) = 0 [pid 7979] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./96/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(3, [pid 7984] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7983] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7984] <... prctl resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] umount2("./96/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7984] setpgid(0, 0 [pid 7983] <... openat resumed>) = 3 [pid 5062] newfstatat(AT_FDCWD, "./96/file1/work", [pid 5060] getdents64(5, [pid 7984] <... setpgid resumed>) = 0 [pid 7983] write(3, "1000", 4 [pid 7984] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7983] <... write resumed>) = 4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7983] close(3 [pid 5060] getdents64(5, [pid 7983] <... close resumed>) = 0 [pid 7983] symlink("/dev/binderfs", "./binderfs" [pid 5062] umount2("./96/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] close(5 [pid 5062] openat(AT_FDCWD, "./96/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... close resumed>) = 0 [pid 5060] rmdir("./95/file1/index" [pid 5062] <... openat resumed>) = 5 [pid 5062] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7984] <... openat resumed>) = 3 [pid 7983] <... symlink resumed>) = 0 [pid 5062] getdents64(5, [pid 5061] <... umount2 resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7983] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7984] write(3, "1000", 4 [pid 5060] getdents64(4, [pid 5061] umount2("./96/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7984] <... write resumed>) = 4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] close(4 [pid 7983] <... futex resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./96/bus", [pid 7983] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5060] <... close resumed>) = 0 [pid 7983] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7983] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5060] rmdir("./95/file1" [pid 5062] getdents64(5, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7984] close(3) = 0 [pid 7984] symlink("/dev/binderfs", "./binderfs") = 0 [pid 7983] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 7983] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] close(5 [ 121.457795][ T7980] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 121.480257][ T7978] PM: Image not found (code -6) [pid 5061] umount2("./96/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7984] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7983] <... mmap resumed>) = 0x7fef411b2000 [pid 5062] <... close resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(3, [pid 7984] <... futex resumed>) = 0 [pid 7983] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5062] rmdir("./96/file1/work" [pid 5061] openat(AT_FDCWD, "./96/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7984] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 7984] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7983] <... mprotect resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 7984] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7984] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 7984] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7984] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] newfstatat(4, "", [pid 7984] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7983] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7984] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7983] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] umount2("./96/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] close(3 [pid 5061] getdents64(4, [pid 7983] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7984] <... clone3 resumed> => {parent_tid=[7987]}, 88) = 7987 [pid 5060] <... close resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 7987 attached [pid 7984] rt_sigprocmask(SIG_SETMASK, [], [pid 7987] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7984] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] rmdir("./95"./strace-static-x86_64: Process 7988 attached [pid 7987] <... rseq resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./96/file1/index", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7988] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 5062] umount2("./96/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./96/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7984] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7987] set_robust_list(0x7fef411d29a0, 24 [pid 7984] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7987] <... set_robust_list resumed>) = 0 [pid 7987] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 7987] mkdir("./file0", 000 [pid 7988] <... rseq resumed>) = 0 [pid 7987] <... mkdir resumed>) = 0 [pid 7983] <... clone3 resumed> => {parent_tid=[7988]}, 88) = 7988 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... rmdir resumed>) = 0 [pid 7987] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7988] set_robust_list(0x7fef411d29a0, 24 [pid 7987] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7984] <... futex resumed>) = 0 [pid 7983] rt_sigprocmask(SIG_SETMASK, [], [pid 7980] <... sendfile resumed>) = 4 [pid 5062] openat(AT_FDCWD, "./96/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] newfstatat(AT_FDCWD, "./96/bus/file0", [pid 5060] mkdir("./96", 0777 [pid 7988] <... set_robust_list resumed>) = 0 [pid 7984] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7979] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 7988] rt_sigprocmask(SIG_SETMASK, [], [pid 7987] <... futex resumed>) = 0 [pid 7984] <... futex resumed>) = 1 [pid 7983] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7980] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7979] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 5 [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... mkdir resumed>) = 0 [pid 7988] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7987] mkdir("./bus", 000 [pid 7984] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7983] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7979] <... futex resumed>) = 0 [pid 7980] <... futex resumed>) = 0 [pid 5062] newfstatat(5, "", [pid 7980] sendfile(3, 4, NULL, 281474978811911) = 0 [pid 7980] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7980] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] getdents64(5, [pid 7979] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7988] mkdir("./file0", 000 [pid 7987] <... mkdir resumed>) = 0 [pid 7983] <... futex resumed>) = 0 [pid 5061] unlink("./96/bus/file0" [pid 7979] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7983] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7988] <... mkdir resumed>) = 0 [pid 7987] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7979] exit_group(0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... unlink resumed>) = 0 [pid 5062] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] close(5) = 0 ./strace-static-x86_64: Process 7989 attached [pid 5062] rmdir("./96/file1/index" [pid 7989] set_robust_list(0x555555f856a0, 24 [pid 7988] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7987] <... futex resumed>) = 1 [pid 7984] <... futex resumed>) = 0 [pid 7980] <... futex resumed>) = ? [pid 7979] <... exit_group resumed>) = ? [pid 5062] <... rmdir resumed>) = 0 [pid 5061] getdents64(4, [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 7989 [pid 7980] +++ exited with 0 +++ [pid 7989] <... set_robust_list resumed>) = 0 [pid 7988] <... futex resumed>) = 1 [pid 7987] mkdir("./file1", 000 [pid 7984] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7984] <... futex resumed>) = 0 [pid 7983] <... futex resumed>) = 0 [pid 7984] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7983] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7989] chdir("./96" [pid 7988] mkdir("./bus", 000 [pid 7987] <... mkdir resumed>) = 0 [pid 7983] <... futex resumed>) = 0 [pid 7979] +++ exited with 0 +++ [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] close(4 [pid 7983] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7979, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5061] <... close resumed>) = 0 [pid 5061] rmdir("./96/bus" [pid 7989] <... chdir resumed>) = 0 [pid 7988] <... mkdir resumed>) = 0 [pid 7987] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./97", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(4 [pid 7989] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... rmdir resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 7989] <... prctl resumed>) = 0 [pid 7988] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7987] <... futex resumed>) = 1 [pid 7984] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] rmdir("./96/file1" [pid 5061] umount2("./96/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7989] setpgid(0, 0 [pid 7988] <... futex resumed>) = 1 [pid 7987] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7984] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7983] <... futex resumed>) = 0 [pid 7984] <... futex resumed>) = 0 [pid 7983] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 3 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7989] <... setpgid resumed>) = 0 [pid 7988] mkdir("./file1", 000 [pid 7987] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7984] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7983] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./96/binderfs", [pid 7983] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(3, "", [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7989] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7987] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(3, [pid 5061] unlink("./96/binderfs" [pid 5065] getdents64(3, [pid 5061] <... unlink resumed>) = 0 [pid 7988] <... mkdir resumed>) = 0 [pid 7989] <... openat resumed>) = 3 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 7988] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./97/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] umount2("./96/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7989] write(3, "1000", 4 [pid 7988] <... futex resumed>) = 1 [pid 7983] <... futex resumed>) = 0 [pid 5062] close(3 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7989] <... write resumed>) = 4 [pid 7988] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7983] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [ 121.547207][ T7980] PM: Image not found (code -6) [pid 5061] newfstatat(AT_FDCWD, "./96/file0", [pid 7989] close(3 [pid 7988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7983] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... close resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7989] <... close resumed>) = 0 [pid 7988] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5062] rmdir("./96" [pid 5061] umount2("./96/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7989] symlink("/dev/binderfs", "./binderfs" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./96/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5061] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7989] <... symlink resumed>) = 0 [pid 7987] <... mount resumed>) = 0 [pid 5061] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] close(4) = 0 [pid 5061] rmdir("./96/file0") = 0 [pid 5061] umount2("./96/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./96/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7987] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 7984] <... futex resumed>) = 0 [pid 5061] umount2("./96/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7984] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7987] unlink(NULL [pid 7984] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7987] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7984] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7987] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] openat(AT_FDCWD, "./96/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7989] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7987] <... futex resumed>) = 1 [pid 7984] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 7989] <... futex resumed>) = 0 [pid 7987] chdir("./bus" [pid 7984] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] mkdir("./97", 0777 [pid 5061] <... openat resumed>) = 4 [pid 7989] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 7987] <... chdir resumed>) = 0 [pid 7984] <... futex resumed>) = 0 [pid 5061] newfstatat(4, "", [pid 7989] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7987] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7984] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7989] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... mkdir resumed>) = 0 [pid 7989] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7989] <... mmap resumed>) = 0x7fef411b2000 [pid 7987] <... futex resumed>) = 0 [pid 7984] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] getdents64(4, [pid 7987] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7984] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7987] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7984] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7989] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7987] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7988] <... mount resumed>) = 0 ./strace-static-x86_64: Process 7990 attached [pid 7989] <... mprotect resumed>) = 0 [pid 7987] <... open resumed>) = 3 [pid 7984] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7988] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 7990 [pid 5061] umount2("./96/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7990] set_robust_list(0x555555f856a0, 24 [pid 7988] <... futex resumed>) = 1 [pid 7990] <... set_robust_list resumed>) = 0 [pid 7989] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7988] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7983] <... futex resumed>) = 0 [pid 5065] umount2("./97/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7989] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7990] chdir("./97" [pid 7989] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7983] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./97/bus", [pid 5061] newfstatat(AT_FDCWD, "./96/file1/work", ./strace-static-x86_64: Process 7991 attached [pid 7990] <... chdir resumed>) = 0 [pid 7988] <... futex resumed>) = 0 [pid 7987] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7983] <... futex resumed>) = 1 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7991] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7990] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7989] <... clone3 resumed> => {parent_tid=[7991]}, 88) = 7991 [pid 7988] unlink(NULL [pid 7987] <... futex resumed>) = 1 [pid 7984] <... futex resumed>) = 0 [pid 7983] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./97/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./96/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7989] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7989] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7989] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./97/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7989] <... futex resumed>) = 0 [pid 7989] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... openat resumed>) = 4 [pid 5065] newfstatat(4, "", [pid 7988] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7988] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7988] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7984] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7984] <... futex resumed>) = 0 [pid 7984] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] openat(AT_FDCWD, "./96/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5065] umount2("./97/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7983] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./97/bus/file0", [pid 7990] <... prctl resumed>) = 0 [pid 7987] fcntl(-1, F_SETFL, O_RDONLY [pid 7983] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(5, "", [pid 5065] unlink("./97/bus/file0" [pid 7991] <... rseq resumed>) = 0 [pid 7990] setpgid(0, 0 [pid 7988] <... futex resumed>) = 0 [pid 7987] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7983] <... futex resumed>) = 1 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 7988] chdir("./bus" [pid 7987] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7983] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] getdents64(5, [pid 5065] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7991] set_robust_list(0x7fef411d29a0, 24 [pid 7990] <... setpgid resumed>) = 0 [pid 7988] <... chdir resumed>) = 0 [pid 7987] <... futex resumed>) = 1 [pid 7984] <... futex resumed>) = 0 [pid 5065] close(4 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7991] <... set_robust_list resumed>) = 0 [pid 7990] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7988] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7987] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7984] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5061] getdents64(5, [pid 7991] rt_sigprocmask(SIG_SETMASK, [], [pid 7990] <... openat resumed>) = 3 [pid 7988] <... futex resumed>) = 1 [pid 7987] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7984] <... futex resumed>) = 0 [pid 7983] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7991] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7990] write(3, "1000", 4 [pid 7988] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7987] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7984] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7983] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] rmdir("./97/bus" [pid 5061] close(5 [pid 7991] mkdir("./file0", 000 [pid 7990] <... write resumed>) = 4 [pid 7988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7987] <... openat resumed>) = 4 [pid 7983] <... futex resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 7991] <... mkdir resumed>) = 0 [pid 7990] close(3 [pid 7988] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7987] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7983] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... rmdir resumed>) = 0 [pid 5061] rmdir("./96/file1/work" [pid 7991] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7990] <... close resumed>) = 0 [pid 7987] <... futex resumed>) = 1 [pid 7984] <... futex resumed>) = 0 [pid 7991] <... futex resumed>) = 1 [pid 7990] symlink("/dev/binderfs", "./binderfs" [pid 7991] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7989] <... futex resumed>) = 0 [pid 7987] sendfile(4, 4, NULL, 7 [pid 7984] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./97/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7990] <... symlink resumed>) = 0 [pid 7989] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7988] <... open resumed>) = 3 [pid 7984] <... futex resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7990] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7984] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] umount2("./96/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7991] <... futex resumed>) = 0 [ 121.594285][ T7987] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 121.596028][ T7988] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 7990] <... futex resumed>) = 0 [pid 7989] <... futex resumed>) = 1 [pid 7988] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7991] mkdir("./bus", 000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7990] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 7990] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 7991] <... mkdir resumed>) = 0 [pid 7990] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7989] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7988] <... futex resumed>) = 1 [pid 7987] <... sendfile resumed>) = 4 [pid 7983] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./97/binderfs", [pid 5061] newfstatat(AT_FDCWD, "./96/file1/index", [pid 7991] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7990] <... mmap resumed>) = 0x7fef411b2000 [pid 7989] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7988] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7987] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7983] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7991] <... futex resumed>) = 0 [pid 7990] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7989] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7987] <... futex resumed>) = 1 [pid 7984] <... futex resumed>) = 0 [pid 7983] <... futex resumed>) = 0 [pid 5065] unlink("./97/binderfs" [pid 5061] umount2("./96/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7991] mkdir("./file1", 000 [pid 7990] <... mprotect resumed>) = 0 [pid 7989] <... futex resumed>) = 0 [pid 7988] fcntl(-1, F_SETFL, O_RDONLY [pid 7984] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7984] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7988] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7988] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7988] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7987] sendfile(3, 4, NULL, 281474978811911 [pid 7991] <... mkdir resumed>) = 0 [pid 7990] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7989] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7983] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... unlink resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./96/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7991] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7990] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7987] <... sendfile resumed>) = 0 [pid 7983] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] umount2("./97/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... openat resumed>) = 5 [pid 7991] <... futex resumed>) = 1 [pid 7990] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7989] <... futex resumed>) = 0 [pid 7987] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7983] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(5, "", ./strace-static-x86_64: Process 7994 attached [pid 7991] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7989] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7988] <... futex resumed>) = 0 [pid 7987] <... futex resumed>) = 1 [pid 7984] <... futex resumed>) = 0 [pid 7983] <... futex resumed>) = 1 [pid 5065] newfstatat(AT_FDCWD, "./97/file0", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7994] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7990] <... clone3 resumed> => {parent_tid=[7994]}, 88) = 7994 [pid 7989] <... futex resumed>) = 0 [pid 7988] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7987] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7984] exit_group(0 [pid 7983] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(5, [pid 7994] <... rseq resumed>) = 0 [pid 7991] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7990] rt_sigprocmask(SIG_SETMASK, [], [pid 7989] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7988] <... openat resumed>) = 4 [pid 7987] <... futex resumed>) = ? [pid 7984] <... exit_group resumed>) = ? [pid 5065] umount2("./97/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 7994] set_robust_list(0x7fef411d29a0, 24 [pid 7990] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7988] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7987] +++ exited with 0 +++ [pid 7994] <... set_robust_list resumed>) = 0 [pid 7984] +++ exited with 0 +++ [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 121.668419][ T7987] PM: Image not found (code -6) [pid 5061] getdents64(5, [pid 7994] rt_sigprocmask(SIG_SETMASK, [], [pid 7990] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7988] <... futex resumed>) = 1 [pid 7983] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./97/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7988] sendfile(4, 4, NULL, 7 [pid 7983] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 4 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7984, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7983] <... futex resumed>) = 0 [pid 5065] newfstatat(4, "", [pid 5063] umount2("./98", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7983] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7994] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7990] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7994] mkdir("./file0", 000 [pid 7990] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... openat resumed>) = 3 [pid 5061] close(5 [pid 5063] newfstatat(3, "", [pid 5061] <... close resumed>) = 0 [pid 7991] <... mount resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] rmdir("./96/file1/index" [pid 5063] getdents64(3, [pid 7994] <... mkdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] umount2("./98/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7994] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7991] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 5061] <... rmdir resumed>) = 0 [pid 7994] <... futex resumed>) = 1 [pid 7991] <... futex resumed>) = 1 [pid 7990] <... futex resumed>) = 0 [pid 7989] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(4, [pid 7994] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7991] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7990] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7989] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 7994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7990] <... futex resumed>) = 0 [pid 7989] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7994] mkdir("./bus", 000 [pid 7991] unlink(NULL [pid 7990] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7989] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] close(4 [pid 5061] close(4 [pid 7991] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7991] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 7991] <... futex resumed>) = 1 [pid 7989] <... futex resumed>) = 0 [pid 5061] rmdir("./96/file1" [pid 7991] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7989] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7989] <... futex resumed>) = 0 [pid 5065] rmdir("./97/file0" [pid 7991] chdir("./bus" [pid 7989] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7991] <... chdir resumed>) = 0 [pid 7994] <... mkdir resumed>) = 0 [pid 7991] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 7994] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7991] <... futex resumed>) = 1 [pid 7989] <... futex resumed>) = 0 [pid 5061] getdents64(3, [pid 7994] <... futex resumed>) = 1 [pid 7991] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7990] <... futex resumed>) = 0 [pid 7989] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./97/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./98/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7994] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7990] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7989] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 7994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7991] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7990] <... futex resumed>) = 0 [pid 7989] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] close(3 [pid 7994] mkdir("./file1", 000 [pid 7990] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(AT_FDCWD, "./97/file1", [pid 5063] newfstatat(AT_FDCWD, "./98/bus", [pid 7994] <... mkdir resumed>) = 0 [pid 7991] <... open resumed>) = 3 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... close resumed>) = 0 [pid 5061] rmdir("./96" [pid 5065] umount2("./97/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7994] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./98/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7994] <... futex resumed>) = 1 [pid 7991] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7990] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./97/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 121.701352][ T7991] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5061] <... rmdir resumed>) = 0 [pid 7994] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7990] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 4 [pid 5063] openat(AT_FDCWD, "./98/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7991] <... futex resumed>) = 1 [pid 7990] <... futex resumed>) = 0 [pid 7989] <... futex resumed>) = 0 [pid 5061] mkdir("./97", 0777 [pid 7991] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7989] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... mkdir resumed>) = 0 [pid 7991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7989] <... futex resumed>) = 0 [pid 7989] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7991] fcntl(-1, F_SETFL, O_RDONLY) = -1 EBADF (Bad file descriptor) [pid 7991] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7989] <... futex resumed>) = 0 [pid 7989] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 7989] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7991] <... futex resumed>) = 1 [pid 7994] <... mount resumed>) = 0 [pid 7990] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(4, "", [pid 5063] <... openat resumed>) = 4 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 7994] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7991] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 7988] <... sendfile resumed>) = 4 [pid 7994] <... futex resumed>) = 0 [pid 7988] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7994] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7988] <... futex resumed>) = 1 [pid 7983] <... futex resumed>) = 0 [pid 7991] <... openat resumed>) = 4 [pid 7990] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7988] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7983] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] newfstatat(4, "", [pid 7991] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7990] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7983] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7991] <... futex resumed>) = 1 [pid 7990] <... futex resumed>) = 1 [pid 7989] <... futex resumed>) = 0 [pid 7983] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 7991] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7990] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7989] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7988] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] getdents64(4, [pid 7991] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7989] <... futex resumed>) = 0 [pid 5065] umount2("./97/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7991] sendfile(4, 4, NULL, 7 [pid 7989] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 ./strace-static-x86_64: Process 7997 attached [pid 7994] <... futex resumed>) = 0 [pid 7988] sendfile(3, 4, NULL, 281474978811911 [pid 7997] set_robust_list(0x555555f856a0, 24 [pid 7994] unlink(NULL [pid 7988] <... sendfile resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./97/file1/work", [pid 5063] umount2("./98/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 7997 [pid 7997] <... set_robust_list resumed>) = 0 [pid 7994] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7988] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7997] chdir("./97" [pid 7994] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7988] <... futex resumed>) = 1 [pid 7983] <... futex resumed>) = 0 [pid 5065] umount2("./97/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./98/bus/file0", [pid 7997] <... chdir resumed>) = 0 [pid 7994] <... futex resumed>) = 1 [pid 7990] <... futex resumed>) = 0 [pid 7988] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7983] exit_group(0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7997] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7994] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7988] <... futex resumed>) = ? [pid 7983] <... exit_group resumed>) = ? [pid 7997] <... prctl resumed>) = 0 [pid 7994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7990] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7988] +++ exited with 0 +++ [pid 7983] +++ exited with 0 +++ [pid 5065] openat(AT_FDCWD, "./97/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] unlink("./98/bus/file0" [pid 7997] setpgid(0, 0 [pid 7994] chdir("./bus" [pid 7990] <... futex resumed>) = 0 [pid 7997] <... setpgid resumed>) = 0 [pid 7994] <... chdir resumed>) = 0 [pid 5065] <... openat resumed>) = 5 [pid 5063] <... unlink resumed>) = 0 [pid 7994] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7983, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 5065] newfstatat(5, "", [pid 5063] getdents64(4, [pid 7997] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7994] <... futex resumed>) = 0 [pid 7990] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./99", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7990] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 7990] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] getdents64(5, [pid 5063] close(4 [pid 7990] <... futex resumed>) = 0 [pid 7997] <... openat resumed>) = 3 [pid 7994] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7990] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 3 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... close resumed>) = 0 [pid 7994] <... open resumed>) = 3 [pid 5068] newfstatat(3, "", [pid 5065] getdents64(5, [pid 5063] rmdir("./98/bus" [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 7997] write(3, "1000", 4) = 4 [pid 7997] close(3) = 0 [pid 7997] symlink("/dev/binderfs", "./binderfs" [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] close(5 [pid 5063] <... rmdir resumed>) = 0 [pid 7997] <... symlink resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5063] umount2("./98/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7997] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7994] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 5065] rmdir("./97/file1/work" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7994] <... futex resumed>) = 1 [pid 7990] <... futex resumed>) = 0 [pid 7997] <... futex resumed>) = 0 [pid 7990] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./98/binderfs", [pid 7997] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7994] fcntl(-1, F_SETFL, O_RDONLY [pid 7990] <... futex resumed>) = 0 [pid 7997] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] umount2("./99/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7990] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./97/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7997] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7994] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5063] unlink("./98/binderfs" [pid 7997] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7994] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7997] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7994] <... futex resumed>) = 1 [pid 7990] <... futex resumed>) = 0 [pid 7997] <... mmap resumed>) = 0x7fef411b2000 [pid 7994] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7990] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./97/file1/index", [pid 5063] <... unlink resumed>) = 0 [pid 7997] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7994] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7990] <... futex resumed>) = 0 [pid 7997] <... mprotect resumed>) = 0 [pid 7990] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./98/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7997] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7994] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7994] <... openat resumed>) = 4 [pid 5065] umount2("./97/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./98/file0", [pid 7997] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7994] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7997] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7994] <... futex resumed>) = 1 [pid 7990] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./97/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] umount2("./98/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 7999 attached [pid 7994] sendfile(4, 4, NULL, 7 [pid 7990] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 5 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7990] <... futex resumed>) = 0 [pid 5065] newfstatat(5, "", [pid 5063] openat(AT_FDCWD, "./98/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7999] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 7997] <... clone3 resumed> => {parent_tid=[7999]}, 88) = 7999 [pid 7990] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7999] <... rseq resumed>) = 0 [pid 7997] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... openat resumed>) = 4 [pid 7999] set_robust_list(0x7fef411d29a0, 24 [pid 7997] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7999] <... set_robust_list resumed>) = 0 [pid 7997] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7999] rt_sigprocmask(SIG_SETMASK, [], [pid 7997] <... futex resumed>) = 0 [pid 7999] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7997] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7999] mkdir("./file0", 000 [pid 5063] newfstatat(4, "", [pid 5065] getdents64(5, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(5, [pid 5063] getdents64(4, [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] close(5 [pid 5063] close(4) = 0 [pid 7999] <... mkdir resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5068] <... umount2 resumed>) = 0 [ 121.745869][ T7994] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 121.750930][ T7988] PM: Image not found (code -6) [pid 5068] umount2("./99/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] rmdir("./97/file1/index" [pid 5063] rmdir("./98/file0" [pid 7999] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5065] getdents64(4, [pid 5063] umount2("./98/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./98/file1", [pid 5065] close(4 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... close resumed>) = 0 [pid 5065] rmdir("./97/file1" [pid 7999] <... futex resumed>) = 1 [pid 7997] <... futex resumed>) = 0 [pid 7991] <... sendfile resumed>) = 4 [pid 7989] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] newfstatat(AT_FDCWD, "./99/bus", [pid 5063] umount2("./98/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7999] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7991] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7989] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7997] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7991] <... futex resumed>) = 0 [pid 7989] <... futex resumed>) = 0 [pid 5068] umount2("./99/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7997] <... futex resumed>) = 1 [pid 7989] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7997] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7989] <... mmap resumed>) = 0x7fef41191000 [pid 7999] <... futex resumed>) = 0 [pid 7989] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 7999] mkdir("./bus", 000 [pid 7991] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7989] <... mprotect resumed>) = 0 [pid 7989] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] openat(AT_FDCWD, "./99/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] getdents64(3, [pid 7989] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] openat(AT_FDCWD, "./98/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7999] <... mkdir resumed>) = 0 [pid 7989] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... openat resumed>) = 4 [pid 5065] close(3 [pid 5063] <... openat resumed>) = 4 ./strace-static-x86_64: Process 8002 attached [pid 8002] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 7999] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7989] <... clone3 resumed> => {parent_tid=[8002]}, 88) = 8002 [pid 5065] <... close resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 8002] <... rseq resumed>) = 0 [pid 7999] <... futex resumed>) = 1 [pid 7997] <... futex resumed>) = 0 [pid 7989] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] newfstatat(4, "", [pid 5065] rmdir("./97" [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8002] set_robust_list(0x7fef411b19a0, 24 [pid 7999] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7997] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7989] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 8002] <... set_robust_list resumed>) = 0 [pid 7999] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7997] <... futex resumed>) = 0 [pid 7989] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8002] rt_sigprocmask(SIG_SETMASK, [], [pid 7999] mkdir("./file1", 000 [pid 7997] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7989] <... futex resumed>) = 0 [pid 8002] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7999] <... mkdir resumed>) = 0 [pid 7989] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 8002] sendfile(3, 4, NULL, 281474978811911 [pid 5065] mkdir("./98", 0777 [pid 5063] umount2("./98/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8002] <... sendfile resumed>) = 0 [pid 5068] umount2("./99/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8002] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8002] <... futex resumed>) = 1 [pid 7989] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./99/bus/file0", [pid 5063] newfstatat(AT_FDCWD, "./98/file1/work", [pid 7999] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7989] exit_group(0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7999] <... futex resumed>) = 1 [pid 7997] <... futex resumed>) = 0 [pid 7991] <... futex resumed>) = ? [pid 7989] <... exit_group resumed>) = ? [pid 5065] <... mkdir resumed>) = 0 [pid 5063] umount2("./98/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8002] +++ exited with 0 +++ [pid 7999] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7997] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7991] +++ exited with 0 +++ [pid 7989] +++ exited with 0 +++ [pid 5068] unlink("./99/bus/file0" [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7999] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7997] <... futex resumed>) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./98/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7989, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 7999] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 7997] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, ./strace-static-x86_64: Process 8003 attached 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] umount2("./96", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] close(4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./96", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8003] set_robust_list(0x555555f856a0, 24 [pid 5068] <... close resumed>) = 0 [pid 5060] <... openat resumed>) = 3 [ 121.810692][ T7991] PM: Image not found (code -6) [pid 8003] <... set_robust_list resumed>) = 0 [pid 5068] rmdir("./99/bus" [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 8003 [pid 5063] <... openat resumed>) = 5 [pid 5060] newfstatat(3, "", [pid 8003] chdir("./98" [pid 5068] <... rmdir resumed>) = 0 [pid 5063] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8003] <... chdir resumed>) = 0 [pid 7999] <... mount resumed>) = 0 [pid 7990] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] umount2("./99/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8003] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7999] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7990] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(5, [pid 8003] <... prctl resumed>) = 0 [pid 7997] <... futex resumed>) = 0 [pid 7990] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./99/binderfs", [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(3, [pid 8003] setpgid(0, 0 [pid 7999] <... futex resumed>) = 1 [pid 7997] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7990] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] getdents64(5, [pid 8003] <... setpgid resumed>) = 0 [pid 7999] unlink(NULL [pid 7997] <... futex resumed>) = 0 [pid 7990] <... mmap resumed>) = 0x7fef41191000 [pid 5068] unlink("./99/binderfs" [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 8003] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7999] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 7997] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7990] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] close(5 [pid 5060] umount2("./96/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8003] <... openat resumed>) = 3 [pid 7999] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7997] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7990] <... mprotect resumed>) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 7999] <... futex resumed>) = 0 [pid 7997] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7990] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] umount2("./99/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./98/file1/work" [pid 8003] write(3, "1000", 4 [pid 7999] chdir("./bus" [pid 7997] <... futex resumed>) = 0 [pid 7990] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... rmdir resumed>) = 0 [pid 8003] <... write resumed>) = 4 [pid 7997] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7990] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] newfstatat(AT_FDCWD, "./99/file0", ./strace-static-x86_64: Process 8005 attached [pid 8003] close(3 [pid 7999] <... chdir resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8005] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8003] <... close resumed>) = 0 [pid 7999] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7990] <... clone3 resumed> => {parent_tid=[8005]}, 88) = 8005 [pid 5068] umount2("./99/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./98/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8005] <... rseq resumed>) = 0 [pid 8003] symlink("/dev/binderfs", "./binderfs" [pid 7999] <... futex resumed>) = 1 [pid 7997] <... futex resumed>) = 0 [pid 7990] rt_sigprocmask(SIG_SETMASK, [], [pid 8005] set_robust_list(0x7fef411b19a0, 24 [pid 7999] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7997] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7990] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8005] <... set_robust_list resumed>) = 0 [pid 7999] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7997] <... futex resumed>) = 0 [pid 7990] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8005] rt_sigprocmask(SIG_SETMASK, [], [pid 7999] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 7997] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7990] <... futex resumed>) = 0 [pid 8005] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7990] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8005] sendfile(3, 4, NULL, 281474978811911 [pid 5068] openat(AT_FDCWD, "./99/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 7999] <... open resumed>) = 3 [pid 5068] <... openat resumed>) = 4 [pid 5068] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5068] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] close(4) = 0 [pid 5068] rmdir("./99/file0") = 0 [pid 5063] newfstatat(AT_FDCWD, "./98/file1/index", [pid 8003] <... symlink resumed>) = 0 [pid 8003] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8003] <... futex resumed>) = 0 [pid 7999] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./99/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./98/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8003] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7999] <... futex resumed>) = 1 [pid 7997] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 7997] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8003] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7999] fcntl(-1, F_SETFL, O_RDONLY [pid 7997] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./99/file1", [pid 5063] openat(AT_FDCWD, "./98/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8003] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7999] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 7997] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7994] <... sendfile resumed>) = 4 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... openat resumed>) = 5 [pid 8003] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7999] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7997] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7994] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./99/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(5, "", [pid 8003] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 7999] <... futex resumed>) = 0 [pid 7997] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7994] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8003] <... mmap resumed>) = 0x7fef411b2000 [pid 7999] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5063] getdents64(5, [pid 8005] <... sendfile resumed>) = 4 [pid 8003] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 7999] <... openat resumed>) = 4 [pid 7997] <... futex resumed>) = 0 [pid 7994] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] openat(AT_FDCWD, "./99/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... umount2 resumed>) = 0 [pid 8005] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8003] <... mprotect resumed>) = 0 [pid 7999] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7997] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 4 [pid 5063] getdents64(5, [pid 5060] umount2("./96/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8005] <... futex resumed>) = 1 [pid 8003] rt_sigprocmask(SIG_BLOCK, ~[], [pid 7999] <... futex resumed>) = 0 [pid 7997] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7990] <... futex resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8005] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8003] <... rt_sigprocmask resumed>[], 8) = 0 [pid 7999] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 7997] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7990] exit_group(0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] close(5 [pid 5060] newfstatat(AT_FDCWD, "./96/bus", [pid 8005] <... futex resumed>) = ? [pid 8003] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 7999] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 7997] <... futex resumed>) = 0 [pid 7994] <... futex resumed>) = ? [pid 7990] <... exit_group resumed>) = ? [pid 5068] getdents64(4, [pid 5063] <... close resumed>) = 0 [pid 7999] sendfile(4, 4, NULL, 7 [pid 5063] rmdir("./98/file1/index" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 8006 attached [pid 8005] +++ exited with 0 +++ [pid 8003] <... clone3 resumed> => {parent_tid=[8006]}, 88) = 8006 [pid 7997] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7994] +++ exited with 0 +++ [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] umount2("./96/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8003] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] getdents64(4, [pid 8006] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8003] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] umount2("./99/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8006] <... rseq resumed>) = 0 [pid 8003] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] close(4 [pid 5060] openat(AT_FDCWD, "./96/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8006] set_robust_list(0x7fef411d29a0, 24 [pid 8003] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./99/file1/work", [pid 5063] <... close resumed>) = 0 [pid 8006] <... set_robust_list resumed>) = 0 [pid 8003] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... openat resumed>) = 4 [pid 8006] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] rmdir("./98/file1" [pid 5060] newfstatat(4, "", [pid 8006] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 7990] +++ exited with 0 +++ [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7990, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8006] mkdir("./file0", 000 [pid 5068] umount2("./99/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 5060] getdents64(4, [pid 5063] getdents64(3, 0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] close(3 [pid 8006] <... mkdir resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5068] openat(AT_FDCWD, "./99/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... close resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5062] umount2("./97", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] newfstatat(5, "", [pid 5063] rmdir("./98" [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 8006] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(3, "", [pid 5060] umount2("./96/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8006] <... futex resumed>) = 1 [pid 8003] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8003] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 5062] getdents64(3, [pid 8006] mkdir("./bus", 000 [pid 8003] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8003] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] umount2("./97/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8006] <... mkdir resumed>) = 0 [pid 5068] getdents64(5, [pid 5063] mkdir("./99", 0777 [pid 5060] newfstatat(AT_FDCWD, "./96/bus/file0", [pid 8006] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8006] <... futex resumed>) = 1 [pid 8003] <... futex resumed>) = 0 [pid 5068] close(5 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8003] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 8003] <... futex resumed>) = 0 [pid 8003] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./99/file1/work" [pid 8006] mkdir("./file1", 000 [pid 5060] unlink("./96/bus/file0" [pid 8006] <... mkdir resumed>) = 0 [pid 5063] <... mkdir resumed>) = 0 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8006] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 5062] <... umount2 resumed>) = 0 [ 121.840225][ T7999] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 121.868350][ T7994] PM: Image not found (code -6) [pid 5068] umount2("./99/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 8009 attached [pid 8006] <... futex resumed>) = 1 [pid 8003] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./97/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 8009] set_robust_list(0x555555f856a0, 24 [pid 5068] newfstatat(AT_FDCWD, "./99/file1/index", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8009] <... set_robust_list resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] newfstatat(AT_FDCWD, "./97/bus", [pid 8009] chdir("./99" [pid 5068] umount2("./99/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8009] <... chdir resumed>) = 0 [pid 8006] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8003] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 7999] <... sendfile resumed>) = 4 [pid 5068] openat(AT_FDCWD, "./99/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 8009 [pid 5062] umount2("./97/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8003] <... futex resumed>) = 0 [pid 8003] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] close(4 [pid 8009] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 7997] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... openat resumed>) = 5 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... close resumed>) = 0 [pid 8009] <... prctl resumed>) = 0 [pid 7997] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./97/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] rmdir("./96/bus" [pid 8009] setpgid(0, 0 [pid 7997] <... futex resumed>) = 0 [pid 5068] newfstatat(5, "", [pid 5062] <... openat resumed>) = 4 [pid 8009] <... setpgid resumed>) = 0 [pid 7997] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] newfstatat(4, "", [pid 8009] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 7997] <... mmap resumed>) = 0x7fef41191000 [pid 5068] getdents64(5, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 7999] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... rmdir resumed>) = 0 [pid 8009] <... openat resumed>) = 3 [pid 7999] <... futex resumed>) = 0 [pid 7997] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] getdents64(4, [pid 5060] umount2("./96/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 7999] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./96/binderfs", [pid 8009] write(3, "1000", 4 [pid 7997] <... mprotect resumed>) = 0 [pid 5068] getdents64(5, [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8009] <... write resumed>) = 4 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./97/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] unlink("./96/binderfs" [pid 8009] close(3 [pid 7997] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] close(5 [pid 8009] <... close resumed>) = 0 [pid 7997] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... close resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8009] symlink("/dev/binderfs", "./binderfs" [pid 7997] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] rmdir("./99/file1/index" [pid 5062] newfstatat(AT_FDCWD, "./97/bus/file0", [pid 8009] <... symlink resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 5060] umount2("./96/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 8010 attached [pid 8009] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 7997] <... clone3 resumed> => {parent_tid=[8010]}, 88) = 8010 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8010] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8009] <... futex resumed>) = 0 [pid 7997] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] getdents64(4, [pid 5062] unlink("./97/bus/file0" [pid 5060] newfstatat(AT_FDCWD, "./96/file0", [pid 8010] <... rseq resumed>) = 0 [pid 8009] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 7997] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 8010] set_robust_list(0x7fef411b19a0, 24 [pid 8009] <... rt_sigaction resumed>NULL, 8) = 0 [pid 7997] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8010] <... set_robust_list resumed>) = 0 [pid 5060] umount2("./96/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8010] rt_sigprocmask(SIG_SETMASK, [], [ 121.920418][ T7999] PM: Image not found (code -6) [pid 8009] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 7997] <... futex resumed>) = 0 [pid 5068] close(4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8010] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8009] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 7997] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 5062] getdents64(4, [pid 5060] openat(AT_FDCWD, "./96/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8010] sendfile(3, 4, NULL, 281474978811911 [pid 8009] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] rmdir("./99/file1" [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8010] <... sendfile resumed>) = 0 [pid 8009] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] close(4 [pid 8010] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8009] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8010] <... futex resumed>) = 1 [pid 7997] <... futex resumed>) = 0 [pid 7997] exit_group(0) = ? [pid 5062] <... close resumed>) = 0 [pid 8009] <... mprotect resumed>) = 0 [pid 5062] rmdir("./97/bus" [pid 8010] +++ exited with 0 +++ [pid 5068] getdents64(3, [pid 5062] <... rmdir resumed>) = 0 [pid 8009] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5068] close(3) = 0 [pid 8009] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] rmdir("./99" [pid 8009] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] <... rmdir resumed>) = 0 [pid 5062] umount2("./97/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 8011 attached [pid 8011] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8011] set_robust_list(0x7fef411d29a0, 24 [pid 8009] <... clone3 resumed> => {parent_tid=[8011]}, 88) = 8011 [pid 5062] newfstatat(AT_FDCWD, "./97/binderfs", [pid 8011] <... set_robust_list resumed>) = 0 [pid 8009] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8011] rt_sigprocmask(SIG_SETMASK, [], [pid 8009] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] mkdir("./100", 0777 [pid 5062] unlink("./97/binderfs" [pid 8011] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8009] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... mkdir resumed>) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 8011] mkdir("./file0", 000 [pid 8009] <... futex resumed>) = 0 [pid 8009] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8011] <... mkdir resumed>) = 0 [pid 8006] <... mount resumed>) = 0 [pid 7999] <... futex resumed>) = ? [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] umount2("./97/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... openat resumed>) = 4 [pid 8006] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8006] <... futex resumed>) = 1 [pid 8003] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./97/file0", [pid 5060] newfstatat(4, "", [pid 8006] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8003] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8011] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8011] <... futex resumed>) = 1 [pid 8006] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8003] <... futex resumed>) = 0 [pid 8011] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8006] unlink(NULL [pid 8003] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8006] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8006] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8003] <... futex resumed>) = 0 [pid 8006] chdir("./bus" [pid 8003] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8006] <... chdir resumed>) = 0 [pid 8003] <... futex resumed>) = 0 [pid 8003] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8006] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8003] <... futex resumed>) = 0 [pid 8006] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8003] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8006] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8003] <... futex resumed>) = 0 [pid 8006] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8003] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 7999] +++ exited with 0 +++ [pid 7997] +++ exited with 0 +++ [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=7997, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5061] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 8009] <... futex resumed>) = 0 [pid 5062] umount2("./97/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8009] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8012 attached [pid 8011] <... futex resumed>) = 0 [pid 8009] <... futex resumed>) = 1 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(4, [pid 8012] set_robust_list(0x555555f856a0, 24 [pid 8011] mkdir("./bus", 000 [pid 8009] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] openat(AT_FDCWD, "./97/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] umount2("./97", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8012] <... set_robust_list resumed>) = 0 [pid 8006] <... open resumed>) = 3 [pid 5062] <... openat resumed>) = 4 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8012] chdir("./100" [pid 8011] <... mkdir resumed>) = 0 [pid 8006] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 8012 [pid 5062] newfstatat(4, "", [pid 5061] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(4, [pid 8011] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8006] <... futex resumed>) = 1 [pid 8003] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... openat resumed>) = 3 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8012] <... chdir resumed>) = 0 [pid 8011] <... futex resumed>) = 1 [pid 8009] <... futex resumed>) = 0 [pid 8006] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8003] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 5061] newfstatat(3, "", [pid 5060] close(4 [pid 8012] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8011] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8009] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8006] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8003] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... close resumed>) = 0 [pid 8012] <... prctl resumed>) = 0 [pid 8011] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8009] <... futex resumed>) = 0 [pid 8006] fcntl(-1, F_SETFL, O_RDONLY [pid 8003] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(4, [pid 5061] getdents64(3, [pid 5060] rmdir("./96/file0" [pid 8012] setpgid(0, 0 [pid 8011] mkdir("./file1", 000 [pid 8009] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8006] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 8006] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] close(4 [pid 5061] umount2("./97/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 8006] <... futex resumed>) = 1 [pid 8003] <... futex resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 8006] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] rmdir("./97/file0" [pid 5060] umount2("./96/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8012] <... setpgid resumed>) = 0 [pid 8006] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8003] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... rmdir resumed>) = 0 [pid 8012] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8006] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8003] <... futex resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8003] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8006] <... openat resumed>) = 4 [pid 5060] newfstatat(AT_FDCWD, "./96/file1", [pid 5062] umount2("./97/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8006] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8006] <... futex resumed>) = 1 [pid 8003] <... futex resumed>) = 0 [pid 5060] umount2("./96/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8003] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8006] sendfile(4, 4, NULL, 7 [pid 8003] <... futex resumed>) = 0 [pid 8011] <... mkdir resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./97/file1", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8012] <... openat resumed>) = 3 [pid 8011] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8003] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8012] write(3, "1000", 4 [pid 8011] <... futex resumed>) = 1 [pid 8009] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] openat(AT_FDCWD, "./96/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8009] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... openat resumed>) = 4 [pid 8009] <... futex resumed>) = 0 [pid 8011] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5062] umount2("./97/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8009] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(4, "", [pid 8012] <... write resumed>) = 4 [pid 5062] openat(AT_FDCWD, "./97/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8012] close(3 [pid 5062] <... openat resumed>) = 4 [ 121.943145][ T8006] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5060] getdents64(4, [pid 5062] newfstatat(4, "", [pid 8012] <... close resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8012] symlink("/dev/binderfs", "./binderfs" [pid 8011] <... mount resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./96/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] newfstatat(AT_FDCWD, "./96/file1/work", [pid 5062] umount2("./97/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./96/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(AT_FDCWD, "./97/file1/work", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] openat(AT_FDCWD, "./96/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5062] umount2("./97/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(5, "", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] openat(AT_FDCWD, "./97/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(5, [pid 8011] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 5 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8011] <... futex resumed>) = 1 [pid 8009] <... futex resumed>) = 0 [pid 5062] newfstatat(5, "", [pid 5060] getdents64(5, [pid 8012] <... symlink resumed>) = 0 [pid 8011] unlink(NULL [pid 8009] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(5) = 0 [pid 5060] rmdir("./96/file1/work" [pid 8012] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8011] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8009] <... futex resumed>) = 0 [pid 5062] getdents64(5, [pid 5061] <... umount2 resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 8012] <... futex resumed>) = 0 [pid 8011] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8009] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8012] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8011] <... futex resumed>) = 0 [pid 8009] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] umount2("./96/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8012] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8011] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8009] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(5, [pid 5061] umount2("./97/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8012] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8011] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8009] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8012] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8011] chdir("./bus" [pid 8009] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] close(5 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8012] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8011] <... chdir resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./97/bus", [pid 5060] newfstatat(AT_FDCWD, "./96/file1/index", [pid 8012] <... mmap resumed>) = 0x7fef411b2000 [pid 8011] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] rmdir("./97/file1/work" [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8012] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8011] <... futex resumed>) = 1 [pid 8009] <... futex resumed>) = 0 [pid 8012] <... mprotect resumed>) = 0 [pid 8011] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8009] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] umount2("./97/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./96/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8009] <... futex resumed>) = 0 [pid 8009] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./97/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./96/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8011] <... open resumed>) = 3 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./97/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... openat resumed>) = 5 [pid 8012] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8011] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./97/file1/index", [pid 5061] <... openat resumed>) = 4 [pid 5060] newfstatat(5, "", [pid 8012] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8011] <... futex resumed>) = 1 [pid 8009] <... futex resumed>) = 0 [pid 5061] newfstatat(4, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8012] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8011] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8009] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8009] <... futex resumed>) = 0 [pid 5062] umount2("./97/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, ./strace-static-x86_64: Process 8015 attached [pid 8011] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8009] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] getdents64(4, [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8015] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8012] <... clone3 resumed> => {parent_tid=[8015]}, 88) = 8015 [pid 8011] fcntl(-1, F_SETFL, O_RDONLY [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8015] <... rseq resumed>) = 0 [pid 8012] rt_sigprocmask(SIG_SETMASK, [], [pid 8011] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5062] openat(AT_FDCWD, "./97/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] getdents64(5, [pid 8015] set_robust_list(0x7fef411d29a0, 24 [pid 8012] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8011] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 5 [pid 5061] umount2("./97/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8015] <... set_robust_list resumed>) = 0 [pid 8012] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8011] <... futex resumed>) = 1 [pid 8009] <... futex resumed>) = 0 [pid 5062] newfstatat(5, "", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] close(5 [pid 8015] rt_sigprocmask(SIG_SETMASK, [], [pid 8012] <... futex resumed>) = 0 [pid 8011] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8009] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] newfstatat(AT_FDCWD, "./97/bus/file0", [pid 5060] <... close resumed>) = 0 [pid 8015] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8012] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8011] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8009] <... futex resumed>) = 0 [pid 5062] getdents64(5, [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] rmdir("./96/file1/index" [pid 8015] mkdir("./file0", 000 [pid 8011] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8009] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] unlink("./97/bus/file0" [pid 8011] <... openat resumed>) = 4 [pid 5060] <... rmdir resumed>) = 0 [pid 8015] <... mkdir resumed>) = 0 [pid 5062] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] close(5 [pid 5060] getdents64(4, [pid 8011] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... close resumed>) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 8015] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8011] <... futex resumed>) = 1 [pid 8009] <... futex resumed>) = 0 [pid 5062] rmdir("./97/file1/index" [pid 5061] getdents64(4, [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8015] <... futex resumed>) = 1 [pid 8012] <... futex resumed>) = 0 [pid 8011] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8009] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4 [pid 8012] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8011] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8009] <... futex resumed>) = 0 [pid 8009] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8012] <... futex resumed>) = 0 [pid 8011] sendfile(4, 4, NULL, 7 [pid 8012] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... close resumed>) = 0 [pid 5061] close(4 [pid 5060] rmdir("./96/file1" [pid 8015] mkdir("./bus", 000 [pid 5062] getdents64(4, [pid 5061] <... close resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] close(4) = 0 [pid 5061] rmdir("./97/bus" [pid 5062] rmdir("./97/file1" [pid 5060] getdents64(3, [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 8015] <... mkdir resumed>) = 0 [ 121.993821][ T8011] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5061] umount2("./97/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8015] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8003] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] getdents64(3, [pid 5060] close(3 [pid 8015] <... futex resumed>) = 1 [pid 8012] <... futex resumed>) = 0 [pid 8003] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8015] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8012] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8003] <... futex resumed>) = 0 [pid 8015] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8012] <... futex resumed>) = 0 [pid 8003] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] newfstatat(AT_FDCWD, "./97/binderfs", [pid 8015] mkdir("./file1", 000 [pid 8012] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8003] <... mmap resumed>) = 0x7fef41191000 [pid 8003] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... close resumed>) = 0 [pid 8015] <... mkdir resumed>) = 0 [pid 5062] close(3 [pid 5060] rmdir("./96" [pid 8015] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8003] <... mprotect resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] unlink("./97/binderfs" [pid 5060] <... rmdir resumed>) = 0 [pid 8015] <... futex resumed>) = 1 [pid 8012] <... futex resumed>) = 0 [pid 8003] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] rmdir("./97" [pid 8012] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8003] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8015] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8012] <... futex resumed>) = 0 [pid 8006] <... sendfile resumed>) = 4 [pid 8003] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 8017 attached [pid 8012] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] umount2("./97/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] mkdir("./97", 0777 [pid 8017] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8003] <... clone3 resumed> => {parent_tid=[8017]}, 88) = 8017 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8017] <... rseq resumed>) = 0 [pid 8006] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8003] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] mkdir("./98", 0777 [pid 5061] newfstatat(AT_FDCWD, "./97/file0", [pid 8017] set_robust_list(0x7fef411b19a0, 24 [pid 8006] <... futex resumed>) = 0 [pid 8003] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... mkdir resumed>) = 0 [pid 5060] <... mkdir resumed>) = 0 [pid 8017] <... set_robust_list resumed>) = 0 [pid 8003] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8017] rt_sigprocmask(SIG_SETMASK, [], [pid 8003] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8017] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8017] sendfile(3, 4, NULL, 281474978811911) = 0 [pid 8006] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] umount2("./97/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8017] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8017] <... futex resumed>) = 1 [pid 8003] <... futex resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./97/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8003] exit_group(0./strace-static-x86_64: Process 8018 attached [pid 8006] <... futex resumed>) = ? [pid 8003] <... exit_group resumed>) = ? [pid 5061] <... openat resumed>) = 4 [pid 8017] +++ exited with 0 +++ [pid 8006] +++ exited with 0 +++ [pid 8018] set_robust_list(0x555555f856a0, 24 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 8018 [pid 8018] <... set_robust_list resumed>) = 0 [pid 8018] chdir("./97" [pid 5061] newfstatat(4, "", ./strace-static-x86_64: Process 8019 attached [pid 8018] <... chdir resumed>) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 8019 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8019] set_robust_list(0x555555f856a0, 24 [pid 8018] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8003] +++ exited with 0 +++ [pid 5061] getdents64(4, [pid 8018] setpgid(0, 0 [pid 8019] <... set_robust_list resumed>) = 0 [pid 8018] <... setpgid resumed>) = 0 [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8003, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 8019] chdir("./98" [pid 8018] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] restart_syscall(<... resuming interrupted clone ...> [pid 5061] getdents64(4, [pid 5065] <... restart_syscall resumed>) = 0 [ 122.039557][ T8006] PM: Image not found (code -6) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8018] <... openat resumed>) = 3 [pid 5065] umount2("./98", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8018] write(3, "1000", 4 [pid 5065] <... openat resumed>) = 3 [pid 8018] <... write resumed>) = 4 [pid 8018] close(3) = 0 [pid 5065] newfstatat(3, "", [pid 8018] symlink("/dev/binderfs", "./binderfs" [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8018] <... symlink resumed>) = 0 [pid 5065] getdents64(3, 0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] umount2("./98/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8018] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8018] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 8018] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8018] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 8018] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8019] <... chdir resumed>) = 0 [pid 8015] <... mount resumed>) = 0 [pid 5061] close(4 [pid 8019] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8018] <... mprotect resumed>) = 0 [pid 8015] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8019] <... prctl resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 8015] <... futex resumed>) = 1 [pid 8019] setpgid(0, 0 [pid 8018] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8015] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8012] <... futex resumed>) = 0 [pid 8009] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] rmdir("./97/file0" [pid 8019] <... setpgid resumed>) = 0 [pid 8012] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8009] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8018] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8018] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8015] <... futex resumed>) = 0 [pid 8012] <... futex resumed>) = 1 [pid 8009] <... futex resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 8019] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8015] unlink(NULL [pid 8012] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8009] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] umount2("./97/file1", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 8020 attached [pid 8019] <... openat resumed>) = 3 [pid 8015] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8009] <... mmap resumed>) = 0x7fef41191000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8020] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 5061] newfstatat(AT_FDCWD, "./97/file1", [pid 8020] <... rseq resumed>) = 0 [pid 8018] <... clone3 resumed> => {parent_tid=[8020]}, 88) = 8020 [pid 8015] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8009] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 8020] set_robust_list(0x7fef411d29a0, 24 [pid 8019] write(3, "1000", 4 [pid 8015] <... futex resumed>) = 1 [pid 8012] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8020] <... set_robust_list resumed>) = 0 [pid 8019] <... write resumed>) = 4 [pid 8018] rt_sigprocmask(SIG_SETMASK, [], [pid 8015] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8012] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8009] <... mprotect resumed>) = 0 [pid 8020] rt_sigprocmask(SIG_SETMASK, [], [pid 8018] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8009] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8012] <... futex resumed>) = 0 [pid 5061] umount2("./97/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8015] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8020] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8018] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8009] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8020] mkdir("./file0", 000 [pid 8019] close(3 [pid 8018] <... futex resumed>) = 0 [pid 8015] chdir("./bus" [pid 8012] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8009] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8021 attached [pid 8019] <... close resumed>) = 0 [pid 8018] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8015] <... chdir resumed>) = 0 [pid 8021] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8019] symlink("/dev/binderfs", "./binderfs" [pid 8015] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8009] <... clone3 resumed> => {parent_tid=[8021]}, 88) = 8021 [pid 5061] openat(AT_FDCWD, "./97/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8021] <... rseq resumed>) = 0 [pid 8020] <... mkdir resumed>) = 0 [pid 8019] <... symlink resumed>) = 0 [pid 8015] <... futex resumed>) = 1 [pid 8012] <... futex resumed>) = 0 [pid 8009] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... umount2 resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 8021] set_robust_list(0x7fef411b19a0, 24 [pid 8020] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8019] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8015] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8012] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8009] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] umount2("./98/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(4, "", [pid 8021] <... set_robust_list resumed>) = 0 [pid 8020] <... futex resumed>) = 1 [pid 8019] <... futex resumed>) = 0 [pid 8018] <... futex resumed>) = 0 [pid 8015] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8012] <... futex resumed>) = 0 [pid 8009] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8021] rt_sigprocmask(SIG_SETMASK, [], [pid 8020] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8019] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8018] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8015] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8012] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8009] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./98/bus", [pid 5061] getdents64(4, [pid 8021] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8020] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8019] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8018] <... futex resumed>) = 0 [pid 8015] <... open resumed>) = 3 [pid 8009] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8021] sendfile(3, 4, NULL, 281474978811911 [pid 8020] mkdir("./bus", 000 [pid 8019] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8018] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./98/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./97/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8019] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8019] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] newfstatat(AT_FDCWD, "./97/file1/work", [pid 8020] <... mkdir resumed>) = 0 [pid 8019] <... mmap resumed>) = 0x7fef411b2000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8019] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8015] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./97/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8019] <... mprotect resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./98/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8020] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8019] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8015] <... futex resumed>) = 1 [pid 8012] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5061] openat(AT_FDCWD, "./97/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8020] <... futex resumed>) = 1 [pid 8019] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8018] <... futex resumed>) = 0 [pid 8015] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8012] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... openat resumed>) = 5 [pid 8020] mkdir("./file1", 000 [pid 8019] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8018] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8015] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8012] <... futex resumed>) = 0 [pid 5065] newfstatat(4, "", [pid 5061] newfstatat(5, "", ./strace-static-x86_64: Process 8023 attached [pid 8018] <... futex resumed>) = 0 [pid 8015] fcntl(-1, F_SETFL, O_RDONLY [pid 8012] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8023] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8019] <... clone3 resumed> => {parent_tid=[8023]}, 88) = 8023 [pid 8018] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8015] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5061] getdents64(5, [pid 8023] <... rseq resumed>) = 0 [pid 8020] <... mkdir resumed>) = 0 [pid 8019] rt_sigprocmask(SIG_SETMASK, [], [pid 8015] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8023] set_robust_list(0x7fef411d29a0, 24 [pid 8020] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8019] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8015] <... futex resumed>) = 1 [pid 8012] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] getdents64(5, [pid 8023] <... set_robust_list resumed>) = 0 [pid 8020] <... futex resumed>) = 1 [pid 8019] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8018] <... futex resumed>) = 0 [pid 8015] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8012] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./98/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8023] rt_sigprocmask(SIG_SETMASK, [], [pid 8020] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8019] <... futex resumed>) = 0 [pid 8018] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8015] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8012] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] close(5 [pid 8023] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8020] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8019] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8018] <... futex resumed>) = 0 [pid 8015] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8012] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(AT_FDCWD, "./98/bus/file0", [pid 5061] <... close resumed>) = 0 [pid 8023] mkdir("./file0", 000 [pid 8020] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8018] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8015] <... openat resumed>) = 4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] rmdir("./97/file1/work") = 0 [pid 5061] umount2("./97/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8015] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./97/file1/index", [pid 8015] <... futex resumed>) = 1 [pid 8012] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8012] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./97/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8015] sendfile(4, 4, NULL, 7 [pid 8012] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8012] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] openat(AT_FDCWD, "./97/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5061] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 122.063617][ T8015] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5061] getdents64(5, [pid 8023] <... mkdir resumed>) = 0 [pid 8020] <... mount resumed>) = 0 [pid 5065] unlink("./98/bus/file0" [pid 8023] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 5065] <... unlink resumed>) = 0 [pid 8023] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8020] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 8020] <... futex resumed>) = 1 [pid 8018] <... futex resumed>) = 0 [pid 8018] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8020] unlink(NULL [pid 8018] <... futex resumed>) = 0 [pid 5065] close(4 [pid 8018] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8020] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5065] <... close resumed>) = 0 [pid 8020] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] rmdir("./98/bus" [pid 8020] <... futex resumed>) = 1 [pid 8018] <... futex resumed>) = 0 [pid 8018] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8018] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8020] chdir("./bus") = 0 [pid 8020] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8018] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 8020] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8018] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./98/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8020] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8019] <... futex resumed>) = 0 [pid 8018] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8020] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(5, [pid 5065] newfstatat(AT_FDCWD, "./98/binderfs", [pid 8019] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8018] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8023] <... futex resumed>) = 0 [pid 8021] <... sendfile resumed>) = 4 [pid 8019] <... futex resumed>) = 1 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] close(5 [pid 8023] mkdir("./bus", 000 [pid 8021] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8020] <... open resumed>) = 3 [pid 8011] <... sendfile resumed>) = 4 [pid 8021] <... futex resumed>) = 1 [pid 8019] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8011] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8009] <... futex resumed>) = 0 [pid 5065] unlink("./98/binderfs" [pid 5061] <... close resumed>) = 0 [pid 8021] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8011] <... futex resumed>) = 0 [pid 8009] exit_group(0 [pid 8023] <... mkdir resumed>) = 0 [pid 8021] <... futex resumed>) = ? [pid 8009] <... exit_group resumed>) = ? [pid 5061] rmdir("./97/file1/index" [pid 8023] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8021] +++ exited with 0 +++ [pid 8020] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8011] +++ exited with 0 +++ [pid 8009] +++ exited with 0 +++ [pid 5065] <... unlink resumed>) = 0 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8009, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5063] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 8023] <... futex resumed>) = 1 [pid 8020] <... futex resumed>) = 1 [pid 8019] <... futex resumed>) = 0 [pid 8018] <... futex resumed>) = 0 [pid 5065] umount2("./98/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 8023] mkdir("./file1", 000 [pid 8020] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8019] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8018] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./99", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8019] <... futex resumed>) = 0 [pid 8018] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./98/file0", [pid 8020] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8019] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8018] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8020] fcntl(-1, F_SETFL, O_RDONLY) = -1 EBADF (Bad file descriptor) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8020] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8020] <... futex resumed>) = 1 [pid 8018] <... futex resumed>) = 0 [pid 5063] <... openat resumed>) = 3 [pid 8023] <... mkdir resumed>) = 0 [pid 8020] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8018] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./98/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(3, "", [pid 5061] getdents64(4, [pid 8020] <... openat resumed>) = 4 [pid 8018] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8023] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8020] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8018] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] openat(AT_FDCWD, "./98/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] getdents64(3, [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8023] <... futex resumed>) = 1 [pid 8020] <... futex resumed>) = 0 [pid 8019] <... futex resumed>) = 0 [pid 8018] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... openat resumed>) = 4 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 8023] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8020] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8019] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8018] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(4, "", [pid 5063] umount2("./99/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(4 [pid 8020] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8019] <... futex resumed>) = 0 [pid 8020] sendfile(4, 4, NULL, 7 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8018] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 8018] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... close resumed>) = 0 [pid 5061] rmdir("./97/file1" [pid 8019] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8023] <... mount resumed>) = 0 [pid 8012] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] <... rmdir resumed>) = 0 [pid 8023] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8012] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 5061] getdents64(3, [pid 8023] <... futex resumed>) = 1 [pid 8019] <... futex resumed>) = 0 [pid 8012] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 8023] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8019] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8012] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] close(4 [pid 5061] close(3 [pid 8023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8019] <... futex resumed>) = 0 [pid 8012] <... mmap resumed>) = 0x7fef41191000 [pid 5065] <... close resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 8023] unlink(NULL [pid 8019] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8012] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] rmdir("./98/file0" [pid 5061] rmdir("./97" [pid 8023] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8012] <... mprotect resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 8023] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./98/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] mkdir("./98", 0777 [pid 8023] <... futex resumed>) = 1 [pid 8019] <... futex resumed>) = 0 [pid 8012] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./99/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... mkdir resumed>) = 0 [pid 8023] chdir("./bus" [pid 8019] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8012] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] newfstatat(AT_FDCWD, "./98/file1", [pid 8023] <... chdir resumed>) = 0 [pid 8019] <... futex resumed>) = 0 [pid 8012] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8026 attached [pid 8023] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8019] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 122.117468][ T8020] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 122.120585][ T8011] PM: Image not found (code -6) [ 122.150881][ T8023] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5065] umount2("./98/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./99/bus", [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8026] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8023] <... futex resumed>) = 0 [pid 8019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8012] <... clone3 resumed> => {parent_tid=[8026]}, 88) = 8026 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8023] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8019] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8012] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] openat(AT_FDCWD, "./98/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8019] <... futex resumed>) = 0 [pid 8012] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5065] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] umount2("./98/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./98/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./98/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./98/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 8023] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8019] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8012] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8012] <... futex resumed>) = 0 [pid 8012] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 8027 attached [pid 8026] <... rseq resumed>) = 0 [pid 8023] <... open resumed>) = 3 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8027] set_robust_list(0x555555f856a0, 24 [pid 8026] set_robust_list(0x7fef411b19a0, 24 [pid 5063] umount2("./99/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8027] <... set_robust_list resumed>) = 0 [pid 8026] <... set_robust_list resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8026] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] getdents64(5, [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 8027 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] close(5) = 0 [pid 8023] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] rmdir("./98/file1/work" [pid 8027] chdir("./98" [pid 8026] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8023] <... futex resumed>) = 1 [pid 8019] <... futex resumed>) = 0 [pid 8015] <... sendfile resumed>) = 4 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./99/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8026] sendfile(3, 4, NULL, 281474978811911 [pid 8023] fcntl(-1, F_SETFL, O_RDONLY [pid 8019] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8026] <... sendfile resumed>) = 0 [pid 8023] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8019] <... futex resumed>) = 0 [pid 8015] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./98/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... openat resumed>) = 4 [pid 8027] <... chdir resumed>) = 0 [pid 8026] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8023] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8019] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8015] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(4, "", [pid 8027] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8026] <... futex resumed>) = 1 [pid 8023] <... futex resumed>) = 0 [pid 8019] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8015] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8012] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./98/file1/index", [pid 8027] <... prctl resumed>) = 0 [pid 8026] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8023] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8019] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8012] exit_group(0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8027] setpgid(0, 0 [pid 8026] <... futex resumed>) = ? [pid 8023] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8019] <... futex resumed>) = 0 [pid 8015] <... futex resumed>) = ? [pid 8012] <... exit_group resumed>) = ? [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] getdents64(4, [pid 8027] <... setpgid resumed>) = 0 [pid 8026] +++ exited with 0 +++ [pid 8023] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8019] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8015] +++ exited with 0 +++ [pid 8012] +++ exited with 0 +++ [pid 5065] umount2("./98/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8027] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8023] <... openat resumed>) = 4 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8012, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] umount2("./99/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./98/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5065] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8023] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./100", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8023] <... futex resumed>) = 1 [pid 8019] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(5, [pid 8023] sendfile(4, 4, NULL, 7 [pid 8019] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8019] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 3 [pid 5065] close(5 [pid 8019] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(3, "", [pid 5065] <... close resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(3, [pid 5065] rmdir("./98/file1/index" [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] <... rmdir resumed>) = 0 [pid 5068] umount2("./100/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8027] <... openat resumed>) = 3 [pid 5063] newfstatat(AT_FDCWD, "./99/bus/file0", [pid 5065] getdents64(4, [pid 8027] write(3, "1000", 4 [pid 8018] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... umount2 resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8027] <... write resumed>) = 4 [pid 8018] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./100/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] unlink("./99/bus/file0" [pid 8027] close(3 [pid 8018] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] close(4 [pid 8027] <... close resumed>) = 0 [pid 8018] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] newfstatat(AT_FDCWD, "./100/bus", [pid 5065] <... close resumed>) = 0 [pid 5063] <... unlink resumed>) = 0 [ 122.184116][ T8015] PM: Image not found (code -6) [pid 8027] symlink("/dev/binderfs", "./binderfs" [pid 8018] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] rmdir("./98/file1" [pid 5063] getdents64(4, [pid 8027] <... symlink resumed>) = 0 [pid 8018] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] umount2("./100/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8027] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] close(4 [pid 8027] <... futex resumed>) = 0 [pid 8027] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8018] <... mprotect resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [pid 8027] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] openat(AT_FDCWD, "./100/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] rmdir("./99/bus" [pid 8027] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8018] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... openat resumed>) = 4 [pid 5065] getdents64(3, [pid 8027] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8018] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] newfstatat(4, "", [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 8027] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8018] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] close(3 [pid 5063] umount2("./99/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8027] <... mmap resumed>) = 0x7fef411b2000 [pid 8027] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] getdents64(4, [pid 5065] <... close resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8030 attached [pid 8027] <... mprotect resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] newfstatat(AT_FDCWD, "./99/binderfs", [pid 8030] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8027] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8018] <... clone3 resumed> => {parent_tid=[8030]}, 88) = 8030 [pid 5068] umount2("./100/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] rmdir("./98" [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8030] <... rseq resumed>) = 0 [pid 8027] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8018] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... rmdir resumed>) = 0 [pid 5063] unlink("./99/binderfs" [pid 8030] set_robust_list(0x7fef411b19a0, 24 [pid 8027] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] newfstatat(AT_FDCWD, "./100/bus/file0", ./strace-static-x86_64: Process 8031 attached [pid 8030] <... set_robust_list resumed>) = 0 [pid 8018] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... unlink resumed>) = 0 [pid 8031] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8030] rt_sigprocmask(SIG_SETMASK, [], [pid 8027] <... clone3 resumed> => {parent_tid=[8031]}, 88) = 8031 [pid 8018] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] unlink("./100/bus/file0" [pid 5065] mkdir("./99", 0777 [pid 5063] umount2("./99/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8031] <... rseq resumed>) = 0 [pid 8030] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8027] rt_sigprocmask(SIG_SETMASK, [], [pid 8018] <... futex resumed>) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 8031] set_robust_list(0x7fef411d29a0, 24 [pid 8030] sendfile(3, 4, NULL, 281474978811911 [pid 8027] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8018] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... mkdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8031] <... set_robust_list resumed>) = 0 [pid 8027] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5063] newfstatat(AT_FDCWD, "./99/file0", [pid 8031] rt_sigprocmask(SIG_SETMASK, [], [pid 8027] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8031] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8030] <... sendfile resumed>) = 4 [pid 8027] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8020] <... sendfile resumed>) = 4 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5063] umount2("./99/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8031] mkdir("./file0", 000 [pid 8030] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8020] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... close resumed>) = 0 [pid 8020] <... futex resumed>) = 0 [pid 5068] rmdir("./100/bus"./strace-static-x86_64: Process 8033 attached [pid 8031] <... mkdir resumed>) = 0 [pid 8030] <... futex resumed>) = 1 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./99/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8033] set_robust_list(0x555555f856a0, 24 [pid 8031] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8030] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8033] <... set_robust_list resumed>) = 0 [pid 8020] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8019] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8018] <... futex resumed>) = 0 [pid 5068] umount2("./100/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 8033 [pid 5063] <... openat resumed>) = 4 [pid 8033] chdir("./99" [pid 8031] <... futex resumed>) = 1 [pid 8027] <... futex resumed>) = 0 [pid 8019] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8018] exit_group(0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8033] <... chdir resumed>) = 0 [pid 8031] mkdir("./bus", 000 [pid 8030] <... futex resumed>) = ? [pid 8027] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8020] <... futex resumed>) = ? [pid 8019] <... futex resumed>) = 0 [pid 8018] <... exit_group resumed>) = ? [pid 5068] newfstatat(AT_FDCWD, "./100/binderfs", [pid 5063] newfstatat(4, "", [pid 8033] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8031] <... mkdir resumed>) = 0 [pid 8030] +++ exited with 0 +++ [pid 8027] <... futex resumed>) = 0 [pid 8020] +++ exited with 0 +++ [pid 8019] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8018] +++ exited with 0 +++ [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8033] <... prctl resumed>) = 0 [pid 8027] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8019] <... mmap resumed>) = 0x7fef41191000 [pid 5068] unlink("./100/binderfs" [pid 5063] getdents64(4, [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8018, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 8033] setpgid(0, 0 [pid 8031] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8019] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 8033] <... setpgid resumed>) = 0 [pid 8031] <... futex resumed>) = 1 [pid 8027] <... futex resumed>) = 0 [pid 5063] getdents64(4, [pid 8033] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8031] mkdir("./file1", 000 [pid 8027] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8019] <... mprotect resumed>) = 0 [pid 5068] umount2("./100/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8027] <... futex resumed>) = 0 [pid 8019] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] close(4 [pid 8027] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8033] <... openat resumed>) = 3 [pid 5063] <... close resumed>) = 0 [pid 8033] write(3, "1000", 4 [pid 8031] <... mkdir resumed>) = 0 [pid 8019] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] newfstatat(AT_FDCWD, "./100/file0", [pid 5063] rmdir("./99/file0" [pid 8033] <... write resumed>) = 4 [pid 8031] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8019] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 8033] close(3 [pid 8031] <... futex resumed>) = 1 [pid 8027] <... futex resumed>) = 0 [pid 5063] umount2("./99/file1", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 8035 attached [pid 8033] <... close resumed>) = 0 [pid 8031] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8027] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8019] <... clone3 resumed> => {parent_tid=[8035]}, 88) = 8035 [pid 5068] umount2("./100/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8035] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8033] symlink("/dev/binderfs", "./binderfs" [pid 8027] <... futex resumed>) = 0 [pid 8019] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./99/file1", [pid 5060] umount2("./97", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8035] <... rseq resumed>) = 0 [pid 8033] <... symlink resumed>) = 0 [pid 8027] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8019] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] openat(AT_FDCWD, "./100/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8035] set_robust_list(0x7fef411b19a0, 24 [pid 8019] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 4 [pid 5063] umount2("./99/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8019] <... futex resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8019] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 122.236665][ T8020] PM: Image not found (code -6) [pid 5063] openat(AT_FDCWD, "./99/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] openat(AT_FDCWD, "./97", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] getdents64(4, [pid 5063] <... openat resumed>) = 4 [pid 5060] <... openat resumed>) = 3 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5068] getdents64(4, [pid 5063] newfstatat(4, "", [pid 5060] newfstatat(3, "", [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] close(4) = 0 [pid 5063] getdents64(4, [pid 5060] getdents64(3, [pid 5068] rmdir("./100/file0" [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] umount2("./99/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./99/file1/work", [pid 5060] umount2("./97/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] umount2("./100/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./99/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./100/file1", [pid 5063] openat(AT_FDCWD, "./99/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] umount2("./100/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... openat resumed>) = 5 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./100/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] newfstatat(5, "", [pid 5068] <... openat resumed>) = 4 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(5, [pid 5068] getdents64(4, [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] getdents64(5, [pid 5068] umount2("./100/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] newfstatat(AT_FDCWD, "./100/file1/work", [pid 5063] close(5 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... close resumed>) = 0 [pid 5068] umount2("./100/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./99/file1/work") = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./100/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5068] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] umount2("./99/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] getdents64(5, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8035] <... set_robust_list resumed>) = 0 [pid 8033] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8035] rt_sigprocmask(SIG_SETMASK, [], [pid 8033] <... futex resumed>) = 0 [pid 8031] <... mount resumed>) = 0 [pid 8023] <... sendfile resumed>) = 4 [pid 5068] getdents64(5, [pid 5063] newfstatat(AT_FDCWD, "./99/file1/index", [pid 8035] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8033] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8031] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8023] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8035] sendfile(3, 4, NULL, 281474978811911 [pid 8033] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8031] <... futex resumed>) = 1 [pid 8027] <... futex resumed>) = 0 [pid 8023] <... futex resumed>) = 0 [pid 5068] close(5 [pid 8035] <... sendfile resumed>) = 0 [pid 8033] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8031] unlink(NULL [pid 8027] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8023] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... close resumed>) = 0 [pid 5063] umount2("./99/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8035] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8031] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8027] <... futex resumed>) = 0 [pid 5068] rmdir("./100/file1/work" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8035] <... futex resumed>) = 1 [pid 8033] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8031] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8027] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8019] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./99/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8035] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8031] <... futex resumed>) = 0 [pid 8027] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8019] exit_group(0 [pid 5063] <... openat resumed>) = 5 [pid 8035] <... futex resumed>) = ? [pid 8033] <... mmap resumed>) = 0x7fef411b2000 [pid 8031] chdir("./bus" [pid 8027] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8023] <... futex resumed>) = ? [pid 8019] <... exit_group resumed>) = ? [pid 8035] +++ exited with 0 +++ [pid 8033] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8031] <... chdir resumed>) = 0 [pid 8027] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] newfstatat(5, "", [pid 8033] <... mprotect resumed>) = 0 [pid 8031] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8027] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8023] +++ exited with 0 +++ [pid 8033] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8031] <... futex resumed>) = 0 [pid 8027] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8033] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8031] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8027] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8033] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8027] <... futex resumed>) = 0 [pid 8031] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8027] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 8036 attached [pid 8033] <... clone3 resumed> => {parent_tid=[8036]}, 88) = 8036 [pid 8031] <... open resumed>) = 3 [pid 8019] +++ exited with 0 +++ [pid 8036] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8033] rt_sigprocmask(SIG_SETMASK, [], [pid 8031] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./100/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(5, [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8019, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 8036] <... rseq resumed>) = 0 [pid 8033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8031] <... futex resumed>) = 1 [pid 8027] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8036] set_robust_list(0x7fef411d29a0, 24 [pid 8033] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8031] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8027] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8036] <... set_robust_list resumed>) = 0 [pid 8033] <... futex resumed>) = 0 [pid 8031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8027] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./100/file1/index", [pid 5063] getdents64(5, [pid 8036] rt_sigprocmask(SIG_SETMASK, [], [pid 8033] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8031] fcntl(-1, F_SETFL, O_RDONLY [pid 8027] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8036] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8031] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = 0 [pid 8036] mkdir("./file0", 000 [pid 8031] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] close(5 [pid 8031] <... futex resumed>) = 1 [pid 8027] <... futex resumed>) = 0 [pid 8036] <... mkdir resumed>) = 0 [pid 8031] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8027] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./100/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... close resumed>) = 0 [pid 5060] umount2("./97/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8027] <... futex resumed>) = 0 [pid 5063] rmdir("./99/file1/index" [pid 8031] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8027] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8031] <... openat resumed>) = 4 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] umount2("./98", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(AT_FDCWD, "./97/bus", [pid 8031] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8031] <... futex resumed>) = 1 [pid 8027] <... futex resumed>) = 0 [pid 8036] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8031] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8027] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8036] <... futex resumed>) = 1 [pid 8033] <... futex resumed>) = 0 [pid 8031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8027] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8036] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8033] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8031] sendfile(4, 4, NULL, 7 [pid 8027] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8036] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8033] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./100/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] getdents64(4, [pid 5062] <... openat resumed>) = 3 [pid 5060] umount2("./97/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8036] mkdir("./bus", 000 [pid 8033] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8036] <... mkdir resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] newfstatat(3, "", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] close(4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8036] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... close resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./97/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [ 122.277914][ T8031] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 122.296147][ T8023] PM: Image not found (code -6) [pid 5068] newfstatat(5, "", [pid 5063] rmdir("./99/file1" [pid 5062] getdents64(3, [pid 8036] <... futex resumed>) = 1 [pid 8033] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] <... openat resumed>) = 4 [pid 5062] umount2("./98/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, [pid 5063] getdents64(3, [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] umount2("./97/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8036] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8033] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 8036] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8033] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] close(3 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8036] mkdir("./file1", 000 [pid 8033] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(5, [pid 5063] <... close resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] close(5) = 0 [pid 5068] rmdir("./100/file1/index" [pid 5060] newfstatat(AT_FDCWD, "./97/bus/file0", {st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] unlink("./97/bus/file0" [pid 5063] rmdir("./99" [pid 8036] <... mkdir resumed>) = 0 [pid 8031] <... sendfile resumed>) = 4 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 8036] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8031] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 8036] <... futex resumed>) = 1 [pid 8033] <... futex resumed>) = 0 [pid 8031] <... futex resumed>) = 1 [pid 8027] <... futex resumed>) = 0 [pid 5063] mkdir("./100", 0777 [pid 5060] getdents64(4, [pid 8036] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8033] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8031] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8027] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8036] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8033] <... futex resumed>) = 0 [pid 8031] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8027] <... futex resumed>) = 0 [pid 5063] <... mkdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] close(4 [pid 8036] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8033] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8031] sendfile(3, 4, NULL, 281474978811911 [pid 8027] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] close(4) = 0 [ 122.345239][ T8031] PM: Image not found (code -6) [pid 5060] rmdir("./97/bus" [pid 8031] <... sendfile resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] <... umount2 resumed>) = 0 [pid 8031] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./100/file1" [pid 5062] umount2("./98/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 8039 attached [pid 8036] <... mount resumed>) = 0 [pid 8031] <... futex resumed>) = 1 [pid 8027] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 8039 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./97/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8039] set_robust_list(0x555555f856a0, 24 [pid 8036] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8031] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8027] exit_group(0) = ? [pid 8039] <... set_robust_list resumed>) = 0 [pid 8036] <... futex resumed>) = 1 [pid 8033] <... futex resumed>) = 0 [pid 8031] <... futex resumed>) = ? [pid 5068] getdents64(3, [pid 5062] newfstatat(AT_FDCWD, "./98/bus", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8039] chdir("./100" [pid 8036] unlink(NULL [pid 8033] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] newfstatat(AT_FDCWD, "./97/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./98/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] unlink("./97/binderfs" [pid 5062] openat(AT_FDCWD, "./98/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... unlink resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5062] newfstatat(4, "", [pid 8039] <... chdir resumed>) = 0 [pid 8036] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8033] <... futex resumed>) = 0 [pid 8031] +++ exited with 0 +++ [pid 8027] +++ exited with 0 +++ [pid 5068] close(3 [pid 5060] umount2("./97/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8039] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8036] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8033] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8027, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 8039] <... prctl resumed>) = 0 [pid 8036] <... futex resumed>) = 0 [pid 8033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] rmdir("./100" [pid 5062] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8039] setpgid(0, 0 [pid 8036] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8033] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] newfstatat(AT_FDCWD, "./97/file0", [pid 8039] <... setpgid resumed>) = 0 [pid 8036] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8033] <... futex resumed>) = 0 [pid 5068] mkdir("./101", 0777 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./98/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8039] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8036] chdir("./bus" [pid 8033] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./98", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./97/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8039] <... openat resumed>) = 3 [pid 8036] <... chdir resumed>) = 0 [pid 5068] <... mkdir resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./98/bus/file0", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8039] write(3, "1000", 4 [pid 8036] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] openat(AT_FDCWD, "./97/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8039] <... write resumed>) = 4 [pid 8036] <... futex resumed>) = 1 [pid 8033] <... futex resumed>) = 0 [pid 5062] unlink("./98/bus/file0" [pid 5061] <... openat resumed>) = 3 [pid 5060] <... openat resumed>) = 4 [pid 5062] <... unlink resumed>) = 0 [pid 5061] newfstatat(3, "", [pid 5060] newfstatat(4, "", ./strace-static-x86_64: Process 8040 attached [pid 8039] close(3 [pid 8036] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8033] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8039] <... close resumed>) = 0 [pid 8040] set_robust_list(0x555555f856a0, 24 [pid 5061] getdents64(3, [pid 5060] getdents64(4, [pid 8040] <... set_robust_list resumed>) = 0 [pid 8036] <... open resumed>) = 3 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 8040] chdir("./101" [pid 8039] symlink("/dev/binderfs", "./binderfs" [pid 8036] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8033] <... futex resumed>) = 0 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 8040 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8040] <... chdir resumed>) = 0 [pid 8033] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] close(4 [pid 5061] umount2("./98/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 8040] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8039] <... symlink resumed>) = 0 [pid 8036] <... futex resumed>) = 0 [pid 8033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] <... close resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8040] <... prctl resumed>) = 0 [pid 8039] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8036] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8033] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] rmdir("./98/bus" [pid 5060] close(4 [pid 8040] setpgid(0, 0 [pid 8039] <... futex resumed>) = 0 [pid 8036] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8033] <... futex resumed>) = 0 [pid 8039] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8036] fcntl(-1, F_SETFL, O_RDONLY [pid 8033] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... close resumed>) = 0 [pid 8040] <... setpgid resumed>) = 0 [pid 8039] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8036] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5060] rmdir("./97/file0" [pid 8040] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8039] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8036] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8039] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8036] <... futex resumed>) = 1 [pid 8033] <... futex resumed>) = 0 [pid 8039] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8036] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8033] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8039] <... mmap resumed>) = 0x7fef411b2000 [pid 8036] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8033] <... futex resumed>) = 0 [pid 8033] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8040] <... openat resumed>) = 3 [pid 8039] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8036] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8040] write(3, "1000", 4 [pid 8039] <... mprotect resumed>) = 0 [pid 8036] <... openat resumed>) = 4 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 8040] <... write resumed>) = 4 [pid 8040] close(3) = 0 [pid 8040] symlink("/dev/binderfs", "./binderfs" [pid 8039] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8036] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./98/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8039] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8036] <... futex resumed>) = 1 [pid 8033] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8040] <... symlink resumed>) = 0 [pid 8039] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8036] sendfile(4, 4, NULL, 7 [pid 8033] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./98/binderfs", [pid 5060] umount2("./97/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8040] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8033] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8040] <... futex resumed>) = 0 [pid 8033] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8041 attached [pid 8040] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5062] unlink("./98/binderfs" [pid 5060] newfstatat(AT_FDCWD, "./97/file1", [pid 8041] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8039] <... clone3 resumed> => {parent_tid=[8041]}, 88) = 8041 [pid 8041] <... rseq resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8041] set_robust_list(0x7fef411d29a0, 24 [pid 8040] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8039] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] umount2("./97/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8041] <... set_robust_list resumed>) = 0 [pid 8041] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8041] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] openat(AT_FDCWD, "./97/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8041] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8040] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5060] <... openat resumed>) = 4 [pid 8040] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8039] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] newfstatat(4, "", [pid 8040] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8039] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8040] <... mmap resumed>) = 0x7fef411b2000 [pid 8039] <... futex resumed>) = 1 [pid 8040] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5060] getdents64(4, [pid 8039] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8041] <... futex resumed>) = 0 [pid 8040] <... mprotect resumed>) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8041] mkdir("./file0", 000) = 0 [pid 8040] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] umount2("./98/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./97/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./98/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8041] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./98/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8041] <... futex resumed>) = 1 [ 122.367062][ T8036] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8041] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] openat(AT_FDCWD, "./98/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 8040] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8039] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8040] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8039] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(4, "", [pid 5060] newfstatat(AT_FDCWD, "./97/file1/work", ./strace-static-x86_64: Process 8043 attached [pid 8041] <... futex resumed>) = 0 [pid 8039] <... futex resumed>) = 1 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./98/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8041] mkdir("./bus", 000 [pid 8040] <... clone3 resumed> => {parent_tid=[8043]}, 88) = 8043 [pid 8039] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(4, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] newfstatat(AT_FDCWD, "./98/bus", [pid 8040] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] getdents64(4, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] umount2("./98/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8043] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8041] <... mkdir resumed>) = 0 [pid 8040] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] close(4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./97/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8043] <... rseq resumed>) = 0 [pid 8041] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8040] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... close resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./98/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8043] set_robust_list(0x7fef411d29a0, 24 [pid 8041] <... futex resumed>) = 1 [pid 8040] <... futex resumed>) = 0 [pid 8039] <... futex resumed>) = 0 [pid 5062] rmdir("./98/file0" [pid 5061] <... openat resumed>) = 4 [pid 5060] openat(AT_FDCWD, "./97/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8043] <... set_robust_list resumed>) = 0 [pid 8041] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8040] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8039] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... openat resumed>) = 5 [pid 8043] rt_sigprocmask(SIG_SETMASK, [], [pid 8041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8039] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] newfstatat(4, "", [pid 8043] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8041] mkdir("./file1", 000 [pid 8039] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] newfstatat(5, "", [pid 8043] mkdir("./file0", 000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] umount2("./98/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8043] <... mkdir resumed>) = 0 [pid 5061] getdents64(4, [pid 8043] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8043] <... futex resumed>) = 1 [pid 8041] <... mkdir resumed>) = 0 [pid 8040] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./98/file1", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] getdents64(5, [pid 8043] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8040] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8043] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8041] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8040] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./98/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8043] mkdir("./bus", 000 [pid 8041] <... futex resumed>) = 1 [pid 8040] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8039] <... futex resumed>) = 0 [pid 5062] umount2("./98/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8043] <... mkdir resumed>) = 0 [pid 8041] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8039] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./98/bus/file0", [pid 5060] getdents64(5, [pid 8039] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./98/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8039] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8043] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8041] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5062] <... openat resumed>) = 4 [pid 5061] unlink("./98/bus/file0" [pid 5060] close(5 [pid 5062] newfstatat(4, "", [pid 8043] <... futex resumed>) = 1 [pid 8040] <... futex resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 8043] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8040] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 5060] rmdir("./97/file1/work" [pid 8043] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8040] <... futex resumed>) = 0 [pid 8040] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8043] mkdir("./file1", 000) = 0 [pid 8043] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... rmdir resumed>) = 0 [pid 8043] <... futex resumed>) = 1 [pid 8040] <... futex resumed>) = 0 [pid 5060] umount2("./97/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8040] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8040] <... futex resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./97/file1/index", [pid 8040] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8033] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] getdents64(4, [pid 8036] <... sendfile resumed>) = 4 [pid 5061] getdents64(4, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8036] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8033] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] umount2("./97/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8036] <... futex resumed>) = 0 [pid 8033] <... futex resumed>) = 0 [pid 5062] umount2("./98/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8043] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8036] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8033] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] <... close resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./97/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8041] <... mount resumed>) = 0 [pid 8033] <... mmap resumed>) = 0x7fef41191000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] rmdir("./98/bus" [pid 8041] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8033] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] newfstatat(AT_FDCWD, "./98/file1/work", [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... openat resumed>) = 5 [pid 8041] <... futex resumed>) = 1 [pid 8039] <... futex resumed>) = 0 [pid 8033] <... mprotect resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./98/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(5, "", [pid 8041] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8039] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8033] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8039] <... futex resumed>) = 0 [pid 8033] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] umount2("./98/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./98/binderfs", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8041] unlink(NULL [pid 8039] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8033] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] getdents64(5, ./strace-static-x86_64: Process 8045 attached [pid 8041] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5062] openat(AT_FDCWD, "./98/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] unlink("./98/binderfs" [pid 8045] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8041] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8033] <... clone3 resumed> => {parent_tid=[8045]}, 88) = 8045 [pid 5062] <... openat resumed>) = 5 [pid 5061] <... unlink resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8045] <... rseq resumed>) = 0 [pid 8041] <... futex resumed>) = 1 [pid 8039] <... futex resumed>) = 0 [pid 8033] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] umount2("./98/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(5, [pid 8045] set_robust_list(0x7fef411b19a0, 24 [pid 8041] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8039] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8033] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] newfstatat(5, "", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8045] <... set_robust_list resumed>) = 0 [pid 8041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8039] <... futex resumed>) = 0 [pid 8033] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] newfstatat(AT_FDCWD, "./98/file0", [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8045] rt_sigprocmask(SIG_SETMASK, [], [pid 8041] chdir("./bus" [pid 8039] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8033] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] close(5 [pid 8045] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] <... close resumed>) = 0 [pid 8045] sendfile(3, 4, NULL, 281474978811911 [pid 5060] rmdir("./97/file1/index" [pid 8045] <... sendfile resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 8045] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(4, [pid 8045] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8045] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5060] close(4) = 0 [pid 5060] rmdir("./97/file1") = 0 [pid 5060] getdents64(3, 0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] close(3) = 0 [pid 5060] rmdir("./97") = 0 [pid 5060] mkdir("./98", 0777) = 0 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8046 attached [pid 8046] set_robust_list(0x555555f856a0, 24 [pid 8043] <... mount resumed>) = 0 [pid 8041] <... chdir resumed>) = 0 [pid 8033] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(5, [pid 5061] umount2("./98/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 8046 [pid 8046] <... set_robust_list resumed>) = 0 [pid 8043] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8041] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8040] <... futex resumed>) = 0 [pid 8033] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8046] chdir("./98" [pid 8043] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8041] <... futex resumed>) = 1 [pid 8040] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8039] <... futex resumed>) = 0 [pid 8033] exit_group(0 [pid 8046] <... chdir resumed>) = 0 [pid 8043] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8041] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8040] <... futex resumed>) = 0 [pid 8039] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8036] <... futex resumed>) = ? [pid 8045] <... futex resumed>) = ? [pid 8033] <... exit_group resumed>) = ? [pid 5062] getdents64(5, [pid 5061] openat(AT_FDCWD, "./98/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8046] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8045] +++ exited with 0 +++ [pid 8043] unlink(NULL [pid 8041] <... open resumed>) = 3 [pid 8040] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8039] <... futex resumed>) = 0 [pid 8036] +++ exited with 0 +++ [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... openat resumed>) = 4 [pid 8041] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8039] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] close(5 [pid 8041] <... futex resumed>) = 0 [pid 8039] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8033] +++ exited with 0 +++ [pid 5062] <... close resumed>) = 0 [pid 8043] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8046] <... prctl resumed>) = 0 [pid 8041] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8039] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8033, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5062] rmdir("./98/file1/work" [pid 8046] setpgid(0, 0 [pid 8043] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8039] <... futex resumed>) = 0 [pid 5061] newfstatat(4, "", [pid 8046] <... setpgid resumed>) = 0 [pid 8041] fcntl(-1, F_SETFL, O_RDONLY [pid 8039] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... rmdir resumed>) = 0 [pid 8041] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8046] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8043] <... futex resumed>) = 1 [pid 8040] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8040] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8043] chdir("./bus" [pid 8040] <... futex resumed>) = 0 [pid 8046] <... openat resumed>) = 3 [pid 8043] <... chdir resumed>) = 0 [pid 8041] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8040] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./98/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 8046] write(3, "1000", 4 [pid 8043] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8041] <... futex resumed>) = 1 [pid 8039] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8046] <... write resumed>) = 4 [pid 8043] <... futex resumed>) = 0 [pid 8041] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8040] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8039] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 8046] close(3 [pid 8041] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8039] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./98/file1/index", [pid 8046] <... close resumed>) = 0 [pid 8043] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8041] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8040] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8039] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] getdents64(4, [pid 8046] symlink("/dev/binderfs", "./binderfs" [pid 8043] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8041] <... openat resumed>) = 4 [pid 8040] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8041] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8039] <... futex resumed>) = 0 [pid 8046] <... symlink resumed>) = 0 [pid 8043] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8041] sendfile(4, 4, NULL, 7 [pid 8040] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8039] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./99", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./98/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(4 [pid 8039] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8046] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8039] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 8046] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./98/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] rmdir("./98/file0" [pid 8046] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5065] <... openat resumed>) = 3 [pid 5062] <... openat resumed>) = 5 [pid 8046] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8043] <... open resumed>) = 3 [pid 5065] newfstatat(3, "", [pid 5062] newfstatat(5, "", [pid 5061] <... rmdir resumed>) = 0 [pid 8046] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8043] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8046] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8043] <... futex resumed>) = 1 [pid 8040] <... futex resumed>) = 0 [pid 5065] getdents64(3, [pid 5062] getdents64(5, [pid 5061] umount2("./98/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8046] <... mmap resumed>) = 0x7fef411b2000 [pid 8043] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8040] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8046] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8043] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8040] <... futex resumed>) = 0 [pid 5065] umount2("./99/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(5, [pid 8046] <... mprotect resumed>) = 0 [pid 8043] fcntl(-1, F_SETFL, O_RDONLY [pid 8040] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(AT_FDCWD, "./98/file1", [pid 8046] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8043] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8046] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8043] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] close(5 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8046] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8043] <... futex resumed>) = 1 [pid 8040] <... futex resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] umount2("./98/file1", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 8048 attached [pid 8043] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8040] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] rmdir("./98/file1/index" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8048] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8046] <... clone3 resumed> => {parent_tid=[8048]}, 88) = 8048 [pid 8043] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8040] <... futex resumed>) = 0 [pid 8048] <... rseq resumed>) = 0 [pid 8046] rt_sigprocmask(SIG_SETMASK, [], [pid 8043] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8040] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] openat(AT_FDCWD, "./98/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8048] set_robust_list(0x7fef411d29a0, 24 [pid 8046] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8043] <... openat resumed>) = 4 [pid 5061] <... openat resumed>) = 4 [pid 8048] <... set_robust_list resumed>) = 0 [pid 8046] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8048] rt_sigprocmask(SIG_SETMASK, [], [pid 8046] <... futex resumed>) = 0 [pid 8046] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8043] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] newfstatat(4, "", [pid 8048] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8043] <... futex resumed>) = 1 [pid 8040] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8048] mkdir("./file0", 000 [pid 8043] sendfile(4, 4, NULL, 7 [pid 8040] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(4, [pid 8048] <... mkdir resumed>) = 0 [pid 8040] <... futex resumed>) = 0 [pid 5062] getdents64(4, [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8040] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] umount2("./98/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] close(4 [pid 5061] newfstatat(AT_FDCWD, "./98/file1/work", [pid 5062] <... close resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] rmdir("./98/file1" [pid 5061] umount2("./98/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./98/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8048] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... openat resumed>) = 5 [pid 8048] <... futex resumed>) = 1 [pid 8046] <... futex resumed>) = 0 [pid 5062] getdents64(3, [pid 8048] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8046] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(5, "", [pid 8048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8046] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 8048] mkdir("./bus", 000 [pid 8046] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8048] <... mkdir resumed>) = 0 [pid 5062] close(3) = 0 [pid 5061] getdents64(5, [pid 5062] rmdir("./98" [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] close(5 [pid 5062] <... rmdir resumed>) = 0 [pid 5062] mkdir("./99", 0777 [pid 5061] <... close resumed>) = 0 [pid 5065] <... umount2 resumed>) = 0 [pid 5061] rmdir("./98/file1/work" [pid 8048] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./99/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... mkdir resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 8048] <... futex resumed>) = 1 [pid 8046] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8046] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8048] mkdir("./file1", 000 [pid 8046] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./99/bus", [pid 5061] umount2("./98/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8048] <... mkdir resumed>) = 0 [pid 8046] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./99/bus", MNT_DETACH|UMOUNT_NOFOLLOW [ 122.460469][ T8041] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 122.463733][ T8036] PM: Image not found (code -6) [ 122.484823][ T8043] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5061] newfstatat(AT_FDCWD, "./98/file1/index", [pid 8048] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8048] <... futex resumed>) = 1 [pid 8046] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./99/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] umount2("./98/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8048] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8046] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8046] <... futex resumed>) = 0 [pid 8046] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] openat(AT_FDCWD, "./98/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] newfstatat(4, "", ./strace-static-x86_64: Process 8049 attached [pid 5061] <... openat resumed>) = 5 [pid 8049] set_robust_list(0x555555f856a0, 24 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8049] <... set_robust_list resumed>) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 8049 [pid 5065] getdents64(4, [pid 5061] newfstatat(5, "", [pid 8049] chdir("./99" [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8049] <... chdir resumed>) = 0 [pid 5065] umount2("./99/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(5, [pid 8049] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8049] setpgid(0, 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8049] <... setpgid resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./99/bus/file0", [pid 5061] getdents64(5, [pid 8049] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8049] write(3, "1000", 4 [pid 8048] <... mount resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8049] <... write resumed>) = 4 [pid 8048] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8039] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] unlink("./99/bus/file0" [pid 5061] close(5 [pid 8049] close(3 [pid 8048] <... futex resumed>) = 1 [pid 8046] <... futex resumed>) = 0 [pid 8039] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8049] <... close resumed>) = 0 [pid 8048] unlink(NULL [pid 8046] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8039] <... futex resumed>) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 8049] symlink("/dev/binderfs", "./binderfs" [pid 8048] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8046] <... futex resumed>) = 0 [pid 8039] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8046] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8039] <... mmap resumed>) = 0x7fef41191000 [pid 8049] <... symlink resumed>) = 0 [pid 8048] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8046] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] getdents64(4, [pid 5061] rmdir("./98/file1/index" [pid 8049] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8048] <... futex resumed>) = 0 [pid 8046] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8049] <... futex resumed>) = 0 [pid 8048] chdir("./bus" [pid 8046] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 8049] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8048] <... chdir resumed>) = 0 [pid 8046] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] close(4) = 0 [pid 8049] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8049] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8048] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8049] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8048] <... futex resumed>) = 1 [pid 8046] <... futex resumed>) = 0 [pid 5065] rmdir("./99/bus" [pid 8046] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8049] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8046] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 8049] <... mmap resumed>) = 0x7fef411b2000 [pid 8048] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8046] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] getdents64(4, [pid 8049] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8048] <... open resumed>) = 3 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8049] <... mprotect resumed>) = 0 [pid 8039] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] umount2("./99/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./99/binderfs", [pid 5061] close(4 [pid 8049] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8041] <... sendfile resumed>) = 4 [pid 8039] <... mprotect resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... close resumed>) = 0 [pid 5061] rmdir("./98/file1" [pid 5065] unlink("./99/binderfs" [pid 5061] <... rmdir resumed>) = 0 [pid 8039] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... unlink resumed>) = 0 [pid 5061] getdents64(3, [pid 8049] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8039] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] umount2("./99/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 8039] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 8049] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8048] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] close(3./strace-static-x86_64: Process 8053 attached ./strace-static-x86_64: Process 8052 attached [pid 8048] <... futex resumed>) = 1 [pid 8046] <... futex resumed>) = 0 [pid 8040] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] newfstatat(AT_FDCWD, "./99/file0", [pid 5061] <... close resumed>) = 0 [pid 8053] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8052] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8049] <... clone3 resumed> => {parent_tid=[8053]}, 88) = 8053 [pid 8048] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8046] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8040] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] rmdir("./98" [pid 8053] <... rseq resumed>) = 0 [pid 8052] <... rseq resumed>) = 0 [pid 8049] rt_sigprocmask(SIG_SETMASK, [], [pid 8048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8046] <... futex resumed>) = 0 [pid 8040] <... futex resumed>) = 0 [pid 8039] <... clone3 resumed> => {parent_tid=[8052]}, 88) = 8052 [pid 5065] umount2("./99/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 8053] set_robust_list(0x7fef411d29a0, 24 [pid 8052] set_robust_list(0x7fef411b19a0, 24 [pid 8049] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8048] fcntl(-1, F_SETFL, O_RDONLY [pid 8046] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8040] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8039] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8041] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8053] <... set_robust_list resumed>) = 0 [pid 8052] <... set_robust_list resumed>) = 0 [pid 8049] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8048] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8041] <... futex resumed>) = 0 [pid 8040] <... mmap resumed>) = 0x7fef41191000 [pid 8039] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] openat(AT_FDCWD, "./99/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] mkdir("./99", 0777 [pid 8053] rt_sigprocmask(SIG_SETMASK, [], [pid 8052] rt_sigprocmask(SIG_SETMASK, [], [pid 8049] <... futex resumed>) = 0 [pid 8048] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8041] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8040] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 8039] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8053] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8052] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8049] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8048] <... futex resumed>) = 1 [pid 8046] <... futex resumed>) = 0 [pid 8039] <... futex resumed>) = 0 [pid 5061] <... mkdir resumed>) = 0 [pid 8053] mkdir("./file0", 000 [pid 8052] sendfile(3, 4, NULL, 281474978811911 [pid 8048] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8046] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8040] <... mprotect resumed>) = 0 [pid 8039] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... openat resumed>) = 4 [pid 8052] <... sendfile resumed>) = 0 [pid 8048] <... openat resumed>) = 4 [pid 8046] <... futex resumed>) = 0 [pid 8040] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8052] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8048] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8046] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8040] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] newfstatat(4, "", [pid 8052] <... futex resumed>) = 1 [pid 8048] <... futex resumed>) = 0 [pid 8046] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8040] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 8039] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8054 attached [pid 8053] <... mkdir resumed>) = 0 [pid 8052] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8048] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8046] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8039] exit_group(0 [pid 5065] getdents64(4, [pid 8054] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8053] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8052] <... futex resumed>) = ? [pid 8048] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8046] <... futex resumed>) = 0 [pid 8041] <... futex resumed>) = ? [pid 8040] <... clone3 resumed> => {parent_tid=[8054]}, 88) = 8054 [pid 8039] <... exit_group resumed>) = ? [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 ./strace-static-x86_64: Process 8055 attached [pid 8054] <... rseq resumed>) = 0 [pid 8053] <... futex resumed>) = 1 [pid 8052] +++ exited with 0 +++ [pid 8049] <... futex resumed>) = 0 [pid 8048] sendfile(4, 4, NULL, 7 [pid 8046] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8041] +++ exited with 0 +++ [pid 8040] rt_sigprocmask(SIG_SETMASK, [], [pid 8039] +++ exited with 0 +++ [pid 5065] getdents64(4, [pid 8055] set_robust_list(0x555555f856a0, 24 [pid 8054] set_robust_list(0x7fef411b19a0, 24 [pid 8053] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8049] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8040] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8039, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 8055] <... set_robust_list resumed>) = 0 [pid 8054] <... set_robust_list resumed>) = 0 [pid 8053] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8049] <... futex resumed>) = 0 [pid 8040] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(4 [pid 8055] chdir("./99" [pid 8054] rt_sigprocmask(SIG_SETMASK, [], [pid 8053] mkdir("./bus", 000 [pid 8049] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8040] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 8055 [pid 8055] <... chdir resumed>) = 0 [pid 8054] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8040] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./100", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8055] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8054] sendfile(3, 4, NULL, 281474978811911 [pid 8053] <... mkdir resumed>) = 0 [pid 5065] rmdir("./99/file0" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8055] <... prctl resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 8055] setpgid(0, 0 [pid 5063] newfstatat(3, "", [pid 8055] <... setpgid resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8055] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5063] getdents64(3, [pid 8053] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 8055] <... openat resumed>) = 3 [pid 8053] <... futex resumed>) = 1 [pid 8049] <... futex resumed>) = 0 [pid 5065] umount2("./99/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./100/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8053] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8049] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8055] write(3, "1000", 4 [pid 8053] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8049] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./99/file1", [pid 8055] <... write resumed>) = 4 [pid 8053] mkdir("./file1", 000 [pid 8049] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8055] close(3) = 0 [pid 8055] symlink("/dev/binderfs", "./binderfs" [pid 5065] umount2("./99/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./99/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5065] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, [pid 8055] <... symlink resumed>) = 0 [pid 8053] <... mkdir resumed>) = 0 [pid 8055] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8053] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] <... umount2 resumed>) = 0 [pid 8055] <... futex resumed>) = 0 [pid 8053] <... futex resumed>) = 1 [pid 8049] <... futex resumed>) = 0 [pid 5065] umount2("./99/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./100/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8055] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8049] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8055] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8053] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8049] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8055] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8049] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(AT_FDCWD, "./100/bus", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8055] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] newfstatat(AT_FDCWD, "./99/file1/work", [pid 5063] umount2("./100/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8055] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 122.545389][ T8048] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 122.570414][ T8041] PM: Image not found (code -6) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8055] <... mmap resumed>) = 0x7fef411b2000 [pid 5065] umount2("./99/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] openat(AT_FDCWD, "./100/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8054] <... sendfile resumed>) = 4 [pid 8043] <... sendfile resumed>) = 4 [pid 5063] <... openat resumed>) = 4 [pid 8043] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(4, "", [pid 8054] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8043] <... futex resumed>) = 0 [pid 8054] <... futex resumed>) = 1 [pid 8043] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8040] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8054] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8040] exit_group(0 [pid 5063] getdents64(4, [pid 8054] <... futex resumed>) = ? [pid 8043] <... futex resumed>) = ? [pid 8043] +++ exited with 0 +++ [pid 8054] +++ exited with 0 +++ [pid 8040] <... exit_group resumed>) = ? [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] umount2("./100/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./100/bus/file0", {st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] unlink("./100/bus/file0" [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./99/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... unlink resumed>) = 0 [pid 8055] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... openat resumed>) = 5 [pid 8055] <... mprotect resumed>) = 0 [pid 5065] newfstatat(5, "", [pid 8055] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8040] +++ exited with 0 +++ [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8040, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] close(4 [pid 8055] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8046] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] getdents64(5, [pid 5063] <... close resumed>) = 0 [pid 5068] umount2("./101", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./100/bus" [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8055] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8046] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8046] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 3 [pid 5065] getdents64(5, [pid 5068] newfstatat(3, "", [pid 8055] <... clone3 resumed> => {parent_tid=[8058]}, 88) = 8058 [pid 8046] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 8058 attached [pid 5068] getdents64(3, [pid 5063] <... rmdir resumed>) = 0 [pid 8058] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 5063] umount2("./100/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8058] <... rseq resumed>) = 0 [pid 8058] set_robust_list(0x7fef411d29a0, 24 [pid 8055] rt_sigprocmask(SIG_SETMASK, [], [pid 8046] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] close(5 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8058] <... set_robust_list resumed>) = 0 [pid 5068] umount2("./101/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8058] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] newfstatat(AT_FDCWD, "./100/binderfs", [pid 8058] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8058] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8055] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8046] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... close resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8055] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8046] <... mprotect resumed>) = 0 [pid 5065] rmdir("./99/file1/work" [pid 8055] <... futex resumed>) = 1 [pid 8058] <... futex resumed>) = 0 [pid 8046] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... rmdir resumed>) = 0 [pid 5063] unlink("./100/binderfs" [pid 8058] mkdir("./file0", 000 [pid 8055] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8046] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] umount2("./99/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8046] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... unlink resumed>) = 0 [pid 8046] <... clone3 resumed> => {parent_tid=[8059]}, 88) = 8059 [pid 5065] newfstatat(AT_FDCWD, "./99/file1/index", [pid 8046] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8046] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] umount2("./99/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8046] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./100/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8046] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./99/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8046] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... openat resumed>) = 5 [pid 5063] newfstatat(AT_FDCWD, "./100/file0", [pid 5065] newfstatat(5, "", ./strace-static-x86_64: Process 8059 attached [pid 8058] <... mkdir resumed>) = 0 [pid 8053] <... mount resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8059] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 5065] getdents64(5, [pid 8059] <... rseq resumed>) = 0 [pid 5063] umount2("./100/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8059] set_robust_list(0x7fef411b19a0, 24) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8059] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8049] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] openat(AT_FDCWD, "./100/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8059] sendfile(3, 4, NULL, 281474978811911 [pid 8049] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 4 [pid 8058] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8053] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8049] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8058] <... futex resumed>) = 1 [pid 8055] <... futex resumed>) = 0 [pid 8053] <... futex resumed>) = 0 [pid 8049] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] getdents64(5, [pid 5063] newfstatat(4, "", [pid 8058] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8055] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8053] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... umount2 resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8055] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8058] mkdir("./bus", 000 [pid 8055] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8049] <... mmap resumed>) = 0x7fef41191000 [pid 5068] umount2("./101/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] close(5 [pid 8058] <... mkdir resumed>) = 0 [ 122.626037][ T8043] PM: Image not found (code -6) [ 122.628337][ T8053] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 8049] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] getdents64(4, [pid 8058] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... close resumed>) = 0 [pid 8058] <... futex resumed>) = 1 [pid 8055] <... futex resumed>) = 0 [pid 8058] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8055] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8055] <... futex resumed>) = 0 [pid 8058] mkdir("./file1", 000 [pid 8055] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8058] <... mkdir resumed>) = 0 [pid 8058] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8059] <... sendfile resumed>) = 4 [pid 8049] <... mprotect resumed>) = 0 [pid 8048] <... sendfile resumed>) = 4 [pid 5068] newfstatat(AT_FDCWD, "./101/bus", [pid 5065] rmdir("./99/file1/index" [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 8059] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8058] <... futex resumed>) = 1 [pid 8055] <... futex resumed>) = 0 [pid 8049] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8048] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] getdents64(4, [pid 8059] <... futex resumed>) = 1 [pid 8058] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8055] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8049] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8048] <... futex resumed>) = 0 [pid 8046] <... futex resumed>) = 0 [pid 5068] umount2("./101/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] getdents64(4, [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8059] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8055] <... futex resumed>) = 0 [pid 8049] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 8048] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8046] exit_group(0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] close(4./strace-static-x86_64: Process 8061 attached [pid 8059] <... futex resumed>) = ? [pid 8055] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8048] <... futex resumed>) = ? [pid 8046] <... exit_group resumed>) = ? [pid 5068] openat(AT_FDCWD, "./101/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] close(4 [pid 5063] <... close resumed>) = 0 [pid 8061] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8049] <... clone3 resumed> => {parent_tid=[8061]}, 88) = 8061 [pid 8048] +++ exited with 0 +++ [pid 5068] <... openat resumed>) = 4 [pid 5065] <... close resumed>) = 0 [pid 5063] rmdir("./100/file0" [pid 8061] <... rseq resumed>) = 0 [pid 5068] newfstatat(4, "", [pid 5065] rmdir("./99/file1" [pid 8061] set_robust_list(0x7fef411b19a0, 24 [pid 8059] +++ exited with 0 +++ [pid 8049] rt_sigprocmask(SIG_SETMASK, [], [pid 8046] +++ exited with 0 +++ [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 8061] <... set_robust_list resumed>) = 0 [pid 8049] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] getdents64(4, [pid 5065] getdents64(3, [pid 8061] rt_sigprocmask(SIG_SETMASK, [], [pid 8049] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8046, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 8061] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8049] <... futex resumed>) = 0 [pid 5068] umount2("./101/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] close(3 [pid 5063] umount2("./100/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./98", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8061] unlink(NULL [pid 8049] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... close resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8061] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5068] newfstatat(AT_FDCWD, "./101/bus/file0", [pid 5065] rmdir("./99" [pid 5063] newfstatat(AT_FDCWD, "./100/file1", [pid 5060] openat(AT_FDCWD, "./98", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8061] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... openat resumed>) = 3 [ 122.686551][ T8048] PM: Image not found (code -6) [pid 8061] <... futex resumed>) = 1 [pid 8049] <... futex resumed>) = 0 [pid 5068] unlink("./101/bus/file0" [pid 5065] mkdir("./100", 0777 [pid 5063] umount2("./100/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(3, "", [pid 8061] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8049] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... mkdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(3, [pid 5063] openat(AT_FDCWD, "./100/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5068] getdents64(4, [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5063] <... openat resumed>) = 4 [pid 5060] umount2("./98/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] close(4 [pid 5063] newfstatat(4, "", [pid 5068] <... close resumed>) = 0 [pid 5068] rmdir("./101/bus") = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] umount2("./100/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5068] umount2("./101/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./100/file1/work", [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] newfstatat(AT_FDCWD, "./101/binderfs", [pid 5063] umount2("./100/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 8062 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] unlink("./101/binderfs" [pid 5063] openat(AT_FDCWD, "./100/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... openat resumed>) = 5 [pid 5063] newfstatat(5, "", ./strace-static-x86_64: Process 8062 attached [pid 8058] <... mount resumed>) = 0 [pid 8053] <... futex resumed>) = 0 [pid 8049] <... futex resumed>) = 1 [pid 5068] umount2("./101/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8062] set_robust_list(0x555555f856a0, 24 [pid 8058] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8053] chdir("./bus" [pid 8049] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8062] <... set_robust_list resumed>) = 0 [pid 8058] <... futex resumed>) = 1 [pid 8055] <... futex resumed>) = 0 [pid 8053] <... chdir resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./101/file0", [pid 5063] getdents64(5, [pid 8062] chdir("./100" [pid 8058] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8055] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8053] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8053] <... futex resumed>) = 1 [pid 8049] <... futex resumed>) = 0 [pid 5068] umount2("./101/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8058] unlink(NULL [pid 8053] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8049] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(5, [pid 8058] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8053] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8049] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8058] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8053] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8049] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./101/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] close(5 [pid 8058] <... futex resumed>) = 0 [pid 8062] <... chdir resumed>) = 0 [pid 8055] <... futex resumed>) = 0 [pid 5060] <... umount2 resumed>) = 0 [pid 8062] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8055] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] umount2("./98/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8062] <... prctl resumed>) = 0 [pid 8055] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8053] <... open resumed>) = 3 [pid 5068] <... openat resumed>) = 4 [pid 5063] <... close resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8062] setpgid(0, 0 [pid 8058] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8055] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8053] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(4, "", [pid 5063] rmdir("./100/file1/work" [pid 5060] newfstatat(AT_FDCWD, "./98/bus", [pid 8062] <... setpgid resumed>) = 0 [pid 8058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8055] <... futex resumed>) = 0 [pid 8053] <... futex resumed>) = 1 [pid 8049] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8062] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8058] chdir("./bus" [pid 8055] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8053] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8049] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5063] <... rmdir resumed>) = 0 [pid 5060] umount2("./98/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8062] <... openat resumed>) = 3 [pid 8058] <... chdir resumed>) = 0 [pid 8053] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8049] <... futex resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8062] write(3, "1000", 4 [pid 8058] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8053] fcntl(-1, F_SETFL, O_RDONLY [pid 8049] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] umount2("./100/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./98/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8062] <... write resumed>) = 4 [pid 8058] <... futex resumed>) = 1 [pid 8055] <... futex resumed>) = 0 [pid 8053] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5068] getdents64(4, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 4 [pid 8062] close(3 [pid 8058] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8055] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8053] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] newfstatat(AT_FDCWD, "./100/file1/index", [pid 5060] newfstatat(4, "", [pid 8062] <... close resumed>) = 0 [pid 8058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8055] <... futex resumed>) = 0 [pid 8053] <... futex resumed>) = 1 [pid 8049] <... futex resumed>) = 0 [pid 5068] close(4 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8062] symlink("/dev/binderfs", "./binderfs" [pid 8058] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8055] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8053] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8049] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5063] umount2("./100/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 8062] <... symlink resumed>) = 0 [pid 8053] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8049] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 8062] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8053] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5068] rmdir("./101/file0" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8062] <... futex resumed>) = 0 [pid 8062] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8053] <... openat resumed>) = 4 [pid 8049] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./100/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] umount2("./98/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8062] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8058] <... open resumed>) = 3 [pid 8053] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./101/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... openat resumed>) = 5 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8062] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8058] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8053] <... futex resumed>) = 1 [pid 8049] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(5, "", [pid 5060] newfstatat(AT_FDCWD, "./98/bus/file0", [pid 8062] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8058] <... futex resumed>) = 1 [pid 8055] <... futex resumed>) = 0 [pid 8053] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] newfstatat(AT_FDCWD, "./101/file1", [pid 8062] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8058] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8055] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8049] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8062] <... mmap resumed>) = 0x7fef411b2000 [pid 8058] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8055] <... futex resumed>) = 0 [pid 8053] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8049] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] getdents64(5, [pid 5060] unlink("./98/bus/file0" [pid 8062] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8058] fcntl(-1, F_SETFL, O_RDONLY [pid 8055] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8053] sendfile(4, 4, NULL, 7 [pid 8049] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./101/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... unlink resumed>) = 0 [pid 8062] <... mprotect resumed>) = 0 [pid 8058] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(5, [pid 8058] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./101/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8058] <... futex resumed>) = 1 [pid 5063] close(5 [pid 8058] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8062] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8055] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5063] <... close resumed>) = 0 [pid 5060] getdents64(4, [pid 8062] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8055] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8058] <... futex resumed>) = 0 [pid 8055] <... futex resumed>) = 1 [pid 5068] newfstatat(4, "", [pid 5063] rmdir("./100/file1/index" [pid 8062] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5060] close(4 [pid 8058] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8055] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... close resumed>) = 0 [pid 8058] <... openat resumed>) = 4 [pid 5060] rmdir("./98/bus") = 0 [pid 8058] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8055] <... futex resumed>) = 0 [pid 8055] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8058] sendfile(4, 4, NULL, 7 [pid 8055] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... rmdir resumed>) = 0 [ 122.711758][ T8058] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5060] umount2("./98/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 8064 attached [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 8064] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8062] <... clone3 resumed> => {parent_tid=[8064]}, 88) = 8064 [pid 5068] getdents64(4, [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8064] <... rseq resumed>) = 0 [pid 8062] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] close(4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8064] set_robust_list(0x7fef411d29a0, 24 [pid 8062] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] umount2("./101/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8064] <... set_robust_list resumed>) = 0 [pid 8062] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... close resumed>) = 0 [pid 8064] rt_sigprocmask(SIG_SETMASK, [], [pid 8062] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] rmdir("./100/file1" [pid 8064] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8062] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8064] mkdir("./file0", 000 [pid 5068] newfstatat(AT_FDCWD, "./101/file1/work", [pid 5060] newfstatat(AT_FDCWD, "./98/binderfs", [pid 5063] <... rmdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] unlink("./98/binderfs" [pid 8064] <... mkdir resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] getdents64(3, [pid 8064] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./101/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8064] <... futex resumed>) = 1 [pid 8062] <... futex resumed>) = 0 [pid 5063] close(3 [pid 5060] umount2("./98/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8064] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8062] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./101/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... close resumed>) = 0 [pid 8064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8062] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8062] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] newfstatat(AT_FDCWD, "./98/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./98/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8064] mkdir("./bus", 000 [pid 8053] <... sendfile resumed>) = 4 [pid 5068] newfstatat(5, "", [pid 5063] rmdir("./100" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8064] <... mkdir resumed>) = 0 [pid 8053] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 8053] <... futex resumed>) = 1 [pid 8053] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] getdents64(5, [pid 8049] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8049] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 8053] <... futex resumed>) = 0 [pid 8049] <... futex resumed>) = 1 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8053] sendfile(3, 4, NULL, 281474978811911 [pid 8049] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(5 [pid 8064] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8053] <... sendfile resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5063] mkdir("./101", 0777 [pid 8064] <... futex resumed>) = 1 [pid 8062] <... futex resumed>) = 0 [pid 8053] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./101/file1/work" [pid 8064] mkdir("./file1", 000 [pid 8062] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8053] <... futex resumed>) = 1 [pid 8049] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./98/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8064] <... mkdir resumed>) = 0 [pid 8062] <... futex resumed>) = 0 [pid 8053] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8049] exit_group(0 [pid 5068] umount2("./101/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... mkdir resumed>) = 0 [pid 5060] <... openat resumed>) = 4 [pid 8062] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8061] <... futex resumed>) = ? [pid 8053] <... futex resumed>) = ? [pid 8049] <... exit_group resumed>) = ? [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(4, "", [pid 8061] +++ exited with 0 +++ [pid 8053] +++ exited with 0 +++ [pid 5068] newfstatat(AT_FDCWD, "./101/file1/index", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8064] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8049] +++ exited with 0 +++ [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8064] <... futex resumed>) = 1 [pid 8062] <... futex resumed>) = 0 [pid 5068] umount2("./101/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8049, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5060] getdents64(4, [pid 8064] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8062] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8067 attached ) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 8062] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8067] set_robust_list(0x555555f856a0, 24 [pid 8055] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] getdents64(4, [pid 5068] openat(AT_FDCWD, "./101/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] umount2("./99", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8055] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8067] <... set_robust_list resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] close(4 [pid 8055] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8055] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] <... close resumed>) = 0 [pid 8055] <... mmap resumed>) = 0x7fef41191000 [pid 8067] chdir("./101" [pid 5068] <... openat resumed>) = 5 [pid 5062] <... openat resumed>) = 3 [pid 5060] rmdir("./98/file0" [pid 8067] <... chdir resumed>) = 0 [pid 8055] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [ 122.789844][ T8053] PM: Image not found (code -6) [pid 5068] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 8067 [pid 8067] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8055] <... mprotect resumed>) = 0 [pid 5068] getdents64(5, [pid 5062] newfstatat(3, "", [pid 5060] <... rmdir resumed>) = 0 [pid 8067] <... prctl resumed>) = 0 [pid 8055] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8067] setpgid(0, 0 [pid 8055] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8067] <... setpgid resumed>) = 0 [pid 5062] getdents64(3, [pid 5060] umount2("./98/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8055] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8069 attached [pid 8067] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8055] <... clone3 resumed> => {parent_tid=[8069]}, 88) = 8069 [pid 5062] umount2("./99/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(AT_FDCWD, "./98/file1", [pid 8069] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053) = 0 [pid 8067] <... openat resumed>) = 3 [pid 8055] rt_sigprocmask(SIG_SETMASK, [], [pid 8069] set_robust_list(0x7fef411b19a0, 24 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8069] <... set_robust_list resumed>) = 0 [pid 8067] write(3, "1000", 4 [pid 8055] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] umount2("./98/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8069] rt_sigprocmask(SIG_SETMASK, [], [pid 8067] <... write resumed>) = 4 [pid 8055] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8069] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8067] close(3 [pid 8055] <... futex resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./98/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8069] sendfile(3, 4, NULL, 281474978811911 [pid 8067] <... close resumed>) = 0 [pid 8055] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... openat resumed>) = 4 [pid 8067] symlink("/dev/binderfs", "./binderfs" [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8067] <... symlink resumed>) = 0 [pid 5068] getdents64(5, [pid 5060] newfstatat(4, "", [pid 8067] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8067] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 5068] close(5 [pid 5060] getdents64(4, [pid 8067] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] <... close resumed>) = 0 [pid 8067] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] rmdir("./101/file1/index" [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8067] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5060] umount2("./98/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8067] <... mmap resumed>) = 0x7fef411b2000 [pid 8067] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8067] <... mprotect resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./98/file1/work", [pid 8067] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] getdents64(4, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8067] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5060] umount2("./98/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8067] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./98/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5060] newfstatat(5, "", ./strace-static-x86_64: Process 8070 attached {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8067] <... clone3 resumed> => {parent_tid=[8070]}, 88) = 8070 [pid 8070] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8067] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] getdents64(5, [pid 8070] <... rseq resumed>) = 0 [pid 8067] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8070] set_robust_list(0x7fef411d29a0, 24 [pid 8067] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8070] <... set_robust_list resumed>) = 0 [pid 8067] <... futex resumed>) = 0 [pid 8070] rt_sigprocmask(SIG_SETMASK, [], [pid 8067] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8070] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8070] mkdir("./file0", 000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] close(4) = 0 [pid 8070] <... mkdir resumed>) = 0 [pid 5068] rmdir("./101/file1" [pid 5060] getdents64(5, [pid 5068] <... rmdir resumed>) = 0 [pid 5068] getdents64(3, 0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5068] close(3) = 0 [pid 5068] rmdir("./101" [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8070] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5060] close(5 [pid 8070] <... futex resumed>) = 1 [pid 8067] <... futex resumed>) = 0 [pid 8070] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8067] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] mkdir("./102", 0777 [pid 5060] <... close resumed>) = 0 [pid 8070] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8067] <... futex resumed>) = 0 [pid 5068] <... mkdir resumed>) = 0 [pid 5060] rmdir("./98/file1/work" [pid 8070] mkdir("./bus", 000 [pid 8067] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = 0 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] umount2("./99/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8070] <... mkdir resumed>) = 0 [pid 8064] <... mount resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 8071 attached [pid 8070] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./99/bus", [pid 8071] set_robust_list(0x555555f856a0, 24 [pid 8070] <... futex resumed>) = 1 [pid 8067] <... futex resumed>) = 0 [pid 8071] <... set_robust_list resumed>) = 0 [pid 8070] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8067] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8071] chdir("./102" [pid 8070] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8067] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8071] <... chdir resumed>) = 0 [pid 8070] mkdir("./file1", 000 [pid 8067] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./99/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./98/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8071] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./99/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8071] <... prctl resumed>) = 0 [pid 8070] <... mkdir resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8071] setpgid(0, 0 [pid 8070] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(4, "", [pid 8071] <... setpgid resumed>) = 0 [pid 8070] <... futex resumed>) = 1 [pid 8067] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] newfstatat(AT_FDCWD, "./98/file1/index", [pid 8071] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8070] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8067] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 8071 [pid 5062] getdents64(4, [pid 8064] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 8064] <... futex resumed>) = 1 [pid 8062] <... futex resumed>) = 0 [pid 5062] umount2("./99/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8064] unlink(NULL [pid 8062] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8064] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8062] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./99/bus/file0", [pid 8064] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8062] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8064] <... futex resumed>) = 0 [pid 8062] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] unlink("./99/bus/file0" [pid 8064] chdir("./bus" [pid 8062] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... unlink resumed>) = 0 [pid 8064] <... chdir resumed>) = 0 [pid 8062] <... futex resumed>) = 0 [pid 8064] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8062] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(4, [pid 8064] <... futex resumed>) = 0 [pid 8062] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8067] <... futex resumed>) = 0 [pid 8064] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8062] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8062] <... futex resumed>) = 0 [pid 8062] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] close(4 [pid 8071] <... openat resumed>) = 3 [pid 8070] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8069] <... sendfile resumed>) = 4 [pid 8067] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8058] <... sendfile resumed>) = 4 [pid 5062] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 122.816422][ T8064] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 122.854163][ T8058] PM: Image not found (code -6) [pid 8071] write(3, "1000", 4 [pid 8070] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8069] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8058] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./98/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8071] <... write resumed>) = 4 [pid 8064] <... open resumed>) = 3 [pid 5062] rmdir("./99/bus" [pid 8064] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... rmdir resumed>) = 0 [pid 8064] <... futex resumed>) = 1 [pid 8062] <... futex resumed>) = 0 [pid 8062] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8062] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8064] fcntl(-1, F_SETFL, O_RDONLY) = -1 EBADF (Bad file descriptor) [pid 8064] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./99/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8064] <... futex resumed>) = 1 [pid 8062] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8064] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8062] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8062] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./99/binderfs", [pid 8064] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8062] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8064] <... openat resumed>) = 4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8064] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] unlink("./99/binderfs" [pid 8064] <... futex resumed>) = 1 [pid 8062] <... futex resumed>) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 8064] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8062] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8064] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8062] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8064] sendfile(4, 4, NULL, 7 [pid 8071] close(3 [pid 8069] <... futex resumed>) = 1 [pid 8058] <... futex resumed>) = 0 [pid 8055] <... futex resumed>) = 0 [pid 5062] umount2("./99/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./98/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8071] <... close resumed>) = 0 [pid 8069] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8058] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8055] exit_group(0 [pid 8071] symlink("/dev/binderfs", "./binderfs" [pid 8069] <... futex resumed>) = ? [pid 8058] <... futex resumed>) = ? [pid 8055] <... exit_group resumed>) = ? [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 5 [pid 8071] <... symlink resumed>) = 0 [pid 8069] +++ exited with 0 +++ [pid 8058] +++ exited with 0 +++ [pid 8055] +++ exited with 0 +++ [pid 8071] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8055, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5060] newfstatat(5, "", [pid 5062] newfstatat(AT_FDCWD, "./99/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./99/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./99/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8071] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5062] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./99", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8071] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5062] getdents64(4, [pid 5061] <... openat resumed>) = 3 [pid 5060] getdents64(5, [pid 8071] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(3, "", [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8071] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5062] close(4 [pid 5060] getdents64(5, [pid 8071] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8071] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] rmdir("./99/file0" [pid 5060] close(5 [pid 8071] <... mmap resumed>) = 0x7fef411b2000 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] getdents64(3, [pid 8071] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5062] umount2("./99/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] <... close resumed>) = 0 [pid 8071] <... mprotect resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./98/file1/index" [pid 8071] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] newfstatat(AT_FDCWD, "./99/file1", [pid 5061] umount2("./99/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8071] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5062] umount2("./99/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8071] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(4, [pid 5062] openat(AT_FDCWD, "./99/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5062] newfstatat(4, "", ./strace-static-x86_64: Process 8073 attached [pid 8071] <... clone3 resumed> => {parent_tid=[8073]}, 88) = 8073 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8073] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8071] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] getdents64(4, [pid 8073] <... rseq resumed>) = 0 [pid 8071] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8073] set_robust_list(0x7fef411d29a0, 24 [pid 8071] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8073] <... set_robust_list resumed>) = 0 [pid 8071] <... futex resumed>) = 0 [pid 8073] rt_sigprocmask(SIG_SETMASK, [], [pid 8071] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8073] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8070] <... mount resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8073] mkdir("./file0", 000 [pid 8070] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] close(4 [pid 8073] <... mkdir resumed>) = 0 [pid 8070] <... futex resumed>) = 1 [pid 8067] <... futex resumed>) = 0 [pid 5062] umount2("./99/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8067] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... close resumed>) = 0 [pid 8070] unlink(NULL [pid 8067] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./98/file1" [pid 8070] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8067] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(AT_FDCWD, "./99/file1/work", [pid 8073] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8070] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8067] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8073] <... futex resumed>) = 1 [pid 8071] <... futex resumed>) = 0 [pid 8070] <... futex resumed>) = 0 [pid 8067] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8073] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8071] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8070] chdir("./bus" [pid 8067] <... futex resumed>) = 0 [pid 5062] umount2("./99/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 8073] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8071] <... futex resumed>) = 0 [pid 8070] <... chdir resumed>) = 0 [pid 8067] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(3, [pid 8073] mkdir("./bus", 000 [pid 8071] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8070] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8067] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8067] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8070] <... futex resumed>) = 0 [pid 8067] <... futex resumed>) = 0 [pid 8070] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8067] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] openat(AT_FDCWD, "./99/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] close(3 [pid 5062] <... openat resumed>) = 5 [pid 8073] <... mkdir resumed>) = 0 [pid 5062] newfstatat(5, "", [pid 5060] <... close resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] rmdir("./98" [pid 5062] getdents64(5, [pid 8073] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8070] <... open resumed>) = 3 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... umount2 resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 8073] <... futex resumed>) = 1 [pid 8071] <... futex resumed>) = 0 [pid 8070] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8073] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8071] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8070] <... futex resumed>) = 1 [pid 8067] <... futex resumed>) = 0 [pid 8073] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8071] <... futex resumed>) = 0 [pid 8070] fcntl(-1, F_SETFL, O_RDONLY [pid 8067] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(5, [pid 5061] umount2("./99/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] mkdir("./99", 0777 [pid 8073] mkdir("./file1", 000 [pid 8071] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8067] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8073] <... mkdir resumed>) = 0 [pid 8070] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8067] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] close(5 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... mkdir resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./99/bus", [pid 5062] rmdir("./99/file1/work" [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8070] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8073] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8070] <... futex resumed>) = 1 [pid 8067] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8070] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8067] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./99/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./99/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8073] <... futex resumed>) = 1 [pid 8071] <... futex resumed>) = 0 [pid 8070] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8067] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8075 attached [pid 8073] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8071] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8070] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8067] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(AT_FDCWD, "./99/file1/index", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8075] set_robust_list(0x555555f856a0, 24 [pid 8073] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [ 122.864935][ T8070] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 8071] <... futex resumed>) = 0 [pid 8070] <... openat resumed>) = 4 [pid 8075] <... set_robust_list resumed>) = 0 [pid 8073] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8071] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] openat(AT_FDCWD, "./99/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 8075 [pid 8075] chdir("./99" [pid 8070] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8062] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8070] <... futex resumed>) = 1 [pid 8070] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8067] <... futex resumed>) = 0 [pid 8067] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8070] <... futex resumed>) = 0 [pid 8067] <... futex resumed>) = 1 [pid 8070] sendfile(4, 4, NULL, 7 [pid 8067] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... openat resumed>) = 4 [pid 8075] <... chdir resumed>) = 0 [pid 8062] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./99/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(4, "", [pid 8075] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8062] <... futex resumed>) = 0 [pid 8075] <... prctl resumed>) = 0 [pid 8064] <... sendfile resumed>) = 4 [pid 8062] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8075] setpgid(0, 0 [pid 8062] <... mmap resumed>) = 0x7fef41191000 [pid 5062] openat(AT_FDCWD, "./99/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] getdents64(4, [pid 8075] <... setpgid resumed>) = 0 [pid 8062] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 8075] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 8075] <... openat resumed>) = 3 [pid 8062] <... mprotect resumed>) = 0 [pid 5061] umount2("./99/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... openat resumed>) = 5 [pid 8075] write(3, "1000", 4 [pid 8062] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] newfstatat(5, "", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8075] <... write resumed>) = 4 [pid 8064] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8062] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8075] close(3 [pid 8064] <... futex resumed>) = 0 [pid 8062] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] newfstatat(AT_FDCWD, "./99/bus/file0", [pid 8075] <... close resumed>) = 0 [pid 8064] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] getdents64(5, [pid 8075] symlink("/dev/binderfs", "./binderfs" [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8075] <... symlink resumed>) = 0 [pid 8062] <... clone3 resumed> => {parent_tid=[8077]}, 88) = 8077 [pid 5061] unlink("./99/bus/file0" [pid 5062] getdents64(5, ./strace-static-x86_64: Process 8077 attached [pid 8075] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8062] rt_sigprocmask(SIG_SETMASK, [], [pid 8077] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8075] <... futex resumed>) = 0 [pid 8062] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 8077] <... rseq resumed>) = 0 [pid 8062] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8077] set_robust_list(0x7fef411b19a0, 24) = 0 [pid 8075] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8062] <... futex resumed>) = 0 [pid 5062] close(5 [pid 5061] getdents64(4, [pid 8077] rt_sigprocmask(SIG_SETMASK, [], [pid 8075] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8073] <... mount resumed>) = 0 [pid 8062] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... close resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8077] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8075] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5062] rmdir("./99/file1/index" [pid 5061] close(4 [pid 8077] sendfile(3, 4, NULL, 281474978811911 [pid 8075] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8077] <... sendfile resumed>) = 0 [pid 8073] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8077] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8073] <... futex resumed>) = 1 [pid 8071] <... futex resumed>) = 0 [pid 8077] <... futex resumed>) = 1 [pid 8073] unlink(NULL [pid 8071] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8062] <... futex resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 8077] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8073] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8071] <... futex resumed>) = 0 [pid 8075] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8073] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8071] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8062] exit_group(0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] rmdir("./99/bus" [pid 8077] <... futex resumed>) = ? [pid 8075] <... mmap resumed>) = 0x7fef411b2000 [pid 8073] <... futex resumed>) = 0 [pid 8071] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8064] <... futex resumed>) = ? [pid 8062] <... exit_group resumed>) = ? [pid 8077] +++ exited with 0 +++ [pid 8073] chdir("./bus" [pid 8071] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8064] +++ exited with 0 +++ [pid 8073] <... chdir resumed>) = 0 [pid 8071] <... futex resumed>) = 0 [pid 8071] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8073] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8071] <... futex resumed>) = 0 [pid 8071] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8062] +++ exited with 0 +++ [pid 8071] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8075] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8062, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 8073] <... futex resumed>) = 1 [pid 8075] <... mprotect resumed>) = 0 [pid 8073] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8075] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8073] <... open resumed>) = 3 [pid 5062] getdents64(4, [pid 5061] <... rmdir resumed>) = 0 [pid 8075] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] umount2("./100", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8075] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] umount2("./99/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8078 attached [pid 8075] <... clone3 resumed> => {parent_tid=[8078]}, 88) = 8078 [pid 5065] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] close(4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8075] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5061] newfstatat(AT_FDCWD, "./99/binderfs", [pid 5062] <... close resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8075] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 3 [pid 5062] rmdir("./99/file1" [pid 8075] <... futex resumed>) = 0 [pid 5065] newfstatat(3, "", [pid 5061] unlink("./99/binderfs" [pid 8075] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8078] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8073] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 8078] <... rseq resumed>) = 0 [pid 8073] <... futex resumed>) = 1 [pid 8071] <... futex resumed>) = 0 [pid 5065] getdents64(3, [pid 5061] umount2("./99/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8078] set_robust_list(0x7fef411d29a0, 24 [pid 8071] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8078] <... set_robust_list resumed>) = 0 [pid 8073] fcntl(-1, F_SETFL, O_RDONLY [pid 8071] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] getdents64(3, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8078] rt_sigprocmask(SIG_SETMASK, [], [pid 8071] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(AT_FDCWD, "./99/file0", [pid 8078] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8073] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5065] umount2("./100/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 8078] mkdir("./file0", 000 [pid 8073] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8078] <... mkdir resumed>) = 0 [pid 8073] <... futex resumed>) = 1 [pid 8071] <... futex resumed>) = 0 [pid 5062] close(3 [pid 8071] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8071] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... close resumed>) = 0 [pid 5061] umount2("./99/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8073] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5062] rmdir("./99" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8078] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8073] <... openat resumed>) = 4 [pid 5061] openat(AT_FDCWD, "./99/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8078] <... futex resumed>) = 1 [pid 8075] <... futex resumed>) = 0 [pid 8078] mkdir("./bus", 000 [pid 8075] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8073] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... openat resumed>) = 4 [pid 8075] <... futex resumed>) = 0 [pid 8075] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8073] <... futex resumed>) = 1 [pid 8071] <... futex resumed>) = 0 [pid 8073] sendfile(4, 4, NULL, 7 [pid 8071] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(4, "", [pid 8071] <... futex resumed>) = 0 [pid 8071] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(4, [pid 8078] <... mkdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 8078] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(4, [pid 5062] mkdir("./100", 0777 [pid 8078] <... futex resumed>) = 1 [pid 8075] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8078] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8075] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] close(4 [pid 8075] <... futex resumed>) = 1 [pid 8078] <... futex resumed>) = 0 [pid 8078] mkdir("./file1", 000) = 0 [pid 8075] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... mkdir resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 5065] <... umount2 resumed>) = 0 [pid 5061] rmdir("./99/file0" [ 122.926159][ T8073] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 122.932185][ T8064] PM: Image not found (code -6) [pid 5065] umount2("./100/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8078] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8080 attached [pid 8070] <... sendfile resumed>) = 4 [pid 8067] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] newfstatat(AT_FDCWD, "./100/bus", [pid 5061] <... rmdir resumed>) = 0 [pid 8078] <... futex resumed>) = 1 [pid 8075] <... futex resumed>) = 0 [pid 8067] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8075] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8067] <... futex resumed>) = 0 [pid 8075] <... futex resumed>) = 0 [pid 8078] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8075] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8080] set_robust_list(0x555555f856a0, 24 [pid 8070] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8067] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 8080 [pid 5061] umount2("./99/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8080] <... set_robust_list resumed>) = 0 [pid 8070] <... futex resumed>) = 0 [pid 8067] <... mmap resumed>) = 0x7fef41191000 [pid 5065] umount2("./100/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8080] chdir("./100" [pid 8070] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./99/file1", [pid 8080] <... chdir resumed>) = 0 [pid 8067] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] openat(AT_FDCWD, "./100/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8080] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8067] <... mprotect resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 8080] <... prctl resumed>) = 0 [pid 5061] umount2("./99/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8080] setpgid(0, 0 [pid 8067] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] newfstatat(4, "", [pid 8080] <... setpgid resumed>) = 0 [pid 8067] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8080] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8067] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8083 attached [pid 8080] <... openat resumed>) = 3 [pid 5065] getdents64(4, [pid 8083] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] openat(AT_FDCWD, "./99/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8083] <... rseq resumed>) = 0 [pid 8080] write(3, "1000", 4 [pid 8067] <... clone3 resumed> => {parent_tid=[8083]}, 88) = 8083 [pid 5065] umount2("./100/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... openat resumed>) = 4 [pid 8083] set_robust_list(0x7fef411b19a0, 24 [pid 8080] <... write resumed>) = 4 [pid 8067] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(4, "", [pid 8083] <... set_robust_list resumed>) = 0 [pid 8080] close(3 [pid 8067] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] newfstatat(AT_FDCWD, "./100/bus/file0", [ 122.993094][ T8070] PM: Image not found (code -6) [pid 8083] rt_sigprocmask(SIG_SETMASK, [], [pid 8080] <... close resumed>) = 0 [pid 8067] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8083] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8080] symlink("/dev/binderfs", "./binderfs" [pid 8067] <... futex resumed>) = 0 [pid 5065] unlink("./100/bus/file0" [pid 5061] getdents64(4, [pid 8083] sendfile(3, 4, NULL, 281474978811911 [pid 8080] <... symlink resumed>) = 0 [pid 8067] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... unlink resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8083] <... sendfile resumed>) = 0 [pid 8083] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8067] <... futex resumed>) = 0 [pid 8083] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8067] exit_group(0 [pid 5061] umount2("./99/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8083] <... futex resumed>) = ? [pid 8080] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8070] <... futex resumed>) = ? [pid 8067] <... exit_group resumed>) = ? [pid 5065] getdents64(4, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8083] +++ exited with 0 +++ [pid 8070] +++ exited with 0 +++ [pid 8067] +++ exited with 0 +++ [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(AT_FDCWD, "./99/file1/work", [pid 8080] <... futex resumed>) = 0 [pid 5065] close(4 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8067, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8080] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5065] <... close resumed>) = 0 [pid 8080] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5065] rmdir("./100/bus" [pid 5061] umount2("./99/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8080] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8080] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] umount2("./101", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8080] <... mmap resumed>) = 0x7fef411b2000 [pid 5061] openat(AT_FDCWD, "./99/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8080] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5063] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... openat resumed>) = 5 [pid 8080] <... mprotect resumed>) = 0 [pid 5063] <... openat resumed>) = 3 [pid 5061] newfstatat(5, "", [pid 8080] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8071] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] umount2("./100/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(3, "", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8080] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8071] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(5, [pid 8071] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./100/binderfs", [pid 8080] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8071] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] getdents64(3, [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] unlink("./100/binderfs" [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 8080] <... clone3 resumed> => {parent_tid=[8084]}, 88) = 8084 [pid 5061] getdents64(5, [pid 8080] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... unlink resumed>) = 0 [pid 5063] umount2("./101/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8080] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8084 attached [pid 8080] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8071] <... mmap resumed>) = 0x7fef41191000 [pid 5061] close(5 [pid 8084] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8080] <... futex resumed>) = 0 [pid 8071] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] umount2("./100/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 8084] <... rseq resumed>) = 0 [pid 8080] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8071] <... mprotect resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8084] set_robust_list(0x7fef411d29a0, 24 [pid 8071] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] newfstatat(AT_FDCWD, "./100/file0", [pid 5061] rmdir("./99/file1/work" [pid 8084] <... set_robust_list resumed>) = 0 [pid 8071] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8084] rt_sigprocmask(SIG_SETMASK, [], [pid 8071] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] umount2("./100/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8084] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8085 attached [pid 8071] <... clone3 resumed> => {parent_tid=[8085]}, 88) = 8085 [pid 5065] openat(AT_FDCWD, "./100/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8085] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8084] mkdir("./file0", 000 [pid 8071] rt_sigprocmask(SIG_SETMASK, [], [pid 8085] <... rseq resumed>) = 0 [pid 8085] set_robust_list(0x7fef411b19a0, 24 [pid 5065] <... openat resumed>) = 4 [pid 8085] <... set_robust_list resumed>) = 0 [pid 8085] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, [pid 8084] <... mkdir resumed>) = 0 [pid 8085] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] <... rmdir resumed>) = 0 [pid 8085] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] getdents64(4, [pid 5061] umount2("./99/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] close(4 [pid 5061] newfstatat(AT_FDCWD, "./99/file1/index", [pid 5065] <... close resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] rmdir("./100/file0" [pid 5061] umount2("./99/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... rmdir resumed>) = 0 [pid 8084] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8080] <... futex resumed>) = 0 [pid 8071] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8084] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8071] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8085] <... futex resumed>) = 0 [pid 8080] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8071] <... futex resumed>) = 1 [pid 5061] openat(AT_FDCWD, "./99/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8085] sendfile(3, 4, NULL, 281474978811911 [pid 8084] <... futex resumed>) = 0 [pid 8080] <... futex resumed>) = 1 [pid 8071] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./100/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... openat resumed>) = 5 [pid 8084] mkdir("./bus", 000 [pid 8078] <... mount resumed>) = 0 [pid 8080] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(5, "", [pid 5065] newfstatat(AT_FDCWD, "./100/file1", [pid 8084] <... mkdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8078] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8084] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8078] <... futex resumed>) = 1 [pid 8075] <... futex resumed>) = 0 [pid 5065] umount2("./100/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8084] <... futex resumed>) = 1 [pid 8080] <... futex resumed>) = 0 [pid 8078] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8075] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(5, [pid 8084] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8080] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8078] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8075] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./100/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8084] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8080] <... futex resumed>) = 0 [pid 8078] unlink(NULL [pid 5065] <... openat resumed>) = 4 [pid 5061] getdents64(5, [pid 8080] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] newfstatat(4, "", [pid 5061] close(5 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... close resumed>) = 0 [pid 5065] getdents64(4, [pid 5061] rmdir("./99/file1/index" [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] <... rmdir resumed>) = 0 [pid 5065] umount2("./100/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./100/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./100/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 8078] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5065] openat(AT_FDCWD, "./100/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5063] <... umount2 resumed>) = 0 [pid 8078] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(4, [pid 8084] mkdir("./file1", 000 [pid 8078] <... futex resumed>) = 0 [pid 5065] newfstatat(5, "", [pid 8085] <... sendfile resumed>) = 4 [pid 8084] <... mkdir resumed>) = 0 [pid 8075] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./101/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8084] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8078] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8075] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8073] <... sendfile resumed>) = 4 [pid 5061] close(4 [pid 8084] <... futex resumed>) = 1 [pid 8075] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8085] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8084] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8080] <... futex resumed>) = 0 [pid 8078] <... futex resumed>) = 0 [pid 8075] <... futex resumed>) = 1 [pid 8073] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 8085] <... futex resumed>) = 1 [pid 8080] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8078] chdir("./bus" [pid 8075] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8084] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8073] <... futex resumed>) = 0 [pid 8071] <... futex resumed>) = 0 [pid 5065] getdents64(5, [pid 5063] newfstatat(AT_FDCWD, "./101/bus", [pid 5061] rmdir("./99/file1" [pid 8085] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8084] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8080] <... futex resumed>) = 0 [pid 8078] <... chdir resumed>) = 0 [pid 8073] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8071] exit_group(0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8085] <... futex resumed>) = ? [pid 8080] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8073] <... futex resumed>) = ? [pid 8071] <... exit_group resumed>) = ? [pid 5065] getdents64(5, [pid 5063] umount2("./101/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8085] +++ exited with 0 +++ [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] close(5 [pid 5063] openat(AT_FDCWD, "./101/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... close resumed>) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5065] rmdir("./100/file1/work") = 0 [pid 5063] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5065] umount2("./100/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./101/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(AT_FDCWD, "./100/file1/index", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] newfstatat(AT_FDCWD, "./101/bus/file0", {st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./100/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] unlink("./101/bus/file0" [pid 5065] openat(AT_FDCWD, "./100/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5063] <... unlink resumed>) = 0 [pid 5065] newfstatat(5, "", [pid 8073] +++ exited with 0 +++ [pid 8071] +++ exited with 0 +++ [ 123.018811][ T8078] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 123.057423][ T8073] PM: Image not found (code -6) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8084] <... mount resumed>) = 0 [pid 8078] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8071, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5065] getdents64(5, [pid 5063] getdents64(4, [pid 5061] <... rmdir resumed>) = 0 [pid 8078] <... futex resumed>) = 1 [pid 8075] <... futex resumed>) = 0 [pid 8075] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8078] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8075] <... futex resumed>) = 0 [pid 8075] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(3, [pid 5063] close(4 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] getdents64(5, [pid 5063] <... close resumed>) = 0 [pid 5061] close(3 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... close resumed>) = 0 [pid 8084] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(5 [pid 5063] rmdir("./101/bus" [pid 5061] rmdir("./99" [pid 8084] <... futex resumed>) = 1 [pid 8080] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 8084] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8080] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8078] <... open resumed>) = 3 [pid 5068] umount2("./102", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8080] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] rmdir("./100/file1/index" [pid 8084] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8080] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8078] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... rmdir resumed>) = 0 [pid 5063] umount2("./101/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] mkdir("./100", 0777 [pid 8084] unlink(NULL [pid 5068] <... openat resumed>) = 3 [pid 8084] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5068] newfstatat(3, "", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8084] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8084] <... futex resumed>) = 1 [pid 8080] <... futex resumed>) = 0 [pid 5068] getdents64(3, [pid 8084] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8080] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8084] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8080] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 8084] chdir("./bus" [pid 8080] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 8084] <... chdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] newfstatat(AT_FDCWD, "./101/binderfs", [pid 5061] <... mkdir resumed>) = 0 [pid 8084] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8078] <... futex resumed>) = 1 [pid 8075] <... futex resumed>) = 0 [pid 5068] umount2("./102/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8084] <... futex resumed>) = 1 [pid 8080] <... futex resumed>) = 0 [pid 8078] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8075] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(4 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8084] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8080] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8075] <... futex resumed>) = 0 [pid 5063] unlink("./101/binderfs"./strace-static-x86_64: Process 8086 attached [pid 8084] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8080] <... futex resumed>) = 0 [pid 8078] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8075] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5063] <... unlink resumed>) = 0 [pid 8086] set_robust_list(0x555555f856a0, 24 [pid 8084] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8080] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8078] fcntl(-1, F_SETFL, O_RDONLY [pid 5068] umount2("./102/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] rmdir("./100/file1" [pid 8086] <... set_robust_list resumed>) = 0 [pid 5063] umount2("./101/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./101/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./101/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./101/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 8086 [pid 5063] newfstatat(4, "", [pid 8084] <... open resumed>) = 3 [pid 8078] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8086] chdir("./100" [pid 5063] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(4, [pid 8086] <... chdir resumed>) = 0 [pid 8084] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8078] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... rmdir resumed>) = 0 [pid 8086] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8084] <... futex resumed>) = 1 [pid 8078] <... futex resumed>) = 1 [pid 8075] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./102/bus", [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8086] <... prctl resumed>) = 0 [pid 8084] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8080] <... futex resumed>) = 0 [pid 8078] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8075] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] getdents64(3, [pid 5063] close(4 [pid 8086] setpgid(0, 0 [pid 8084] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8080] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8078] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8075] <... futex resumed>) = 0 [pid 5068] umount2("./102/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 8086] <... setpgid resumed>) = 0 [pid 8084] fcntl(-1, F_SETFL, O_RDONLY [pid 8080] <... futex resumed>) = 0 [pid 8078] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8075] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... close resumed>) = 0 [pid 8086] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8084] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8080] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] close(3 [pid 8084] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] rmdir("./101/file0" [pid 5068] openat(AT_FDCWD, "./102/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... close resumed>) = 0 [pid 8084] <... futex resumed>) = 1 [pid 8080] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5065] rmdir("./100" [pid 5063] <... rmdir resumed>) = 0 [pid 8086] <... openat resumed>) = 3 [pid 8084] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8080] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8078] <... openat resumed>) = 4 [pid 5068] newfstatat(4, "", [pid 5063] umount2("./101/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8084] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... rmdir resumed>) = 0 [pid 8084] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8080] <... futex resumed>) = 0 [pid 5065] mkdir("./101", 0777 [pid 8084] <... openat resumed>) = 4 [pid 8080] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8086] write(3, "1000", 4 [pid 8078] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5065] <... mkdir resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./101/file1", [pid 8086] <... write resumed>) = 4 [pid 8084] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8078] <... futex resumed>) = 1 [pid 8075] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 8078] sendfile(4, 4, NULL, 7 [pid 8075] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8086] close(3 [pid 8075] <... futex resumed>) = 0 [ 123.074703][ T8084] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8086] <... close resumed>) = 0 [pid 8084] <... futex resumed>) = 1 [pid 8080] <... futex resumed>) = 0 [pid 8075] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./102/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5063] umount2("./101/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8086] symlink("/dev/binderfs", "./binderfs") = 0 [pid 8084] sendfile(4, 4, NULL, 7 [pid 8080] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8080] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./102/bus/file0", ./strace-static-x86_64: Process 8088 attached [pid 5063] openat(AT_FDCWD, "./101/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8088] set_robust_list(0x555555f856a0, 24 [pid 8086] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8080] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 8088 [pid 5063] <... openat resumed>) = 4 [pid 8088] <... set_robust_list resumed>) = 0 [pid 8086] <... futex resumed>) = 0 [pid 8086] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] unlink("./102/bus/file0" [pid 8088] chdir("./101" [pid 5063] newfstatat(4, "", [pid 8086] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8088] <... chdir resumed>) = 0 [pid 8086] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8088] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8086] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... unlink resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8086] <... mmap resumed>) = 0x7fef411b2000 [pid 8088] <... prctl resumed>) = 0 [pid 5063] getdents64(4, [pid 8086] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] getdents64(4, [pid 8086] <... mprotect resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8088] setpgid(0, 0 [pid 5068] close(4) = 0 [pid 5068] rmdir("./102/bus" [pid 8088] <... setpgid resumed>) = 0 [pid 8086] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... rmdir resumed>) = 0 [pid 5063] umount2("./101/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8088] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./101/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] umount2("./102/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8088] <... openat resumed>) = 3 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8088] write(3, "1000", 4 [pid 8086] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8078] <... sendfile resumed>) = 4 [pid 5063] umount2("./101/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] newfstatat(AT_FDCWD, "./102/binderfs", [pid 8086] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8088] <... write resumed>) = 4 [pid 8078] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8075] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8078] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8075] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8078] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8075] <... futex resumed>) = 0 [pid 8078] sendfile(3, 4, NULL, 281474978811911 [pid 8075] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8088] close(3./strace-static-x86_64: Process 8091 attached [pid 8086] <... clone3 resumed> => {parent_tid=[8091]}, 88) = 8091 [pid 8078] <... sendfile resumed>) = 0 [pid 8091] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053) = 0 [pid 8088] <... close resumed>) = 0 [pid 8086] rt_sigprocmask(SIG_SETMASK, [], [pid 8078] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] unlink("./102/binderfs" [pid 5063] openat(AT_FDCWD, "./101/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8091] set_robust_list(0x7fef411d29a0, 24 [pid 8088] symlink("/dev/binderfs", "./binderfs" [pid 8086] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8078] <... futex resumed>) = 1 [pid 8075] <... futex resumed>) = 0 [pid 8091] <... set_robust_list resumed>) = 0 [pid 8086] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8078] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8075] exit_group(0 [pid 5063] <... openat resumed>) = 5 [pid 8091] rt_sigprocmask(SIG_SETMASK, [], [pid 8086] <... futex resumed>) = 0 [pid 8078] <... futex resumed>) = ? [pid 8075] <... exit_group resumed>) = ? [pid 8091] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8086] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8078] +++ exited with 0 +++ [pid 8075] +++ exited with 0 +++ [pid 8091] mkdir("./file0", 000 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8075, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 8091] <... mkdir resumed>) = 0 [pid 5060] restart_syscall(<... resuming interrupted clone ...>) = 0 [ 123.166451][ T8078] PM: Image not found (code -6) [pid 5060] umount2("./99", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 8091] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8088] <... symlink resumed>) = 0 [pid 8084] <... sendfile resumed>) = 4 [pid 8080] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... unlink resumed>) = 0 [pid 5063] newfstatat(5, "", [pid 5060] openat(AT_FDCWD, "./99", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8091] <... futex resumed>) = 1 [pid 8088] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8086] <... futex resumed>) = 0 [pid 8084] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8080] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./102/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8091] mkdir("./bus", 000 [pid 8088] <... futex resumed>) = 0 [pid 8086] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8084] <... futex resumed>) = 0 [pid 8080] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 3 [pid 8088] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8080] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] newfstatat(AT_FDCWD, "./102/file0", [pid 5063] getdents64(5, [pid 8088] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8080] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8091] <... mkdir resumed>) = 0 [pid 8088] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8086] <... futex resumed>) = 0 [pid 8080] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] umount2("./102/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8084] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8088] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8080] <... mprotect resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(5, [pid 8088] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] openat(AT_FDCWD, "./102/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8086] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 4 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8088] <... mmap resumed>) = 0x7fef411b2000 [pid 8080] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] newfstatat(4, "", [pid 5063] close(5 [pid 5060] newfstatat(3, "", [pid 8091] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8088] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8080] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8091] <... futex resumed>) = 1 [pid 8086] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5060] getdents64(3, [pid 8091] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8088] <... mprotect resumed>) = 0 [pid 8086] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 8091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8086] <... futex resumed>) = 0 [pid 8080] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] rmdir("./101/file1/work" [pid 5060] umount2("./99/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8091] mkdir("./file1", 000 [pid 8088] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8086] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, ./strace-static-x86_64: Process 8093 attached [pid 8088] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 8093] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8091] <... mkdir resumed>) = 0 [pid 5068] close(4 [pid 8093] <... rseq resumed>) = 0 [pid 8088] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8080] <... clone3 resumed> => {parent_tid=[8093]}, 88) = 8093 [pid 5068] <... close resumed>) = 0 [pid 8093] set_robust_list(0x7fef411b19a0, 24 [pid 8080] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] rmdir("./102/file0"./strace-static-x86_64: Process 8094 attached [pid 8093] <... set_robust_list resumed>) = 0 [pid 8091] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8088] <... clone3 resumed> => {parent_tid=[8094]}, 88) = 8094 [pid 8080] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] umount2("./101/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8094] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8093] rt_sigprocmask(SIG_SETMASK, [], [pid 8091] <... futex resumed>) = 1 [pid 8088] rt_sigprocmask(SIG_SETMASK, [], [pid 8086] <... futex resumed>) = 0 [pid 8080] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8094] <... rseq resumed>) = 0 [pid 8093] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8091] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8088] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8086] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8080] <... futex resumed>) = 0 [pid 5068] umount2("./102/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8094] set_robust_list(0x7fef411d29a0, 24 [pid 8093] sendfile(3, 4, NULL, 281474978811911 [pid 8091] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8088] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8086] <... futex resumed>) = 0 [pid 8080] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 123.201646][ T8084] PM: Image not found (code -6) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./101/file1/index", [pid 8094] <... set_robust_list resumed>) = 0 [pid 8093] <... sendfile resumed>) = 0 [pid 8091] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8088] <... futex resumed>) = 0 [pid 8086] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./102/file1", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8094] rt_sigprocmask(SIG_SETMASK, [], [pid 8093] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8088] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8093] <... futex resumed>) = 1 [pid 8080] <... futex resumed>) = 0 [pid 5063] umount2("./101/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8080] exit_group(0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8084] <... futex resumed>) = ? [pid 8080] <... exit_group resumed>) = ? [pid 5063] openat(AT_FDCWD, "./101/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8084] +++ exited with 0 +++ [pid 5063] <... openat resumed>) = 5 [pid 8093] +++ exited with 0 +++ [pid 8080] +++ exited with 0 +++ [pid 5063] newfstatat(5, "", [pid 5068] umount2("./102/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8080, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] openat(AT_FDCWD, "./102/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] getdents64(5, [pid 5068] <... openat resumed>) = 4 [pid 5068] newfstatat(4, "", [pid 5062] umount2("./100", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] getdents64(4, [pid 5063] getdents64(5, [pid 5062] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] <... openat resumed>) = 3 [pid 5063] close(5) = 0 [pid 5062] newfstatat(3, "", [pid 5068] umount2("./102/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./101/file1/index" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... rmdir resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./102/file1/work", [pid 5062] getdents64(3, [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] umount2("./100/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] umount2("./102/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(4, [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./102/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5063] close(4 [pid 5068] newfstatat(5, "", [pid 5063] <... close resumed>) = 0 [pid 5063] rmdir("./101/file1" [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5068] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8094] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8091] <... mount resumed>) = 0 [pid 5068] getdents64(5, [pid 5063] getdents64(3, [pid 5062] <... umount2 resumed>) = 0 [pid 5060] <... umount2 resumed>) = 0 [pid 8094] mkdir("./file0", 000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./100/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8094] <... mkdir resumed>) = 0 [pid 8091] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(5 [pid 5063] close(3 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./99/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 8091] <... futex resumed>) = 1 [pid 8094] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8086] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 8094] <... futex resumed>) = 1 [pid 5063] <... close resumed>) = 0 [pid 8086] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8094] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8088] <... futex resumed>) = 0 [pid 5063] rmdir("./101" [pid 8086] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./100/bus", [pid 5060] newfstatat(AT_FDCWD, "./99/bus", [pid 8091] unlink(NULL [pid 5068] rmdir("./102/file1/work" [pid 8091] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8088] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 8091] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8091] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] umount2("./102/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] <... rmdir resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./102/file1/index", [pid 8094] <... futex resumed>) = 0 [pid 8088] <... futex resumed>) = 1 [pid 8086] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] mkdir("./102", 0777 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8094] mkdir("./bus", 000 [pid 8088] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] umount2("./99/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8086] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./100/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8086] <... futex resumed>) = 1 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8086] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./99/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8091] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] openat(AT_FDCWD, "./100/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... openat resumed>) = 4 [pid 8091] chdir("./bus" [pid 5068] umount2("./102/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8091] <... chdir resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8091] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./102/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8091] <... futex resumed>) = 1 [pid 5068] <... openat resumed>) = 5 [pid 8091] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(5, [pid 8094] <... mkdir resumed>) = 0 [pid 8086] <... futex resumed>) = 0 [pid 5063] <... mkdir resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5060] newfstatat(4, "", [pid 8094] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8086] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8094] <... futex resumed>) = 1 [pid 8088] <... futex resumed>) = 0 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8094] mkdir("./file1", 000 [pid 8088] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 5062] newfstatat(4, "", ./strace-static-x86_64: Process 8095 attached [pid 8094] <... mkdir resumed>) = 0 [pid 8091] <... futex resumed>) = 0 [pid 8088] <... futex resumed>) = 0 [pid 8086] <... futex resumed>) = 1 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] getdents64(4, [pid 8095] set_robust_list(0x555555f856a0, 24 [pid 8088] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8086] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8091] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5068] close(5 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5068] <... close resumed>) = 0 [pid 5060] umount2("./99/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8095] <... set_robust_list resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8095] chdir("./102" [pid 5062] getdents64(4, [pid 8095] <... chdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 8095] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 8095 [pid 5062] umount2("./100/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8095] <... prctl resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8095] setpgid(0, 0 [pid 8091] <... open resumed>) = 3 [pid 5068] rmdir("./102/file1/index" [pid 5062] newfstatat(AT_FDCWD, "./100/bus/file0", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8095] <... setpgid resumed>) = 0 [pid 8094] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] newfstatat(AT_FDCWD, "./99/bus/file0", [pid 8095] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8094] <... futex resumed>) = 1 [pid 8088] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] unlink("./100/bus/file0" [pid 8094] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8091] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8088] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5062] <... unlink resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8088] <... futex resumed>) = 0 [ 123.225575][ T8091] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 8088] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(4, [pid 8095] <... openat resumed>) = 3 [pid 8091] <... futex resumed>) = 1 [pid 8086] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] unlink("./99/bus/file0" [pid 8095] write(3, "1000", 4 [pid 8091] fcntl(-1, F_SETFL, O_RDONLY [pid 8086] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8091] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8086] <... futex resumed>) = 0 [pid 5068] close(4 [pid 8095] <... write resumed>) = 4 [pid 8091] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8086] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] close(4 [pid 5060] <... unlink resumed>) = 0 [pid 8095] close(3 [pid 8091] <... futex resumed>) = 0 [pid 8086] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... close resumed>) = 0 [pid 8095] <... close resumed>) = 0 [pid 8091] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8086] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... close resumed>) = 0 [pid 8095] symlink("/dev/binderfs", "./binderfs" [pid 8094] <... mount resumed>) = 0 [pid 8091] <... openat resumed>) = 4 [pid 8086] <... futex resumed>) = 0 [pid 5060] getdents64(4, [pid 5068] rmdir("./102/file1" [pid 5062] rmdir("./100/bus" [pid 8094] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8094] <... futex resumed>) = 1 [pid 8088] <... futex resumed>) = 0 [pid 8086] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] close(4 [pid 8094] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8088] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... close resumed>) = 0 [pid 8094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8088] <... futex resumed>) = 0 [pid 5060] rmdir("./99/bus" [pid 8094] unlink(NULL [pid 8088] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 8094] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8094] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8088] <... futex resumed>) = 0 [pid 8088] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8095] <... symlink resumed>) = 0 [pid 8088] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... rmdir resumed>) = 0 [pid 8095] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8094] chdir("./bus" [pid 8091] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 5060] umount2("./99/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8095] <... futex resumed>) = 0 [pid 8094] <... chdir resumed>) = 0 [pid 8091] <... futex resumed>) = 1 [pid 8086] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./100/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8095] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8094] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8091] sendfile(4, 4, NULL, 7 [pid 8086] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(3 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8095] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8094] <... futex resumed>) = 1 [pid 8088] <... futex resumed>) = 0 [pid 8086] <... futex resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./99/binderfs", [pid 8094] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8088] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8086] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./100/binderfs", [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8095] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8088] <... futex resumed>) = 0 [pid 5068] rmdir("./102" [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] unlink("./99/binderfs" [pid 8095] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8094] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8088] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... unlink resumed>) = 0 [pid 8095] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8094] <... open resumed>) = 3 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] unlink("./100/binderfs" [pid 5060] umount2("./99/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./99/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./99/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./99/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5060] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, [pid 8094] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 8088] <... futex resumed>) = 0 [pid 8088] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8088] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8094] <... futex resumed>) = 1 [pid 5060] getdents64(4, [pid 8094] fcntl(-1, F_SETFL, O_RDONLY [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8095] <... mmap resumed>) = 0x7fef411b2000 [pid 8094] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5060] close(4 [pid 8095] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8094] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... unlink resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 8094] <... futex resumed>) = 1 [pid 8088] <... futex resumed>) = 0 [pid 8094] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8088] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] rmdir("./99/file0" [pid 8094] <... openat resumed>) = 4 [pid 8088] <... futex resumed>) = 0 [pid 8095] <... mprotect resumed>) = 0 [pid 5062] umount2("./100/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8095] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8088] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] mkdir("./103", 0777 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... rmdir resumed>) = 0 [pid 8095] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8094] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8095] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5062] newfstatat(AT_FDCWD, "./100/file0", [pid 8094] <... futex resumed>) = 1 [pid 8088] <... futex resumed>) = 0 [pid 8094] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8088] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./99/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8094] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8088] <... futex resumed>) = 0 [pid 8094] sendfile(4, 4, NULL, 7 [pid 8088] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... mkdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] newfstatat(AT_FDCWD, "./99/file1", ./strace-static-x86_64: Process 8097 attached [pid 8097] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8095] <... clone3 resumed> => {parent_tid=[8097]}, 88) = 8097 [pid 5062] umount2("./100/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8097] <... rseq resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8097] set_robust_list(0x7fef411d29a0, 24 [pid 8095] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] openat(AT_FDCWD, "./100/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8095] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8097] <... set_robust_list resumed>) = 0 [pid 5060] umount2("./99/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8097] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8097] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8095] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 4 [pid 5060] openat(AT_FDCWD, "./99/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8097] mkdir("./file0", 000 [pid 8095] <... futex resumed>) = 0 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] newfstatat(4, "", [pid 5060] <... openat resumed>) = 4 [pid 8097] <... mkdir resumed>) = 0 [pid 8095] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8097] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./99/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8097] <... futex resumed>) = 1 [pid 8095] <... futex resumed>) = 0 [pid 5062] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8097] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5060] newfstatat(AT_FDCWD, "./99/file1/work", [pid 8095] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8095] <... futex resumed>) = 1 [pid 5062] getdents64(4, [pid 8097] <... futex resumed>) = 0 [pid 8095] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] umount2("./99/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8097] mkdir("./bus", 000 [pid 5062] close(4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8097] <... mkdir resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./99/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 ./strace-static-x86_64: Process 8098 attached [pid 5062] <... close resumed>) = 0 [pid 5060] newfstatat(5, "", [pid 8098] set_robust_list(0x555555f856a0, 24 [pid 8097] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] rmdir("./100/file0" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8098] <... set_robust_list resumed>) = 0 [pid 8097] <... futex resumed>) = 1 [pid 8095] <... futex resumed>) = 0 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 8098 [pid 5060] getdents64(5, [pid 8098] chdir("./103" [pid 8097] mkdir("./file1", 000 [pid 8095] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8098] <... chdir resumed>) = 0 [pid 8097] <... mkdir resumed>) = 0 [pid 8098] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5060] getdents64(5, [pid 8098] <... prctl resumed>) = 0 [pid 8095] <... futex resumed>) = 0 [pid 8098] setpgid(0, 0) = 0 [pid 8095] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./100/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8098] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8098] write(3, "1000", 4 [pid 5062] newfstatat(AT_FDCWD, "./100/file1", [pid 5060] close(5 [pid 8098] <... write resumed>) = 4 [pid 8097] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... close resumed>) = 0 [pid 8098] close(3 [pid 8097] <... futex resumed>) = 1 [pid 8095] <... futex resumed>) = 0 [pid 5062] umount2("./100/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./99/file1/work" [pid 8098] <... close resumed>) = 0 [pid 8097] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8095] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... rmdir resumed>) = 0 [pid 8098] symlink("/dev/binderfs", "./binderfs" [pid 8095] <... futex resumed>) = 0 [pid 8095] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8098] <... symlink resumed>) = 0 [pid 8098] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8098] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 8098] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8098] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 8098] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8098] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5062] openat(AT_FDCWD, "./100/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8098] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} => {parent_tid=[8099]}, 88) = 8099 [pid 8098] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5062] <... openat resumed>) = 4 [pid 8098] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(4, "", [pid 8098] <... futex resumed>) = 0 [pid 8098] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(4, [pid 5060] umount2("./99/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] newfstatat(AT_FDCWD, "./99/file1/index", [pid 5062] umount2("./100/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./99/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(AT_FDCWD, "./100/file1/work", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./99/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... openat resumed>) = 5 [pid 5060] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] umount2("./100/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./100/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(5) = 0 [pid 5060] rmdir("./99/file1/index") = 0 ./strace-static-x86_64: Process 8099 attached [pid 5062] <... openat resumed>) = 5 [pid 5062] newfstatat(5, "", [pid 8099] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 5060] getdents64(4, [pid 8099] <... rseq resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8099] set_robust_list(0x7fef411d29a0, 24 [pid 5060] close(4 [pid 8099] <... set_robust_list resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 8099] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] rmdir("./99/file1" [pid 8099] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 8099] mkdir("./file0", 000 [pid 5062] getdents64(5, [pid 8099] <... mkdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8099] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8098] <... futex resumed>) = 0 [pid 8098] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8098] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8099] mkdir("./bus", 000) = 0 [pid 5062] getdents64(5, [pid 5060] getdents64(3, [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] close(5) = 0 [pid 5062] rmdir("./100/file1/work" [pid 8099] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 8099] <... futex resumed>) = 1 [pid 8098] <... futex resumed>) = 0 [pid 5060] close(3 [pid 8099] mkdir("./file1", 000 [pid 8098] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... close resumed>) = 0 [pid 8099] <... mkdir resumed>) = 0 [pid 8098] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] rmdir("./99" [pid 8098] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./100/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] mkdir("./100", 0777 [pid 8099] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./100/file1/index", [pid 5060] <... mkdir resumed>) = 0 [pid 8099] <... futex resumed>) = 1 [pid 8098] <... futex resumed>) = 0 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8099] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8098] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8098] <... futex resumed>) = 0 [pid 8099] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8098] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8086] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] umount2("./100/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8099] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8100 attached [pid 8086] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./100/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8100] set_robust_list(0x555555f856a0, 24 [pid 8086] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 8100] <... set_robust_list resumed>) = 0 [ 123.281077][ T8094] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 123.320094][ T8097] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5062] newfstatat(5, "", [pid 8100] chdir("./100" [pid 8086] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(5, [pid 8097] <... mount resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 8100 [pid 5062] getdents64(5, [pid 8100] <... chdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8086] <... mmap resumed>) = 0x7fef41191000 [pid 8100] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5062] close(5 [pid 8100] <... prctl resumed>) = 0 [pid 8086] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] <... close resumed>) = 0 [pid 8100] setpgid(0, 0 [pid 8097] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] rmdir("./100/file1/index" [pid 8097] <... futex resumed>) = 1 [pid 8095] <... futex resumed>) = 0 [pid 8095] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8095] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8097] unlink(NULL) = -1 EFAULT (Bad address) [pid 8097] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8088] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8097] <... futex resumed>) = 1 [pid 8095] <... futex resumed>) = 0 [pid 8088] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8095] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... rmdir resumed>) = 0 [pid 8095] <... futex resumed>) = 0 [pid 8100] <... setpgid resumed>) = 0 [pid 8095] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8097] chdir("./bus" [pid 8088] <... futex resumed>) = 0 [pid 8086] <... mprotect resumed>) = 0 [pid 8100] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8097] <... chdir resumed>) = 0 [pid 8088] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] getdents64(4, [pid 8097] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8088] <... mmap resumed>) = 0x7fef41191000 [pid 8086] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8097] <... futex resumed>) = 1 [pid 8095] <... futex resumed>) = 0 [pid 8088] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] close(4 [pid 8097] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8095] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8088] <... mprotect resumed>) = 0 [pid 8095] <... futex resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 8095] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] rmdir("./100/file1" [pid 8100] <... openat resumed>) = 3 [pid 8097] <... open resumed>) = 3 [pid 8088] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8086] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5062] getdents64(3, [pid 8088] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 8100] write(3, "1000", 4 [pid 8088] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 8086] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] close(3 [pid 8097] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8088] <... clone3 resumed> => {parent_tid=[8102]}, 88) = 8102 [pid 8097] <... futex resumed>) = 1 [pid 8088] rt_sigprocmask(SIG_SETMASK, [], [pid 8097] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8088] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8088] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8088] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... close resumed>) = 0 [pid 8100] <... write resumed>) = 4 ./strace-static-x86_64: Process 8102 attached [pid 5062] rmdir("./100" [pid 8095] <... futex resumed>) = 0 [pid 8095] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8097] <... futex resumed>) = 0 [pid 8095] <... futex resumed>) = 1 [pid 8097] fcntl(-1, F_SETFL, O_RDONLY [pid 8095] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8097] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8097] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8095] <... futex resumed>) = 0 [pid 8097] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8095] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8102] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053) = 0 [pid 8095] <... futex resumed>) = 0 [pid 8102] set_robust_list(0x7fef411b19a0, 24 [pid 8095] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8103 attached [pid 8102] <... set_robust_list resumed>) = 0 [pid 8100] close(3 [pid 8086] <... clone3 resumed> => {parent_tid=[8103]}, 88) = 8103 [pid 8103] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8102] rt_sigprocmask(SIG_SETMASK, [], [pid 8100] <... close resumed>) = 0 [pid 8086] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] <... rmdir resumed>) = 0 [pid 8103] <... rseq resumed>) = 0 [pid 8102] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8100] symlink("/dev/binderfs", "./binderfs" [pid 8086] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8097] <... openat resumed>) = 4 [pid 8097] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8095] <... futex resumed>) = 0 [pid 8095] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8095] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8100] <... symlink resumed>) = 0 [pid 8102] sendfile(3, 4, NULL, 281474978811911 [pid 8086] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8103] set_robust_list(0x7fef411b19a0, 24 [pid 8086] <... futex resumed>) = 0 [pid 8103] <... set_robust_list resumed>) = 0 [pid 8103] rt_sigprocmask(SIG_SETMASK, [], [pid 8086] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8097] sendfile(4, 4, NULL, 7 [pid 8103] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] mkdir("./101", 0777) = 0 [pid 8103] sendfile(3, 4, NULL, 281474978811911 [pid 8100] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8100] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 8100] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8100] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8100] <... mmap resumed>) = 0x7fef411b2000 [pid 8100] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE./strace-static-x86_64: Process 8104 attached ) = 0 [pid 8104] set_robust_list(0x555555f856a0, 24) = 0 [pid 8104] chdir("./101" [pid 8100] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 8104 [pid 8104] <... chdir resumed>) = 0 [pid 8100] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8104] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8100] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8104] <... prctl resumed>) = 0 [pid 8104] setpgid(0, 0) = 0 [pid 8100] <... clone3 resumed> => {parent_tid=[8105]}, 88) = 8105 ./strace-static-x86_64: Process 8105 attached [pid 8105] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053) = 0 [pid 8105] set_robust_list(0x7fef411d29a0, 24) = 0 [pid 8105] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8104] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8100] rt_sigprocmask(SIG_SETMASK, [], [pid 8105] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8099] <... mount resumed>) = 0 [pid 8104] <... openat resumed>) = 3 [pid 8100] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8104] write(3, "1000", 4 [pid 8100] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8105] <... futex resumed>) = 0 [pid 8104] <... write resumed>) = 4 [pid 8100] <... futex resumed>) = 1 [pid 8105] mkdir("./file0", 000 [pid 8099] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8100] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8105] <... mkdir resumed>) = 0 [pid 8104] close(3 [pid 8099] <... futex resumed>) = 1 [pid 8098] <... futex resumed>) = 0 [pid 8098] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8099] unlink(NULL [pid 8098] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8099] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8105] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8099] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8105] <... futex resumed>) = 1 [pid 8099] <... futex resumed>) = 1 [pid 8098] <... futex resumed>) = 0 [pid 8098] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8099] chdir("./bus" [pid 8098] <... futex resumed>) = 0 [pid 8105] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8099] <... chdir resumed>) = 0 [pid 8098] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8099] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8098] <... futex resumed>) = 0 [pid 8099] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8098] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8099] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8098] <... futex resumed>) = 0 [pid 8099] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8098] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8104] <... close resumed>) = 0 [pid 8103] <... sendfile resumed>) = 4 [pid 8100] <... futex resumed>) = 0 [pid 8091] <... sendfile resumed>) = 4 [pid 8104] symlink("/dev/binderfs", "./binderfs" [pid 8100] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8104] <... symlink resumed>) = 0 [pid 8103] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8100] <... futex resumed>) = 1 [pid 8091] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8104] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8103] <... futex resumed>) = 1 [pid 8100] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8099] <... open resumed>) = 3 [pid 8091] <... futex resumed>) = 0 [pid 8086] <... futex resumed>) = 0 [pid 8104] <... futex resumed>) = 0 [pid 8103] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8091] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8086] exit_group(0 [pid 8104] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8103] <... futex resumed>) = ? [pid 8091] <... futex resumed>) = ? [pid 8086] <... exit_group resumed>) = ? [pid 8105] <... futex resumed>) = 0 [pid 8104] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8103] +++ exited with 0 +++ [pid 8091] +++ exited with 0 +++ [pid 8086] +++ exited with 0 +++ [pid 8104] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8104] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 8104] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8086, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 8105] mkdir("./bus", 000 [pid 8104] <... mprotect resumed>) = 0 [pid 8099] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8104] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8099] <... futex resumed>) = 1 [pid 8098] <... futex resumed>) = 0 [pid 8105] <... mkdir resumed>) = 0 [pid 8104] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8098] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8105] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8104] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8099] fcntl(-1, F_SETFL, O_RDONLY [pid 8098] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8107 attached [pid 8105] <... futex resumed>) = 1 [pid 8100] <... futex resumed>) = 0 [pid 8099] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8098] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] umount2("./100", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8107] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8105] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8104] <... clone3 resumed> => {parent_tid=[8107]}, 88) = 8107 [pid 8100] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8099] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8098] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8107] <... rseq resumed>) = 0 [pid 8105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8104] rt_sigprocmask(SIG_SETMASK, [], [pid 8100] <... futex resumed>) = 0 [pid 8099] <... futex resumed>) = 0 [pid 8098] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8107] set_robust_list(0x7fef411d29a0, 24 [pid 8105] mkdir("./file1", 000 [pid 8104] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8100] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8099] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8098] <... futex resumed>) = 0 [pid 5061] <... openat resumed>) = 3 [pid 8107] <... set_robust_list resumed>) = 0 [pid 8105] <... mkdir resumed>) = 0 [pid 8104] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8099] <... openat resumed>) = 4 [pid 8098] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(3, "", [pid 8107] rt_sigprocmask(SIG_SETMASK, [], [pid 8105] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8104] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8107] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8105] <... futex resumed>) = 1 [pid 8104] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8100] <... futex resumed>) = 0 [pid 8099] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(3, [pid 8107] mkdir("./file0", 000 [pid 8105] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8100] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8099] <... futex resumed>) = 1 [pid 8098] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [ 123.353519][ T8099] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 123.391878][ T8091] PM: Image not found (code -6) [pid 8105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8100] <... futex resumed>) = 0 [pid 8099] sendfile(4, 4, NULL, 7 [pid 8098] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./100/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8107] <... mkdir resumed>) = 0 [pid 8105] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8100] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8098] <... futex resumed>) = 0 [pid 8107] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8104] <... futex resumed>) = 0 [pid 8104] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8107] mkdir("./bus", 000 [pid 8104] <... futex resumed>) = 0 [pid 8095] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8088] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8104] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8098] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8095] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8095] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef41191000 [pid 8095] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 8107] <... mkdir resumed>) = 0 [pid 8095] <... mprotect resumed>) = 0 [pid 8107] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8095] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8107] <... futex resumed>) = 1 [pid 8104] <... futex resumed>) = 0 [pid 8095] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8107] mkdir("./file1", 000 [pid 8104] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8095] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0}./strace-static-x86_64: Process 8109 attached [pid 8104] <... futex resumed>) = 0 [pid 8109] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8107] <... mkdir resumed>) = 0 [pid 8104] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8095] <... clone3 resumed> => {parent_tid=[8109]}, 88) = 8109 [pid 8109] <... rseq resumed>) = 0 [pid 8095] rt_sigprocmask(SIG_SETMASK, [], [pid 8109] set_robust_list(0x7fef411b19a0, 24 [pid 8095] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8109] <... set_robust_list resumed>) = 0 [pid 8095] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8109] rt_sigprocmask(SIG_SETMASK, [], [pid 8095] <... futex resumed>) = 0 [pid 8109] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8095] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8109] sendfile(3, 4, NULL, 281474978811911 [pid 8107] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8104] <... futex resumed>) = 0 [pid 8107] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8104] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8104] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8105] <... mount resumed>) = 0 [pid 5061] <... umount2 resumed>) = 0 [pid 5061] umount2("./100/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./100/bus", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8105] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./100/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 8105] <... futex resumed>) = 1 [pid 8100] <... futex resumed>) = 0 [pid 8105] unlink(NULL [pid 8100] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] openat(AT_FDCWD, "./100/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8100] <... futex resumed>) = 0 [pid 8100] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8105] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8105] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8100] <... futex resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 8105] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8100] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8100] <... futex resumed>) = 0 [pid 8105] chdir("./bus" [pid 8100] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(4, "", [pid 8105] <... chdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(4, [pid 8107] <... mount resumed>) = 0 [pid 8105] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 8107] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8105] <... futex resumed>) = 1 [pid 8100] <... futex resumed>) = 0 [pid 8107] <... futex resumed>) = 1 [pid 8105] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8104] <... futex resumed>) = 0 [pid 8100] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./100/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8107] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8104] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8100] <... futex resumed>) = 0 [pid 8107] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8104] <... futex resumed>) = 0 [pid 8100] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8109] <... sendfile resumed>) = 4 [pid 8107] unlink(NULL [pid 8104] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8097] <... sendfile resumed>) = 4 [pid 8107] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5061] newfstatat(AT_FDCWD, "./100/bus/file0", [pid 8107] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8107] <... futex resumed>) = 1 [pid 8105] <... open resumed>) = 3 [pid 8104] <... futex resumed>) = 0 [pid 5061] unlink("./100/bus/file0" [pid 8109] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8107] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8105] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8104] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8097] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8109] <... futex resumed>) = 1 [pid 8107] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8105] <... futex resumed>) = 1 [pid 8104] <... futex resumed>) = 0 [pid 8100] <... futex resumed>) = 0 [pid 8097] <... futex resumed>) = 0 [pid 8095] <... futex resumed>) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 8109] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8107] chdir("./bus" [pid 8105] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8104] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8100] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8097] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8095] exit_group(0 [pid 8109] <... futex resumed>) = ? [pid 8107] <... chdir resumed>) = 0 [pid 8105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8100] <... futex resumed>) = 0 [pid 8097] <... futex resumed>) = ? [pid 8095] <... exit_group resumed>) = ? [pid 5061] getdents64(4, [pid 8109] +++ exited with 0 +++ [pid 8107] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8105] fcntl(-1, F_SETFL, O_RDONLY [pid 8100] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8097] +++ exited with 0 +++ [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8107] <... futex resumed>) = 1 [pid 8105] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8104] <... futex resumed>) = 0 [pid 8107] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8105] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8104] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] close(4 [pid 8107] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8105] <... futex resumed>) = 1 [pid 8104] <... futex resumed>) = 0 [pid 8100] <... futex resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 8107] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8105] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8104] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8100] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8107] <... open resumed>) = 3 [pid 8105] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8100] <... futex resumed>) = 0 [pid 8095] +++ exited with 0 +++ [pid 5061] rmdir("./100/bus" [pid 8100] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8095, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5063] umount2("./102", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8098] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] <... openat resumed>) = 3 [pid 8098] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(3, "", [pid 8105] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8098] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8105] <... openat resumed>) = 4 [pid 8098] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] getdents64(3, [pid 5061] <... rmdir resumed>) = 0 [pid 8107] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8105] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8098] <... mmap resumed>) = 0x7fef41191000 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 8107] <... futex resumed>) = 1 [pid 8105] <... futex resumed>) = 1 [pid 8104] <... futex resumed>) = 0 [pid 8100] <... futex resumed>) = 0 [pid 8098] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] umount2("./102/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./100/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8107] fcntl(-1, F_SETFL, O_RDONLY [pid 8105] sendfile(4, 4, NULL, 7 [pid 8104] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8100] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8098] <... mprotect resumed>) = 0 [pid 8107] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8104] <... futex resumed>) = 0 [pid 8100] <... futex resumed>) = 0 [pid 8098] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8107] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8104] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8100] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8098] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] newfstatat(AT_FDCWD, "./100/binderfs", [pid 8107] <... futex resumed>) = 0 [pid 8104] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8098] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0}./strace-static-x86_64: Process 8111 attached [pid 8107] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8104] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8111] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8107] <... openat resumed>) = 4 [pid 8104] <... futex resumed>) = 0 [pid 8098] <... clone3 resumed> => {parent_tid=[8111]}, 88) = 8111 [pid 8111] <... rseq resumed>) = 0 [pid 8107] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8104] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8098] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] unlink("./100/binderfs" [pid 8111] set_robust_list(0x7fef411b19a0, 24 [pid 8107] <... futex resumed>) = 0 [pid 8104] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8098] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 8111] <... set_robust_list resumed>) = 0 [pid 8107] sendfile(4, 4, NULL, 7 [pid 8104] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8098] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8111] rt_sigprocmask(SIG_SETMASK, [], [pid 8104] <... futex resumed>) = 0 [pid 8098] <... futex resumed>) = 0 [pid 8111] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8104] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8098] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] umount2("./100/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8111] sendfile(3, 4, NULL, 281474978811911 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 123.421220][ T8105] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 123.450746][ T8107] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 123.461106][ T8097] PM: Image not found (code -6) [pid 5061] newfstatat(AT_FDCWD, "./100/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = 0 [pid 5061] umount2("./100/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 8102] <... sendfile resumed>) = 4 [pid 8094] <... sendfile resumed>) = 4 [pid 5063] umount2("./102/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8102] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8094] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8088] exit_group(0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./100/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8102] <... futex resumed>) = 0 [pid 8094] <... futex resumed>) = ? [pid 8088] <... exit_group resumed>) = ? [pid 5063] newfstatat(AT_FDCWD, "./102/bus", [pid 5061] <... openat resumed>) = 4 [pid 8102] +++ exited with 0 +++ [pid 8094] +++ exited with 0 +++ [pid 8088] +++ exited with 0 +++ [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8088, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5063] umount2("./102/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(4, "", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] umount2("./101", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] openat(AT_FDCWD, "./102/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] getdents64(4, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... openat resumed>) = 4 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5063] newfstatat(4, "", [pid 5061] getdents64(4, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] newfstatat(3, "", [pid 5063] getdents64(4, [pid 5061] close(4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(3, [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] <... close resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] umount2("./102/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] rmdir("./100/file0" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8104] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8100] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] umount2("./101/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 8098] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8104] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8100] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./102/bus/file0", [pid 8100] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8104] <... futex resumed>) = 0 [pid 8104] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8100] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] unlink("./102/bus/file0" [pid 8104] <... mmap resumed>) = 0x7fef41191000 [pid 8100] <... mmap resumed>) = 0x7fef41191000 [pid 5063] <... unlink resumed>) = 0 [pid 8104] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 8100] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5061] umount2("./100/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8104] <... mprotect resumed>) = 0 [pid 8100] <... mprotect resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 123.510322][ T8094] PM: Image not found (code -6) [pid 5061] newfstatat(AT_FDCWD, "./100/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8104] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8100] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] getdents64(4, [pid 5061] umount2("./100/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8104] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8100] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8104] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 8100] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 8116 attached [pid 8116] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8104] <... clone3 resumed> => {parent_tid=[8115]}, 88) = 8115 [pid 5063] close(4 [pid 8116] <... rseq resumed>) = 0 [pid 8104] rt_sigprocmask(SIG_SETMASK, [], [pid 8100] <... clone3 resumed> => {parent_tid=[8116]}, 88) = 8116 [pid 5063] <... close resumed>) = 0 [pid 8116] set_robust_list(0x7fef411b19a0, 24 [pid 8104] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8100] rt_sigprocmask(SIG_SETMASK, [], [pid 8116] <... set_robust_list resumed>) = 0 [pid 8104] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] rmdir("./102/bus" [pid 8104] <... futex resumed>) = 0 [pid 8100] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8115 attached [pid 8116] rt_sigprocmask(SIG_SETMASK, [], [pid 8104] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8100] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] openat(AT_FDCWD, "./100/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8116] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8115] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8100] <... futex resumed>) = 0 [pid 8116] sendfile(3, 4, NULL, 281474978811911 [pid 8115] <... rseq resumed>) = 0 [pid 8100] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... openat resumed>) = 4 [pid 8115] set_robust_list(0x7fef411b19a0, 24 [pid 8111] <... sendfile resumed>) = 4 [pid 8099] <... sendfile resumed>) = 4 [pid 5063] <... rmdir resumed>) = 0 [pid 5061] newfstatat(4, "", [pid 8115] <... set_robust_list resumed>) = 0 [pid 8111] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8099] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8115] rt_sigprocmask(SIG_SETMASK, [], [pid 8111] <... futex resumed>) = 0 [pid 8098] exit_group(0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8115] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8098] <... exit_group resumed>) = ? [pid 5063] umount2("./102/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8115] sendfile(3, 4, NULL, 281474978811911 [pid 8111] +++ exited with 0 +++ [pid 5061] getdents64(4, [pid 5065] <... umount2 resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] umount2("./101/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./102/binderfs", [pid 5061] umount2("./100/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8099] <... futex resumed>) = ? [pid 5065] newfstatat(AT_FDCWD, "./101/bus", [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] unlink("./102/binderfs" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./101/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] <... unlink resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./100/file1/work", [pid 5065] openat(AT_FDCWD, "./101/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] newfstatat(4, "", [pid 5063] umount2("./102/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./100/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./100/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8099] +++ exited with 0 +++ [pid 8098] +++ exited with 0 +++ [pid 5065] getdents64(4, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8098, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] newfstatat(AT_FDCWD, "./102/file0", [pid 5065] umount2("./101/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] umount2("./103", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./101/bus/file0", [pid 5063] umount2("./102/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... openat resumed>) = 5 [pid 5068] openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(5, "", [pid 5068] <... openat resumed>) = 3 [pid 5065] unlink("./101/bus/file0" [pid 5063] openat(AT_FDCWD, "./102/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] newfstatat(3, "", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(5, [pid 5068] getdents64(3, 0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] <... unlink resumed>) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] umount2("./103/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(4, "", [pid 5061] getdents64(5, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] close(5 [pid 5065] getdents64(4, [pid 5063] getdents64(4, [pid 5061] <... close resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] rmdir("./100/file1/work" [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] getdents64(4, [pid 5065] close(4 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... close resumed>) = 0 [pid 5063] close(4 [pid 5065] rmdir("./101/bus") = 0 [pid 5063] <... close resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5063] rmdir("./102/file0" [pid 5061] umount2("./100/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./100/file1/index", [pid 5065] umount2("./101/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./101/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] unlink("./101/binderfs" [pid 5063] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./100/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./102/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./100/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... unlink resumed>) = 0 [pid 5061] <... openat resumed>) = 5 [pid 5063] newfstatat(AT_FDCWD, "./102/file1", [pid 5065] umount2("./101/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(5, "", [pid 5063] umount2("./102/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] newfstatat(AT_FDCWD, "./101/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./101/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./102/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] getdents64(5, [pid 5065] openat(AT_FDCWD, "./101/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5063] <... openat resumed>) = 4 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] newfstatat(4, "", [pid 5061] getdents64(5, [ 123.550912][ T8099] PM: Image not found (code -6) [pid 5065] newfstatat(4, "", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] close(4 [pid 5068] <... umount2 resumed>) = 0 [pid 5063] getdents64(4, [pid 5061] close(5 [pid 5065] <... close resumed>) = 0 [pid 5065] rmdir("./101/file0") = 0 [pid 5065] umount2("./101/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8116] <... sendfile resumed>) = 4 [pid 8105] <... sendfile resumed>) = 4 [pid 8104] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8100] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] umount2("./103/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] <... close resumed>) = 0 [pid 8116] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8105] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./102/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8116] <... futex resumed>) = 0 [pid 8105] <... futex resumed>) = 0 [pid 8100] exit_group(0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 123.602081][ T8105] PM: Image not found (code -6) [pid 5061] rmdir("./100/file1/index") = 0 [pid 8100] <... exit_group resumed>) = ? [pid 5068] newfstatat(AT_FDCWD, "./103/bus", [pid 5065] newfstatat(AT_FDCWD, "./101/file1", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(4, [pid 8116] +++ exited with 0 +++ [pid 8105] +++ exited with 0 +++ [pid 8100] +++ exited with 0 +++ [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] newfstatat(AT_FDCWD, "./102/file1/work", [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8115] <... sendfile resumed>) = 4 [pid 8107] <... sendfile resumed>) = 4 [pid 5068] umount2("./103/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./101/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8115] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] close(4 [pid 8115] <... futex resumed>) = 0 [pid 8107] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./103/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] openat(AT_FDCWD, "./101/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8100, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 8115] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8107] <... futex resumed>) = 0 [pid 8104] exit_group(0 [pid 5063] umount2("./102/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 8107] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... openat resumed>) = 4 [pid 5060] umount2("./100", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... openat resumed>) = 4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] rmdir("./100/file1" [pid 8115] <... futex resumed>) = ? [pid 8107] <... futex resumed>) = ? [pid 8104] <... exit_group resumed>) = ? [pid 5068] newfstatat(4, "", [pid 5063] openat(AT_FDCWD, "./102/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] openat(AT_FDCWD, "./100", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8115] +++ exited with 0 +++ [pid 8107] +++ exited with 0 +++ [pid 5061] <... rmdir resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] newfstatat(4, "", [pid 5063] <... openat resumed>) = 5 [pid 5063] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8104] +++ exited with 0 +++ [pid 5068] getdents64(4, [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(3, [pid 5060] <... openat resumed>) = 3 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5065] getdents64(4, [pid 5063] getdents64(5, [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(3, "", [pid 5061] close(3 [pid 5068] umount2("./103/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8104, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] close(5 [pid 5062] umount2("./101", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] newfstatat(AT_FDCWD, "./103/bus/file0", [pid 5063] <... close resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] rmdir("./102/file1/work" [pid 5062] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] unlink("./103/bus/file0" [pid 5065] umount2("./101/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] umount2("./102/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... unlink resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... openat resumed>) = 3 [pid 5061] rmdir("./100" [pid 5060] getdents64(3, [pid 5062] newfstatat(3, "", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] newfstatat(AT_FDCWD, "./102/file1/index", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] getdents64(3, [pid 5068] getdents64(4, [pid 5065] newfstatat(AT_FDCWD, "./101/file1/work", [pid 5063] umount2("./102/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] openat(AT_FDCWD, "./102/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... rmdir resumed>) = 0 [pid 5060] umount2("./100/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] close(4 [pid 5065] umount2("./101/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... openat resumed>) = 5 [pid 5062] umount2("./101/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] mkdir("./101", 0777 [pid 5068] <... close resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] rmdir("./103/bus" [pid 5065] openat(AT_FDCWD, "./101/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5063] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 123.633840][ T8107] PM: Image not found (code -6) [pid 5063] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] newfstatat(5, "", [pid 5063] getdents64(5, [pid 5061] <... mkdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] umount2("./103/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./103/binderfs", [pid 5065] getdents64(5, [pid 5063] close(5 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 8121 attached [pid 5068] unlink("./103/binderfs" [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... close resumed>) = 0 [pid 5062] <... umount2 resumed>) = 0 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 8121 [pid 5060] <... umount2 resumed>) = 0 [pid 8121] set_robust_list(0x555555f856a0, 24 [pid 5068] <... unlink resumed>) = 0 [pid 5065] getdents64(5, [pid 5063] rmdir("./102/file1/index" [pid 5068] umount2("./103/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] umount2("./100/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] close(5 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... rmdir resumed>) = 0 [pid 5062] umount2("./101/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8121] <... set_robust_list resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./103/file0", [pid 5065] <... close resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./100/bus", [pid 8121] chdir("./101" [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] rmdir("./101/file1/work" [pid 5063] getdents64(4, [pid 5062] newfstatat(AT_FDCWD, "./101/bus", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8121] <... chdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8121] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5068] umount2("./103/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(4 [pid 5062] umount2("./101/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./100/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8121] <... prctl resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8121] setpgid(0, 0 [pid 5068] openat(AT_FDCWD, "./103/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] openat(AT_FDCWD, "./100/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] openat(AT_FDCWD, "./101/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] umount2("./101/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./101/file1/index", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8121] <... setpgid resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5065] umount2("./101/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./102/file1" [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 4 [pid 5062] <... openat resumed>) = 4 [pid 5065] openat(AT_FDCWD, "./101/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8121] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] <... openat resumed>) = 5 [pid 5062] newfstatat(4, "", [pid 5060] newfstatat(4, "", [pid 5065] newfstatat(5, "", [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8121] <... openat resumed>) = 3 [pid 5068] newfstatat(4, "", [pid 5063] <... rmdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8121] write(3, "1000", 4 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(3, [pid 5062] getdents64(4, [pid 5060] getdents64(4, [pid 8121] <... write resumed>) = 4 [pid 5068] getdents64(4, [pid 5065] getdents64(5, [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 8121] close(3 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8121] <... close resumed>) = 0 [pid 5068] getdents64(4, [pid 5065] getdents64(5, [pid 5063] close(3 [pid 5062] umount2("./101/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./100/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8121] symlink("/dev/binderfs", "./binderfs" [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... close resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] close(4 [pid 5065] close(5 [pid 5063] rmdir("./102" [pid 5062] newfstatat(AT_FDCWD, "./101/bus/file0", [pid 5068] <... close resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./100/bus/file0", [pid 8121] <... symlink resumed>) = 0 [pid 5065] rmdir("./101/file1/index" [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8121] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./103/file0" [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8121] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] mkdir("./103", 0777 [pid 5062] unlink("./101/bus/file0" [pid 8121] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] <... rmdir resumed>) = 0 [pid 8121] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] umount2("./103/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] getdents64(4, [pid 5062] <... unlink resumed>) = 0 [pid 5060] unlink("./100/bus/file0" [pid 5062] getdents64(4, [pid 8121] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... mkdir resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 8121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] newfstatat(AT_FDCWD, "./103/file1", [pid 5065] close(4 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] getdents64(4, [pid 8121] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... close resumed>) = 0 [pid 5065] rmdir("./101/file1" [pid 5062] close(4) = 0 [pid 5062] rmdir("./101/bus"./strace-static-x86_64: Process 8122 attached [pid 8121] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] umount2("./103/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... rmdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8122] set_robust_list(0x555555f856a0, 24 [pid 8121] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5065] getdents64(3, [pid 8122] <... set_robust_list resumed>) = 0 [pid 8121] <... mprotect resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 8122 [pid 5060] close(4 [pid 8122] chdir("./103" [pid 5068] openat(AT_FDCWD, "./103/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] <... close resumed>) = 0 [pid 8121] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... openat resumed>) = 4 [pid 5062] umount2("./101/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./100/bus" [pid 8122] <... chdir resumed>) = 0 [pid 8121] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] newfstatat(4, "", [pid 5065] close(3 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8122] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 8122] <... prctl resumed>) = 0 [pid 8121] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] getdents64(4, [pid 5065] <... close resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./101/binderfs", ./strace-static-x86_64: Process 8123 attached [pid 8122] setpgid(0, 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] rmdir("./101" [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./100/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8123] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8122] <... setpgid resumed>) = 0 [pid 5068] umount2("./103/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8123] <... rseq resumed>) = 0 [pid 5062] unlink("./101/binderfs" [pid 8123] set_robust_list(0x7fef411d29a0, 24 [pid 8122] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8121] <... clone3 resumed> => {parent_tid=[8123]}, 88) = 8123 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... rmdir resumed>) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8123] <... set_robust_list resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./103/file1/work", [pid 8123] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8123] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8123] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] umount2("./103/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./101/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./103/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] newfstatat(AT_FDCWD, "./101/file0", [pid 8121] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... openat resumed>) = 5 [pid 8122] <... openat resumed>) = 3 [pid 8121] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] mkdir("./102", 0777 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] newfstatat(AT_FDCWD, "./100/binderfs", [pid 8121] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(5, "", [pid 5062] umount2("./101/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8123] <... futex resumed>) = 0 [pid 8121] <... futex resumed>) = 1 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8123] mkdir("./file0", 000 [pid 8121] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(5, [pid 5062] openat(AT_FDCWD, "./101/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] unlink("./100/binderfs" [pid 8123] <... mkdir resumed>) = 0 [pid 8122] write(3, "1000", 4 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] <... mkdir resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5060] <... unlink resumed>) = 0 [pid 8122] <... write resumed>) = 4 [pid 8122] close(3 [pid 5060] umount2("./100/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] getdents64(5, [pid 8123] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8122] <... close resumed>) = 0 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] newfstatat(4, "", [pid 8123] <... futex resumed>) = 1 [pid 8122] symlink("/dev/binderfs", "./binderfs" [pid 8121] <... futex resumed>) = 0 [pid 8123] mkdir("./bus", 000 [pid 8121] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8123] <... mkdir resumed>) = 0 [pid 8122] <... symlink resumed>) = 0 [pid 8121] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] close(4) = 0 [pid 8123] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8121] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] rmdir("./101/file0" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] close(5 [pid 5060] newfstatat(AT_FDCWD, "./100/file0", [pid 8123] <... futex resumed>) = 0 [pid 8122] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8121] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... rmdir resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8123] mkdir("./file1", 000 [pid 5060] umount2("./100/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8122] <... futex resumed>) = 0 [pid 8121] <... futex resumed>) = 0 [pid 5068] rmdir("./103/file1/work" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8124 attached [pid 8123] <... mkdir resumed>) = 0 [pid 8122] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8121] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 5062] umount2("./101/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./100/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8124] set_robust_list(0x555555f856a0, 24 [pid 8122] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] umount2("./103/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 8124 [pid 8124] <... set_robust_list resumed>) = 0 [pid 8122] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 4 [pid 8124] chdir("./102" [pid 8123] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] newfstatat(AT_FDCWD, "./103/file1/index", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8123] <... futex resumed>) = 1 [pid 8122] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8121] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] newfstatat(AT_FDCWD, "./101/file1", [pid 5060] newfstatat(4, "", [pid 8124] <... chdir resumed>) = 0 [pid 8123] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8122] <... mmap resumed>) = 0x7fef411b2000 [pid 8121] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8124] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8122] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8121] <... futex resumed>) = 0 [pid 5068] umount2("./103/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8124] <... prctl resumed>) = 0 [pid 8123] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8122] <... mprotect resumed>) = 0 [pid 8121] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./101/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 8124] setpgid(0, 0 [pid 8122] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] openat(AT_FDCWD, "./103/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] openat(AT_FDCWD, "./101/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(4, [pid 5062] <... openat resumed>) = 4 [pid 8124] <... setpgid resumed>) = 0 [pid 8123] <... mount resumed>) = 0 [pid 8122] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8124] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8123] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8122] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] newfstatat(5, "", [pid 5062] newfstatat(4, "", [pid 5060] close(4 [pid 8121] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 8125 attached [pid 8123] <... futex resumed>) = 1 [pid 8121] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... close resumed>) = 0 [pid 8125] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8123] unlink(NULL [pid 8121] <... futex resumed>) = 0 [pid 8125] <... rseq resumed>) = 0 [pid 8123] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8121] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8125] set_robust_list(0x7fef411d29a0, 24 [pid 8123] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8125] <... set_robust_list resumed>) = 0 [pid 8121] <... futex resumed>) = 0 [pid 8125] rt_sigprocmask(SIG_SETMASK, [], [pid 8124] <... openat resumed>) = 3 [pid 8123] <... futex resumed>) = 1 [pid 8121] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8125] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8123] chdir("./bus" [pid 8122] <... clone3 resumed> => {parent_tid=[8125]}, 88) = 8125 [pid 8121] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 5062] getdents64(4, [pid 5060] rmdir("./100/file0" [pid 8125] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8124] write(3, "1000", 4 [pid 8123] <... chdir resumed>) = 0 [pid 8122] rt_sigprocmask(SIG_SETMASK, [], [pid 8121] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8123] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8123] <... futex resumed>) = 1 [pid 8122] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8121] <... futex resumed>) = 0 [pid 8125] <... futex resumed>) = 0 [pid 8124] <... write resumed>) = 4 [pid 8123] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8122] <... futex resumed>) = 1 [pid 8121] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 5062] umount2("./101/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8125] mkdir("./file0", 000 [pid 8124] close(3 [pid 8123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8122] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8121] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8124] <... close resumed>) = 0 [pid 8123] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8121] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(5 [pid 5062] newfstatat(AT_FDCWD, "./101/file1/work", [pid 5060] <... rmdir resumed>) = 0 [pid 8125] <... mkdir resumed>) = 0 [pid 8124] symlink("/dev/binderfs", "./binderfs" [pid 5068] <... close resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8125] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8124] <... symlink resumed>) = 0 [pid 8123] <... open resumed>) = 3 [pid 5068] rmdir("./103/file1/index" [pid 5062] umount2("./101/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./100/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8125] <... futex resumed>) = 1 [pid 8122] <... futex resumed>) = 0 [pid 8125] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8122] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./101/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8124] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8123] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8122] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8124] <... futex resumed>) = 0 [pid 8122] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8124] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] newfstatat(5, "", [pid 8125] mkdir("./bus", 000 [pid 8124] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8123] <... futex resumed>) = 1 [pid 8121] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] newfstatat(AT_FDCWD, "./100/file1", [pid 8124] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8124] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8121] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(5, [pid 8124] <... mmap resumed>) = 0x7fef411b2000 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./100/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8121] <... futex resumed>) = 0 [pid 8124] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8121] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(5, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8125] <... mkdir resumed>) = 0 [pid 8124] <... mprotect resumed>) = 0 [pid 8123] fcntl(-1, F_SETFL, O_RDONLY [pid 5068] getdents64(4, [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8124] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8123] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] close(5 [pid 5060] openat(AT_FDCWD, "./100/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8124] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8123] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 5062] <... close resumed>) = 0 [pid 8123] <... futex resumed>) = 1 [pid 8121] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5062] rmdir("./101/file1/work" [pid 8125] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8124] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8123] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8121] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./103/file1" [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... openat resumed>) = 4 ./strace-static-x86_64: Process 8126 attached [pid 8125] <... futex resumed>) = 1 [pid 8123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8122] <... futex resumed>) = 0 [pid 5062] umount2("./101/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8126] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8125] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8124] <... clone3 resumed> => {parent_tid=[8126]}, 88) = 8126 [pid 8122] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8126] <... rseq resumed>) = 0 [pid 8125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8124] rt_sigprocmask(SIG_SETMASK, [], [pid 8123] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8122] <... futex resumed>) = 0 [pid 8121] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5060] newfstatat(4, "", [pid 8125] mkdir("./file1", 000 [pid 8126] set_robust_list(0x7fef411d29a0, 24 [pid 8124] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8122] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(AT_FDCWD, "./101/file1/index", [pid 8126] <... set_robust_list resumed>) = 0 [pid 8124] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8126] rt_sigprocmask(SIG_SETMASK, [], [pid 8124] <... futex resumed>) = 0 [pid 8125] <... mkdir resumed>) = 0 [pid 5062] umount2("./101/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8126] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8124] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8123] <... openat resumed>) = 4 [pid 8121] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8126] mkdir("./file0", 000 [pid 8125] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8123] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 5062] openat(AT_FDCWD, "./101/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(4, [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5068] close(3 [pid 5062] <... openat resumed>) = 5 [pid 8126] <... mkdir resumed>) = 0 [pid 8126] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8123] <... futex resumed>) = 1 [pid 8121] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5062] newfstatat(5, "", [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8126] <... futex resumed>) = 1 [pid 8125] <... futex resumed>) = 1 [pid 8124] <... futex resumed>) = 0 [pid 8123] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8122] <... futex resumed>) = 0 [pid 8121] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./103" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./100/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8126] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8125] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8124] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8123] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8122] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8121] <... futex resumed>) = 0 [pid 8126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8124] <... futex resumed>) = 0 [pid 8122] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] getdents64(5, [pid 8126] mkdir("./bus", 000 [pid 8125] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8124] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8122] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8121] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8123] sendfile(4, 4, NULL, 7 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] mkdir("./104", 0777 [pid 5060] newfstatat(AT_FDCWD, "./100/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8126] <... mkdir resumed>) = 0 [pid 5062] getdents64(5, [pid 5060] umount2("./100/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] close(5) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./101/file1/index" [pid 5060] openat(AT_FDCWD, "./100/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8126] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... mkdir resumed>) = 0 [pid 5060] <... openat resumed>) = 5 [pid 5060] newfstatat(5, "", [pid 8126] <... futex resumed>) = 1 [pid 8124] <... futex resumed>) = 0 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8124] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(5, [pid 5062] <... rmdir resumed>) = 0 [ 123.769111][ T8123] overlayfs: "xino=on" is useless with all layers on same fs, ignore. ./strace-static-x86_64: Process 8128 attached [pid 8128] set_robust_list(0x555555f856a0, 24 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8128] <... set_robust_list resumed>) = 0 [pid 5060] getdents64(5, [pid 8128] chdir("./104" [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(5) = 0 [pid 8128] <... chdir resumed>) = 0 [pid 5060] rmdir("./100/file1/work" [pid 8128] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5060] <... rmdir resumed>) = 0 [pid 8128] <... prctl resumed>) = 0 [pid 8128] setpgid(0, 0 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 8128 [pid 8128] <... setpgid resumed>) = 0 [pid 8128] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5060] umount2("./100/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./100/file1/index", [pid 8128] write(3, "1000", 4 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8128] <... write resumed>) = 4 [pid 5060] umount2("./100/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8128] close(3 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8128] <... close resumed>) = 0 [pid 8128] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5060] openat(AT_FDCWD, "./100/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5060] newfstatat(5, "", [pid 8128] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, [pid 8128] <... futex resumed>) = 0 [pid 8126] mkdir("./file1", 000 [pid 8125] <... mount resumed>) = 0 [pid 8124] <... futex resumed>) = 0 [pid 5062] getdents64(4, [pid 8128] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8126] <... mkdir resumed>) = 0 [pid 8125] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8124] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8122] <... futex resumed>) = 0 [pid 5062] close(4 [pid 8125] <... futex resumed>) = 1 [pid 8122] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8128] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8126] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8125] unlink(NULL [pid 8122] <... futex resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5060] getdents64(5, [pid 8128] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8126] <... futex resumed>) = 1 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8128] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8126] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5060] close(5 [pid 8128] <... mmap resumed>) = 0x7fef411b2000 [pid 5060] <... close resumed>) = 0 [pid 8128] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5060] rmdir("./100/file1/index" [pid 8128] <... mprotect resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 8128] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8128] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0}./strace-static-x86_64: Process 8130 attached => {parent_tid=[8130]}, 88) = 8130 [pid 8125] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8124] <... futex resumed>) = 0 [pid 8123] <... sendfile resumed>) = 4 [pid 8122] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8121] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] rmdir("./101/file1" [pid 5060] getdents64(4, [pid 8123] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8130] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8128] rt_sigprocmask(SIG_SETMASK, [], [pid 8123] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8125] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8124] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8122] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8130] <... rseq resumed>) = 0 [pid 8121] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8130] set_robust_list(0x7fef411d29a0, 24 [pid 8128] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8126] <... futex resumed>) = 0 [pid 8125] <... futex resumed>) = 0 [pid 8124] <... futex resumed>) = 1 [pid 8121] <... futex resumed>) = 1 [pid 8128] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8126] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8125] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8130] <... set_robust_list resumed>) = 0 [pid 8128] <... futex resumed>) = 0 [pid 8124] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8123] <... futex resumed>) = 0 [pid 8122] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8121] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... rmdir resumed>) = 0 [pid 5060] close(4 [pid 8123] sendfile(3, 4, NULL, 281474978811911 [pid 8122] <... futex resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 8123] <... sendfile resumed>) = 0 [pid 8122] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] rmdir("./100/file1" [pid 8123] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... rmdir resumed>) = 0 [pid 8123] <... futex resumed>) = 0 [ 123.816795][ T8125] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 123.849474][ T8123] PM: Image not found (code -6) [pid 8123] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8130] rt_sigprocmask(SIG_SETMASK, [], [pid 8128] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8121] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] getdents64(3, [pid 5060] getdents64(3, [pid 8130] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8121] exit_group(0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 8130] mkdir("./file0", 000 [pid 8125] chdir("./bus" [pid 8123] <... futex resumed>) = ? [pid 8121] <... exit_group resumed>) = ? [pid 5062] close(3 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 8123] +++ exited with 0 +++ [pid 5062] <... close resumed>) = 0 [pid 5060] close(3 [pid 8125] <... chdir resumed>) = 0 [pid 5062] rmdir("./101" [pid 5060] <... close resumed>) = 0 [pid 5060] rmdir("./100" [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5060] mkdir("./101", 0777) = 0 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8130] <... mkdir resumed>) = 0 [pid 8126] <... mount resumed>) = 0 [pid 8125] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8121] +++ exited with 0 +++ [pid 5062] mkdir("./102", 0777 [pid 8130] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8126] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8125] <... futex resumed>) = 1 [pid 8122] <... futex resumed>) = 0 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8121, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 8122] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8131 attached [pid 8131] set_robust_list(0x555555f856a0, 24 [pid 8122] <... futex resumed>) = 0 [pid 8131] <... set_robust_list resumed>) = 0 [pid 8122] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8131] chdir("./101") = 0 [pid 5061] umount2("./101", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8130] <... futex resumed>) = 1 [pid 8128] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8126] <... futex resumed>) = 1 [pid 8128] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8125] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5061] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8128] <... futex resumed>) = 0 [pid 8126] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8131] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8124] <... futex resumed>) = 0 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 8131 [pid 8131] <... prctl resumed>) = 0 [pid 8124] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8131] setpgid(0, 0 [pid 8124] <... futex resumed>) = 0 [pid 8131] <... setpgid resumed>) = 0 [pid 8124] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8131] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8128] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... openat resumed>) = 3 [pid 8131] <... openat resumed>) = 3 [pid 8130] mkdir("./bus", 000 [pid 8126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8131] write(3, "1000", 4 [pid 8130] <... mkdir resumed>) = 0 [pid 8126] unlink(NULL [pid 8125] <... open resumed>) = 3 [pid 5062] <... mkdir resumed>) = 0 [pid 5061] newfstatat(3, "", [pid 8131] <... write resumed>) = 4 [pid 8125] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8131] close(3 [pid 8125] <... futex resumed>) = 1 [pid 8122] <... futex resumed>) = 0 [pid 8131] <... close resumed>) = 0 [pid 8125] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8122] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8131] symlink("/dev/binderfs", "./binderfs" [pid 8125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8122] <... futex resumed>) = 0 [pid 8130] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8126] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8125] fcntl(-1, F_SETFL, O_RDONLY [pid 8122] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8125] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8125] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8132 attached [pid 8131] <... symlink resumed>) = 0 [pid 8130] <... futex resumed>) = 1 [pid 8128] <... futex resumed>) = 0 [pid 8126] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8122] <... futex resumed>) = 0 [pid 8125] <... futex resumed>) = 1 [pid 5061] getdents64(3, [pid 8132] set_robust_list(0x555555f856a0, 24 [pid 8131] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8130] mkdir("./file1", 000 [pid 8128] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8126] <... futex resumed>) = 1 [pid 8125] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8124] <... futex resumed>) = 0 [pid 8122] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 8132 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 8132] <... set_robust_list resumed>) = 0 [pid 8131] <... futex resumed>) = 0 [pid 8128] <... futex resumed>) = 0 [pid 8126] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8124] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8122] <... futex resumed>) = 0 [pid 8128] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] umount2("./101/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8122] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8131] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8124] <... futex resumed>) = 0 [pid 8132] chdir("./102" [pid 8131] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8125] <... openat resumed>) = 4 [pid 8124] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8126] chdir("./bus" [pid 8125] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8131] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8130] <... mkdir resumed>) = 0 [pid 8126] <... chdir resumed>) = 0 [pid 8125] <... futex resumed>) = 1 [pid 8122] <... futex resumed>) = 0 [pid 8132] <... chdir resumed>) = 0 [pid 8131] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8126] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8125] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8122] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8132] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8131] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8130] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8126] <... futex resumed>) = 1 [pid 8125] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8124] <... futex resumed>) = 0 [pid 8122] <... futex resumed>) = 0 [pid 8132] <... prctl resumed>) = 0 [pid 8131] <... mmap resumed>) = 0x7fef411b2000 [pid 8130] <... futex resumed>) = 1 [pid 8126] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8124] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8132] setpgid(0, 0 [pid 8130] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8124] <... futex resumed>) = 0 [pid 8132] <... setpgid resumed>) = 0 [pid 8131] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8128] <... futex resumed>) = 0 [pid 8126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8125] sendfile(4, 4, NULL, 7 [pid 8124] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8122] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8132] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8131] <... mprotect resumed>) = 0 [pid 8128] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8126] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8130] <... futex resumed>) = 0 [pid 8128] <... futex resumed>) = 1 [pid 8130] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [ 123.879099][ T8126] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 8128] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8132] <... openat resumed>) = 3 [pid 8131] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8132] write(3, "1000", 4 [pid 8131] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8132] <... write resumed>) = 4 [pid 8131] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8132] close(3) = 0 ./strace-static-x86_64: Process 8134 attached [pid 8132] symlink("/dev/binderfs", "./binderfs" [pid 8134] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8131] <... clone3 resumed> => {parent_tid=[8134]}, 88) = 8134 [pid 8134] <... rseq resumed>) = 0 [pid 8131] rt_sigprocmask(SIG_SETMASK, [], [pid 8134] set_robust_list(0x7fef411d29a0, 24 [pid 8132] <... symlink resumed>) = 0 [pid 8131] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8126] <... open resumed>) = 3 [pid 8134] <... set_robust_list resumed>) = 0 [pid 8134] rt_sigprocmask(SIG_SETMASK, [], [pid 8132] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8131] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8126] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8134] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8132] <... futex resumed>) = 0 [pid 8131] <... futex resumed>) = 0 [pid 8134] mkdir("./file0", 000 [pid 8132] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8131] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8126] <... futex resumed>) = 1 [pid 8124] <... futex resumed>) = 0 [pid 8132] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8126] fcntl(-1, F_SETFL, O_RDONLY [pid 8124] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8132] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8126] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8124] <... futex resumed>) = 0 [pid 8132] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8126] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8124] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8132] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8126] <... futex resumed>) = 0 [pid 8124] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8134] <... mkdir resumed>) = 0 [pid 8132] <... mmap resumed>) = 0x7fef411b2000 [pid 8126] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8124] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8126] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8132] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8124] <... futex resumed>) = 0 [pid 8134] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8126] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8132] <... mprotect resumed>) = 0 [pid 8124] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8126] <... openat resumed>) = 4 [pid 8134] <... futex resumed>) = 1 [pid 8131] <... futex resumed>) = 0 [pid 8134] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8131] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8131] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8134] mkdir("./bus", 000 [pid 8132] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8126] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8132] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8126] <... futex resumed>) = 1 [pid 8124] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = 0 [pid 5061] umount2("./101/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./101/bus", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./101/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./101/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5061] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] umount2("./101/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./101/bus/file0", {st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] unlink("./101/bus/file0" [pid 8134] <... mkdir resumed>) = 0 [pid 8132] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8126] sendfile(4, 4, NULL, 7 [pid 8124] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... unlink resumed>) = 0 [pid 5061] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8124] <... futex resumed>) = 0 [pid 5061] close(4 [pid 8132] <... clone3 resumed> => {parent_tid=[8135]}, 88) = 8135 [pid 8124] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... close resumed>) = 0 [pid 8134] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8132] rt_sigprocmask(SIG_SETMASK, [], [pid 8131] <... futex resumed>) = 0 [pid 5061] rmdir("./101/bus"./strace-static-x86_64: Process 8135 attached [pid 8134] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8132] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8131] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8130] <... mount resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 8135] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8132] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8131] <... futex resumed>) = 0 [pid 5061] umount2("./101/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8134] mkdir("./file1", 000 [pid 8132] <... futex resumed>) = 0 [pid 8131] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8130] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8135] <... rseq resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./101/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] unlink("./101/binderfs" [pid 8134] <... mkdir resumed>) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 8135] set_robust_list(0x7fef411d29a0, 24 [pid 8132] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8130] <... futex resumed>) = 1 [pid 8128] <... futex resumed>) = 0 [pid 5061] umount2("./101/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8135] <... set_robust_list resumed>) = 0 [pid 8134] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8130] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8128] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8135] rt_sigprocmask(SIG_SETMASK, [], [pid 8128] <... futex resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./101/file0", [pid 8135] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8134] <... futex resumed>) = 1 [pid 8131] <... futex resumed>) = 0 [pid 8130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8135] mkdir("./file0", 000 [pid 8134] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8131] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8130] unlink(NULL [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8135] <... mkdir resumed>) = 0 [pid 8134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8131] <... futex resumed>) = 0 [pid 8130] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8128] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] umount2("./101/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8131] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8130] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8134] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8130] <... futex resumed>) = 1 [pid 8128] <... futex resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./101/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8128] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8135] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8128] <... futex resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 8135] <... futex resumed>) = 1 [pid 8132] <... futex resumed>) = 0 [pid 8130] chdir("./bus" [pid 8128] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(4, "", [pid 8135] mkdir("./bus", 000 [pid 8132] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8130] <... chdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8135] <... mkdir resumed>) = 0 [pid 8132] <... futex resumed>) = 0 [pid 8130] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(4, [pid 8132] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8130] <... futex resumed>) = 1 [pid 8128] <... futex resumed>) = 0 [pid 8130] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8128] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 8130] <... open resumed>) = 3 [pid 8128] <... futex resumed>) = 0 [pid 5061] getdents64(4, [pid 8128] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] close(4 [pid 8135] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... close resumed>) = 0 [pid 8135] <... futex resumed>) = 1 [pid 8132] <... futex resumed>) = 0 [pid 5061] rmdir("./101/file0" [pid 8135] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8132] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8130] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8122] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] <... rmdir resumed>) = 0 [pid 5061] umount2("./101/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8122] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8122] <... futex resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./101/file1", [pid 8122] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8122] <... mmap resumed>) = 0x7fef41191000 [pid 5061] umount2("./101/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8122] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 8132] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8132] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8122] <... mprotect resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./101/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8130] <... futex resumed>) = 1 [pid 5061] <... openat resumed>) = 4 [ 123.948288][ T8130] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 123.988287][ T8134] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 8135] mkdir("./file1", 000 [pid 8134] <... mount resumed>) = 0 [pid 8130] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8128] <... futex resumed>) = 0 [pid 8122] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] newfstatat(4, "", [pid 8135] <... mkdir resumed>) = 0 [pid 8134] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8128] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8130] <... futex resumed>) = 0 [pid 8128] <... futex resumed>) = 1 [pid 5061] getdents64(4, [pid 8134] <... futex resumed>) = 1 [pid 8130] fcntl(-1, F_SETFL, O_RDONLY [pid 8128] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8122] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8131] <... futex resumed>) = 0 [pid 8135] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8134] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8131] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8130] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8125] <... sendfile resumed>) = 4 [pid 8122] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5061] umount2("./101/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 8138 attached [pid 8135] <... futex resumed>) = 1 [pid 8134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8132] <... futex resumed>) = 0 [pid 8131] <... futex resumed>) = 0 [pid 8130] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8125] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8138] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8135] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8134] unlink(NULL [pid 8132] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8131] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8130] <... futex resumed>) = 1 [pid 8128] <... futex resumed>) = 0 [pid 8125] <... futex resumed>) = 0 [pid 8122] <... clone3 resumed> => {parent_tid=[8138]}, 88) = 8138 [pid 5061] newfstatat(AT_FDCWD, "./101/file1/work", [pid 8138] <... rseq resumed>) = 0 [pid 8134] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8132] <... futex resumed>) = 0 [pid 8130] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8138] set_robust_list(0x7fef411b19a0, 24 [pid 8132] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8125] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8138] <... set_robust_list resumed>) = 0 [pid 8138] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8134] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8128] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8122] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8134] <... futex resumed>) = 1 [pid 8131] <... futex resumed>) = 0 [pid 8130] <... futex resumed>) = 0 [pid 8128] <... futex resumed>) = 1 [pid 8122] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8134] chdir("./bus" [pid 8131] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8130] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8122] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./101/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8138] sendfile(3, 4, NULL, 281474978811911 [pid 8134] <... chdir resumed>) = 0 [pid 8131] <... futex resumed>) = 0 [pid 8130] <... openat resumed>) = 4 [pid 8122] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8138] <... sendfile resumed>) = 0 [pid 8134] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8131] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8130] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8128] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8122] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] openat(AT_FDCWD, "./101/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8138] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8134] <... futex resumed>) = 0 [pid 8131] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8130] <... futex resumed>) = 0 [pid 8128] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8122] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] <... openat resumed>) = 5 [pid 8138] <... futex resumed>) = 0 [ 123.998444][ T8125] PM: Image not found (code -6) [pid 8134] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8131] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8130] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8128] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8122] exit_group(0 [pid 5061] newfstatat(5, "", [pid 8138] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8131] <... futex resumed>) = 0 [pid 8124] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8131] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8124] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8134] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000) = 3 [pid 8138] <... futex resumed>) = ? [pid 8135] <... mount resumed>) = 0 [pid 8134] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8130] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8128] <... futex resumed>) = 0 [pid 8125] <... futex resumed>) = ? [pid 8124] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8122] <... exit_group resumed>) = ? [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8135] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8134] <... futex resumed>) = 1 [pid 8130] sendfile(4, 4, NULL, 7 [pid 8128] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] getdents64(5, [pid 8138] +++ exited with 0 +++ [pid 8135] <... futex resumed>) = 1 [pid 8134] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8132] <... futex resumed>) = 0 [pid 8131] <... futex resumed>) = 0 [pid 8125] +++ exited with 0 +++ [pid 8122] +++ exited with 0 +++ [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8135] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8132] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8131] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8126] <... sendfile resumed>) = 4 [pid 8124] <... mmap resumed>) = 0x7fef41191000 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8122, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5061] getdents64(5, [pid 8135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8134] <... futex resumed>) = 0 [pid 8132] <... futex resumed>) = 0 [pid 8131] <... futex resumed>) = 1 [pid 8126] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8124] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] restart_syscall(<... resuming interrupted clone ...> [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8135] unlink(NULL [pid 8134] fcntl(-1, F_SETFL, O_RDONLY [pid 8132] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8131] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8126] <... futex resumed>) = 0 [pid 8124] <... mprotect resumed>) = 0 [pid 5063] <... restart_syscall resumed>) = 0 [pid 5061] close(5 [pid 8135] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8134] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8126] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8124] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] <... close resumed>) = 0 [pid 8135] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8134] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8124] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] rmdir("./101/file1/work" [pid 8135] <... futex resumed>) = 1 [pid 8134] <... futex resumed>) = 1 [pid 8132] <... futex resumed>) = 0 [pid 8131] <... futex resumed>) = 0 [pid 8124] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] umount2("./103", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 8141 attached [pid 8135] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8134] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8132] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8131] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./101/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8141] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8134] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8132] <... futex resumed>) = 0 [pid 8131] <... futex resumed>) = 0 [pid 8124] <... clone3 resumed> => {parent_tid=[8141]}, 88) = 8141 [pid 5063] openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8141] <... rseq resumed>) = 0 [pid 8135] chdir("./bus" [pid 8134] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8132] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8131] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8124] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] <... openat resumed>) = 3 [pid 8141] set_robust_list(0x7fef411b19a0, 24 [pid 8135] <... chdir resumed>) = 0 [pid 8134] <... openat resumed>) = 4 [pid 8124] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] newfstatat(3, "", [pid 5061] newfstatat(AT_FDCWD, "./101/file1/index", [pid 8141] <... set_robust_list resumed>) = 0 [pid 8135] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8134] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8124] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8141] rt_sigprocmask(SIG_SETMASK, [], [pid 8135] <... futex resumed>) = 1 [pid 8134] <... futex resumed>) = 1 [pid 8132] <... futex resumed>) = 0 [pid 5063] getdents64(3, [pid 5061] umount2("./101/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8135] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8134] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8141] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8132] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8131] <... futex resumed>) = 0 [pid 8124] <... futex resumed>) = 0 [pid 5063] umount2("./103/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] openat(AT_FDCWD, "./101/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8141] sendfile(3, 4, NULL, 281474978811911 [pid 8135] <... futex resumed>) = 0 [pid 8132] <... futex resumed>) = 1 [pid 8131] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8124] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8141] <... sendfile resumed>) = 0 [pid 8135] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8134] <... futex resumed>) = 0 [pid 8132] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8131] <... futex resumed>) = 1 [pid 5061] <... openat resumed>) = 5 [pid 8141] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8134] sendfile(4, 4, NULL, 7 [pid 8131] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8141] <... futex resumed>) = 1 [pid 8124] <... futex resumed>) = 0 [pid 5061] newfstatat(5, "", [pid 8141] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8124] exit_group(0 [pid 8141] <... futex resumed>) = ? [pid 8126] <... futex resumed>) = ? [pid 8124] <... exit_group resumed>) = ? [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8141] +++ exited with 0 +++ [pid 8135] <... open resumed>) = 3 [pid 5061] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] close(5 [pid 8126] +++ exited with 0 +++ [pid 8135] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8124] +++ exited with 0 +++ [pid 5061] <... close resumed>) = 0 [pid 5061] rmdir("./101/file1/index" [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8124, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 8135] <... futex resumed>) = 1 [pid 8132] <... futex resumed>) = 0 [pid 5065] restart_syscall(<... resuming interrupted clone ...> [pid 8135] fcntl(-1, F_SETFL, O_RDONLY [pid 8132] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... restart_syscall resumed>) = 0 [pid 8135] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8132] <... futex resumed>) = 0 [pid 8135] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8132] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8135] <... futex resumed>) = 0 [pid 8132] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8135] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8132] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./102", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8132] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8135] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8132] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... umount2 resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 8135] <... openat resumed>) = 4 [pid 5065] <... openat resumed>) = 3 [pid 5063] umount2("./103/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(3, "", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 124.020024][ T8135] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 124.040204][ T8126] PM: Image not found (code -6) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] newfstatat(AT_FDCWD, "./103/bus", [pid 5061] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8135] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] close(4 [pid 5065] getdents64(3, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8135] <... futex resumed>) = 1 [pid 8132] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] umount2("./103/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 8135] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8132] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./102/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] rmdir("./101/file1" [pid 8135] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8132] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./103/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 8135] sendfile(4, 4, NULL, 7 [pid 5063] newfstatat(4, "", [pid 8132] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 5063] getdents64(4, [pid 5061] getdents64(3, [pid 8128] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... umount2 resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 8128] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8128] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef41191000 [pid 5061] close(3 [pid 8128] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8128] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 5061] <... close resumed>) = 0 [pid 8128] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} => {parent_tid=[8143]}, 88) = 8143 [pid 8128] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] rmdir("./101" [pid 8128] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8128] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8128] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... rmdir resumed>) = 0 [pid 5061] mkdir("./102", 0777./strace-static-x86_64: Process 8143 attached [pid 8130] <... sendfile resumed>) = 4 [pid 5065] umount2("./102/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./103/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8143] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8130] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... mkdir resumed>) = 0 [pid 8130] <... futex resumed>) = 0 [pid 8130] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] newfstatat(AT_FDCWD, "./103/bus/file0", [pid 5065] newfstatat(AT_FDCWD, "./102/bus", [pid 8143] <... rseq resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8143] set_robust_list(0x7fef411b19a0, 24 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8143] <... set_robust_list resumed>) = 0 [pid 8143] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8143] sendfile(3, 4, NULL, 281474978811911) = 0 [pid 5065] umount2("./102/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] unlink("./103/bus/file0" [pid 5065] openat(AT_FDCWD, "./102/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... unlink resumed>) = 0 [pid 8143] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8131] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... openat resumed>) = 4 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8143] <... futex resumed>) = 1 [pid 8131] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8128] <... futex resumed>) = 0 [pid 5065] newfstatat(4, "", [pid 8143] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8128] exit_group(0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8130] <... futex resumed>) = ? [pid 8128] <... exit_group resumed>) = ? [pid 5065] getdents64(4, [pid 5063] getdents64(4, [pid 8130] +++ exited with 0 +++ [pid 8143] <... futex resumed>) = ? [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 ./strace-static-x86_64: Process 8146 attached [pid 8131] <... futex resumed>) = 0 [pid 5065] umount2("./102/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(4 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [ 124.099442][ T8130] PM: Image not found (code -6) [pid 5065] newfstatat(AT_FDCWD, "./102/bus/file0", {st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] rmdir("./103/bus") = 0 [pid 5065] unlink("./102/bus/file0" [pid 8143] +++ exited with 0 +++ [pid 8128] +++ exited with 0 +++ [pid 5065] <... unlink resumed>) = 0 [pid 8146] set_robust_list(0x555555f856a0, 24 [pid 8131] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8128, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 8132] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] getdents64(4, [pid 5063] umount2("./103/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 8146 [pid 8146] <... set_robust_list resumed>) = 0 [pid 8132] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8131] <... mmap resumed>) = 0x7fef41191000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8146] chdir("./102" [pid 8132] <... futex resumed>) = 0 [pid 8131] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] close(4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8146] <... chdir resumed>) = 0 [pid 8132] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8131] <... mprotect resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./103/binderfs", [pid 8146] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8132] <... mmap resumed>) = 0x7fef41191000 [pid 8131] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] rmdir("./102/bus" [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8146] <... prctl resumed>) = 0 [pid 8134] <... sendfile resumed>) = 4 [pid 8132] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 8131] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 8146] setpgid(0, 0 [pid 8132] <... mprotect resumed>) = 0 [pid 5063] unlink("./103/binderfs" [pid 8146] <... setpgid resumed>) = 0 [pid 8134] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8132] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8131] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0}./strace-static-x86_64: Process 8148 attached [pid 8146] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8134] <... futex resumed>) = 0 [pid 8132] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] umount2("./104", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./102/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... unlink resumed>) = 0 [pid 8148] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8146] <... openat resumed>) = 3 [pid 8134] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8132] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 8131] <... clone3 resumed> => {parent_tid=[8148]}, 88) = 8148 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./103/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 8149 attached [pid 8148] <... rseq resumed>) = 0 [pid 8146] write(3, "1000", 4 [pid 8131] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] newfstatat(AT_FDCWD, "./102/binderfs", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8149] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8148] set_robust_list(0x7fef411b19a0, 24 [pid 8146] <... write resumed>) = 4 [pid 8132] <... clone3 resumed> => {parent_tid=[8149]}, 88) = 8149 [pid 8131] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... openat resumed>) = 3 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8149] <... rseq resumed>) = 0 [pid 8148] <... set_robust_list resumed>) = 0 [pid 8146] close(3 [pid 8132] rt_sigprocmask(SIG_SETMASK, [], [pid 8131] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(3, "", [pid 5065] unlink("./102/binderfs" [pid 5063] newfstatat(AT_FDCWD, "./103/file0", [pid 8149] set_robust_list(0x7fef411b19a0, 24 [pid 8148] rt_sigprocmask(SIG_SETMASK, [], [pid 8146] <... close resumed>) = 0 [pid 8132] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8131] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8149] <... set_robust_list resumed>) = 0 [pid 8148] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8146] symlink("/dev/binderfs", "./binderfs" [pid 8132] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8131] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(3, [pid 5065] <... unlink resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8149] rt_sigprocmask(SIG_SETMASK, [], [pid 8148] sendfile(3, 4, NULL, 281474978811911 [pid 8132] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] umount2("./102/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./103/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8149] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8148] <... sendfile resumed>) = 0 [pid 8146] <... symlink resumed>) = 0 [pid 8132] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./104/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8149] sendfile(3, 4, NULL, 281474978811911 [pid 8148] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./102/file0", [pid 5063] openat(AT_FDCWD, "./103/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8148] <... futex resumed>) = 1 [pid 8131] <... futex resumed>) = 0 [pid 5063] <... openat resumed>) = 4 [pid 8148] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8131] exit_group(0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8148] <... futex resumed>) = ? [pid 8146] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8134] <... futex resumed>) = ? [pid 8131] <... exit_group resumed>) = ? [pid 5065] umount2("./102/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(4, "", [pid 8148] +++ exited with 0 +++ [pid 8146] <... futex resumed>) = 0 [pid 8134] +++ exited with 0 +++ [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] openat(AT_FDCWD, "./102/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5063] getdents64(4, [pid 8146] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8131] +++ exited with 0 +++ [pid 8146] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8146] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5065] newfstatat(4, "", [pid 8146] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8131, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 8146] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] getdents64(4, [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 8146] <... mmap resumed>) = 0x7fef411b2000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(4, [pid 8146] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5060] umount2("./101", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8146] <... mprotect resumed>) = 0 [pid 5065] getdents64(4, [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8146] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] close(4 [pid 5063] close(4 [pid 5060] openat(AT_FDCWD, "./101", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8146] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... close resumed>) = 0 [pid 8146] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5065] rmdir("./102/file0" [pid 5063] <... close resumed>) = 0 [pid 5060] <... openat resumed>) = 3 ./strace-static-x86_64: Process 8150 attached [pid 5063] rmdir("./103/file0" [pid 8150] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8146] <... clone3 resumed> => {parent_tid=[8150]}, 88) = 8150 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] newfstatat(3, "", [pid 8146] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... umount2 resumed>) = 0 [pid 5065] umount2("./102/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8146] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] umount2("./104/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8146] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8146] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./102/file1", [pid 8146] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./104/bus", [pid 8150] <... rseq resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./103/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8150] set_robust_list(0x7fef411d29a0, 24 [pid 5068] umount2("./104/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./102/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(3, [pid 8150] <... set_robust_list resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./103/file1", [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 8150] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] openat(AT_FDCWD, "./104/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] openat(AT_FDCWD, "./102/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8150] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5065] <... openat resumed>) = 4 [pid 5060] umount2("./101/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8150] mkdir("./file0", 000 [pid 5068] newfstatat(4, "", [pid 5065] newfstatat(4, "", [pid 5063] umount2("./103/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8150] <... mkdir resumed>) = 0 [pid 5068] getdents64(4, [pid 5065] getdents64(4, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5065] umount2("./102/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] umount2("./104/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 124.135605][ T8134] PM: Image not found (code -6) [pid 5063] openat(AT_FDCWD, "./103/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./102/file1/work", [pid 8150] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 4 [pid 8150] <... futex resumed>) = 1 [pid 8146] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./104/bus/file0", [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] newfstatat(4, "", [pid 8150] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8146] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./102/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8146] <... futex resumed>) = 0 [pid 5068] unlink("./104/bus/file0" [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8150] mkdir("./bus", 000 [pid 8146] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8150] <... mkdir resumed>) = 0 [pid 5063] umount2("./103/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./103/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./103/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 8150] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... unlink resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./102/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] openat(AT_FDCWD, "./103/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... umount2 resumed>) = 0 [pid 8150] <... futex resumed>) = 1 [pid 8146] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5065] <... openat resumed>) = 5 [pid 8150] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8146] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] newfstatat(5, "", [pid 5063] <... openat resumed>) = 5 [pid 5060] umount2("./101/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8146] <... futex resumed>) = 0 [pid 5068] close(4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8150] mkdir("./file1", 000 [pid 8146] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 5065] getdents64(5, [pid 5063] newfstatat(5, "", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] rmdir("./104/bus" [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8150] <... mkdir resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./101/bus", [pid 5068] <... rmdir resumed>) = 0 [pid 5065] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] umount2("./104/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] close(5 [pid 5063] getdents64(5, [pid 5065] <... close resumed>) = 0 [pid 5060] umount2("./101/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] rmdir("./102/file1/work" [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] newfstatat(AT_FDCWD, "./104/binderfs", [pid 5065] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./102/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(5, [pid 5060] openat(AT_FDCWD, "./101/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] unlink("./104/binderfs" [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... openat resumed>) = 4 [pid 5065] newfstatat(AT_FDCWD, "./102/file1/index", [pid 5063] close(5 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8150] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8149] <... sendfile resumed>) = 4 [pid 8135] <... sendfile resumed>) = 4 [pid 8132] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... unlink resumed>) = 0 [pid 5065] umount2("./102/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... close resumed>) = 0 [pid 5060] newfstatat(4, "", [pid 8150] <... futex resumed>) = 1 [pid 8149] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8146] <... futex resumed>) = 0 [pid 8135] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./104/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] rmdir("./103/file1/work" [ 124.196187][ T8135] PM: Image not found (code -6) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8150] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8149] <... futex resumed>) = 0 [pid 8146] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8135] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./102/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... rmdir resumed>) = 0 [pid 8135] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5060] getdents64(4, [pid 5068] newfstatat(AT_FDCWD, "./104/file0", [pid 5065] <... openat resumed>) = 5 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] newfstatat(5, "", [pid 5060] umount2("./101/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] umount2("./104/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] umount2("./103/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(5, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./101/bus/file0", [pid 5068] openat(AT_FDCWD, "./104/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] newfstatat(AT_FDCWD, "./103/file1/index", [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5065] getdents64(5, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] unlink("./101/bus/file0" [pid 5068] newfstatat(4, "", [pid 5065] close(5 [pid 5063] umount2("./103/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... unlink resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... close resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] rmdir("./102/file1/index" [pid 8150] <... mount resumed>) = 0 [pid 8149] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8146] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 5063] openat(AT_FDCWD, "./103/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(4, [pid 8150] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8146] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8132] exit_group(0 [pid 5065] <... rmdir resumed>) = 0 [pid 8150] <... futex resumed>) = 0 [pid 8149] <... futex resumed>) = ? [pid 8146] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8132] <... exit_group resumed>) = ? [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] <... openat resumed>) = 5 [pid 8150] unlink(NULL [pid 8149] +++ exited with 0 +++ [pid 8146] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8135] <... futex resumed>) = ? [pid 5068] getdents64(4, [pid 5065] getdents64(4, [pid 5063] newfstatat(5, "", [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8150] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8146] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8150] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8146] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(4 [pid 5065] close(4 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... close resumed>) = 0 [pid 8150] <... futex resumed>) = 0 [pid 5060] rmdir("./101/bus" [pid 5068] <... close resumed>) = 0 [pid 8150] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8146] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8146] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8150] <... futex resumed>) = 0 [pid 8146] <... futex resumed>) = 1 [pid 8150] chdir("./bus" [pid 5060] <... rmdir resumed>) = 0 [pid 8150] <... chdir resumed>) = 0 [pid 5068] rmdir("./104/file0" [pid 5065] <... close resumed>) = 0 [pid 5063] getdents64(5, [pid 8150] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8146] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8150] <... futex resumed>) = 0 [pid 8146] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8150] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8146] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8146] <... futex resumed>) = 0 [pid 8150] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000) = 3 [pid 8146] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8135] +++ exited with 0 +++ [pid 8132] +++ exited with 0 +++ [pid 5068] <... rmdir resumed>) = 0 [pid 5065] rmdir("./102/file1" [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] umount2("./101/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8150] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./104/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... rmdir resumed>) = 0 [pid 5063] getdents64(5, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8132, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 8150] <... futex resumed>) = 1 [pid 8146] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(3, [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(AT_FDCWD, "./101/binderfs", [pid 8150] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8146] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] restart_syscall(<... resuming interrupted clone ...> [pid 8150] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8146] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./104/file1", [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] close(5 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8150] fcntl(-1, F_SETFL, O_RDONLY [pid 8146] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8150] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5065] close(3 [pid 5063] <... close resumed>) = 0 [pid 8150] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./104/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... close resumed>) = 0 [pid 5063] rmdir("./103/file1/index" [pid 8150] <... futex resumed>) = 1 [pid 8146] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8146] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... restart_syscall resumed>) = 0 [pid 5060] unlink("./101/binderfs" [pid 8150] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8146] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./104/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] rmdir("./102" [pid 5063] <... rmdir resumed>) = 0 [pid 8150] <... openat resumed>) = 4 [pid 8146] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 4 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] getdents64(4, [pid 5060] <... unlink resumed>) = 0 [pid 8150] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8146] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] newfstatat(4, "", [pid 5065] mkdir("./103", 0777 [pid 8150] <... futex resumed>) = 0 [pid 8146] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8146] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8150] sendfile(4, 4, NULL, 7 [pid 8146] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] close(4 [pid 5068] getdents64(4, [pid 5063] <... close resumed>) = 0 [pid 5062] umount2("./102", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./101/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... mkdir resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] newfstatat(AT_FDCWD, "./101/file0", [pid 5062] <... openat resumed>) = 3 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] newfstatat(3, "", [pid 5060] umount2("./101/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] openat(AT_FDCWD, "./101/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] getdents64(3, [pid 5060] <... openat resumed>) = 4 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] umount2("./102/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [ 124.217629][ T8150] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5060] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4) = 0 [pid 5060] rmdir("./101/file0" [pid 5063] rmdir("./103/file1" [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8153 attached , child_tidptr=0x555555f85690) = 8153 [pid 8153] set_robust_list(0x555555f856a0, 24 [pid 5063] <... rmdir resumed>) = 0 [pid 8153] <... set_robust_list resumed>) = 0 [pid 5063] getdents64(3, [pid 8153] chdir("./103" [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] close(3 [pid 8153] <... chdir resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 8153] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5063] rmdir("./103" [pid 8153] <... prctl resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 8153] setpgid(0, 0 [pid 5063] mkdir("./104", 0777 [pid 8153] <... setpgid resumed>) = 0 [pid 5063] <... mkdir resumed>) = 0 [pid 8153] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 8153] write(3, "1000", 4 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] <... rmdir resumed>) = 0 [pid 5060] umount2("./101/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8153] <... write resumed>) = 4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8155 attached [pid 5068] umount2("./104/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./101/file1", [pid 5062] umount2("./102/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8150] <... sendfile resumed>) = 4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8155] set_robust_list(0x555555f856a0, 24 [pid 8153] close(3 [pid 8150] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8146] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] newfstatat(AT_FDCWD, "./104/file1/work", [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 8155 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8155] <... set_robust_list resumed>) = 0 [pid 8153] <... close resumed>) = 0 [pid 8150] <... futex resumed>) = 0 [pid 8146] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] newfstatat(AT_FDCWD, "./102/bus", [pid 5060] umount2("./101/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8153] symlink("/dev/binderfs", "./binderfs" [pid 8150] sendfile(3, 4, NULL, 281474978811911 [pid 8146] <... futex resumed>) = 0 [pid 5068] umount2("./104/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8155] chdir("./104" [pid 8153] <... symlink resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8146] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8153] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8150] <... sendfile resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./104/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] umount2("./102/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./101/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8155] <... chdir resumed>) = 0 [pid 8153] <... futex resumed>) = 0 [pid 8150] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 5 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 4 [pid 8155] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8153] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8150] <... futex resumed>) = 1 [pid 8146] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./102/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8155] <... prctl resumed>) = 0 [pid 8153] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8150] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8146] exit_group(0 [pid 5068] newfstatat(5, "", [pid 5062] <... openat resumed>) = 4 [pid 5060] newfstatat(4, "", [pid 8155] setpgid(0, 0 [pid 8153] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8150] <... futex resumed>) = ? [pid 8146] <... exit_group resumed>) = ? [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] newfstatat(4, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8155] <... setpgid resumed>) = 0 [pid 8153] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8150] +++ exited with 0 +++ [pid 8146] +++ exited with 0 +++ [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8153] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] getdents64(5, [pid 8155] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8153] <... mmap resumed>) = 0x7fef411b2000 [pid 5062] getdents64(4, [pid 5060] getdents64(4, [pid 8155] <... openat resumed>) = 3 [pid 8153] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8146, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] umount2("./102", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8155] write(3, "1000", 4 [pid 5068] getdents64(5, [pid 5062] umount2("./102/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./101/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8155] <... write resumed>) = 4 [pid 8153] <... mprotect resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8155] close(3 [pid 5062] newfstatat(AT_FDCWD, "./102/bus/file0", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8155] <... close resumed>) = 0 [pid 8153] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] close(5 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] newfstatat(AT_FDCWD, "./101/file1/work", [pid 8155] symlink("/dev/binderfs", "./binderfs" [pid 5062] unlink("./102/bus/file0" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8155] <... symlink resumed>) = 0 [pid 8153] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... close resumed>) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 5061] <... openat resumed>) = 3 [pid 5060] umount2("./101/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8153] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5061] newfstatat(3, "", [pid 5068] rmdir("./104/file1/work" [pid 8155] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8156 attached [pid 8155] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] openat(AT_FDCWD, "./101/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8156] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8155] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8153] <... clone3 resumed> => {parent_tid=[8156]}, 88) = 8156 [pid 5062] close(4 [pid 5061] getdents64(3, [pid 5060] <... openat resumed>) = 5 [pid 8156] <... rseq resumed>) = 0 [pid 8155] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8153] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] umount2("./104/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 5060] newfstatat(5, "", [pid 8156] set_robust_list(0x7fef411d29a0, 24 [pid 8155] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8153] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./102/bus" [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8156] <... set_robust_list resumed>) = 0 [pid 8153] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./104/file1/index", [pid 8156] rt_sigprocmask(SIG_SETMASK, [], [pid 8155] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8153] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] umount2("./102/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(5, [pid 8156] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8155] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8153] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8156] mkdir("./file0", 000 [pid 8155] <... mmap resumed>) = 0x7fef411b2000 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] umount2("./104/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8156] <... mkdir resumed>) = 0 [pid 8155] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./102/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(5, [pid 5068] openat(AT_FDCWD, "./104/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8155] <... mprotect resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8155] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] newfstatat(5, "", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] close(5 [pid 5062] newfstatat(AT_FDCWD, "./102/binderfs", [pid 5060] <... close resumed>) = 0 [pid 8156] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8155] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] rmdir("./101/file1/work" [pid 8156] <... futex resumed>) = 1 [pid 8155] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8153] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 5060] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 8157 attached [pid 8156] mkdir("./bus", 000 [pid 8153] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] unlink("./102/binderfs" [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8157] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 5068] getdents64(5, [pid 8157] <... rseq resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [ 124.305348][ T8150] PM: Image not found (code -6) [pid 8157] set_robust_list(0x7fef411d29a0, 24 [pid 8155] <... clone3 resumed> => {parent_tid=[8157]}, 88) = 8157 [pid 8153] <... futex resumed>) = 0 [pid 5068] close(5 [pid 5062] <... unlink resumed>) = 0 [pid 8155] rt_sigprocmask(SIG_SETMASK, [], [pid 8153] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] umount2("./101/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8157] <... set_robust_list resumed>) = 0 [pid 8155] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... close resumed>) = 0 [pid 5062] umount2("./102/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8157] rt_sigprocmask(SIG_SETMASK, [], [pid 8155] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./101/file1/index", [pid 8155] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./102/file0", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8157] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8155] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./104/file1/index" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = 0 [pid 5060] umount2("./101/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8157] mkdir("./file0", 000 [pid 8156] <... mkdir resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] umount2("./102/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./102/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./101/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8156] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./102/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] newfstatat(AT_FDCWD, "./102/bus", [pid 5060] <... openat resumed>) = 5 [pid 8157] <... mkdir resumed>) = 0 [pid 8153] <... futex resumed>) = 0 [pid 8157] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8156] <... futex resumed>) = 1 [pid 8153] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5062] <... openat resumed>) = 4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] newfstatat(5, "", [pid 8157] <... futex resumed>) = 1 [pid 8156] mkdir("./file1", 000 [pid 8153] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8157] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8155] <... futex resumed>) = 0 [pid 8153] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(4 [pid 5062] newfstatat(4, "", [pid 5061] umount2("./102/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8156] <... mkdir resumed>) = 0 [pid 8155] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(5, [pid 8157] <... futex resumed>) = 0 [pid 8155] <... futex resumed>) = 1 [pid 5068] rmdir("./104/file1" [pid 5062] getdents64(4, [pid 5061] openat(AT_FDCWD, "./102/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8157] mkdir("./bus", 000 [pid 8156] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8155] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... rmdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] <... openat resumed>) = 4 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8156] <... futex resumed>) = 1 [pid 8153] <... futex resumed>) = 0 [pid 8156] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8153] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 5061] newfstatat(4, "", [pid 5060] getdents64(5, [pid 8157] <... mkdir resumed>) = 0 [pid 8153] <... futex resumed>) = 0 [pid 5068] getdents64(3, [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5068] close(3) = 0 [pid 5068] rmdir("./104") = 0 [pid 5068] mkdir("./105", 0777) = 0 [pid 8157] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8157] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8156] <... mount resumed>) = 0 [pid 8155] <... futex resumed>) = 0 [pid 8153] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] close(4 [pid 5061] getdents64(4, [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8156] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8155] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8153] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8156] <... futex resumed>) = 0 [pid 8155] <... futex resumed>) = 1 [pid 8153] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... close resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] close(5./strace-static-x86_64: Process 8158 attached [pid 8157] <... futex resumed>) = 0 [pid 8156] unlink(NULL [pid 8155] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8153] <... futex resumed>) = 0 [pid 5062] rmdir("./102/file0" [pid 5061] umount2("./102/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... close resumed>) = 0 [pid 8158] set_robust_list(0x555555f856a0, 24 [pid 8157] mkdir("./file1", 000 [pid 8156] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8153] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 8158 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8158] <... set_robust_list resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5060] rmdir("./101/file1/index" [pid 8158] chdir("./105") = 0 [pid 8158] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8157] <... mkdir resumed>) = 0 [pid 8156] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./102/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./102/bus/file0", [pid 5060] <... rmdir resumed>) = 0 [pid 8158] <... prctl resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(4, [pid 8158] setpgid(0, 0 [pid 8157] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8156] <... futex resumed>) = 1 [pid 8153] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./102/file1", [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8158] <... setpgid resumed>) = 0 [pid 8157] <... futex resumed>) = 1 [pid 8156] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8155] <... futex resumed>) = 0 [pid 8153] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] unlink("./102/bus/file0" [pid 5060] close(4 [pid 8158] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8157] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8156] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8155] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8153] <... futex resumed>) = 0 [pid 5062] umount2("./102/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8156] chdir("./bus" [pid 8155] <... futex resumed>) = 0 [pid 8153] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... close resumed>) = 0 [pid 8155] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... unlink resumed>) = 0 [pid 5060] rmdir("./101/file1" [pid 8156] <... chdir resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./102/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] getdents64(4, [pid 8158] <... openat resumed>) = 3 [pid 8157] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] <... rmdir resumed>) = 0 [pid 8158] write(3, "1000", 4 [pid 8157] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... openat resumed>) = 4 [pid 8158] <... write resumed>) = 4 [pid 8156] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(4, "", [pid 5061] close(4 [pid 5060] getdents64(3, [pid 8158] close(3 [pid 8156] <... futex resumed>) = 1 [pid 8153] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... close resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 8158] <... close resumed>) = 0 [pid 8156] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8153] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [ 124.359013][ T8156] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5062] getdents64(4, [pid 5061] rmdir("./102/bus" [pid 5060] close(3 [pid 8158] symlink("/dev/binderfs", "./binderfs" [pid 8156] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8153] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] <... rmdir resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 8156] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8153] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./102/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./102/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./101" [pid 8156] <... open resumed>) = 3 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... rmdir resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./102/file1/work", [pid 5061] newfstatat(AT_FDCWD, "./102/binderfs", [pid 5060] mkdir("./102", 0777 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... mkdir resumed>) = 0 [pid 5062] umount2("./102/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] unlink("./102/binderfs" [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8156] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... unlink resumed>) = 0 [pid 8158] <... symlink resumed>) = 0 [pid 8156] <... futex resumed>) = 1 [pid 8153] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./102/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] umount2("./102/file0", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 8159 attached [pid 8158] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8156] fcntl(-1, F_SETFL, O_RDONLY [pid 8153] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 5 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8159] set_robust_list(0x555555f856a0, 24 [pid 8158] <... futex resumed>) = 0 [pid 8153] <... futex resumed>) = 0 [pid 8159] <... set_robust_list resumed>) = 0 [pid 8158] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8153] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(AT_FDCWD, "./102/file0", [pid 8159] chdir("./102" [pid 8158] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5062] newfstatat(5, "", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8159] <... chdir resumed>) = 0 [pid 8158] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8157] <... mount resumed>) = 0 [pid 8156] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./102/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 8159 [pid 8159] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8158] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8156] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(5, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8159] <... prctl resumed>) = 0 [pid 8158] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8157] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8156] <... futex resumed>) = 1 [pid 8153] <... futex resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./102/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8159] setpgid(0, 0 [pid 8158] <... mmap resumed>) = 0x7fef411b2000 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8159] <... setpgid resumed>) = 0 [pid 8158] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8157] <... futex resumed>) = 1 [pid 8155] <... futex resumed>) = 0 [pid 8153] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8159] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8158] <... mprotect resumed>) = 0 [pid 8157] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8156] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8155] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(5, [pid 5061] <... openat resumed>) = 4 [pid 8159] <... openat resumed>) = 3 [pid 8158] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8157] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8156] <... openat resumed>) = 4 [pid 8155] <... futex resumed>) = 0 [pid 8153] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(4, "", [pid 8158] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8157] unlink(NULL [pid 8156] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8155] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8153] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] close(5 [pid 8159] write(3, "1000", 4 [pid 8158] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8157] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8156] <... futex resumed>) = 0 [pid 8153] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... close resumed>) = 0 ./strace-static-x86_64: Process 8160 attached [pid 8159] <... write resumed>) = 4 [pid 8157] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8156] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8153] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] rmdir("./102/file1/work" [pid 5061] getdents64(4, [pid 8160] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8159] close(3 [pid 8158] <... clone3 resumed> => {parent_tid=[8160]}, 88) = 8160 [pid 8157] <... futex resumed>) = 1 [pid 8156] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8155] <... futex resumed>) = 0 [pid 8153] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 8160] <... rseq resumed>) = 0 [pid 8159] <... close resumed>) = 0 [pid 8158] rt_sigprocmask(SIG_SETMASK, [], [pid 8157] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8156] sendfile(4, 4, NULL, 7 [pid 8155] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8153] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] getdents64(4, [pid 8160] set_robust_list(0x7fef411d29a0, 24 [pid 8159] symlink("/dev/binderfs", "./binderfs" [pid 8158] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8157] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8155] <... futex resumed>) = 0 [pid 5062] umount2("./102/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8160] <... set_robust_list resumed>) = 0 [pid 8159] <... symlink resumed>) = 0 [pid 8158] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8157] chdir("./bus" [pid 8155] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] close(4 [pid 8160] rt_sigprocmask(SIG_SETMASK, [], [pid 8159] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8158] <... futex resumed>) = 0 [pid 8157] <... chdir resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 8160] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8159] <... futex resumed>) = 0 [pid 8158] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8157] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./102/file1/index", [pid 5061] rmdir("./102/file0" [pid 8160] mkdir("./file0", 000 [pid 8159] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8157] <... futex resumed>) = 1 [pid 8155] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 8157] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8155] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./102/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8160] <... mkdir resumed>) = 0 [pid 8159] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8155] <... futex resumed>) = 0 [pid 5062] umount2("./102/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8155] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(AT_FDCWD, "./102/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8157] <... open resumed>) = 3 [pid 5061] umount2("./102/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./102/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5061] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] umount2("./102/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./102/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./102/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./102/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5061] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] close(5 [pid 8159] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8160] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8159] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8157] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 8160] <... futex resumed>) = 1 [pid 8159] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8158] <... futex resumed>) = 0 [pid 8157] <... futex resumed>) = 1 [pid 8155] <... futex resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./102/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] rmdir("./102/file1/work" [pid 8160] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8159] <... mmap resumed>) = 0x7fef411b2000 [pid 8158] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8157] fcntl(-1, F_SETFL, O_RDONLY [pid 8155] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 5 [pid 5061] <... rmdir resumed>) = 0 [pid 8160] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8159] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8158] <... futex resumed>) = 0 [pid 8157] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8155] <... futex resumed>) = 0 [pid 5062] newfstatat(5, "", [pid 8160] mkdir("./bus", 000 [pid 8159] <... mprotect resumed>) = 0 [pid 8158] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8157] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8155] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./102/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8160] <... mkdir resumed>) = 0 [pid 8159] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8157] <... futex resumed>) = 0 [pid 8155] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(5, [pid 8159] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8157] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8155] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8159] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8157] <... openat resumed>) = 4 [pid 8155] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] newfstatat(AT_FDCWD, "./102/file1/index", [pid 8160] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8157] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(5, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 8162 attached [pid 8160] <... futex resumed>) = 1 [pid 8159] <... clone3 resumed> => {parent_tid=[8162]}, 88) = 8162 [pid 8158] <... futex resumed>) = 0 [pid 8157] <... futex resumed>) = 1 [pid 8155] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8162] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8160] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8159] rt_sigprocmask(SIG_SETMASK, [], [pid 8158] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8157] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8155] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] close(5 [pid 5061] umount2("./102/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8162] <... rseq resumed>) = 0 [pid 8160] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8159] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8158] <... futex resumed>) = 0 [pid 8157] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8155] <... futex resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8162] set_robust_list(0x7fef411d29a0, 24 [pid 8160] mkdir("./file1", 000 [pid 8159] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8158] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8157] sendfile(4, 4, NULL, 7 [pid 8155] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] rmdir("./102/file1/index" [pid 8162] <... set_robust_list resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./102/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8162] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] <... openat resumed>) = 5 [pid 8162] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8162] mkdir("./file0", 000 [pid 5061] newfstatat(5, "", [pid 8160] <... mkdir resumed>) = 0 [pid 8159] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8162] <... mkdir resumed>) = 0 [pid 8160] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8159] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(4, [pid 8160] <... futex resumed>) = 1 [pid 8158] <... futex resumed>) = 0 [pid 5061] getdents64(5, [pid 8162] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8160] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8158] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8162] <... futex resumed>) = 1 [pid 8160] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8159] <... futex resumed>) = 0 [pid 8158] <... futex resumed>) = 0 [pid 5062] close(4 [pid 8162] mkdir("./bus", 000 [pid 8160] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8159] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8158] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] getdents64(5, [pid 8162] <... mkdir resumed>) = 0 [pid 8159] <... futex resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 8159] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] rmdir("./102/file1" [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] close(5) = 0 [pid 8162] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] rmdir("./102/file1/index" [pid 8162] <... futex resumed>) = 1 [pid 8159] <... futex resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 8162] mkdir("./file1", 000 [pid 8159] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8162] <... mkdir resumed>) = 0 [pid 8159] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(3, 0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(4, [pid 5062] close(3 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] close(4 [pid 8162] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... close resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 8162] <... futex resumed>) = 1 [pid 8159] <... futex resumed>) = 0 [pid 5062] rmdir("./102" [pid 5061] rmdir("./102/file1" [pid 8162] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8159] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8159] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [ 124.399744][ T8157] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 8159] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8162] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5061] getdents64(3, 0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] close(3) = 0 [pid 5061] rmdir("./102") = 0 [pid 5061] mkdir("./103", 0777) = 0 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8164 attached [pid 8164] set_robust_list(0x555555f856a0, 24) = 0 [pid 8164] chdir("./103") = 0 [pid 8164] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 8164 [pid 8164] setpgid(0, 0 [pid 8153] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] mkdir("./103", 0777 [pid 8153] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5062] <... mkdir resumed>) = 0 [pid 8153] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef41191000 [pid 8153] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8164] <... setpgid resumed>) = 0 [pid 8164] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8153] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8164] <... openat resumed>) = 3 [pid 8164] write(3, "1000", 4) = 4 [pid 8164] close(3 [pid 8153] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 8165 [pid 8164] <... close resumed>) = 0 [pid 8153] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 8164] symlink("/dev/binderfs", "./binderfs" [pid 8160] <... mount resumed>) = 0 ./strace-static-x86_64: Process 8166 attached ./strace-static-x86_64: Process 8165 attached [pid 8164] <... symlink resumed>) = 0 [pid 8160] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8166] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8165] set_robust_list(0x555555f856a0, 24 [pid 8164] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8160] <... futex resumed>) = 1 [pid 8158] <... futex resumed>) = 0 [pid 8153] <... clone3 resumed> => {parent_tid=[8166]}, 88) = 8166 [pid 8166] <... rseq resumed>) = 0 [pid 8165] <... set_robust_list resumed>) = 0 [pid 8164] <... futex resumed>) = 0 [pid 8160] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8158] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8153] rt_sigprocmask(SIG_SETMASK, [], [pid 8166] set_robust_list(0x7fef411b19a0, 24 [pid 8164] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8158] <... futex resumed>) = 0 [pid 8165] chdir("./103" [pid 8166] <... set_robust_list resumed>) = 0 [pid 8164] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8160] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8158] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8166] rt_sigprocmask(SIG_SETMASK, [], [pid 8165] <... chdir resumed>) = 0 [pid 8164] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8160] unlink(NULL [pid 8153] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8166] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8165] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8164] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8160] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8153] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8166] sendfile(3, 4, NULL, 281474978811911 [pid 8165] <... prctl resumed>) = 0 [pid 8164] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8160] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8153] <... futex resumed>) = 0 [pid 8165] setpgid(0, 0 [pid 8164] <... mmap resumed>) = 0x7fef411b2000 [pid 8160] <... futex resumed>) = 1 [pid 8158] <... futex resumed>) = 0 [pid 8153] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8165] <... setpgid resumed>) = 0 [pid 8164] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8160] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8158] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8165] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8164] <... mprotect resumed>) = 0 [pid 8160] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8158] <... futex resumed>) = 0 [pid 8155] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8165] <... openat resumed>) = 3 [pid 8164] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8162] <... mount resumed>) = 0 [pid 8155] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8164] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8164] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} => {parent_tid=[8167]}, 88) = 8167 [pid 8164] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8164] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8155] <... futex resumed>) = 0 [pid 8164] <... futex resumed>) = 0 [pid 8155] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8164] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8155] <... mmap resumed>) = 0x7fef41191000 [pid 8155] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8155] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8155] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0}./strace-static-x86_64: Process 8168 attached [pid 8168] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053) = 0 [pid 8168] set_robust_list(0x7fef411b19a0, 24 [pid 8165] write(3, "1000", 4./strace-static-x86_64: Process 8167 attached [pid 8168] <... set_robust_list resumed>) = 0 [pid 8160] chdir("./bus" [pid 8158] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8155] <... clone3 resumed> => {parent_tid=[8168]}, 88) = 8168 [pid 8168] rt_sigprocmask(SIG_SETMASK, [], [pid 8167] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8165] <... write resumed>) = 4 [pid 8160] <... chdir resumed>) = 0 [pid 8155] rt_sigprocmask(SIG_SETMASK, [], [pid 8168] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8167] <... rseq resumed>) = 0 [pid 8165] close(3 [pid 8162] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8160] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8155] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8168] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8167] set_robust_list(0x7fef411d29a0, 24 [pid 8165] <... close resumed>) = 0 [pid 8162] <... futex resumed>) = 1 [pid 8160] <... futex resumed>) = 0 [pid 8159] <... futex resumed>) = 0 [pid 8158] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8155] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8168] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8167] <... set_robust_list resumed>) = 0 [pid 8165] symlink("/dev/binderfs", "./binderfs" [pid 8162] unlink(NULL [pid 8160] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8159] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8158] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8155] <... futex resumed>) = 0 [pid 8168] sendfile(3, 4, NULL, 281474978811911 [pid 8167] rt_sigprocmask(SIG_SETMASK, [], [pid 8166] <... sendfile resumed>) = 4 [pid 8165] <... symlink resumed>) = 0 [pid 8162] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8160] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8159] <... futex resumed>) = 0 [pid 8158] <... futex resumed>) = 0 [pid 8156] <... sendfile resumed>) = 4 [pid 8155] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8167] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8166] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8165] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8162] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8160] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8159] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8158] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8156] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8167] mkdir("./file0", 000 [pid 8162] <... futex resumed>) = 0 [pid 8159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8162] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8159] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8160] <... open resumed>) = 3 [pid 8159] <... futex resumed>) = 0 [pid 8162] chdir("./bus" [pid 8167] <... mkdir resumed>) = 0 [pid 8165] <... futex resumed>) = 0 [pid 8156] <... futex resumed>) = 0 [pid 8167] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8160] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8153] <... futex resumed>) = 0 [pid 8167] <... futex resumed>) = 1 [pid 8166] <... futex resumed>) = 1 [pid 8165] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8164] <... futex resumed>) = 0 [pid 8162] <... chdir resumed>) = 0 [pid 8159] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8156] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8167] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8166] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8165] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8164] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8162] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8160] <... futex resumed>) = 1 [pid 8159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8158] <... futex resumed>) = 0 [pid 8153] exit_group(0 [pid 8167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8165] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8164] <... futex resumed>) = 0 [pid 8162] <... futex resumed>) = 0 [pid 8159] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8164] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8167] mkdir("./bus", 000 [pid 8166] <... futex resumed>) = ? [pid 8165] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8162] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8160] fcntl(-1, F_SETFL, O_RDONLY [pid 8159] <... futex resumed>) = 0 [pid 8158] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8156] <... futex resumed>) = ? [pid 8153] <... exit_group resumed>) = ? [pid 8167] <... mkdir resumed>) = 0 [pid 8166] +++ exited with 0 +++ [pid 8165] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8162] <... open resumed>) = 3 [pid 8160] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8159] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8156] +++ exited with 0 +++ [pid 8162] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8167] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8165] <... mmap resumed>) = 0x7fef411b2000 [pid 8160] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8158] <... futex resumed>) = 0 [pid 8153] +++ exited with 0 +++ [pid 8167] <... futex resumed>) = 1 [pid 8165] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8164] <... futex resumed>) = 0 [pid 8160] <... futex resumed>) = 0 [pid 8158] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8153, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 8167] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8165] <... mprotect resumed>) = 0 [pid 8164] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8162] <... futex resumed>) = 1 [pid 8160] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8159] <... futex resumed>) = 0 [pid 8158] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8165] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8164] <... futex resumed>) = 0 [pid 8159] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8158] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8167] mkdir("./file1", 000 [pid 8165] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8164] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8162] fcntl(-1, F_SETFL, O_RDONLY [pid 8160] <... futex resumed>) = 0 [pid 8159] <... futex resumed>) = 0 [pid 8158] <... futex resumed>) = 1 [pid 8167] <... mkdir resumed>) = 0 [pid 8165] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8160] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8158] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8162] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8160] <... openat resumed>) = 4 [pid 8159] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./103", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8162] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8159] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8162] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8162] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8159] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8159] <... futex resumed>) = 0 [pid 8159] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8171 attached [pid 8167] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8162] <... openat resumed>) = 4 [pid 8160] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 3 [pid 8171] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8167] <... futex resumed>) = 1 [pid 8165] <... clone3 resumed> => {parent_tid=[8171]}, 88) = 8171 [pid 8164] <... futex resumed>) = 0 [pid 8162] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8160] <... futex resumed>) = 1 [pid 8158] <... futex resumed>) = 0 [pid 8171] <... rseq resumed>) = 0 [pid 8167] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8165] rt_sigprocmask(SIG_SETMASK, [], [pid 8164] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8162] <... futex resumed>) = 1 [pid 8160] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8159] <... futex resumed>) = 0 [pid 8158] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(3, "", [pid 8171] set_robust_list(0x7fef411d29a0, 24 [pid 8167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8165] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8164] <... futex resumed>) = 0 [pid 8162] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8160] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8159] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8158] <... futex resumed>) = 0 [ 124.456711][ T8160] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 124.469572][ T8162] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 124.495148][ T8156] PM: Image not found (code -6) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8171] <... set_robust_list resumed>) = 0 [pid 8167] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8165] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8164] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8162] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8160] sendfile(4, 4, NULL, 7 [pid 8159] <... futex resumed>) = 0 [pid 8158] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(3, [pid 8171] rt_sigprocmask(SIG_SETMASK, [], [pid 8162] sendfile(4, 4, NULL, 7 [pid 8159] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8171] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8165] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 8171] mkdir("./file0", 000 [pid 8165] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8171] <... mkdir resumed>) = 0 [pid 5065] umount2("./103/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8171] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8167] <... mount resumed>) = 0 [pid 8165] <... futex resumed>) = 0 [pid 8171] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8165] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8171] <... futex resumed>) = 0 [pid 8165] <... futex resumed>) = 1 [pid 8171] mkdir("./bus", 000 [pid 8165] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8171] <... mkdir resumed>) = 0 [pid 8171] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8165] <... futex resumed>) = 0 [pid 8171] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8165] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8171] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8167] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8165] <... futex resumed>) = 0 [pid 8171] mkdir("./file1", 000 [pid 8167] <... futex resumed>) = 1 [pid 8165] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8164] <... futex resumed>) = 0 [pid 8171] <... mkdir resumed>) = 0 [pid 8167] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8164] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8155] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8164] <... futex resumed>) = 0 [pid 8171] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8164] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8171] <... futex resumed>) = 1 [pid 8167] unlink(NULL [pid 8165] <... futex resumed>) = 0 [pid 8171] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8167] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8165] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8171] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8165] <... futex resumed>) = 0 [pid 8171] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8167] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8165] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8167] <... futex resumed>) = 1 [pid 8164] <... futex resumed>) = 0 [pid 8167] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8164] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8164] <... futex resumed>) = 0 [pid 8167] chdir("./bus" [pid 8164] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8167] <... chdir resumed>) = 0 [pid 8167] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8164] <... futex resumed>) = 0 [pid 8167] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8164] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8164] <... futex resumed>) = 0 [pid 8167] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8164] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8167] <... open resumed>) = 3 [pid 8168] <... sendfile resumed>) = 4 [pid 8157] <... sendfile resumed>) = 4 [pid 5065] <... umount2 resumed>) = 0 [pid 8168] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8167] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8157] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./103/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8168] <... futex resumed>) = 0 [pid 8167] <... futex resumed>) = 1 [pid 8164] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8168] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8159] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8155] exit_group(0 [pid 8159] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 8168] <... futex resumed>) = ? [pid 8157] <... futex resumed>) = ? [pid 8155] <... exit_group resumed>) = ? [pid 8168] +++ exited with 0 +++ [pid 8167] fcntl(-1, F_SETFL, O_RDONLY [pid 8164] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8159] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8158] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8164] <... futex resumed>) = 0 [pid 8158] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8164] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8158] <... futex resumed>) = 0 [pid 8158] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8167] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8159] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8158] <... mmap resumed>) = 0x7fef41191000 [pid 8159] <... futex resumed>) = 0 [pid 8158] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 8159] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8167] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8164] <... futex resumed>) = 0 [pid 8159] <... mmap resumed>) = 0x7fef41191000 [pid 8167] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8164] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8164] <... futex resumed>) = 0 [pid 8159] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 8158] <... mprotect resumed>) = 0 [pid 8167] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8164] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8171] <... mount resumed>) = 0 [pid 8167] <... openat resumed>) = 4 [pid 8159] <... mprotect resumed>) = 0 [pid 8158] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8157] +++ exited with 0 +++ [pid 8155] +++ exited with 0 +++ [pid 8171] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8167] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8155, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 8171] <... futex resumed>) = 1 [pid 8167] <... futex resumed>) = 1 [pid 8165] <... futex resumed>) = 0 [pid 8164] <... futex resumed>) = 0 [pid 8159] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] restart_syscall(<... resuming interrupted clone ...> [pid 8171] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8167] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8165] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8164] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8159] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8171] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8167] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8165] <... futex resumed>) = 0 [pid 8164] <... futex resumed>) = 0 [pid 8159] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] <... restart_syscall resumed>) = 0 [pid 8171] unlink(NULL [pid 8167] sendfile(4, 4, NULL, 7 [pid 8165] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8164] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8171] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8158] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] newfstatat(AT_FDCWD, "./103/bus", ./strace-static-x86_64: Process 8173 attached [pid 8171] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8159] <... clone3 resumed> => {parent_tid=[8173]}, 88) = 8173 [pid 8158] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 8173] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8171] <... futex resumed>) = 1 [pid 8165] <... futex resumed>) = 0 [pid 8159] rt_sigprocmask(SIG_SETMASK, [], ./strace-static-x86_64: Process 8174 attached [pid 8173] <... rseq resumed>) = 0 [pid 8171] chdir("./bus" [pid 8165] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8159] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8158] <... clone3 resumed> => {parent_tid=[8174]}, 88) = 8174 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./104", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8174] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8173] set_robust_list(0x7fef411b19a0, 24 [pid 8171] <... chdir resumed>) = 0 [pid 8165] <... futex resumed>) = 0 [pid 8159] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8158] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] umount2("./103/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8174] <... rseq resumed>) = 0 [pid 8173] <... set_robust_list resumed>) = 0 [pid 8171] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8165] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8159] <... futex resumed>) = 0 [pid 8158] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8174] set_robust_list(0x7fef411b19a0, 24 [pid 8173] rt_sigprocmask(SIG_SETMASK, [], [pid 8171] <... futex resumed>) = 0 [pid 8165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8159] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8158] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8174] <... set_robust_list resumed>) = 0 [pid 8171] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8165] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8174] rt_sigprocmask(SIG_SETMASK, [], [pid 8173] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8171] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8165] <... futex resumed>) = 0 [pid 8158] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./103/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... openat resumed>) = 3 [pid 8174] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8173] sendfile(3, 4, NULL, 281474978811911 [pid 8171] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8165] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8158] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... openat resumed>) = 4 [pid 8174] sendfile(3, 4, NULL, 281474978811911 [pid 5065] newfstatat(4, "", [pid 5063] newfstatat(3, "", [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, [pid 5063] getdents64(3, [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] umount2("./103/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./104/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8171] <... open resumed>) = 3 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8171] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./103/bus/file0", [pid 8165] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8171] <... futex resumed>) = 1 [pid 8165] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] unlink("./103/bus/file0" [pid 8171] fcntl(-1, F_SETFL, O_RDONLY [pid 8165] <... futex resumed>) = 0 [pid 8171] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5065] <... unlink resumed>) = 0 [pid 8171] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8171] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8165] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] close(4) = 0 [pid 8165] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] rmdir("./103/bus" [pid 8165] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8171] <... futex resumed>) = 0 [pid 8165] <... futex resumed>) = 1 [pid 8171] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8165] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8171] <... openat resumed>) = 4 [pid 5065] <... rmdir resumed>) = 0 [pid 8171] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8165] <... futex resumed>) = 0 [pid 8165] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8171] sendfile(4, 4, NULL, 7 [pid 5065] umount2("./103/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8165] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8165] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(AT_FDCWD, "./103/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] unlink("./103/binderfs") = 0 [pid 5065] umount2("./103/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [ 124.544426][ T8167] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 124.549760][ T8157] PM: Image not found (code -6) [ 124.578335][ T8171] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5063] <... umount2 resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./103/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./104/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8174] <... sendfile resumed>) = 4 [pid 8160] <... sendfile resumed>) = 4 [pid 8174] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8160] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8174] <... futex resumed>) = 1 [pid 8158] <... futex resumed>) = 0 [pid 8174] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8160] <... futex resumed>) = 0 [pid 8158] exit_group(0 [pid 8160] ???( [pid 8158] <... exit_group resumed>) = ? [pid 8174] <... futex resumed>) = ? [pid 8160] <... ??? resumed>) = ? [pid 8174] +++ exited with 0 +++ [pid 8160] +++ exited with 0 +++ [pid 8158] +++ exited with 0 +++ [pid 5065] umount2("./103/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./103/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8158, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5063] newfstatat(AT_FDCWD, "./104/bus", [pid 5065] newfstatat(4, "", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] umount2("./104/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] umount2("./105", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] getdents64(4, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] openat(AT_FDCWD, "./104/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5068] openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5065] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] close(4) = 0 [pid 5063] newfstatat(4, "", [pid 5068] newfstatat(3, "", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] rmdir("./103/file0") = 0 [pid 5068] getdents64(3, [pid 5063] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] umount2("./104/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8164] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8164] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./105/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./103/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./104/bus/file0", [pid 8164] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8164] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] newfstatat(AT_FDCWD, "./103/file1", [pid 5063] unlink("./104/bus/file0" [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... unlink resumed>) = 0 [pid 8159] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8164] <... mmap resumed>) = 0x7fef41191000 [pid 8159] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 5065] umount2("./103/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(4, [pid 8164] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 8159] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8164] <... mprotect resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./103/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8164] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... openat resumed>) = 4 [pid 8164] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] close(4 [pid 8164] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] newfstatat(4, "", [pid 5063] <... close resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] rmdir("./104/bus"./strace-static-x86_64: Process 8177 attached [pid 8164] <... clone3 resumed> => {parent_tid=[8177]}, 88) = 8177 [pid 5065] getdents64(4, [pid 8164] rt_sigprocmask(SIG_SETMASK, [], [pid 8177] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8164] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8177] <... rseq resumed>) = 0 [pid 8164] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8177] set_robust_list(0x7fef411b19a0, 24 [pid 8164] <... futex resumed>) = 0 [pid 8177] <... set_robust_list resumed>) = 0 [pid 8164] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8177] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [ 124.622953][ T8160] PM: Image not found (code -6) [pid 8177] sendfile(3, 4, NULL, 281474978811911 [pid 8165] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] <... rmdir resumed>) = 0 [pid 8165] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./103/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8165] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8165] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] newfstatat(AT_FDCWD, "./103/file1/work", [pid 5063] umount2("./104/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8165] <... mmap resumed>) = 0x7fef41191000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8165] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] umount2("./103/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./104/binderfs", [pid 8165] <... mprotect resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8165] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] openat(AT_FDCWD, "./103/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8165] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... openat resumed>) = 5 [pid 5063] unlink("./104/binderfs" [pid 8165] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] newfstatat(5, "", ./strace-static-x86_64: Process 8179 attached {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8179] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8165] <... clone3 resumed> => {parent_tid=[8179]}, 88) = 8179 [pid 8165] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] getdents64(5, [pid 8179] <... rseq resumed>) = 0 [pid 8165] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8165] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... unlink resumed>) = 0 [pid 8165] <... futex resumed>) = 0 [pid 8165] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./105/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] getdents64(5, [pid 5063] umount2("./104/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./105/bus", [pid 5065] close(5 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... close resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./104/file0", [pid 5065] rmdir("./103/file1/work" [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8179] set_robust_list(0x7fef411b19a0, 24 [pid 5068] umount2("./105/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8179] <... set_robust_list resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... rmdir resumed>) = 0 [pid 5063] umount2("./104/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] openat(AT_FDCWD, "./105/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8179] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... openat resumed>) = 4 [pid 5068] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./104/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] getdents64(4, [pid 5063] <... openat resumed>) = 4 [pid 8179] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] newfstatat(4, "", [pid 8179] sendfile(3, 4, NULL, 281474978811911 [pid 5068] umount2("./105/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5068] newfstatat(AT_FDCWD, "./105/bus/file0", [pid 5065] umount2("./103/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(4, [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] unlink("./105/bus/file0" [pid 5065] newfstatat(AT_FDCWD, "./103/file1/index", [pid 5063] close(4 [pid 5068] <... unlink resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... close resumed>) = 0 [pid 5063] rmdir("./104/file0") = 0 [pid 5068] getdents64(4, [pid 5065] umount2("./103/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] close(4 [pid 5065] openat(AT_FDCWD, "./103/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... close resumed>) = 0 [pid 5065] <... openat resumed>) = 5 [pid 5063] umount2("./104/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] rmdir("./105/bus" [pid 5065] newfstatat(5, "", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] newfstatat(AT_FDCWD, "./104/file1", [pid 5065] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(5, [pid 8173] <... sendfile resumed>) = 4 [pid 8162] <... sendfile resumed>) = 4 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8173] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8173] <... futex resumed>) = 0 [pid 5068] umount2("./105/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] close(5 [pid 5063] umount2("./104/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8173] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... close resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./105/binderfs", [pid 5065] rmdir("./103/file1/index" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./104/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] unlink("./105/binderfs" [pid 5063] <... openat resumed>) = 4 [pid 5068] <... unlink resumed>) = 0 [pid 5065] getdents64(4, [pid 5063] newfstatat(4, "", [pid 8162] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8164] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8162] <... futex resumed>) = 0 [pid 8159] exit_group(0 [pid 5065] close(4 [pid 5063] getdents64(4, [pid 8173] <... futex resumed>) = ? [pid 8159] <... exit_group resumed>) = ? [pid 5068] umount2("./105/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... close resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8173] +++ exited with 0 +++ [pid 8162] +++ exited with 0 +++ [pid 8159] +++ exited with 0 +++ [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] rmdir("./103/file1" [pid 5063] umount2("./104/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] newfstatat(AT_FDCWD, "./105/file0", [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./104/file1/work", [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8159, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5068] umount2("./105/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./104/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./102", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(3, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./105/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] openat(AT_FDCWD, "./104/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] openat(AT_FDCWD, "./102", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... openat resumed>) = 4 [pid 5065] close(3 [pid 5063] <... openat resumed>) = 5 [pid 5060] <... openat resumed>) = 3 [pid 5068] newfstatat(4, "", [pid 5065] <... close resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] rmdir("./103" [pid 5063] newfstatat(5, "", [pid 5060] newfstatat(3, "", [pid 5068] getdents64(4, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5068] getdents64(4, [pid 5065] <... rmdir resumed>) = 0 [pid 5063] getdents64(5, [pid 5060] getdents64(3, [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5068] close(4 [pid 5063] getdents64(5, [pid 5060] umount2("./102/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... close resumed>) = 0 [pid 5065] mkdir("./104", 0777 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] rmdir("./105/file0" [pid 5065] <... mkdir resumed>) = 0 [pid 5063] close(5 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5063] rmdir("./104/file1/work" [pid 8165] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [ 124.682597][ T8162] PM: Image not found (code -6) [pid 5068] umount2("./105/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8182 attached [pid 5068] newfstatat(AT_FDCWD, "./105/file1", [pid 5063] <... rmdir resumed>) = 0 [pid 8182] set_robust_list(0x555555f856a0, 24 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8182] <... set_robust_list resumed>) = 0 [pid 8182] chdir("./104" [pid 5068] umount2("./105/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8182] <... chdir resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8182] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5068] openat(AT_FDCWD, "./105/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 8182 [pid 8182] <... prctl resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5063] umount2("./104/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8182] setpgid(0, 0 [pid 5068] newfstatat(4, "", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] newfstatat(AT_FDCWD, "./104/file1/index", [pid 5068] getdents64(4, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] umount2("./104/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./102/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] umount2("./105/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] openat(AT_FDCWD, "./104/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] newfstatat(AT_FDCWD, "./102/bus", [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./105/file1/work", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... openat resumed>) = 5 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] newfstatat(5, "", [pid 5060] umount2("./102/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] umount2("./105/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8182] <... setpgid resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8182] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8177] <... sendfile resumed>) = 4 [pid 8167] <... sendfile resumed>) = 4 [pid 5068] openat(AT_FDCWD, "./105/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] getdents64(5, [pid 5060] openat(AT_FDCWD, "./102/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8182] <... openat resumed>) = 3 [pid 8167] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 5 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... openat resumed>) = 4 [pid 8182] write(3, "1000", 4 [pid 8177] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8167] <... futex resumed>) = 0 [pid 8164] exit_group(0 [pid 5068] newfstatat(5, "", [pid 5063] getdents64(5, [pid 8182] <... write resumed>) = 4 [pid 8177] <... futex resumed>) = ? [pid 8164] <... exit_group resumed>) = ? [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(4, "", [pid 8182] close(3 [pid 8177] +++ exited with 0 +++ [pid 8167] +++ exited with 0 +++ [pid 5068] getdents64(5, [pid 5063] close(5 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8182] <... close resumed>) = 0 [pid 8164] +++ exited with 0 +++ [pid 5068] getdents64(5, [pid 5063] rmdir("./104/file1/index" [pid 5060] getdents64(4, [pid 8182] symlink("/dev/binderfs", "./binderfs" [pid 5063] <... rmdir resumed>) = 0 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8164, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 8182] <... symlink resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 8182] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(5 [pid 5060] umount2("./102/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8182] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5063] getdents64(4, [pid 5061] umount2("./103", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8182] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] rmdir("./105/file1/work" [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8182] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5063] close(4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8182] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5063] <... close resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] newfstatat(AT_FDCWD, "./102/bus/file0", [pid 8182] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] rmdir("./104/file1" [pid 5061] <... openat resumed>) = 3 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8182] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] umount2("./105/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... rmdir resumed>) = 0 [pid 8182] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(3, "", [pid 5060] unlink("./102/bus/file0" [pid 8182] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] newfstatat(AT_FDCWD, "./105/file1/index", [pid 5063] getdents64(3, [pid 8182] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 8182] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0}./strace-static-x86_64: Process 8185 attached [pid 5068] umount2("./105/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(3 [pid 5061] getdents64(3, [pid 8185] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8182] <... clone3 resumed> => {parent_tid=[8185]}, 88) = 8185 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] getdents64(4, [pid 8185] <... rseq resumed>) = 0 [pid 8182] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] openat(AT_FDCWD, "./105/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] rmdir("./104" [pid 5061] umount2("./103/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8185] set_robust_list(0x7fef411d29a0, 24 [pid 8182] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8185] <... set_robust_list resumed>) = 0 [pid 8182] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8185] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] close(4 [pid 8185] mkdir("./file0", 000 [pid 8182] <... futex resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 8182] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [ 124.729659][ T8167] PM: Image not found (code -6) [pid 5068] newfstatat(5, "", [pid 5060] rmdir("./102/bus" [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] mkdir("./105", 0777 [pid 5068] getdents64(5, [pid 8185] <... mkdir resumed>) = 0 [pid 8171] <... sendfile resumed>) = 4 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... mkdir resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 8185] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8171] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 8185] <... futex resumed>) = 1 [pid 8182] <... futex resumed>) = 0 [pid 8171] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8185] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8182] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8179] <... sendfile resumed>) = 4 [pid 8185] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8182] <... futex resumed>) = 0 [pid 8179] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(5 [pid 8185] mkdir("./bus", 000 [pid 8182] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8179] <... futex resumed>) = 0 [pid 8171] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... close resumed>) = 0 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] umount2("./102/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 8186 attached [pid 8185] <... mkdir resumed>) = 0 [pid 8179] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] rmdir("./105/file1/index" [pid 8186] set_robust_list(0x555555f856a0, 24 [pid 8185] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8165] exit_group(0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8186] <... set_robust_list resumed>) = 0 [pid 8179] <... futex resumed>) = ? [pid 8165] <... exit_group resumed>) = ? [pid 8182] <... futex resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./102/binderfs", [pid 8185] <... futex resumed>) = 1 [pid 8182] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8179] +++ exited with 0 +++ [pid 8185] mkdir("./file1", 000 [pid 8171] <... futex resumed>) = ? [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8186] chdir("./105" [pid 8185] <... mkdir resumed>) = 0 [pid 8182] <... futex resumed>) = 0 [pid 8171] +++ exited with 0 +++ [pid 8165] +++ exited with 0 +++ [pid 5068] <... rmdir resumed>) = 0 [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 8186 [pid 5060] unlink("./102/binderfs" [pid 8186] <... chdir resumed>) = 0 [pid 8185] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8182] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, [pid 5061] <... umount2 resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8165, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5062] umount2("./103", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 3 [pid 5061] umount2("./103/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(3, "", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./102/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] newfstatat(AT_FDCWD, "./103/bus", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(3, [pid 5061] umount2("./103/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(AT_FDCWD, "./102/file0", [pid 8186] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8185] <... futex resumed>) = 0 [pid 8182] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8185] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8182] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 8182] <... futex resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 5062] umount2("./103/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] openat(AT_FDCWD, "./103/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] umount2("./102/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8185] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8186] <... prctl resumed>) = 0 [pid 8182] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./105/file1" [pid 8186] setpgid(0, 0 [pid 8185] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5068] <... rmdir resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./102/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5061] newfstatat(4, "", [pid 5060] newfstatat(4, "", [pid 8186] <... setpgid resumed>) = 0 [pid 5068] getdents64(3, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8186] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5061] getdents64(4, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 124.776450][ T8171] PM: Image not found (code -6) [pid 5060] getdents64(4, [pid 8186] <... openat resumed>) = 3 [pid 8186] write(3, "1000", 4 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 8186] <... write resumed>) = 4 [pid 5061] umount2("./103/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 8186] close(3 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8186] <... close resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./103/bus/file0", [pid 5060] close(4 [pid 8186] symlink("/dev/binderfs", "./binderfs" [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... close resumed>) = 0 [pid 8186] <... symlink resumed>) = 0 [pid 5068] close(3 [pid 5061] unlink("./103/bus/file0" [pid 5060] rmdir("./102/file0" [pid 5068] <... close resumed>) = 0 [pid 5068] rmdir("./105" [pid 8186] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8185] <... mount resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] <... umount2 resumed>) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 8186] <... futex resumed>) = 0 [pid 8185] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] mkdir("./106", 0777 [pid 5062] umount2("./103/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(4, [pid 8186] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8185] <... futex resumed>) = 1 [pid 8182] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8186] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8185] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8182] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./102/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8186] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8185] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8182] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./103/bus", [pid 5061] close(4 [pid 8182] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8186] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8185] unlink(NULL [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... close resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8186] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8185] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5068] <... mkdir resumed>) = 0 [pid 5062] umount2("./103/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] rmdir("./103/bus" [pid 5060] newfstatat(AT_FDCWD, "./102/file1", [pid 8186] <... mmap resumed>) = 0x7fef411b2000 [pid 8185] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8186] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8185] <... futex resumed>) = 1 [pid 8182] <... futex resumed>) = 0 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] umount2("./102/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8186] <... mprotect resumed>) = 0 [pid 8185] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8182] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./103/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... rmdir resumed>) = 0 [pid 8186] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] openat(AT_FDCWD, "./102/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 ./strace-static-x86_64: Process 8187 attached [pid 8186] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8185] <... futex resumed>) = 0 [pid 8182] <... futex resumed>) = 1 [pid 5062] <... openat resumed>) = 4 [pid 5061] umount2("./103/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8187] set_robust_list(0x555555f856a0, 24 [pid 8186] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8185] chdir("./bus" [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 8187 [pid 5060] newfstatat(4, "", ./strace-static-x86_64: Process 8188 attached [pid 8187] <... set_robust_list resumed>) = 0 [pid 8185] <... chdir resumed>) = 0 [pid 8182] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(4, "", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8188] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8187] chdir("./106" [pid 8186] <... clone3 resumed> => {parent_tid=[8188]}, 88) = 8188 [pid 8185] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8182] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] newfstatat(AT_FDCWD, "./103/binderfs", [pid 5060] getdents64(4, [pid 8188] <... rseq resumed>) = 0 [pid 8187] <... chdir resumed>) = 0 [pid 8186] rt_sigprocmask(SIG_SETMASK, [], [pid 8185] <... futex resumed>) = 0 [pid 8182] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8188] set_robust_list(0x7fef411d29a0, 24 [pid 8187] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8186] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8185] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8182] <... futex resumed>) = 0 [pid 8188] <... set_robust_list resumed>) = 0 [pid 8187] <... prctl resumed>) = 0 [pid 8186] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8185] <... open resumed>) = 3 [pid 8182] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] unlink("./103/binderfs" [pid 5060] umount2("./102/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8187] setpgid(0, 0 [pid 8186] <... futex resumed>) = 0 [pid 8188] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] umount2("./103/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8188] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8188] mkdir("./file0", 000 [pid 8187] <... setpgid resumed>) = 0 [pid 8186] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... unlink resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8187] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5060] newfstatat(AT_FDCWD, "./102/file1/work", [pid 8188] <... mkdir resumed>) = 0 [pid 8187] <... openat resumed>) = 3 [pid 8185] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./103/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8185] <... futex resumed>) = 1 [pid 8182] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8185] fcntl(-1, F_SETFL, O_RDONLY [pid 8182] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8187] write(3, "1000", 4 [pid 8185] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8182] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./103/bus/file0", [pid 5061] newfstatat(AT_FDCWD, "./103/file0", [pid 5060] umount2("./102/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8188] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8187] <... write resumed>) = 4 [pid 8185] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8182] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8188] <... futex resumed>) = 1 [pid 8187] close(3 [pid 8186] <... futex resumed>) = 0 [pid 8185] <... futex resumed>) = 0 [pid 8182] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] unlink("./103/bus/file0" [pid 5061] umount2("./103/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./102/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8188] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8187] <... close resumed>) = 0 [pid 8186] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8185] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8182] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 5 [pid 8187] symlink("/dev/binderfs", "./binderfs" [pid 8186] <... futex resumed>) = 0 [pid 8185] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8182] <... futex resumed>) = 0 [pid 8188] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8187] <... symlink resumed>) = 0 [pid 8186] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8185] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8182] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] openat(AT_FDCWD, "./103/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] newfstatat(5, "", [pid 8188] mkdir("./bus", 000 [pid 8185] <... openat resumed>) = 4 [pid 5062] <... unlink resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(4, [pid 8187] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(4, "", [pid 5060] getdents64(5, [pid 8187] <... futex resumed>) = 0 [pid 8185] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] close(4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8188] <... mkdir resumed>) = 0 [pid 8187] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8185] <... futex resumed>) = 1 [pid 8182] <... futex resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] getdents64(4, [pid 5060] getdents64(5, [pid 8188] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8187] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8185] sendfile(4, 4, NULL, 7 [pid 8182] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] rmdir("./103/bus" [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 8188] <... futex resumed>) = 1 [pid 8187] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8186] <... futex resumed>) = 0 [pid 8182] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8187] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8186] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8182] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] getdents64(4, [pid 5060] close(5 [pid 8188] mkdir("./file1", 000 [pid 8187] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8186] <... futex resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... close resumed>) = 0 [pid 8187] <... mmap resumed>) = 0x7fef411b2000 [pid 8186] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] close(4 [pid 5060] rmdir("./102/file1/work" [pid 8188] <... mkdir resumed>) = 0 [pid 8187] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5061] <... close resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 8188] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8187] <... mprotect resumed>) = 0 [pid 5062] umount2("./103/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8188] <... futex resumed>) = 1 [ 124.802308][ T8185] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8188] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] newfstatat(AT_FDCWD, "./103/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] unlink("./103/binderfs") = 0 [pid 5062] umount2("./103/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 8187] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8186] <... futex resumed>) = 0 [pid 5061] rmdir("./103/file0" [pid 5060] umount2("./102/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8187] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8186] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] newfstatat(AT_FDCWD, "./103/file0", [pid 5061] <... rmdir resumed>) = 0 [pid 8188] <... futex resumed>) = 0 [pid 8187] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8186] <... futex resumed>) = 1 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./103/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8188] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8186] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(AT_FDCWD, "./103/file1", ./strace-static-x86_64: Process 8191 attached [pid 8187] <... clone3 resumed> => {parent_tid=[8191]}, 88) = 8191 [pid 8191] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8187] rt_sigprocmask(SIG_SETMASK, [], [pid 8191] <... rseq resumed>) = 0 [pid 8187] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8191] set_robust_list(0x7fef411d29a0, 24 [pid 8187] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8191] <... set_robust_list resumed>) = 0 [pid 8187] <... futex resumed>) = 0 [pid 8191] rt_sigprocmask(SIG_SETMASK, [], [pid 8187] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8191] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8191] mkdir("./file0", 000 [pid 5062] umount2("./103/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] newfstatat(AT_FDCWD, "./102/file1/index", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./103/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] openat(AT_FDCWD, "./103/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./102/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8191] <... mkdir resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5061] openat(AT_FDCWD, "./103/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8191] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8191] <... futex resumed>) = 1 [pid 8187] <... futex resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 5061] <... openat resumed>) = 4 [pid 5060] openat(AT_FDCWD, "./102/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8191] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8187] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(4, "", [pid 5060] <... openat resumed>) = 5 [pid 8191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8187] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] newfstatat(5, "", [pid 8191] mkdir("./bus", 000 [pid 8187] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(4, [pid 5061] getdents64(4, [pid 5060] getdents64(5, [pid 8191] <... mkdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8191] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 5061] umount2("./103/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(5, [pid 8191] <... futex resumed>) = 1 [pid 8187] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8191] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8187] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] close(5) = 0 [pid 5060] rmdir("./102/file1/index") = 0 [pid 5062] close(4 [pid 5061] newfstatat(AT_FDCWD, "./103/file1/work", [pid 5060] getdents64(4, [pid 5062] <... close resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] rmdir("./103/file0" [pid 5061] umount2("./103/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] close(4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... close resumed>) = 0 [pid 8191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8187] <... futex resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./103/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] rmdir("./102/file1" [pid 8191] mkdir("./file1", 000 [pid 8187] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... openat resumed>) = 5 [pid 5060] <... rmdir resumed>) = 0 [pid 5062] umount2("./103/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(5, "", [pid 5060] getdents64(3, [pid 8191] <... mkdir resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 8191] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8187] <... futex resumed>) = 0 [pid 5061] getdents64(5, [pid 5060] close(3 [pid 8187] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5062] newfstatat(AT_FDCWD, "./103/file1", [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... close resumed>) = 0 [pid 8191] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8187] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] getdents64(5, [pid 5060] rmdir("./102" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5062] umount2("./103/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(5 [pid 5060] mkdir("./103", 0777 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 5060] <... mkdir resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./103/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] rmdir("./103/file1/work" [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] <... openat resumed>) = 4 [pid 5061] <... rmdir resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 5061] umount2("./103/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 8192 attached [pid 8182] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8192] set_robust_list(0x555555f856a0, 24 [pid 8182] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8192] <... set_robust_list resumed>) = 0 [pid 8182] <... futex resumed>) = 0 [pid 5062] getdents64(4, [pid 5061] newfstatat(AT_FDCWD, "./103/file1/index", [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./103/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./103/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./103/file1/work", [pid 5061] openat(AT_FDCWD, "./103/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... openat resumed>) = 5 [pid 5062] umount2("./103/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(5, "", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] openat(AT_FDCWD, "./103/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] getdents64(5, [pid 5062] <... openat resumed>) = 5 [pid 5062] newfstatat(5, "", [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 8192 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(5, [pid 5061] getdents64(5, [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] getdents64(5, [pid 5061] close(5 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... close resumed>) = 0 [pid 5061] rmdir("./103/file1/index" [pid 5062] close(5 [pid 5061] <... rmdir resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5062] rmdir("./103/file1/work") = 0 [pid 5062] umount2("./103/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 8192] chdir("./103" [pid 8182] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] newfstatat(AT_FDCWD, "./103/file1/index", [pid 5061] getdents64(4, [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./103/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(4 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./103/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] rmdir("./103/file1" [pid 5062] <... openat resumed>) = 5 [pid 5061] <... rmdir resumed>) = 0 [pid 5062] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(5, [pid 5061] getdents64(3, [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] getdents64(5, [pid 5061] close(3 [pid 8188] <... mount resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... close resumed>) = 0 [pid 5062] close(5 [pid 5061] rmdir("./103" [pid 8192] <... chdir resumed>) = 0 [pid 8185] <... sendfile resumed>) = 4 [pid 8182] <... mmap resumed>) = 0x7fef41191000 [pid 5062] <... close resumed>) = 0 [pid 8192] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8188] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8185] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8182] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] rmdir("./103/file1/index" [pid 5061] <... rmdir resumed>) = 0 [pid 8192] <... prctl resumed>) = 0 [pid 8191] <... mount resumed>) = 0 [pid 8188] <... futex resumed>) = 0 [pid 8186] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8185] <... futex resumed>) = 0 [pid 8182] <... mprotect resumed>) = 0 [pid 8192] setpgid(0, 0 [pid 8191] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8188] unlink(NULL [pid 8186] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8185] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8182] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] <... rmdir resumed>) = 0 [pid 8192] <... setpgid resumed>) = 0 [pid 8191] <... futex resumed>) = 1 [pid 8187] <... futex resumed>) = 0 [pid 8186] <... futex resumed>) = 0 [pid 8182] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] mkdir("./104", 0777 [pid 8192] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8191] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8188] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8187] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8186] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8182] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] getdents64(4, [pid 8192] <... openat resumed>) = 3 [pid 8191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8188] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8187] <... futex resumed>) = 0 [pid 5061] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 8193 attached [pid 8192] write(3, "1000", 4 [pid 8191] unlink(NULL [pid 8188] <... futex resumed>) = 1 [pid 8187] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8186] <... futex resumed>) = 0 [pid 8182] <... clone3 resumed> => {parent_tid=[8193]}, 88) = 8193 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8193] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8192] <... write resumed>) = 4 [pid 8191] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8188] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8186] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8182] rt_sigprocmask(SIG_SETMASK, [], [pid 5062] close(4 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8193] <... rseq resumed>) = 0 [pid 8192] close(3 [pid 8191] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8188] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8186] <... futex resumed>) = 0 [pid 8182] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] <... close resumed>) = 0 [pid 8192] <... close resumed>) = 0 [pid 8191] <... futex resumed>) = 1 [pid 8188] chdir("./bus" [pid 8187] <... futex resumed>) = 0 [pid 8186] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8193] set_robust_list(0x7fef411b19a0, 24 [pid 8182] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] rmdir("./103/file1" [pid 8192] symlink("/dev/binderfs", "./binderfs" [pid 8191] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8187] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8182] <... futex resumed>) = 0 [pid 8193] <... set_robust_list resumed>) = 0 [pid 8192] <... symlink resumed>) = 0 [pid 8191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8188] <... chdir resumed>) = 0 [pid 8187] <... futex resumed>) = 0 [pid 8182] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... rmdir resumed>) = 0 [pid 8193] rt_sigprocmask(SIG_SETMASK, [], [pid 8192] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8191] chdir("./bus" [pid 8188] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8187] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(3, [pid 8193] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8192] <... futex resumed>) = 0 [pid 8191] <... chdir resumed>) = 0 [pid 8188] <... futex resumed>) = 1 [pid 8186] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 8193] sendfile(3, 4, NULL, 281474978811911 [pid 8192] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8188] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8186] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8193] <... sendfile resumed>) = 0 [pid 8192] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8191] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8188] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8186] <... futex resumed>) = 0 [pid 5062] close(3 [pid 8193] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8192] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8191] <... futex resumed>) = 1 [pid 8188] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8187] <... futex resumed>) = 0 [pid 8186] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... close resumed>) = 0 [pid 8193] <... futex resumed>) = 1 [pid 8192] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8191] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8187] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8182] <... futex resumed>) = 0 [pid 5062] rmdir("./103" [pid 8193] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8192] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8187] <... futex resumed>) = 0 [pid 8182] exit_group(0 [pid 8192] <... mmap resumed>) = 0x7fef411b2000 [pid 8191] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8187] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8185] <... futex resumed>) = ? [pid 8182] <... exit_group resumed>) = ? [pid 8193] <... futex resumed>) = ? ./strace-static-x86_64: Process 8194 attached [pid 8192] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8191] <... open resumed>) = 3 [pid 8188] <... open resumed>) = 3 [pid 8185] +++ exited with 0 +++ [pid 5062] <... rmdir resumed>) = 0 [pid 8192] <... mprotect resumed>) = 0 [pid 8192] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8192] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0}./strace-static-x86_64: Process 8195 attached [pid 8195] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8192] <... clone3 resumed> => {parent_tid=[8195]}, 88) = 8195 [pid 8195] <... rseq resumed>) = 0 [pid 8192] rt_sigprocmask(SIG_SETMASK, [], [pid 8195] set_robust_list(0x7fef411d29a0, 24 [pid 8192] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8195] <... set_robust_list resumed>) = 0 [pid 8192] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8195] rt_sigprocmask(SIG_SETMASK, [], [pid 8192] <... futex resumed>) = 0 [pid 8195] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8192] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8195] mkdir("./file0", 000 [pid 8193] +++ exited with 0 +++ [pid 8182] +++ exited with 0 +++ [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 8194 [pid 8194] set_robust_list(0x555555f856a0, 24 [pid 8195] <... mkdir resumed>) = 0 [pid 8188] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] mkdir("./104", 0777 [pid 8195] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8194] <... set_robust_list resumed>) = 0 [pid 8188] <... futex resumed>) = 1 [pid 8186] <... futex resumed>) = 0 [pid 8195] <... futex resumed>) = 1 [pid 8192] <... futex resumed>) = 0 [pid 8191] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8186] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8195] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8192] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8191] <... futex resumed>) = 1 [pid 8187] <... futex resumed>) = 0 [pid 8186] <... futex resumed>) = 0 [pid 8195] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8192] <... futex resumed>) = 0 [pid 8191] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8187] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8186] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8195] mkdir("./bus", 000 [pid 8192] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8188] fcntl(-1, F_SETFL, O_RDONLY [pid 8187] <... futex resumed>) = 0 [pid 5062] <... mkdir resumed>) = 0 [pid 8195] <... mkdir resumed>) = 0 [pid 8194] chdir("./104" [pid 8191] fcntl(-1, F_SETFL, O_RDONLY [pid 8188] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8187] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8182, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 8191] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8195] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8191] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8195] <... futex resumed>) = 1 [pid 8192] <... futex resumed>) = 0 [pid 8191] <... futex resumed>) = 1 [pid 8187] <... futex resumed>) = 0 [pid 8195] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8192] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8191] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8188] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8187] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./104", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8194] <... chdir resumed>) = 0 [pid 8195] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8194] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8192] <... futex resumed>) = 0 [pid 8191] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8188] <... futex resumed>) = 1 [pid 8187] <... futex resumed>) = 0 [pid 8186] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8195] mkdir("./file1", 000 [pid 8192] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8191] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8187] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8186] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8188] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8195] <... mkdir resumed>) = 0 [pid 8194] <... prctl resumed>) = 0 [pid 8191] <... openat resumed>) = 4 [pid 8186] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8186] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8188] <... openat resumed>) = 4 [pid 8191] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8196 attached [pid 8195] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8194] setpgid(0, 0 [pid 8191] <... futex resumed>) = 1 [pid 8188] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8187] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 3 [pid 8195] <... futex resumed>) = 1 [pid 8194] <... setpgid resumed>) = 0 [pid 8192] <... futex resumed>) = 0 [pid 8188] <... futex resumed>) = 1 [pid 8187] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8186] <... futex resumed>) = 0 [pid 5065] newfstatat(3, "", [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 8196 [pid 8196] set_robust_list(0x555555f856a0, 24 [pid 8195] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8192] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8191] sendfile(4, 4, NULL, 7 [pid 8187] <... futex resumed>) = 0 [pid 8186] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8196] <... set_robust_list resumed>) = 0 [pid 8194] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8192] <... futex resumed>) = 0 [pid 8188] sendfile(4, 4, NULL, 7 [pid 8187] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8186] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8196] chdir("./104" [pid 8194] <... openat resumed>) = 3 [pid 8192] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8186] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8196] <... chdir resumed>) = 0 [pid 8194] write(3, "1000", 4 [pid 5065] getdents64(3, [pid 8196] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8194] <... write resumed>) = 4 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 8196] <... prctl resumed>) = 0 [ 124.888861][ T8188] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 124.910378][ T8185] PM: Image not found (code -6) [ 124.920726][ T8191] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 8194] close(3 [pid 8196] setpgid(0, 0 [pid 8194] <... close resumed>) = 0 [pid 5065] umount2("./104/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8196] <... setpgid resumed>) = 0 [pid 8194] symlink("/dev/binderfs", "./binderfs" [pid 8196] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8194] <... symlink resumed>) = 0 [pid 8196] <... openat resumed>) = 3 [pid 8194] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8196] write(3, "1000", 4 [pid 8194] <... futex resumed>) = 0 [pid 8196] <... write resumed>) = 4 [pid 8194] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8196] close(3) = 0 [pid 8194] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8196] symlink("/dev/binderfs", "./binderfs" [pid 8194] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8196] <... symlink resumed>) = 0 [pid 8194] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 8194] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8196] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8194] <... mprotect resumed>) = 0 [pid 8196] <... futex resumed>) = 0 [pid 8194] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8196] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 8196] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8194] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8196] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8194] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8196] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 8196] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE) = 0 [pid 8194] <... clone3 resumed> => {parent_tid=[8198]}, 88) = 8198 [pid 8196] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8194] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8196] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8194] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8196] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8194] <... futex resumed>) = 0 [pid 8194] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8199 attached [pid 8199] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053) = 0 [pid 8196] <... clone3 resumed> => {parent_tid=[8199]}, 88) = 8199 [pid 8199] set_robust_list(0x7fef411d29a0, 24) = 0 [pid 8196] rt_sigprocmask(SIG_SETMASK, [], [pid 8199] rt_sigprocmask(SIG_SETMASK, [], [pid 8196] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8199] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8196] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8199] mkdir("./file0", 000 [pid 8196] <... futex resumed>) = 0 [pid 8196] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8199] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 8198 attached [pid 8195] <... mount resumed>) = 0 [pid 8198] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8199] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8198] <... rseq resumed>) = 0 [pid 8198] set_robust_list(0x7fef411d29a0, 24) = 0 [pid 8198] rt_sigprocmask(SIG_SETMASK, [], [pid 8195] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8198] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8195] <... futex resumed>) = 1 [pid 8192] <... futex resumed>) = 0 [pid 8198] mkdir("./file0", 000 [pid 8195] unlink(NULL [pid 8192] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8199] <... futex resumed>) = 1 [pid 8198] <... mkdir resumed>) = 0 [pid 8196] <... futex resumed>) = 0 [pid 8195] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8192] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = 0 [pid 8198] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8195] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8192] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./104/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8198] <... futex resumed>) = 1 [pid 8195] <... futex resumed>) = 0 [pid 8194] <... futex resumed>) = 0 [pid 8192] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8199] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8196] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8198] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8196] <... futex resumed>) = 0 [pid 8195] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8194] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8192] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./104/bus", [pid 8199] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8198] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8196] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8195] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8194] <... futex resumed>) = 0 [pid 8192] <... futex resumed>) = 0 [pid 8199] mkdir("./bus", 000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8198] mkdir("./bus", 000 [pid 8195] chdir("./bus" [pid 8194] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8192] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./104/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8198] <... mkdir resumed>) = 0 [pid 8195] <... chdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./104/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5065] newfstatat(4, "", [pid 8199] <... mkdir resumed>) = 0 [pid 8195] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8198] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8195] <... futex resumed>) = 1 [pid 8192] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 8199] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8198] <... futex resumed>) = 1 [pid 8195] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8194] <... futex resumed>) = 0 [pid 8192] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 8199] <... futex resumed>) = 1 [pid 8198] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8196] <... futex resumed>) = 0 [pid 8195] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8194] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8192] <... futex resumed>) = 0 [pid 5065] umount2("./104/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8198] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8196] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8195] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8194] <... futex resumed>) = 0 [pid 8192] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8199] mkdir("./file1", 000 [pid 8198] mkdir("./file1", 000 [pid 8196] <... futex resumed>) = 0 [pid 8195] <... open resumed>) = 3 [pid 8194] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(AT_FDCWD, "./104/bus/file0", [pid 8199] <... mkdir resumed>) = 0 [pid 8198] <... mkdir resumed>) = 0 [pid 8196] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] unlink("./104/bus/file0") = 0 [pid 8198] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 8199] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8198] <... futex resumed>) = 1 [pid 8195] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8194] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8199] <... futex resumed>) = 1 [pid 8198] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8196] <... futex resumed>) = 0 [pid 8195] <... futex resumed>) = 1 [pid 8194] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8192] <... futex resumed>) = 0 [pid 5065] close(4 [pid 8199] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8198] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8196] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8195] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8194] <... futex resumed>) = 0 [pid 8192] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... close resumed>) = 0 [pid 8199] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8198] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8196] <... futex resumed>) = 0 [pid 8195] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8194] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8192] <... futex resumed>) = 0 [pid 5065] rmdir("./104/bus" [pid 8187] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8192] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8187] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8199] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8187] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef41191000 [pid 8186] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8187] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 8186] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 8196] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8187] <... mprotect resumed>) = 0 [pid 8186] <... futex resumed>) = 0 [pid 8187] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8186] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8195] fcntl(-1, F_SETFL, O_RDONLY [pid 8187] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8195] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8187] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 8186] <... mmap resumed>) = 0x7fef41191000 [pid 5065] umount2("./104/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 8201 attached [pid 8195] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8186] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8201] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053) = 0 [pid 8187] <... clone3 resumed> => {parent_tid=[8201]}, 88) = 8201 [pid 5065] newfstatat(AT_FDCWD, "./104/binderfs", [pid 8201] set_robust_list(0x7fef411b19a0, 24 [pid 8187] rt_sigprocmask(SIG_SETMASK, [], [pid 8186] <... mprotect resumed>) = 0 [pid 8201] <... set_robust_list resumed>) = 0 [pid 8187] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8201] rt_sigprocmask(SIG_SETMASK, [], [pid 8187] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [ 124.970658][ T8195] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 8186] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] unlink("./104/binderfs" [pid 8201] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8195] <... futex resumed>) = 1 [pid 8192] <... futex resumed>) = 0 [pid 8187] <... futex resumed>) = 0 [pid 8186] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 8201] sendfile(3, 4, NULL, 281474978811911 [pid 8195] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8192] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8187] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8186] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] umount2("./104/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8192] <... futex resumed>) = 0 [pid 8192] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./104/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8195] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] umount2("./104/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8195] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8195] <... openat resumed>) = 4 [pid 5065] openat(AT_FDCWD, "./104/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5065] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8195] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8192] <... futex resumed>) = 0 [pid 8192] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8192] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(4, [pid 8195] sendfile(4, 4, NULL, 7 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] close(4) = 0 [pid 5065] rmdir("./104/file0") = 0 [pid 5065] umount2("./104/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./104/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./104/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./104/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5065] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] umount2("./104/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./104/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] umount2("./104/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./104/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5065] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] close(5) = 0 [pid 5065] rmdir("./104/file1/work") = 0 [pid 5065] umount2("./104/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./104/file1/index", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 8202 attached [pid 8199] <... mount resumed>) = 0 [pid 8198] <... mount resumed>) = 0 [pid 5065] umount2("./104/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8186] <... clone3 resumed> => {parent_tid=[8202]}, 88) = 8202 [pid 8186] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8186] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] openat(AT_FDCWD, "./104/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8186] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8202] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053) = 0 [pid 8202] set_robust_list(0x7fef411b19a0, 24 [pid 5065] <... openat resumed>) = 5 [pid 8202] <... set_robust_list resumed>) = 0 [pid 8186] <... futex resumed>) = 0 [pid 5065] newfstatat(5, "", [pid 8202] rt_sigprocmask(SIG_SETMASK, [], [pid 8186] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8202] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8202] sendfile(3, 4, NULL, 281474978811911 [pid 8201] <... sendfile resumed>) = 4 [pid 8199] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8198] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8191] <... sendfile resumed>) = 4 [pid 5065] getdents64(5, [pid 8201] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8187] <... futex resumed>) = 0 [pid 8201] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8198] <... futex resumed>) = 1 [pid 8194] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8199] <... futex resumed>) = 1 [pid 8196] <... futex resumed>) = 0 [pid 8194] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8191] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(5, [pid 8199] unlink(NULL [pid 8198] unlink(NULL [pid 8196] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8194] <... futex resumed>) = 0 [pid 8191] <... futex resumed>) = 0 [pid 8199] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8198] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8196] <... futex resumed>) = 0 [pid 8194] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8191] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8187] exit_group(0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8201] <... futex resumed>) = ? [pid 8199] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8198] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8196] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8194] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8191] <... futex resumed>) = ? [pid 8187] <... exit_group resumed>) = ? [pid 5065] close(5 [pid 8201] +++ exited with 0 +++ [pid 8199] <... futex resumed>) = 0 [pid 8198] <... futex resumed>) = 0 [pid 8196] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8194] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8191] +++ exited with 0 +++ [pid 8187] +++ exited with 0 +++ [pid 5065] <... close resumed>) = 0 [pid 8199] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8198] chdir("./bus" [pid 8196] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8194] <... futex resumed>) = 0 [pid 8199] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8198] <... chdir resumed>) = 0 [pid 8196] <... futex resumed>) = 0 [pid 8194] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8187, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5065] rmdir("./104/file1/index" [pid 8199] chdir("./bus" [pid 8198] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8196] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8194] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8199] <... chdir resumed>) = 0 [pid 8198] <... futex resumed>) = 0 [pid 8194] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8199] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8198] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8196] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8194] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 8199] <... futex resumed>) = 0 [pid 8198] <... open resumed>) = 3 [pid 8196] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8194] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8199] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8196] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 8196] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8199] <... open resumed>) = 3 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] umount2("./106", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] close(4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... close resumed>) = 0 [pid 5068] <... openat resumed>) = 3 [pid 5065] rmdir("./104/file1" [pid 8199] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8198] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(3, "", [pid 8199] <... futex resumed>) = 1 [pid 8196] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 8199] fcntl(-1, F_SETFL, O_RDONLY [pid 8198] <... futex resumed>) = 1 [pid 8196] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8194] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8199] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8198] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8196] <... futex resumed>) = 0 [pid 8194] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8199] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8196] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8194] <... futex resumed>) = 0 [pid 5068] getdents64(3, [pid 5065] getdents64(3, [pid 8199] <... futex resumed>) = 0 [pid 8198] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8196] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8194] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8199] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8198] fcntl(-1, F_SETFL, O_RDONLY [pid 8196] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 8198] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8196] <... futex resumed>) = 0 [pid 8199] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8198] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8196] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] close(3 [pid 8199] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8198] <... futex resumed>) = 1 [pid 8194] <... futex resumed>) = 0 [pid 8199] <... openat resumed>) = 4 [pid 8198] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8194] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8192] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] umount2("./106/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... close resumed>) = 0 [pid 8194] <... futex resumed>) = 0 [pid 8192] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 8199] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8194] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8192] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] rmdir("./104" [pid 8198] <... openat resumed>) = 4 [pid 8192] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8199] <... futex resumed>) = 1 [pid 8196] <... futex resumed>) = 0 [pid 8192] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8199] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8196] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8192] <... mmap resumed>) = 0x7fef41191000 [pid 8199] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8198] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8196] <... futex resumed>) = 0 [pid 8192] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 8199] sendfile(4, 4, NULL, 7 [pid 8198] <... futex resumed>) = 1 [pid 8196] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8194] <... futex resumed>) = 0 [pid 8192] <... mprotect resumed>) = 0 [pid 8198] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8194] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8192] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8198] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8194] <... futex resumed>) = 0 [pid 8192] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8198] sendfile(4, 4, NULL, 7 [pid 8194] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8192] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0}./strace-static-x86_64: Process 8205 attached [pid 5065] <... rmdir resumed>) = 0 [pid 8205] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8192] <... clone3 resumed> => {parent_tid=[8205]}, 88) = 8205 [pid 5065] mkdir("./105", 0777 [pid 8205] <... rseq resumed>) = 0 [pid 8192] rt_sigprocmask(SIG_SETMASK, [], [pid 8205] set_robust_list(0x7fef411b19a0, 24 [pid 8192] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8205] <... set_robust_list resumed>) = 0 [pid 8192] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8205] rt_sigprocmask(SIG_SETMASK, [], [pid 8192] <... futex resumed>) = 0 [pid 8205] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8192] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8205] sendfile(3, 4, NULL, 281474978811911 [pid 5065] <... mkdir resumed>) = 0 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8206 attached [pid 8186] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [ 125.024759][ T8198] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 125.024899][ T8199] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 125.052724][ T8191] PM: Image not found (code -6) [pid 8206] set_robust_list(0x555555f856a0, 24) = 0 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 8206 [pid 8206] chdir("./105") = 0 [pid 8206] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8206] setpgid(0, 0) = 0 [pid 8206] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5068] <... umount2 resumed>) = 0 [pid 5068] umount2("./106/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./106/bus", [pid 8206] write(3, "1000", 4 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8206] <... write resumed>) = 4 [pid 8206] close(3) = 0 [pid 8206] symlink("/dev/binderfs", "./binderfs") = 0 [pid 8206] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8205] <... sendfile resumed>) = 4 [pid 8195] <... sendfile resumed>) = 4 [pid 5068] umount2("./106/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8205] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8195] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8206] <... futex resumed>) = 0 [pid 8205] <... futex resumed>) = 1 [pid 8195] <... futex resumed>) = 0 [pid 8192] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8205] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8195] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8192] exit_group(0 [pid 8206] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8205] <... futex resumed>) = ? [pid 8195] <... futex resumed>) = ? [pid 8192] <... exit_group resumed>) = ? [pid 5068] openat(AT_FDCWD, "./106/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8206] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8205] +++ exited with 0 +++ [pid 8195] +++ exited with 0 +++ [pid 5068] <... openat resumed>) = 4 [pid 8206] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5068] newfstatat(4, "", [pid 8206] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8192] +++ exited with 0 +++ [pid 8206] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8206] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] getdents64(4, [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8192, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 8206] <... mprotect resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] restart_syscall(<... resuming interrupted clone ...> [pid 8206] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] <... restart_syscall resumed>) = 0 [pid 5068] umount2("./106/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8206] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8206] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] newfstatat(AT_FDCWD, "./106/bus/file0", [pid 5060] umount2("./103", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8206] <... clone3 resumed> => {parent_tid=[8208]}, 88) = 8208 [pid 5068] unlink("./106/bus/file0" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8208 attached [pid 8206] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... unlink resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./103", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8206] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] <... openat resumed>) = 3 [pid 8206] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8206] <... futex resumed>) = 0 [pid 5060] getdents64(3, [pid 8206] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] umount2("./103/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8208] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 5068] close(4 [pid 8208] <... rseq resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 8208] set_robust_list(0x7fef411d29a0, 24 [pid 5068] rmdir("./106/bus" [pid 8208] <... set_robust_list resumed>) = 0 [pid 8208] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8208] mkdir("./file0", 000 [pid 8196] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8208] <... mkdir resumed>) = 0 [pid 8196] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 8208] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8196] <... futex resumed>) = 0 [pid 8208] <... futex resumed>) = 1 [pid 8206] <... futex resumed>) = 0 [pid 8196] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] umount2("./106/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8208] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8206] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8196] <... mmap resumed>) = 0x7fef41191000 [pid 8208] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8206] <... futex resumed>) = 0 [pid 8196] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 8194] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8208] mkdir("./bus", 000 [pid 8206] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8196] <... mprotect resumed>) = 0 [pid 8194] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8196] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8194] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./106/binderfs", [pid 8196] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8194] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8196] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 8194] <... mmap resumed>) = 0x7fef41191000 [pid 5068] unlink("./106/binderfs" [pid 8194] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 8208] <... mkdir resumed>) = 0 [pid 8194] <... mprotect resumed>) = 0 [pid 5068] <... unlink resumed>) = 0 ./strace-static-x86_64: Process 8210 attached [ 125.110079][ T8195] PM: Image not found (code -6) [pid 8208] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8210] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8208] <... futex resumed>) = 1 [pid 8206] <... futex resumed>) = 0 [pid 8194] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8210] <... rseq resumed>) = 0 [pid 8208] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8206] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8196] <... clone3 resumed> => {parent_tid=[8210]}, 88) = 8210 [pid 8194] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] umount2("./106/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8210] set_robust_list(0x7fef411b19a0, 24 [pid 8208] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8206] <... futex resumed>) = 0 [pid 8196] rt_sigprocmask(SIG_SETMASK, [], [pid 8194] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8210] <... set_robust_list resumed>) = 0 [pid 8208] mkdir("./file1", 000 [pid 8206] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8196] <... rt_sigprocmask resumed>NULL, 8) = 0 ./strace-static-x86_64: Process 8211 attached [pid 8210] rt_sigprocmask(SIG_SETMASK, [], [pid 8196] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./106/file0", [pid 8210] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8211] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8208] <... mkdir resumed>) = 0 [pid 8196] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8211] <... rseq resumed>) = 0 [pid 8210] sendfile(3, 4, NULL, 281474978811911 [pid 8208] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8196] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8194] <... clone3 resumed> => {parent_tid=[8211]}, 88) = 8211 [pid 5060] <... umount2 resumed>) = 0 [pid 8211] set_robust_list(0x7fef411b19a0, 24 [pid 8208] <... futex resumed>) = 1 [pid 8206] <... futex resumed>) = 0 [pid 8194] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] umount2("./106/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8211] <... set_robust_list resumed>) = 0 [pid 8208] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8206] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8194] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8211] rt_sigprocmask(SIG_SETMASK, [], [pid 8208] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8206] <... futex resumed>) = 0 [pid 8194] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./106/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] umount2("./103/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8211] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8208] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8206] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8194] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8211] sendfile(3, 4, NULL, 281474978811911 [pid 8194] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(4, [pid 5060] newfstatat(AT_FDCWD, "./103/bus", [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./103/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] openat(AT_FDCWD, "./103/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] close(4) = 0 [pid 5060] <... openat resumed>) = 4 [pid 5068] rmdir("./106/file0") = 0 [pid 5068] umount2("./106/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 8208] <... mount resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./106/file1", [pid 5060] newfstatat(4, "", [pid 8208] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8208] <... futex resumed>) = 1 [pid 5068] umount2("./106/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8208] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./106/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8206] <... futex resumed>) = 0 [pid 8206] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 4 [pid 5068] newfstatat(4, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8206] <... futex resumed>) = 1 [pid 8208] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8208] unlink(NULL [pid 5068] getdents64(4, [pid 8208] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8206] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8208] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8208] <... futex resumed>) = 0 [pid 5068] umount2("./106/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8208] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8206] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] umount2("./103/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8206] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8208] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8206] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./103/bus/file0", [pid 8208] chdir("./bus" [pid 5068] newfstatat(AT_FDCWD, "./106/file1/work", [pid 8208] <... chdir resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8208] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./106/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8208] <... futex resumed>) = 0 [pid 5060] unlink("./103/bus/file0" [pid 8208] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8206] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 8206] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... unlink resumed>) = 0 [pid 8208] <... futex resumed>) = 0 [pid 8206] <... futex resumed>) = 1 [pid 5068] openat(AT_FDCWD, "./106/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8208] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8206] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] getdents64(4, [pid 5068] <... openat resumed>) = 5 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] newfstatat(5, "", [pid 5060] close(4 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... close resumed>) = 0 [pid 5068] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] rmdir("./103/bus" [pid 8208] <... open resumed>) = 3 [pid 5068] getdents64(5, [pid 8208] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8206] <... futex resumed>) = 0 [pid 8202] <... sendfile resumed>) = 4 [pid 8188] <... sendfile resumed>) = 4 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 8208] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5068] close(5 [pid 5060] umount2("./103/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... close resumed>) = 0 [pid 8206] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] rmdir("./106/file1/work" [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8206] <... futex resumed>) = 1 [pid 8188] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8206] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8188] <... futex resumed>) = 0 [pid 8202] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8188] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8208] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 8202] <... futex resumed>) = 0 [pid 8202] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8208] fcntl(-1, F_SETFL, O_RDONLY [pid 5068] umount2("./106/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(AT_FDCWD, "./103/binderfs", [pid 8208] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8186] exit_group(0 [pid 8208] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8208] <... futex resumed>) = 1 [pid 8206] <... futex resumed>) = 0 [pid 8202] <... futex resumed>) = ? [pid 8196] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8194] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8188] <... futex resumed>) = ? [pid 8186] <... exit_group resumed>) = ? [pid 5068] newfstatat(AT_FDCWD, "./106/file1/index", [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8208] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8206] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8202] +++ exited with 0 +++ [pid 8188] +++ exited with 0 +++ [pid 8206] <... futex resumed>) = 0 [pid 8206] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8186] +++ exited with 0 +++ [pid 8208] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8208] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8186, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5060] unlink("./103/binderfs" [pid 8208] <... openat resumed>) = 4 [pid 5063] restart_syscall(<... resuming interrupted clone ...> [pid 8208] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./106/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... restart_syscall resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 8208] <... futex resumed>) = 1 [pid 8206] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./103/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8208] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8206] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [ 125.165708][ T8208] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 125.166763][ T8188] PM: Image not found (code -6) [pid 5068] openat(AT_FDCWD, "./106/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8208] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8206] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5063] umount2("./105", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8206] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8208] sendfile(4, 4, NULL, 7 [pid 5068] newfstatat(5, "", [pid 5063] <... openat resumed>) = 3 [pid 5060] newfstatat(AT_FDCWD, "./103/file0", [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8210] <... sendfile resumed>) = 4 [pid 8199] <... sendfile resumed>) = 4 [pid 5063] newfstatat(3, "", [pid 5060] umount2("./103/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8210] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8199] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8210] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8210] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8199] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5060] openat(AT_FDCWD, "./103/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] getdents64(3, [pid 5060] <... openat resumed>) = 4 [pid 8196] exit_group(0 [pid 5068] close(5 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] newfstatat(4, "", [pid 8210] <... futex resumed>) = ? [pid 8199] <... futex resumed>) = ? [pid 8196] <... exit_group resumed>) = ? [pid 8210] +++ exited with 0 +++ [pid 5068] <... close resumed>) = 0 [pid 5063] umount2("./105/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] rmdir("./106/file1/index") = 0 [pid 5060] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4) = 0 [pid 5068] getdents64(4, [pid 5060] rmdir("./103/file0") = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8199] +++ exited with 0 +++ [pid 8196] +++ exited with 0 +++ [pid 5060] umount2("./103/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8196, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./103/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./104", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./103/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] close(4 [pid 5062] openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... close resumed>) = 0 [pid 5062] <... openat resumed>) = 3 [pid 5068] rmdir("./106/file1" [pid 5062] newfstatat(3, "", [pid 5060] openat(AT_FDCWD, "./103/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] getdents64(3, [pid 5060] <... openat resumed>) = 4 [pid 5068] getdents64(3, [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] newfstatat(4, "", [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] close(3 [pid 5063] <... umount2 resumed>) = 0 [pid 5062] umount2("./104/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 5068] <... close resumed>) = 0 [pid 5068] rmdir("./106" [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [ 125.220474][ T8199] PM: Image not found (code -6) [pid 5063] umount2("./105/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./103/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... rmdir resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./105/bus", [pid 5060] newfstatat(AT_FDCWD, "./103/file1/work", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] mkdir("./107", 0777 [pid 5063] umount2("./105/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./103/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./105/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] openat(AT_FDCWD, "./103/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5060] newfstatat(5, "", [pid 5063] <... openat resumed>) = 4 [pid 5063] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 5060] getdents64(5, [pid 5068] <... mkdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(5) = 0 [pid 5060] rmdir("./103/file1/work" [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] <... umount2 resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] umount2("./105/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./105/bus/file0", {st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] unlink("./105/bus/file0") = 0 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 8216 [pid 5063] getdents64(4, ./strace-static-x86_64: Process 8216 attached [pid 8211] <... sendfile resumed>) = 4 [pid 8206] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8198] <... sendfile resumed>) = 4 [pid 5062] umount2("./104/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./103/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8216] set_robust_list(0x555555f856a0, 24 [pid 8211] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8206] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8198] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8194] exit_group(0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8216] <... set_robust_list resumed>) = 0 [pid 8211] <... futex resumed>) = ? [pid 8206] <... futex resumed>) = 0 [pid 8198] <... futex resumed>) = ? [pid 8194] <... exit_group resumed>) = ? [pid 5063] close(4 [pid 5062] newfstatat(AT_FDCWD, "./104/bus", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8216] chdir("./107" [pid 8211] +++ exited with 0 +++ [pid 8206] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8198] +++ exited with 0 +++ [pid 8194] +++ exited with 0 +++ [pid 5063] <... close resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] newfstatat(AT_FDCWD, "./103/file1/index", [pid 8216] <... chdir resumed>) = 0 [pid 8206] <... mmap resumed>) = 0x7fef41191000 [pid 5063] rmdir("./105/bus" [pid 5062] umount2("./104/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8216] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8206] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8194, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8216] <... prctl resumed>) = 0 [pid 8206] <... mprotect resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./104/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] restart_syscall(<... resuming interrupted clone ...> [pid 5060] umount2("./103/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8206] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8216] setpgid(0, 0 [pid 8206] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5061] <... restart_syscall resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8216] <... setpgid resumed>) = 0 [pid 8206] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] umount2("./105/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(4, "", [pid 5060] openat(AT_FDCWD, "./103/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8216] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... openat resumed>) = 5 ./strace-static-x86_64: Process 8219 attached [pid 8216] <... openat resumed>) = 3 [pid 8206] <... clone3 resumed> => {parent_tid=[8219]}, 88) = 8219 [pid 5063] newfstatat(AT_FDCWD, "./105/binderfs", [pid 5062] getdents64(4, [pid 5061] umount2("./104", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8219] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8216] write(3, "1000", 4 [pid 8206] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] newfstatat(5, "", [pid 8219] <... rseq resumed>) = 0 [pid 8216] <... write resumed>) = 4 [pid 8206] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8219] set_robust_list(0x7fef411b19a0, 24 [pid 8216] close(3 [pid 8206] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8219] <... set_robust_list resumed>) = 0 [pid 8216] <... close resumed>) = 0 [pid 8206] <... futex resumed>) = 0 [pid 5063] unlink("./105/binderfs" [pid 5062] umount2("./104/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8219] rt_sigprocmask(SIG_SETMASK, [], [pid 8206] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8219] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8219] sendfile(3, 4, NULL, 281474978811911 [pid 8216] symlink("/dev/binderfs", "./binderfs" [pid 5063] <... unlink resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... openat resumed>) = 3 [pid 5060] getdents64(5, [pid 8216] <... symlink resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./104/bus/file0", [pid 5061] newfstatat(3, "", [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8216] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./105/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, [pid 8216] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] unlink("./104/bus/file0" [pid 5061] getdents64(3, [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8216] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5063] newfstatat(AT_FDCWD, "./105/file0", [pid 5062] <... unlink resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] close(5 [pid 8216] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... close resumed>) = 0 [ 125.269782][ T8198] PM: Image not found (code -6) [pid 8216] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5063] umount2("./105/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./104/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./103/file1/index" [pid 8216] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(4, [pid 5060] <... rmdir resumed>) = 0 [pid 8216] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] openat(AT_FDCWD, "./105/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] close(4 [pid 8216] <... mmap resumed>) = 0x7fef411b2000 [pid 5063] <... openat resumed>) = 4 [pid 5062] <... close resumed>) = 0 [pid 5060] getdents64(4, [pid 8216] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5063] newfstatat(4, "", [pid 5062] rmdir("./104/bus" [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8216] <... mprotect resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] close(4 [pid 8216] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] getdents64(4, [pid 5060] <... close resumed>) = 0 [pid 5060] rmdir("./103/file1" [pid 8216] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8216] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} => {parent_tid=[8220]}, 88) = 8220 ./strace-static-x86_64: Process 8220 attached [pid 8219] <... sendfile resumed>) = 4 [pid 8208] <... sendfile resumed>) = 4 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 8220] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8219] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8216] rt_sigprocmask(SIG_SETMASK, [], [pid 8208] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(4, [pid 8220] <... rseq resumed>) = 0 [pid 8216] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] umount2("./104/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./104/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(3, [pid 8220] set_robust_list(0x7fef411d29a0, 24 [pid 8216] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] close(4 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 8220] <... set_robust_list resumed>) = 0 [pid 8216] <... futex resumed>) = 0 [pid 8220] rt_sigprocmask(SIG_SETMASK, [], [pid 8216] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... close resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./104/binderfs", [pid 5061] newfstatat(AT_FDCWD, "./104/bus", [pid 5060] close(3 [pid 8220] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8220] mkdir("./file0", 000 [pid 8219] <... futex resumed>) = 1 [pid 8208] <... futex resumed>) = 0 [pid 8206] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] rmdir("./105/file0" [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... close resumed>) = 0 [pid 8206] exit_group(0) = ? [pid 8220] <... mkdir resumed>) = 0 [pid 8208] +++ exited with 0 +++ [pid 8220] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] unlink("./104/binderfs" [pid 5061] umount2("./104/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] rmdir("./103" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... rmdir resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./104/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... unlink resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 8220] <... futex resumed>) = 1 [pid 8220] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] newfstatat(4, "", [pid 8216] <... futex resumed>) = 0 [pid 5063] umount2("./105/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./104/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8216] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8216] <... futex resumed>) = 1 [pid 8220] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8216] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8220] mkdir("./bus", 000 [pid 5062] newfstatat(AT_FDCWD, "./104/file0", [pid 5063] newfstatat(AT_FDCWD, "./105/file1", [pid 8219] +++ exited with 0 +++ [pid 8206] +++ exited with 0 +++ [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(4, [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8206, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8220] <... mkdir resumed>) = 0 [pid 5065] restart_syscall(<... resuming interrupted clone ...> [pid 5063] umount2("./105/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] mkdir("./104", 0777 [pid 8220] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... restart_syscall resumed>) = 0 [pid 5062] umount2("./104/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8220] <... futex resumed>) = 1 [pid 8216] <... futex resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./104/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... mkdir resumed>) = 0 [ 125.315786][ T8208] PM: Image not found (code -6) [pid 8220] mkdir("./file1", 000 [pid 8216] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./105/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] openat(AT_FDCWD, "./104/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8216] <... futex resumed>) = 0 [pid 5065] umount2("./105", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8216] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... openat resumed>) = 4 [pid 5063] <... openat resumed>) = 4 [pid 5061] newfstatat(AT_FDCWD, "./104/bus/file0", [pid 5065] openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] newfstatat(4, "", [pid 5062] newfstatat(4, "", [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8220] <... mkdir resumed>) = 0 [pid 5065] <... openat resumed>) = 3 [pid 8220] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(3, "", [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] unlink("./104/bus/file0" [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 8221 ./strace-static-x86_64: Process 8221 attached [pid 8220] <... futex resumed>) = 1 [pid 8216] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, [pid 5062] getdents64(4, [pid 8220] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8216] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(3, [pid 8221] set_robust_list(0x555555f856a0, 24 [pid 8220] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8216] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] <... unlink resumed>) = 0 [pid 8221] <... set_robust_list resumed>) = 0 [pid 8220] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8216] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./105/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 5061] getdents64(4, [pid 8221] chdir("./104" [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] umount2("./105/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8221] <... chdir resumed>) = 0 [pid 8221] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5061] close(4 [pid 5062] close(4 [pid 8221] <... prctl resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 8221] setpgid(0, 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./104/file0" [pid 5061] <... close resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./105/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] rmdir("./104/bus" [pid 8221] <... setpgid resumed>) = 0 [pid 5063] umount2("./105/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8221] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./104/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8221] <... openat resumed>) = 3 [pid 5063] openat(AT_FDCWD, "./105/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8221] write(3, "1000", 4 [pid 5062] newfstatat(AT_FDCWD, "./104/file1", [pid 8221] <... write resumed>) = 4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8221] close(3 [pid 5062] umount2("./104/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8221] <... close resumed>) = 0 [pid 8221] symlink("/dev/binderfs", "./binderfs" [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... openat resumed>) = 5 [pid 5062] openat(AT_FDCWD, "./104/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5063] getdents64(5, [pid 5062] newfstatat(4, "", [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(5, [pid 5061] <... rmdir resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] close(5 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... close resumed>) = 0 [pid 8221] <... symlink resumed>) = 0 [pid 5063] rmdir("./105/file1/work" [pid 5062] getdents64(4, [pid 8221] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] umount2("./104/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8221] <... futex resumed>) = 0 [pid 5063] umount2("./105/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8221] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8221] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5063] newfstatat(AT_FDCWD, "./105/file1/index", [pid 8221] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(AT_FDCWD, "./104/binderfs", [pid 8221] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] umount2("./105/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8221] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./105/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 8221] <... mmap resumed>) = 0x7fef411b2000 [pid 5063] newfstatat(5, "", [pid 5061] unlink("./104/binderfs" [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(5, [pid 8221] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] umount2("./104/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... unlink resumed>) = 0 [pid 5063] getdents64(5, [pid 8221] <... mprotect resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] close(5 [pid 5062] newfstatat(AT_FDCWD, "./104/file1/work", [pid 8221] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] <... close resumed>) = 0 [pid 5061] umount2("./104/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./105/file1/index" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8221] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8221] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5062] umount2("./104/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./104/file0", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8222 attached [pid 8220] <... mount resumed>) = 0 [pid 5065] <... umount2 resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] openat(AT_FDCWD, "./104/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8222] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8221] <... clone3 resumed> => {parent_tid=[8222]}, 88) = 8222 [pid 5061] umount2("./104/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8222] <... rseq resumed>) = 0 [pid 8221] rt_sigprocmask(SIG_SETMASK, [], [pid 8220] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./105/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8222] set_robust_list(0x7fef411d29a0, 24 [pid 8221] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] openat(AT_FDCWD, "./104/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8222] <... set_robust_list resumed>) = 0 [pid 8221] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8220] <... futex resumed>) = 1 [pid 8216] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(4, [pid 5062] <... openat resumed>) = 5 [pid 5061] <... openat resumed>) = 4 [pid 8222] rt_sigprocmask(SIG_SETMASK, [], [pid 8221] <... futex resumed>) = 0 [pid 8220] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8216] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./105/bus", [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8222] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8221] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8220] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8216] <... futex resumed>) = 0 [pid 5062] newfstatat(5, "", [pid 5061] newfstatat(4, "", [pid 8222] mkdir("./file0", 000 [pid 8220] unlink(NULL [pid 8216] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] close(4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8220] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8220] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8216] <... futex resumed>) = 0 [pid 8220] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... close resumed>) = 0 [pid 8216] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./105/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8220] <... futex resumed>) = 0 [pid 8216] <... futex resumed>) = 1 [pid 5063] rmdir("./105/file1" [pid 8220] chdir("./bus" [pid 8216] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(5, [pid 8220] <... chdir resumed>) = 0 [pid 8222] <... mkdir resumed>) = 0 [pid 8220] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8216] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(4, [pid 8220] <... futex resumed>) = 0 [pid 8216] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./105/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 8222] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8220] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8216] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5063] getdents64(3, [pid 5062] getdents64(5, [pid 5061] getdents64(4, [pid 8222] <... futex resumed>) = 1 [pid 8221] <... futex resumed>) = 0 [pid 8216] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(4, "", [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8222] mkdir("./bus", 000 [pid 8221] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] close(3 [pid 5062] close(5 [pid 5061] close(4 [pid 8221] <... futex resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 8221] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] rmdir("./104/file0" [pid 8222] <... mkdir resumed>) = 0 [pid 8220] <... open resumed>) = 3 [pid 5065] getdents64(4, [pid 5063] <... close resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 8222] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8221] <... futex resumed>) = 0 [pid 8220] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] rmdir("./105" [pid 5062] rmdir("./104/file1/work" [pid 8222] mkdir("./file1", 000 [pid 8221] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8220] <... futex resumed>) = 1 [pid 8216] <... futex resumed>) = 0 [pid 5065] umount2("./105/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8221] <... futex resumed>) = 0 [pid 5061] umount2("./104/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8221] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./104/file1", [pid 8220] fcntl(-1, F_SETFL, O_RDONLY [pid 8216] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./104/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8222] <... mkdir resumed>) = 0 [pid 8220] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8216] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./104/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8222] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8220] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8216] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(AT_FDCWD, "./105/bus/file0", [pid 5063] mkdir("./106", 0777 [pid 8222] <... futex resumed>) = 1 [pid 8220] <... futex resumed>) = 0 [pid 8216] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8216] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8222] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8221] <... futex resumed>) = 0 [pid 8220] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... mkdir resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./104/file1/index", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8221] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8220] <... openat resumed>) = 4 [pid 8216] <... futex resumed>) = 0 [pid 8222] <... futex resumed>) = 0 [pid 8221] <... futex resumed>) = 1 [pid 5065] unlink("./105/bus/file0" [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] openat(AT_FDCWD, "./104/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8222] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8221] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8220] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8216] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8223 attached [pid 5061] <... openat resumed>) = 4 [pid 8223] set_robust_list(0x555555f856a0, 24 [pid 5061] newfstatat(4, "", [pid 8223] <... set_robust_list resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8223] chdir("./106" [pid 5065] <... unlink resumed>) = 0 [ 125.372795][ T8220] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5061] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8223] <... chdir resumed>) = 0 [pid 8220] <... futex resumed>) = 0 [pid 8216] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] getdents64(4, [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 8223 [pid 5062] umount2("./104/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8223] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8220] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8216] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./104/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8223] <... prctl resumed>) = 0 [pid 8220] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8216] <... futex resumed>) = 0 [pid 8223] setpgid(0, 0 [pid 8220] sendfile(4, 4, NULL, 7 [pid 8216] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] close(4 [pid 5062] openat(AT_FDCWD, "./104/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8223] <... setpgid resumed>) = 0 [pid 8222] <... mount resumed>) = 0 [pid 8223] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] <... close resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 8223] <... openat resumed>) = 3 [pid 5065] rmdir("./105/bus" [pid 5062] newfstatat(5, "", [pid 5061] newfstatat(AT_FDCWD, "./104/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./104/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8223] write(3, "1000", 4 [pid 5062] getdents64(5, [pid 8223] <... write resumed>) = 4 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8223] close(3 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] openat(AT_FDCWD, "./104/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8223] <... close resumed>) = 0 [pid 5061] <... openat resumed>) = 5 [pid 8223] symlink("/dev/binderfs", "./binderfs" [pid 5062] getdents64(5, [pid 5061] newfstatat(5, "", [pid 8223] <... symlink resumed>) = 0 [pid 5065] umount2("./105/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] close(5 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] newfstatat(AT_FDCWD, "./105/binderfs", [pid 5062] <... close resumed>) = 0 [pid 5061] getdents64(5, [pid 8223] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8222] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] rmdir("./104/file1/index" [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8223] <... futex resumed>) = 0 [pid 8222] <... futex resumed>) = 1 [pid 8221] <... futex resumed>) = 0 [pid 5065] unlink("./105/binderfs" [pid 8223] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8222] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8221] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... unlink resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] getdents64(5, [pid 8223] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8221] <... futex resumed>) = 0 [pid 8222] unlink(NULL [pid 8221] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8222] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8223] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8222] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./105/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8223] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8222] <... futex resumed>) = 1 [pid 8221] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] close(5 [pid 8223] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8222] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8221] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./105/file0", [pid 5062] getdents64(4, [pid 8223] <... mmap resumed>) = 0x7fef411b2000 [pid 8222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8221] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... close resumed>) = 0 [pid 8223] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8222] chdir("./bus" [pid 8221] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] rmdir("./104/file1/work" [pid 8223] <... mprotect resumed>) = 0 [pid 8222] <... chdir resumed>) = 0 [pid 5065] umount2("./105/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(4 [pid 5061] <... rmdir resumed>) = 0 [pid 8223] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8222] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8222] <... futex resumed>) = 1 [pid 8221] <... futex resumed>) = 0 [pid 8222] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8221] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8221] <... futex resumed>) = 0 [pid 8222] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8223] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8222] <... open resumed>) = 3 [pid 8221] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] openat(AT_FDCWD, "./105/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... close resumed>) = 0 [ 125.422680][ T8222] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5061] umount2("./104/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8222] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8223] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8220] <... sendfile resumed>) = 4 [pid 5065] <... openat resumed>) = 4 [pid 5062] rmdir("./104/file1" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8226 attached [pid 8222] <... futex resumed>) = 1 [pid 8221] <... futex resumed>) = 0 [pid 8220] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(4, "", [pid 5061] newfstatat(AT_FDCWD, "./104/file1/index", [pid 8226] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8223] <... clone3 resumed> => {parent_tid=[8226]}, 88) = 8226 [pid 8222] fcntl(-1, F_SETFL, O_RDONLY [pid 8221] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8220] <... futex resumed>) = 1 [pid 8216] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8226] <... rseq resumed>) = 0 [pid 8223] rt_sigprocmask(SIG_SETMASK, [], [pid 8222] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8221] <... futex resumed>) = 0 [pid 8220] sendfile(3, 4, NULL, 281474978811911 [pid 8216] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 5061] umount2("./104/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8221] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] getdents64(3, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8226] set_robust_list(0x7fef411d29a0, 24 [pid 8223] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8222] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8220] <... sendfile resumed>) = 0 [pid 8216] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] openat(AT_FDCWD, "./104/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8226] <... set_robust_list resumed>) = 0 [pid 8223] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8222] <... futex resumed>) = 1 [pid 8221] <... futex resumed>) = 0 [pid 8220] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8216] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8226] rt_sigprocmask(SIG_SETMASK, [], [pid 8223] <... futex resumed>) = 0 [pid 8222] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8221] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8220] <... futex resumed>) = 0 [pid 8216] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8226] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8223] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8221] <... futex resumed>) = 0 [pid 8220] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8216] exit_group(0 [pid 5065] close(4 [pid 5062] close(3 [pid 5061] <... openat resumed>) = 5 [pid 8226] mkdir("./file0", 000 [pid 8222] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8221] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8220] <... futex resumed>) = ? [pid 8216] <... exit_group resumed>) = ? [pid 5065] <... close resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] newfstatat(5, "", [pid 8220] +++ exited with 0 +++ [pid 5065] rmdir("./105/file0" [pid 5062] rmdir("./104" [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8226] <... mkdir resumed>) = 0 [pid 8226] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8222] <... openat resumed>) = 4 [pid 8216] +++ exited with 0 +++ [pid 5065] <... rmdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] getdents64(5, [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8216, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8222] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8226] <... futex resumed>) = 1 [pid 8223] <... futex resumed>) = 0 [pid 8222] <... futex resumed>) = 1 [pid 8221] <... futex resumed>) = 0 [pid 5065] umount2("./105/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] mkdir("./105", 0777 [pid 5061] getdents64(5, [pid 8226] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8223] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8222] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8221] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8223] <... futex resumed>) = 0 [pid 8221] <... futex resumed>) = 0 [pid 8223] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(AT_FDCWD, "./105/file1", [pid 8221] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] close(5 [pid 5062] <... mkdir resumed>) = 0 [pid 8226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8222] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] umount2("./107", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] <... close resumed>) = 0 [pid 8226] mkdir("./bus", 000) = 0 [pid 8222] sendfile(4, 4, NULL, 7 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./105/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] rmdir("./104/file1/index"./strace-static-x86_64: Process 8227 attached [pid 5068] openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 8227 [pid 5061] <... rmdir resumed>) = 0 [pid 8227] set_robust_list(0x555555f856a0, 24 [pid 8226] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 3 [pid 5065] openat(AT_FDCWD, "./105/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8226] <... futex resumed>) = 1 [pid 5065] <... openat resumed>) = 4 [pid 5068] newfstatat(3, "", [pid 8227] <... set_robust_list resumed>) = 0 [pid 8227] chdir("./105" [pid 8226] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8223] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] newfstatat(4, "", [pid 8223] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(4, [pid 8227] <... chdir resumed>) = 0 [pid 8226] <... futex resumed>) = 0 [pid 8223] <... futex resumed>) = 1 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] getdents64(4, [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8227] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8227] setpgid(0, 0 [pid 8226] mkdir("./file1", 000 [pid 8223] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./107/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [ 125.467152][ T8220] PM: Image not found (code -6) [pid 5061] close(4 [pid 8227] <... setpgid resumed>) = 0 [pid 8226] <... mkdir resumed>) = 0 [pid 5065] umount2("./105/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 8227] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] rmdir("./104/file1" [pid 5065] newfstatat(AT_FDCWD, "./105/file1/work", [pid 8227] write(3, "1000", 4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8227] <... write resumed>) = 4 [pid 8227] close(3 [pid 8226] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./105/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 8226] <... futex resumed>) = 1 [pid 8223] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8227] <... close resumed>) = 0 [pid 8226] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8223] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] openat(AT_FDCWD, "./105/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8227] symlink("/dev/binderfs", "./binderfs" [pid 8223] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 5 [pid 5061] getdents64(3, [pid 8223] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(5, [pid 8227] <... symlink resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] close(3) = 0 [pid 5061] rmdir("./104") = 0 [pid 5065] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8227] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(5 [pid 8227] <... futex resumed>) = 0 [pid 8227] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5065] <... close resumed>) = 0 [pid 5061] mkdir("./105", 0777 [pid 8227] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5065] rmdir("./105/file1/work" [pid 5061] <... mkdir resumed>) = 0 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, child_tidptr=0x555555f85690) = 8229 ./strace-static-x86_64: Process 8229 attached [pid 8227] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8226] <... mount resumed>) = 0 [pid 5068] <... umount2 resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 8229] set_robust_list(0x555555f856a0, 24 [pid 8227] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8226] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./107/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./105/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8229] <... set_robust_list resumed>) = 0 [pid 8227] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8226] <... futex resumed>) = 1 [pid 8223] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8229] chdir("./105" [pid 8227] <... mmap resumed>) = 0x7fef411b2000 [pid 8226] unlink(NULL [pid 8223] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./107/bus", [pid 5065] newfstatat(AT_FDCWD, "./105/file1/index", [pid 8229] <... chdir resumed>) = 0 [pid 8227] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8226] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8223] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8229] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8227] <... mprotect resumed>) = 0 [pid 8226] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8223] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./107/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./105/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8229] <... prctl resumed>) = 0 [pid 8227] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8226] <... futex resumed>) = 0 [pid 8223] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8221] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8229] setpgid(0, 0 [pid 8227] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8226] chdir("./bus" [pid 8223] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8221] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./107/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] openat(AT_FDCWD, "./105/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8229] <... setpgid resumed>) = 0 [pid 8227] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8226] <... chdir resumed>) = 0 [pid 8223] <... futex resumed>) = 0 [pid 8221] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5065] <... openat resumed>) = 5 ./strace-static-x86_64: Process 8231 attached [pid 8229] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8226] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8223] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8221] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] newfstatat(4, "", [pid 5065] newfstatat(5, "", [pid 8231] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8229] <... openat resumed>) = 3 [pid 8221] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8231] <... rseq resumed>) = 0 [pid 8229] write(3, "1000", 4 [pid 8221] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] getdents64(4, [pid 8231] set_robust_list(0x7fef411d29a0, 24 [pid 8229] <... write resumed>) = 4 [pid 8221] <... mprotect resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 8231] <... set_robust_list resumed>) = 0 [pid 8229] close(3 [pid 8221] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] umount2("./107/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8231] rt_sigprocmask(SIG_SETMASK, [], [pid 8229] <... close resumed>) = 0 [pid 8221] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8231] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8229] symlink("/dev/binderfs", "./binderfs" [pid 8221] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] newfstatat(AT_FDCWD, "./107/bus/file0", ./strace-static-x86_64: Process 8232 attached [pid 8231] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8229] <... symlink resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8232] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8229] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8221] <... clone3 resumed> => {parent_tid=[8232]}, 88) = 8232 [pid 5068] unlink("./107/bus/file0" [pid 8232] <... rseq resumed>) = 0 [pid 8229] <... futex resumed>) = 0 [pid 8221] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... unlink resumed>) = 0 [pid 8232] set_robust_list(0x7fef411b19a0, 24 [pid 8229] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8221] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] getdents64(4, [pid 8232] <... set_robust_list resumed>) = 0 [pid 8229] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8221] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8232] rt_sigprocmask(SIG_SETMASK, [], [pid 8229] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8221] <... futex resumed>) = 0 [pid 5068] close(4 [pid 8232] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8229] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8221] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 8232] sendfile(3, 4, NULL, 281474978811911 [pid 8229] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] rmdir("./107/bus" [pid 8229] <... mmap resumed>) = 0x7fef411b2000 [pid 8227] <... clone3 resumed> => {parent_tid=[8231]}, 88) = 8231 [pid 8226] <... futex resumed>) = 0 [pid 8223] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8222] <... sendfile resumed>) = 4 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8232] <... sendfile resumed>) = 4 [pid 8229] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8227] rt_sigprocmask(SIG_SETMASK, [], [pid 8226] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8223] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8222] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./107/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] getdents64(5, [pid 8232] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8229] <... mprotect resumed>) = 0 [pid 8227] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8223] <... futex resumed>) = 0 [pid 8222] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8232] <... futex resumed>) = 1 [pid 8229] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8227] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8226] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8223] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8222] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8221] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./107/binderfs", [pid 5065] getdents64(5, [pid 8232] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8231] <... futex resumed>) = 0 [pid 8229] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8227] <... futex resumed>) = 1 [pid 8221] exit_group(0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8232] <... futex resumed>) = ? [pid 8231] mkdir("./file0", 000 [pid 8229] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8227] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8226] <... open resumed>) = 3 [pid 8222] <... futex resumed>) = ? [pid 8221] <... exit_group resumed>) = ? [pid 5068] unlink("./107/binderfs" [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8232] +++ exited with 0 +++ [pid 8226] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8222] +++ exited with 0 +++ [pid 5065] close(5 [pid 8226] <... futex resumed>) = 1 [pid 8223] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 8226] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8223] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] rmdir("./105/file1/index" [pid 8226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8223] <... futex resumed>) = 0 [pid 8221] +++ exited with 0 +++ [pid 5065] <... rmdir resumed>) = 0 [pid 8226] fcntl(-1, F_SETFL, O_RDONLY [pid 8223] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... unlink resumed>) = 0 [pid 5065] getdents64(4, [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8221, si_uid=0, si_status=0, si_utime=0, si_stime=5 /* 0.05 s */} --- [pid 8226] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5068] umount2("./107/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] restart_syscall(<... resuming interrupted clone ...> [pid 8226] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] close(4 [pid 5060] <... restart_syscall resumed>) = 0 [pid 8226] <... futex resumed>) = 1 [pid 8223] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./107/file0", [pid 5065] <... close resumed>) = 0 [pid 8226] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8223] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] rmdir("./105/file1"./strace-static-x86_64: Process 8233 attached [pid 8231] <... mkdir resumed>) = 0 [pid 8229] <... clone3 resumed> => {parent_tid=[8233]}, 88) = 8233 [pid 8226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8223] <... futex resumed>) = 0 [pid 5068] umount2("./107/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... rmdir resumed>) = 0 [pid 8233] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8229] rt_sigprocmask(SIG_SETMASK, [], [pid 8226] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8223] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./104", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8233] <... rseq resumed>) = 0 [pid 8231] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8229] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] openat(AT_FDCWD, "./107/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8233] set_robust_list(0x7fef411d29a0, 24 [pid 8231] <... futex resumed>) = 1 [pid 8229] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8227] <... futex resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8233] <... set_robust_list resumed>) = 0 [pid 8231] mkdir("./bus", 000 [pid 8229] <... futex resumed>) = 0 [pid 8227] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8226] <... openat resumed>) = 4 [pid 5068] <... openat resumed>) = 4 [pid 5065] getdents64(3, [pid 5060] openat(AT_FDCWD, "./104", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8233] rt_sigprocmask(SIG_SETMASK, [], [pid 8229] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8227] <... futex resumed>) = 0 [pid 8226] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(4, "", [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] <... openat resumed>) = 3 [pid 8233] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8231] <... mkdir resumed>) = 0 [pid 8227] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8226] <... futex resumed>) = 1 [pid 8223] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] close(3 [pid 5060] newfstatat(3, "", [pid 8233] mkdir("./file0", 000 [pid 8231] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8226] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8223] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 5065] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8231] <... futex resumed>) = 1 [pid 8227] <... futex resumed>) = 0 [pid 8226] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8223] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] rmdir("./105" [pid 5060] getdents64(3, [pid 8233] <... mkdir resumed>) = 0 [pid 8231] mkdir("./file1", 000 [pid 8227] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8226] sendfile(4, 4, NULL, 7 [pid 8223] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 8233] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8231] <... mkdir resumed>) = 0 [pid 8227] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5060] umount2("./104/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8233] <... futex resumed>) = 1 [pid 8231] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8229] <... futex resumed>) = 0 [pid 8227] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8233] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8231] <... futex resumed>) = 0 [pid 8227] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5065] mkdir("./106", 0777 [pid 8227] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8231] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8229] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8227] <... futex resumed>) = 0 [pid 8227] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8233] <... futex resumed>) = 0 [pid 8229] <... futex resumed>) = 1 [pid 5068] close(4 [pid 8233] mkdir("./bus", 000 [pid 8229] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 5068] rmdir("./107/file0" [pid 5065] <... mkdir resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8235 attached [pid 8233] <... mkdir resumed>) = 0 [pid 5068] umount2("./107/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8235] set_robust_list(0x555555f856a0, 24) = 0 [pid 8233] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 8235 [pid 8235] chdir("./106" [pid 8233] <... futex resumed>) = 1 [pid 8229] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./107/file1", [pid 8233] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8229] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8233] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8229] <... futex resumed>) = 0 [pid 5068] umount2("./107/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8233] mkdir("./file1", 000) = 0 [pid 8229] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 125.522200][ T8226] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 125.549497][ T8222] PM: Image not found (code -6) [pid 5068] openat(AT_FDCWD, "./107/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 8235] <... chdir resumed>) = 0 [pid 8233] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8235] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8233] <... futex resumed>) = 1 [pid 8235] <... prctl resumed>) = 0 [pid 8233] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8235] setpgid(0, 0) = 0 [pid 8229] <... futex resumed>) = 0 [pid 8235] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8229] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8229] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8233] <... futex resumed>) = 0 [pid 8235] <... openat resumed>) = 3 [pid 8233] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8235] write(3, "1000", 4 [pid 5068] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5068] umount2("./107/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./107/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] umount2("./107/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./107/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5068] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] close(5) = 0 [pid 5068] rmdir("./107/file1/work") = 0 [pid 5068] umount2("./107/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./107/file1/index", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] umount2("./107/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./107/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5068] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(5, [pid 8235] <... write resumed>) = 4 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] <... umount2 resumed>) = 0 [pid 5068] getdents64(5, [pid 5060] umount2("./104/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] close(5 [pid 5060] newfstatat(AT_FDCWD, "./104/bus", [pid 5068] <... close resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] rmdir("./107/file1/index" [pid 5060] umount2("./104/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./104/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] getdents64(4, [pid 5060] <... openat resumed>) = 4 [pid 8235] close(3 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(4, "", [pid 8235] <... close resumed>) = 0 [pid 5068] close(4 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... close resumed>) = 0 [pid 5060] getdents64(4, [pid 8235] symlink("/dev/binderfs", "./binderfs" [pid 8231] <... mount resumed>) = 0 [pid 5068] rmdir("./107/file1" [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 8235] <... symlink resumed>) = 0 [pid 8231] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 5060] umount2("./104/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8235] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8231] <... futex resumed>) = 1 [pid 8227] <... futex resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8235] <... futex resumed>) = 0 [pid 8231] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8227] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8223] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] getdents64(3, [pid 5060] newfstatat(AT_FDCWD, "./104/bus/file0", [pid 8235] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8231] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8227] <... futex resumed>) = 0 [pid 8223] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8235] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8231] unlink(NULL [pid 8227] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(3 [pid 5060] unlink("./104/bus/file0" [pid 8223] <... futex resumed>) = 0 [pid 8235] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8231] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8223] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... close resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 8235] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8231] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8223] <... mmap resumed>) = 0x7fef41191000 [pid 5068] rmdir("./107" [pid 8235] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8231] <... futex resumed>) = 1 [pid 8227] <... futex resumed>) = 0 [pid 8223] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 8235] <... mmap resumed>) = 0x7fef411b2000 [pid 8231] chdir("./bus" [pid 8227] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8223] <... mprotect resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5060] getdents64(4, [pid 8235] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8231] <... chdir resumed>) = 0 [pid 8227] <... futex resumed>) = 0 [pid 8223] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8235] <... mprotect resumed>) = 0 [pid 8231] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8227] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8223] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8235] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8231] <... futex resumed>) = 0 [pid 8227] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8223] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] mkdir("./108", 0777 [pid 8233] <... mount resumed>) = 0 ./strace-static-x86_64: Process 8237 attached [pid 8235] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8231] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8227] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... mkdir resumed>) = 0 [pid 5060] close(4) = 0 [pid 5060] rmdir("./104/bus" [pid 8237] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8235] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8233] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8231] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8227] <... futex resumed>) = 0 [pid 8223] <... clone3 resumed> => {parent_tid=[8237]}, 88) = 8237 [pid 8237] <... rseq resumed>) = 0 [pid 8231] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8227] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8223] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] <... rmdir resumed>) = 0 ./strace-static-x86_64: Process 8238 attached [pid 8237] set_robust_list(0x7fef411b19a0, 24 [pid 8233] <... futex resumed>) = 1 [pid 8231] <... open resumed>) = 3 [pid 8229] <... futex resumed>) = 0 [pid 8223] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8237] <... set_robust_list resumed>) = 0 [pid 8235] <... clone3 resumed> => {parent_tid=[8238]}, 88) = 8238 [pid 8233] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8231] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8229] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8223] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8238] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8237] rt_sigprocmask(SIG_SETMASK, [], [pid 8235] rt_sigprocmask(SIG_SETMASK, [], [pid 8233] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8231] <... futex resumed>) = 1 [pid 8229] <... futex resumed>) = 0 [pid 8227] <... futex resumed>) = 0 [pid 5060] umount2("./104/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8238] <... rseq resumed>) = 0 [pid 8237] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8235] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8233] unlink(NULL [pid 8231] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8229] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8227] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8223] <... futex resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8239 attached [pid 8238] set_robust_list(0x7fef411d29a0, 24 [pid 8237] sendfile(3, 4, NULL, 281474978811911 [pid 8235] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8233] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8231] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8227] <... futex resumed>) = 0 [pid 8223] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] newfstatat(AT_FDCWD, "./104/binderfs", [pid 8239] set_robust_list(0x555555f856a0, 24 [pid 8238] <... set_robust_list resumed>) = 0 [pid 8235] <... futex resumed>) = 0 [pid 8233] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8231] fcntl(-1, F_SETFL, O_RDONLY [pid 8227] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 8239 [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8239] <... set_robust_list resumed>) = 0 [pid 8238] rt_sigprocmask(SIG_SETMASK, [], [pid 8235] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8233] <... futex resumed>) = 1 [pid 8231] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8229] <... futex resumed>) = 0 [pid 5060] unlink("./104/binderfs" [pid 8239] chdir("./108" [pid 8238] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8233] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8231] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8229] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... unlink resumed>) = 0 [pid 8239] <... chdir resumed>) = 0 [pid 8238] mkdir("./file0", 000 [pid 8233] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8231] <... futex resumed>) = 1 [pid 8229] <... futex resumed>) = 0 [pid 8227] <... futex resumed>) = 0 [pid 8239] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8238] <... mkdir resumed>) = 0 [pid 8233] chdir("./bus" [pid 8231] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8229] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8227] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./104/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8239] <... prctl resumed>) = 0 [pid 8233] <... chdir resumed>) = 0 [pid 8231] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8227] <... futex resumed>) = 0 [pid 8239] setpgid(0, 0 [pid 8238] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8233] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8231] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [ 125.601202][ T8231] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 125.615943][ T8233] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 8227] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8238] <... futex resumed>) = 1 [pid 5060] newfstatat(AT_FDCWD, "./104/file0", [pid 8238] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./104/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./104/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5060] newfstatat(4, "", [pid 8239] <... setpgid resumed>) = 0 [pid 8237] <... sendfile resumed>) = 4 [pid 8235] <... futex resumed>) = 0 [pid 8233] <... futex resumed>) = 1 [pid 8231] <... openat resumed>) = 4 [pid 8229] <... futex resumed>) = 0 [pid 8226] <... sendfile resumed>) = 4 [pid 8237] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8229] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8229] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8235] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8233] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8235] <... futex resumed>) = 1 [pid 8231] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8238] <... futex resumed>) = 0 [pid 5060] getdents64(4, [pid 8237] <... futex resumed>) = 1 [pid 8226] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8223] <... futex resumed>) = 0 [pid 8237] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8226] <... futex resumed>) = 0 [pid 8223] exit_group(0 [pid 8237] <... futex resumed>) = ? [pid 8223] <... exit_group resumed>) = ? [pid 8239] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8238] mkdir("./bus", 000 [pid 8237] +++ exited with 0 +++ [pid 8235] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8233] <... open resumed>) = 3 [pid 8231] <... futex resumed>) = 1 [pid 8227] <... futex resumed>) = 0 [pid 8226] +++ exited with 0 +++ [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 8227] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8223] +++ exited with 0 +++ [pid 5060] getdents64(4, [pid 8231] sendfile(4, 4, NULL, 7 [pid 8227] <... futex resumed>) = 0 [pid 8239] <... openat resumed>) = 3 [pid 8227] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8223, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5060] close(4 [pid 5063] umount2("./106", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... close resumed>) = 0 [pid 8239] write(3, "1000", 4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./104/file0" [pid 8239] <... write resumed>) = 4 [pid 8239] close(3) = 0 [pid 8238] <... mkdir resumed>) = 0 [pid 8233] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... rmdir resumed>) = 0 [pid 8233] <... futex resumed>) = 1 [pid 8239] symlink("/dev/binderfs", "./binderfs" [pid 8238] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8233] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8229] <... futex resumed>) = 0 [pid 5063] <... openat resumed>) = 3 [pid 5060] umount2("./104/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8239] <... symlink resumed>) = 0 [pid 8238] <... futex resumed>) = 1 [pid 8235] <... futex resumed>) = 0 [pid 8229] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(3, "", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8235] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8233] <... futex resumed>) = 0 [pid 8229] <... futex resumed>) = 1 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] newfstatat(AT_FDCWD, "./104/file1", [pid 8239] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8238] mkdir("./file1", 000 [pid 8235] <... futex resumed>) = 0 [pid 8233] fcntl(-1, F_SETFL, O_RDONLY [pid 8229] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(3, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8239] <... futex resumed>) = 0 [pid 8238] <... mkdir resumed>) = 0 [pid 8235] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8233] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] umount2("./104/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8239] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8233] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8239] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8238] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8233] <... futex resumed>) = 1 [pid 8229] <... futex resumed>) = 0 [pid 5063] umount2("./106/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./104/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8239] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8238] <... futex resumed>) = 1 [pid 8235] <... futex resumed>) = 0 [pid 8233] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8229] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8239] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8238] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8235] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8233] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8229] <... futex resumed>) = 0 [pid 5060] <... openat resumed>) = 4 [pid 8239] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8238] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8235] <... futex resumed>) = 0 [pid 8233] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8229] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] newfstatat(4, "", [ 125.654871][ T8226] PM: Image not found (code -6) [pid 8235] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8239] <... mmap resumed>) = 0x7fef411b2000 [pid 8238] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8233] <... openat resumed>) = 4 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8239] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8233] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(4, [pid 8239] <... mprotect resumed>) = 0 [pid 8233] <... futex resumed>) = 1 [pid 8229] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8229] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8233] sendfile(4, 4, NULL, 7 [pid 8229] <... futex resumed>) = 0 [pid 8229] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] umount2("./104/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 8239] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] newfstatat(AT_FDCWD, "./104/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8239] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8238] <... mount resumed>) = 0 [pid 8231] <... sendfile resumed>) = 4 [pid 5060] umount2("./104/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8239] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} => {parent_tid=[8243]}, 88) = 8243 [pid 8239] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8239] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8239] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] openat(AT_FDCWD, "./104/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 8243 attached ) = 5 [pid 8243] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 5060] newfstatat(5, "", [pid 8243] <... rseq resumed>) = 0 [pid 8243] set_robust_list(0x7fef411d29a0, 24 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8243] <... set_robust_list resumed>) = 0 [pid 8243] rt_sigprocmask(SIG_SETMASK, [], [pid 5060] getdents64(5, [pid 8243] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8243] mkdir("./file0", 000 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8243] <... mkdir resumed>) = 0 [pid 5060] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(5 [pid 8238] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8231] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8227] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] <... close resumed>) = 0 [pid 8238] <... futex resumed>) = 1 [pid 8235] <... futex resumed>) = 0 [pid 8231] <... futex resumed>) = 0 [pid 8227] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8238] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8235] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8231] sendfile(3, 4, NULL, 281474978811911 [pid 8227] <... futex resumed>) = 0 [pid 5060] rmdir("./104/file1/work" [pid 8238] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8235] <... futex resumed>) = 0 [pid 8231] <... sendfile resumed>) = 0 [pid 8227] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... rmdir resumed>) = 0 [pid 8238] unlink(NULL [pid 8235] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8231] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8227] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] umount2("./104/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8231] <... futex resumed>) = 0 [pid 8227] exit_group(0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8238] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8227] <... exit_group resumed>) = ? [pid 5060] newfstatat(AT_FDCWD, "./104/file1/index", [pid 8238] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8231] +++ exited with 0 +++ [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8243] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8238] <... futex resumed>) = 1 [pid 8235] <... futex resumed>) = 0 [pid 8227] +++ exited with 0 +++ [pid 5063] <... umount2 resumed>) = 0 [pid 5060] umount2("./104/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8243] <... futex resumed>) = 1 [pid 8239] <... futex resumed>) = 0 [pid 8238] chdir("./bus" [pid 8235] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8229] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] umount2("./106/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8227, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8243] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8239] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8238] <... chdir resumed>) = 0 [pid 8235] <... futex resumed>) = 0 [pid 8229] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./104/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8243] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8239] <... futex resumed>) = 0 [pid 8238] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8235] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8229] <... futex resumed>) = 0 [ 125.703765][ T8238] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 125.712744][ T8231] PM: Image not found (code -6) [pid 5063] newfstatat(AT_FDCWD, "./106/bus", [pid 5060] <... openat resumed>) = 5 [pid 8243] mkdir("./bus", 000 [pid 8239] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8238] <... futex resumed>) = 0 [pid 8235] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8229] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] newfstatat(5, "", [pid 8243] <... mkdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, [pid 5062] umount2("./105", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(5, [pid 5063] umount2("./106/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... openat resumed>) = 3 [pid 5060] close(5 [pid 8243] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./106/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] newfstatat(3, "", [pid 5060] <... close resumed>) = 0 [pid 8243] <... futex resumed>) = 1 [pid 8239] <... futex resumed>) = 0 [pid 8235] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8229] <... mmap resumed>) = 0x7fef41191000 [pid 5063] <... openat resumed>) = 4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] rmdir("./104/file1/index" [pid 8243] mkdir("./file1", 000 [pid 8239] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8238] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8235] <... futex resumed>) = 0 [pid 8229] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] newfstatat(4, "", [pid 5062] getdents64(3, [pid 5060] <... rmdir resumed>) = 0 [pid 8233] <... sendfile resumed>) = 4 [pid 8243] <... mkdir resumed>) = 0 [pid 8239] <... futex resumed>) = 0 [pid 8238] <... open resumed>) = 3 [pid 8235] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8229] <... mprotect resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 8239] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8238] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8233] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8229] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] umount2("./105/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 8243] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8238] <... futex resumed>) = 1 [pid 8235] <... futex resumed>) = 0 [pid 8233] <... futex resumed>) = 0 [pid 8229] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] getdents64(4, [pid 8243] <... futex resumed>) = 1 [pid 8239] <... futex resumed>) = 0 [pid 8238] fcntl(-1, F_SETFL, O_RDONLY [pid 8235] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8233] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8229] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8243] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8239] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8238] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8235] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 8239] <... futex resumed>) = 0 [pid 8235] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8229] <... clone3 resumed> => {parent_tid=[8245]}, 88) = 8245 [pid 5060] close(4./strace-static-x86_64: Process 8245 attached [pid 8239] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8229] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] umount2("./106/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8245] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8243] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8238] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8229] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] <... close resumed>) = 0 [pid 8245] <... rseq resumed>) = 0 [pid 8243] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8238] <... futex resumed>) = 1 [pid 8235] <... futex resumed>) = 0 [pid 8229] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] rmdir("./104/file1" [pid 8245] set_robust_list(0x7fef411b19a0, 24 [pid 8235] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8229] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./106/bus/file0", [pid 8245] <... set_robust_list resumed>) = 0 [pid 8238] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8235] <... futex resumed>) = 0 [pid 8229] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8245] rt_sigprocmask(SIG_SETMASK, [], [pid 8238] <... openat resumed>) = 4 [pid 8235] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] unlink("./106/bus/file0" [pid 8245] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8245] sendfile(3, 4, NULL, 281474978811911) = 0 [pid 5063] <... unlink resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 8245] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8238] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(4, [pid 5060] getdents64(3, [pid 8245] <... futex resumed>) = 1 [pid 8238] <... futex resumed>) = 1 [pid 8235] <... futex resumed>) = 0 [pid 8229] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8245] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8238] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8235] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8229] exit_group(0 [pid 5063] close(4 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 8245] <... futex resumed>) = ? [pid 8238] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8235] <... futex resumed>) = 0 [pid 8233] <... futex resumed>) = ? [pid 8229] <... exit_group resumed>) = ? [pid 5063] <... close resumed>) = 0 [pid 8245] +++ exited with 0 +++ [pid 8235] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8233] +++ exited with 0 +++ [pid 5063] rmdir("./106/bus" [pid 5060] close(3 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 5063] umount2("./106/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8238] sendfile(4, 4, NULL, 7 [pid 8229] +++ exited with 0 +++ [pid 5062] <... umount2 resumed>) = 0 [pid 5060] rmdir("./104" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] umount2("./105/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8243] <... mount resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./106/binderfs", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8229, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5060] <... rmdir resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./105/bus", [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] unlink("./106/binderfs" [pid 5062] umount2("./105/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./105", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] mkdir("./105", 0777 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... mkdir resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./105/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... unlink resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5061] <... openat resumed>) = 3 [pid 5063] umount2("./106/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(3, "", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8243] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(AT_FDCWD, "./106/file0", [pid 5062] newfstatat(4, "", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8243] <... futex resumed>) = 1 [pid 8239] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(3, ./strace-static-x86_64: Process 8247 attached [pid 8239] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./106/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8243] unlink(NULL [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8243] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8239] <... futex resumed>) = 0 [pid 5062] getdents64(4, [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 8247] set_robust_list(0x555555f856a0, 24 [pid 8239] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] openat(AT_FDCWD, "./106/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8247] <... set_robust_list resumed>) = 0 [pid 8247] chdir("./105" [pid 8243] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 4 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 8247] <... chdir resumed>) = 0 [pid 8243] <... futex resumed>) = 1 [pid 8239] <... futex resumed>) = 0 [pid 5063] newfstatat(4, "", [pid 5062] umount2("./105/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./105/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 8247 [pid 8247] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8243] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8239] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8247] <... prctl resumed>) = 0 [pid 8243] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8239] <... futex resumed>) = 0 [pid 5063] getdents64(4, [pid 5062] newfstatat(AT_FDCWD, "./105/bus/file0", [pid 8247] setpgid(0, 0 [pid 8243] chdir("./bus" [pid 8239] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8247] <... setpgid resumed>) = 0 [pid 8243] <... chdir resumed>) = 0 [pid 5063] getdents64(4, [pid 5062] unlink("./105/bus/file0" [pid 8247] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8243] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... unlink resumed>) = 0 [pid 8243] <... futex resumed>) = 1 [pid 8239] <... futex resumed>) = 0 [pid 5063] close(4 [pid 8239] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8243] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8239] <... futex resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 8247] <... openat resumed>) = 3 [pid 8239] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] rmdir("./106/file0" [pid 5062] getdents64(4, [pid 8247] write(3, "1000", 4 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8247] <... write resumed>) = 4 [pid 5062] close(4 [pid 8247] close(3 [pid 5062] <... close resumed>) = 0 [pid 8247] <... close resumed>) = 0 [pid 8247] symlink("/dev/binderfs", "./binderfs" [pid 5062] rmdir("./105/bus" [pid 8247] <... symlink resumed>) = 0 [pid 8243] <... open resumed>) = 3 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = 0 [pid 8247] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8243] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./106/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./105/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8247] <... futex resumed>) = 0 [pid 8243] <... futex resumed>) = 1 [pid 8239] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./105/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8247] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5063] newfstatat(AT_FDCWD, "./106/file1", [pid 8247] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8243] fcntl(-1, F_SETFL, O_RDONLY [pid 8239] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] newfstatat(AT_FDCWD, "./105/binderfs", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8247] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8243] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8239] <... futex resumed>) = 0 [pid 5063] umount2("./106/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8247] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8239] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(AT_FDCWD, "./105/bus", [pid 8247] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8243] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] unlink("./105/binderfs" [pid 8247] <... mmap resumed>) = 0x7fef411b2000 [pid 8243] <... futex resumed>) = 1 [pid 8239] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./106/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8247] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8243] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8239] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... openat resumed>) = 4 [pid 5062] <... unlink resumed>) = 0 [pid 5061] umount2("./105/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8247] <... mprotect resumed>) = 0 [pid 8243] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8239] <... futex resumed>) = 0 [pid 8247] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8243] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5063] newfstatat(4, "", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8247] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8247] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5063] getdents64(4, ./strace-static-x86_64: Process 8249 attached [pid 8243] <... openat resumed>) = 4 [pid 8239] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] umount2("./105/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] openat(AT_FDCWD, "./105/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8249] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8247] <... clone3 resumed> => {parent_tid=[8249]}, 88) = 8249 [pid 8243] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8235] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] umount2("./106/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... openat resumed>) = 4 [pid 8249] <... rseq resumed>) = 0 [pid 8247] rt_sigprocmask(SIG_SETMASK, [], [pid 8243] <... futex resumed>) = 1 [pid 8239] <... futex resumed>) = 0 [pid 8235] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8249] set_robust_list(0x7fef411d29a0, 24 [pid 8247] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8243] sendfile(4, 4, NULL, 7 [pid 8239] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8235] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./106/file1/work", [pid 5062] newfstatat(AT_FDCWD, "./105/file0", [pid 5061] newfstatat(4, "", [pid 8249] <... set_robust_list resumed>) = 0 [pid 8247] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8239] <... futex resumed>) = 0 [pid 8235] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8249] rt_sigprocmask(SIG_SETMASK, [], [pid 8247] <... futex resumed>) = 0 [pid 8239] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8235] <... mmap resumed>) = 0x7fef41191000 [pid 5063] umount2("./106/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./105/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8249] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8247] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8235] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] getdents64(4, [pid 8249] mkdir("./file0", 000 [pid 8235] <... mprotect resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./106/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] openat(AT_FDCWD, "./105/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 8235] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] <... openat resumed>) = 4 [pid 5061] umount2("./105/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8235] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8235] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] newfstatat(4, "", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8250 attached [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8250] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8235] <... clone3 resumed> => {parent_tid=[8250]}, 88) = 8250 [pid 5061] newfstatat(AT_FDCWD, "./105/bus/file0", [pid 8250] <... rseq resumed>) = 0 [pid 8249] <... mkdir resumed>) = 0 [pid 8235] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] <... openat resumed>) = 5 [pid 5062] getdents64(4, [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8250] set_robust_list(0x7fef411b19a0, 24 [pid 8249] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8235] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] newfstatat(5, "", [pid 8250] <... set_robust_list resumed>) = 0 [ 125.757398][ T8233] PM: Image not found (code -6) [ 125.782327][ T8243] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 8249] <... futex resumed>) = 1 [pid 8247] <... futex resumed>) = 0 [pid 8235] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] unlink("./105/bus/file0" [pid 8250] rt_sigprocmask(SIG_SETMASK, [], [pid 8247] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8235] <... futex resumed>) = 0 [pid 8249] mkdir("./bus", 000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8250] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8247] <... futex resumed>) = 0 [pid 8235] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(4, [pid 5061] <... unlink resumed>) = 0 [pid 5063] getdents64(5, [pid 8250] sendfile(3, 4, NULL, 281474978811911 [pid 8247] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] getdents64(5, [pid 5062] close(4) = 0 [pid 5061] getdents64(4, [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] rmdir("./105/file0" [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8249] <... mkdir resumed>) = 0 [pid 5063] close(5 [pid 5061] close(4) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] rmdir("./105/bus" [pid 5063] <... close resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 8249] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] rmdir("./106/file1/work" [pid 8249] <... futex resumed>) = 1 [pid 8247] <... futex resumed>) = 0 [pid 5062] umount2("./105/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8249] mkdir("./file1", 000 [pid 8247] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./105/file1", [pid 5061] umount2("./105/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8249] <... mkdir resumed>) = 0 [pid 8247] <... futex resumed>) = 0 [pid 5063] umount2("./106/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./105/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./105/binderfs", [pid 5062] openat(AT_FDCWD, "./105/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8247] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... openat resumed>) = 4 [pid 5061] unlink("./105/binderfs" [pid 5063] newfstatat(AT_FDCWD, "./106/file1/index", [pid 8249] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] newfstatat(4, "", [pid 5061] <... unlink resumed>) = 0 [pid 8249] <... futex resumed>) = 1 [pid 8247] <... futex resumed>) = 0 [pid 5063] umount2("./106/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8249] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8247] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8249] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8247] <... futex resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./106/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8249] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8247] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... openat resumed>) = 5 [pid 5063] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] umount2("./105/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8250] <... sendfile resumed>) = 4 [pid 5062] getdents64(4, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8250] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8238] <... sendfile resumed>) = 4 [pid 8235] <... futex resumed>) = 0 [pid 5063] getdents64(5, [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] newfstatat(AT_FDCWD, "./105/file0", [pid 8250] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8238] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8235] exit_group(0 [pid 5062] umount2("./105/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8250] <... futex resumed>) = ? [pid 8238] <... futex resumed>) = ? [pid 8235] <... exit_group resumed>) = ? [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8250] +++ exited with 0 +++ [pid 8238] +++ exited with 0 +++ [pid 5063] close(5 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [pid 5063] rmdir("./106/file1/index" [pid 8235] +++ exited with 0 +++ [pid 5063] <... rmdir resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./105/file1/work", [pid 5061] umount2("./105/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] getdents64(4, [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8235, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] restart_syscall(<... resuming interrupted clone ...> [pid 5062] umount2("./105/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... restart_syscall resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./105/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] openat(AT_FDCWD, "./105/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... openat resumed>) = 4 [pid 5065] umount2("./106", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(4 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 5061] newfstatat(4, "", [pid 5065] openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] rmdir("./106/file1" [pid 5062] newfstatat(5, "", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] getdents64(5, [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(4, [pid 5065] <... openat resumed>) = 3 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] newfstatat(3, "", [pid 5063] getdents64(3, [pid 5062] getdents64(5, [pid 5061] close(4 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] <... close resumed>) = 0 [pid 5065] getdents64(3, [pid 5062] close(5 [pid 5063] close(3 [pid 5061] rmdir("./105/file0" [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... close resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5063] rmdir("./106" [pid 5062] rmdir("./105/file1/work") = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 8249] <... mount resumed>) = 0 [pid 5065] umount2("./106/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] mkdir("./107", 0777 [pid 5062] umount2("./105/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... rmdir resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... mkdir resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./105/file1/index", [pid 8239] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./105/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8239] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5062] umount2("./105/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8249] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8239] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./105/file1", ./strace-static-x86_64: Process 8252 attached [pid 8249] <... futex resumed>) = 1 [pid 8247] <... futex resumed>) = 0 [pid 8239] <... mmap resumed>) = 0x7fef41191000 [pid 5062] openat(AT_FDCWD, "./105/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8252] set_robust_list(0x555555f856a0, 24 [pid 8249] unlink(NULL [pid 8247] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8239] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 8252 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8249] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8247] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 5 [pid 8252] <... set_robust_list resumed>) = 0 [pid 8249] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8247] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8239] <... mprotect resumed>) = 0 [pid 5062] newfstatat(5, "", [pid 5061] umount2("./105/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8252] chdir("./107" [pid 8249] <... futex resumed>) = 0 [pid 8247] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8252] <... chdir resumed>) = 0 [pid 8249] chdir("./bus" [pid 8247] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8247] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8252] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8249] <... chdir resumed>) = 0 [pid 8239] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8252] <... prctl resumed>) = 0 [pid 8252] setpgid(0, 0 [pid 8249] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8247] <... futex resumed>) = 0 [pid 8252] <... setpgid resumed>) = 0 [pid 8249] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8247] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8252] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8249] <... open resumed>) = 3 [pid 8247] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8239] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... umount2 resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] openat(AT_FDCWD, "./105/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8239] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] umount2("./106/bus", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 8253 attached [pid 8252] <... openat resumed>) = 3 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(5, [pid 5061] <... openat resumed>) = 4 [pid 8253] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8252] write(3, "1000", 4 [pid 8239] <... clone3 resumed> => {parent_tid=[8253]}, 88) = 8253 [pid 5065] newfstatat(AT_FDCWD, "./106/bus", [pid 5061] newfstatat(4, "", [pid 8253] <... rseq resumed>) = 0 [pid 8252] <... write resumed>) = 4 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8252] close(3 [pid 8249] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8252] <... close resumed>) = 0 [pid 8249] <... futex resumed>) = 1 [pid 8247] <... futex resumed>) = 0 [pid 8252] symlink("/dev/binderfs", "./binderfs" [pid 8247] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8252] <... symlink resumed>) = 0 [pid 8249] fcntl(-1, F_SETFL, O_RDONLY [pid 8247] <... futex resumed>) = 0 [pid 8247] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8249] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8249] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8247] <... futex resumed>) = 0 [pid 8247] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8247] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8249] <... futex resumed>) = 1 [pid 8252] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8249] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8252] <... futex resumed>) = 0 [pid 8249] <... openat resumed>) = 4 [pid 8252] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 8252] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5062] getdents64(5, [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8253] set_robust_list(0x7fef411b19a0, 24 [pid 8252] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8249] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8239] rt_sigprocmask(SIG_SETMASK, [], [pid 8253] <... set_robust_list resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(4, [pid 8253] rt_sigprocmask(SIG_SETMASK, [], [pid 8252] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8249] <... futex resumed>) = 1 [pid 8247] <... futex resumed>) = 0 [pid 8239] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] umount2("./106/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(5 [pid 8253] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8252] <... mmap resumed>) = 0x7fef411b2000 [pid 8249] sendfile(4, 4, NULL, 7 [pid 8247] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8239] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] <... close resumed>) = 0 [pid 8253] sendfile(3, 4, NULL, 281474978811911 [pid 8252] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8247] <... futex resumed>) = 0 [pid 8239] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./105/file1/index" [pid 5061] umount2("./105/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8252] <... mprotect resumed>) = 0 [pid 8247] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8239] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] openat(AT_FDCWD, "./106/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8252] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] <... rmdir resumed>) = 0 [pid 8252] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5062] getdents64(4, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 125.847214][ T8238] PM: Image not found (code -6) [ 125.858235][ T8249] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 8252] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5065] newfstatat(4, "", [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(AT_FDCWD, "./105/file1/work", ./strace-static-x86_64: Process 8255 attached [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] close(4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] getdents64(4, [pid 8255] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8252] <... clone3 resumed> => {parent_tid=[8255]}, 88) = 8255 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] <... close resumed>) = 0 [pid 5061] umount2("./105/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8255] <... rseq resumed>) = 0 [pid 5065] umount2("./106/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] rmdir("./105/file1" [pid 8255] set_robust_list(0x7fef411d29a0, 24 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8255] <... set_robust_list resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./105/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] newfstatat(AT_FDCWD, "./106/bus/file0", [pid 8252] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 8255] rt_sigprocmask(SIG_SETMASK, [], [pid 8252] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] unlink("./106/bus/file0" [pid 5061] <... openat resumed>) = 5 [pid 8255] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8252] <... futex resumed>) = 0 [pid 5061] newfstatat(5, "", [pid 8252] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] getdents64(3, [pid 8255] mkdir("./file0", 000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] getdents64(5, [pid 5062] close(3 [pid 8255] <... mkdir resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] <... unlink resumed>) = 0 [pid 5062] rmdir("./105" [pid 5061] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] close(5 [pid 5065] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 8255] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(4 [pid 5061] rmdir("./105/file1/work" [pid 8255] <... futex resumed>) = 1 [pid 8252] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5062] mkdir("./106", 0777 [pid 8255] mkdir("./bus", 000 [pid 8252] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] rmdir("./106/bus" [pid 5061] <... rmdir resumed>) = 0 [pid 8255] <... mkdir resumed>) = 0 [pid 8252] <... futex resumed>) = 0 [pid 5062] <... mkdir resumed>) = 0 [pid 8252] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8255] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... rmdir resumed>) = 0 [pid 8255] <... futex resumed>) = 0 [pid 8252] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8255] mkdir("./file1", 000 [pid 8252] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8252] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8255] <... mkdir resumed>) = 0 [pid 8253] <... sendfile resumed>) = 4 [pid 8243] <... sendfile resumed>) = 4 [pid 5065] umount2("./106/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./105/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8253] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8239] <... futex resumed>) = 0 [pid 8253] <... futex resumed>) = 1 [pid 8253] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL./strace-static-x86_64: Process 8257 attached [pid 8255] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8243] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8257] set_robust_list(0x555555f856a0, 24 [pid 8255] <... futex resumed>) = 1 [pid 8252] <... futex resumed>) = 0 [pid 8243] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./106/binderfs", [pid 8257] <... set_robust_list resumed>) = 0 [ 125.920299][ T8243] PM: Image not found (code -6) [pid 8257] chdir("./106" [pid 8255] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8252] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8243] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] newfstatat(AT_FDCWD, "./105/file1/index", [pid 8257] <... chdir resumed>) = 0 [pid 8239] exit_group(0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8257] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8253] <... futex resumed>) = ? [pid 8243] <... futex resumed>) = ? [pid 8239] <... exit_group resumed>) = ? [pid 8252] <... futex resumed>) = 0 [pid 8243] +++ exited with 0 +++ [pid 5065] unlink("./106/binderfs" [pid 8257] <... prctl resumed>) = 0 [pid 8252] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... unlink resumed>) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 8257 [pid 5065] umount2("./106/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./106/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8247] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] umount2("./106/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8247] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8253] +++ exited with 0 +++ [pid 8247] <... futex resumed>) = 0 [pid 8239] +++ exited with 0 +++ [pid 5065] openat(AT_FDCWD, "./106/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8247] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8239, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5065] <... openat resumed>) = 4 [pid 8247] <... mmap resumed>) = 0x7fef41191000 [pid 5065] newfstatat(4, "", [pid 8247] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8247] <... mprotect resumed>) = 0 [pid 5068] umount2("./108", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] getdents64(4, [pid 8257] setpgid(0, 0 [pid 8255] <... mount resumed>) = 0 [pid 8247] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] umount2("./105/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8257] <... setpgid resumed>) = 0 [pid 8255] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] getdents64(4, [pid 8247] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... openat resumed>) = 3 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8257] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8255] <... futex resumed>) = 1 [pid 8252] <... futex resumed>) = 0 [pid 8247] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] newfstatat(3, "", [pid 5065] close(4 [pid 5061] openat(AT_FDCWD, "./105/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY./strace-static-x86_64: Process 8259 attached [pid 8257] <... openat resumed>) = 3 [pid 8255] unlink(NULL [pid 8252] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... close resumed>) = 0 [pid 8259] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8257] write(3, "1000", 4 [pid 8255] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8252] <... futex resumed>) = 0 [pid 8247] <... clone3 resumed> => {parent_tid=[8259]}, 88) = 8259 [pid 5068] getdents64(3, [pid 5065] rmdir("./106/file0" [pid 5061] <... openat resumed>) = 5 [pid 8259] <... rseq resumed>) = 0 [pid 8257] <... write resumed>) = 4 [pid 8255] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8252] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8247] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] newfstatat(5, "", [pid 8259] set_robust_list(0x7fef411b19a0, 24 [pid 8257] close(3 [pid 8255] <... futex resumed>) = 0 [pid 8252] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8247] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] umount2("./108/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... rmdir resumed>) = 0 [pid 8259] <... set_robust_list resumed>) = 0 [pid 8257] <... close resumed>) = 0 [pid 8255] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8252] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8247] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./106/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8259] rt_sigprocmask(SIG_SETMASK, [], [pid 8257] symlink("/dev/binderfs", "./binderfs" [pid 8255] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8252] <... futex resumed>) = 0 [pid 8247] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8259] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8247] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8259] sendfile(3, 4, NULL, 281474978811911 [pid 8257] <... symlink resumed>) = 0 [pid 8255] chdir("./bus" [pid 8252] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(AT_FDCWD, "./106/file1", [pid 5061] getdents64(5, [pid 8257] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8255] <... chdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8257] <... futex resumed>) = 0 [pid 8255] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./106/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8257] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8255] <... futex resumed>) = 1 [pid 8252] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8257] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8255] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8252] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8249] <... sendfile resumed>) = 4 [pid 5065] openat(AT_FDCWD, "./106/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8257] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8252] <... futex resumed>) = 0 [pid 8249] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8252] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8249] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 8257] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8249] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8257] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8259] <... sendfile resumed>) = 4 [pid 8257] <... mmap resumed>) = 0x7fef411b2000 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8259] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8257] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5061] getdents64(5, [pid 8259] <... futex resumed>) = 1 [pid 8247] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8257] <... mprotect resumed>) = 0 [pid 5061] close(5 [pid 8257] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8255] <... open resumed>) = 3 [pid 8259] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8257] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8247] exit_group(0 [pid 5068] <... umount2 resumed>) = 0 [pid 5065] newfstatat(4, "", [pid 5061] <... close resumed>) = 0 [pid 8257] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] umount2("./108/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] rmdir("./105/file1/index" [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 8260 attached [pid 8259] <... futex resumed>) = ? [pid 8255] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8249] <... futex resumed>) = ? [pid 8247] <... exit_group resumed>) = ? [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... rmdir resumed>) = 0 [pid 8260] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8259] +++ exited with 0 +++ [pid 8257] <... clone3 resumed> => {parent_tid=[8260]}, 88) = 8260 [pid 8255] <... futex resumed>) = 1 [ 125.946717][ T8255] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 125.965530][ T8249] PM: Image not found (code -6) [pid 8252] <... futex resumed>) = 0 [pid 8249] +++ exited with 0 +++ [pid 5068] newfstatat(AT_FDCWD, "./108/bus", [pid 5065] getdents64(4, [pid 5061] getdents64(4, [pid 8260] <... rseq resumed>) = 0 [pid 8252] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8260] set_robust_list(0x7fef411d29a0, 24 [pid 8252] <... futex resumed>) = 0 [pid 5061] close(4 [pid 8260] <... set_robust_list resumed>) = 0 [pid 8252] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... close resumed>) = 0 [pid 8260] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] rmdir("./105/file1" [pid 8260] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8260] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8257] rt_sigprocmask(SIG_SETMASK, [], [pid 8255] fcntl(-1, F_SETFL, O_RDONLY [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] <... rmdir resumed>) = 0 [pid 8257] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8255] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8247] +++ exited with 0 +++ [pid 5068] umount2("./108/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./106/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./106/file1/work", [pid 8257] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8255] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8260] <... futex resumed>) = 0 [pid 5061] getdents64(3, [pid 8257] <... futex resumed>) = 1 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8247, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 8255] <... futex resumed>) = 1 [pid 8252] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./108/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8260] mkdir("./file0", 000 [pid 8252] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./106/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8257] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8255] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8252] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8252] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] openat(AT_FDCWD, "./106/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5068] newfstatat(4, "", [pid 5065] <... openat resumed>) = 5 [pid 5060] umount2("./105", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] newfstatat(5, "", [pid 5068] getdents64(4, [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5065] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(5, [pid 8260] <... mkdir resumed>) = 0 [pid 8255] <... openat resumed>) = 4 [pid 5068] umount2("./108/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(3 [pid 5060] openat(AT_FDCWD, "./105", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8260] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8255] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... close resumed>) = 0 [pid 8260] <... futex resumed>) = 1 [pid 8257] <... futex resumed>) = 0 [pid 8255] <... futex resumed>) = 1 [pid 8252] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] close(5 [pid 5061] rmdir("./105" [pid 8260] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8257] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8255] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8252] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./108/bus/file0", [pid 5065] <... close resumed>) = 0 [pid 5060] <... openat resumed>) = 3 [pid 8260] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8257] <... futex resumed>) = 0 [pid 8255] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8252] <... futex resumed>) = 0 [pid 5065] rmdir("./106/file1/work" [pid 5061] <... rmdir resumed>) = 0 [pid 8260] mkdir("./bus", 000 [pid 8257] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8255] sendfile(4, 4, NULL, 7 [pid 8252] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] newfstatat(3, "", [pid 5065] <... rmdir resumed>) = 0 [pid 5061] mkdir("./106", 0777 [pid 8260] <... mkdir resumed>) = 0 [pid 5068] unlink("./108/bus/file0" [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5061] <... mkdir resumed>) = 0 [pid 5060] getdents64(3, 0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] umount2("./105/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] close(4) = 0 [pid 5068] rmdir("./108/bus") = 0 [pid 8260] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./106/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8260] <... futex resumed>) = 1 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8257] <... futex resumed>) = 0 [pid 8257] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8257] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8262 attached [pid 8260] mkdir("./file1", 000 [pid 5065] newfstatat(AT_FDCWD, "./106/file1/index", [pid 8262] set_robust_list(0x555555f856a0, 24) = 0 [pid 5068] umount2("./108/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 8262 [pid 8262] chdir("./106" [pid 5065] umount2("./106/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8262] <... chdir resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8262] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5068] newfstatat(AT_FDCWD, "./108/binderfs", [pid 5065] openat(AT_FDCWD, "./106/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8262] <... prctl resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8262] setpgid(0, 0 [pid 5068] unlink("./108/binderfs" [pid 5065] <... openat resumed>) = 5 [pid 5065] newfstatat(5, "", [pid 8262] <... setpgid resumed>) = 0 [pid 8262] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8260] <... mkdir resumed>) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] umount2("./108/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8262] <... openat resumed>) = 3 [pid 8260] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(5, [pid 8260] <... futex resumed>) = 1 [pid 8257] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./108/file0", [pid 8262] write(3, "1000", 4 [pid 8260] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8257] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8262] <... write resumed>) = 4 [pid 8260] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8257] <... futex resumed>) = 0 [pid 5068] umount2("./108/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] getdents64(5, [pid 8260] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8257] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./108/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5068] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(4, [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5068] getdents64(4, [pid 5065] close(5 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... close resumed>) = 0 [pid 8262] close(3 [pid 5068] close(4 [pid 5065] rmdir("./106/file1/index" [pid 8262] <... close resumed>) = 0 [pid 5068] <... close resumed>) = 0 [pid 8262] symlink("/dev/binderfs", "./binderfs" [pid 5068] rmdir("./108/file0" [pid 8262] <... symlink resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = 0 [pid 5068] umount2("./108/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8262] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 5060] umount2("./105/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8262] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8262] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8260] <... mount resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./108/file1", [pid 5065] close(4 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8262] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8262] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5065] <... close resumed>) = 0 [pid 8262] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] rmdir("./106/file1" [pid 8262] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 8262] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5065] <... rmdir resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./105/bus", [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8262] <... mprotect resumed>) = 0 [pid 5065] getdents64(3, [pid 5060] umount2("./105/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8262] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] umount2("./108/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8262] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] close(3 [pid 8262] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] openat(AT_FDCWD, "./108/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... close resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./105/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... openat resumed>) = 4 [pid 5065] rmdir("./106" [pid 5060] <... openat resumed>) = 4 [pid 5068] newfstatat(4, "", [pid 5060] newfstatat(4, "", ./strace-static-x86_64: Process 8264 attached [pid 8262] <... clone3 resumed> => {parent_tid=[8264]}, 88) = 8264 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8264] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8262] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] getdents64(4, [pid 5060] getdents64(4, [pid 8264] <... rseq resumed>) = 0 [pid 8262] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8260] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] mkdir("./107", 0777 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 8264] set_robust_list(0x7fef411d29a0, 24 [pid 8262] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8260] <... futex resumed>) = 1 [pid 8257] <... futex resumed>) = 0 [pid 5068] umount2("./108/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] umount2("./105/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8260] unlink(NULL [pid 8257] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8264] <... set_robust_list resumed>) = 0 [pid 8262] <... futex resumed>) = 0 [pid 8260] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8257] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./108/file1/work", [pid 5065] <... mkdir resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./105/bus/file0", [pid 8264] rt_sigprocmask(SIG_SETMASK, [], [pid 8262] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8260] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8257] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8264] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8260] <... futex resumed>) = 0 [pid 8257] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] umount2("./108/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8264] mkdir("./file0", 000 [pid 8260] chdir("./bus" [pid 8257] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] unlink("./105/bus/file0" [pid 8260] <... chdir resumed>) = 0 [pid 8257] <... futex resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./108/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8260] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... unlink resumed>) = 0 [pid 8260] <... futex resumed>) = 0 [pid 8257] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8264] <... mkdir resumed>) = 0 [pid 8257] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8260] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8257] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8260] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8257] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 8264] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8260] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8257] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] getdents64(4, ./strace-static-x86_64: Process 8265 attached [pid 8264] <... futex resumed>) = 1 [pid 8262] <... futex resumed>) = 0 [pid 8265] set_robust_list(0x555555f856a0, 24 [pid 8264] mkdir("./bus", 000 [pid 8262] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8252] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8265] <... set_robust_list resumed>) = 0 [pid 8264] <... mkdir resumed>) = 0 [pid 8262] <... futex resumed>) = 0 [pid 8260] <... open resumed>) = 3 [pid 8252] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(5, "", [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 8265 [pid 5060] close(4 [pid 8262] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8252] <... futex resumed>) = 0 [pid 8265] chdir("./107" [pid 8264] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8252] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] <... close resumed>) = 0 [pid 8265] <... chdir resumed>) = 0 [pid 8264] <... futex resumed>) = 1 [pid 8262] <... futex resumed>) = 0 [pid 8252] <... mmap resumed>) = 0x7fef41191000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] rmdir("./105/bus" [pid 8265] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8264] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8262] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8260] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8252] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] getdents64(5, [pid 5060] <... rmdir resumed>) = 0 [pid 8265] <... prctl resumed>) = 0 [pid 8264] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8262] <... futex resumed>) = 0 [pid 8260] <... futex resumed>) = 1 [pid 8257] <... futex resumed>) = 0 [pid 8252] <... mprotect resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8265] setpgid(0, 0 [pid 8264] mkdir("./file1", 000 [pid 8262] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8260] fcntl(-1, F_SETFL, O_RDONLY [pid 8257] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8252] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] getdents64(5, [pid 8265] <... setpgid resumed>) = 0 [pid 8260] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8257] <... futex resumed>) = 0 [pid 8252] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] umount2("./105/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8265] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8264] <... mkdir resumed>) = 0 [pid 8260] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8257] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8252] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5068] close(5 [pid 8265] <... openat resumed>) = 3 [pid 8264] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8260] <... futex resumed>) = 0 [pid 8257] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8266 attached [pid 8265] write(3, "1000", 4 [pid 8264] <... futex resumed>) = 1 [pid 8262] <... futex resumed>) = 0 [pid 8260] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8257] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8252] <... clone3 resumed> => {parent_tid=[8266]}, 88) = 8266 [pid 5068] <... close resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./105/binderfs", [pid 8266] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8265] <... write resumed>) = 4 [pid 8264] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8262] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8260] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8257] <... futex resumed>) = 0 [pid 8252] rt_sigprocmask(SIG_SETMASK, [], [pid 8266] <... rseq resumed>) = 0 [pid 8265] close(3 [pid 8264] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8262] <... futex resumed>) = 0 [pid 8260] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8257] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8252] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] rmdir("./108/file1/work" [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8266] set_robust_list(0x7fef411b19a0, 24 [pid 8265] <... close resumed>) = 0 [pid 8264] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8262] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8260] <... openat resumed>) = 4 [pid 8252] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... rmdir resumed>) = 0 [pid 8266] <... set_robust_list resumed>) = 0 [pid 8265] symlink("/dev/binderfs", "./binderfs" [pid 8260] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8252] <... futex resumed>) = 0 [pid 5060] unlink("./105/binderfs" [pid 8265] <... symlink resumed>) = 0 [pid 8260] <... futex resumed>) = 1 [pid 8257] <... futex resumed>) = 0 [pid 8252] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... unlink resumed>) = 0 [pid 8266] rt_sigprocmask(SIG_SETMASK, [], [pid 8260] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8257] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./108/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8265] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8266] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8260] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8257] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./105/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8260] sendfile(4, 4, NULL, 7 [pid 8257] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8266] sendfile(3, 4, NULL, 281474978811911 [pid 8265] <... futex resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./108/file1/index", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8265] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5060] newfstatat(AT_FDCWD, "./105/file0", [pid 8265] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8265] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./105/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] umount2("./108/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8265] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./105/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8265] <... mmap resumed>) = 0x7fef411b2000 [ 126.048389][ T8260] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5068] openat(AT_FDCWD, "./108/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... openat resumed>) = 4 [pid 5068] <... openat resumed>) = 5 [pid 5068] newfstatat(5, "", [pid 5060] newfstatat(4, "", [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(5, [pid 8266] <... sendfile resumed>) = 4 [pid 8265] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8255] <... sendfile resumed>) = 4 [pid 5060] getdents64(4, [pid 8265] <... mprotect resumed>) = 0 [pid 8265] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8255] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8265] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8255] <... futex resumed>) = 0 [pid 8266] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8265] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8255] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8266] <... futex resumed>) = 1 [pid 8252] <... futex resumed>) = 0 [pid 5060] close(4 [pid 5068] getdents64(5, [pid 5060] <... close resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] rmdir("./105/file0"./strace-static-x86_64: Process 8268 attached [pid 8266] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8265] <... clone3 resumed> => {parent_tid=[8268]}, 88) = 8268 [pid 8252] exit_group(0 [pid 5068] close(5 [pid 5060] <... rmdir resumed>) = 0 [pid 8268] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053) = 0 [pid 8268] set_robust_list(0x7fef411d29a0, 24) = 0 [pid 8268] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8266] <... futex resumed>) = ? [pid 8265] rt_sigprocmask(SIG_SETMASK, [], [pid 8255] <... futex resumed>) = ? [pid 8252] <... exit_group resumed>) = ? [pid 5068] <... close resumed>) = 0 [pid 8268] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8266] +++ exited with 0 +++ [pid 5068] rmdir("./108/file1/index") = 0 [pid 5060] umount2("./105/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./105/file1", [pid 8255] +++ exited with 0 +++ [pid 8252] +++ exited with 0 +++ [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8265] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8264] <... mount resumed>) = 0 [pid 5068] getdents64(4, [pid 5060] umount2("./105/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8265] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8268] <... futex resumed>) = 0 [pid 8265] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8268] mkdir("./file0", 000 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8252, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5063] restart_syscall(<... resuming interrupted clone ...> [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8268] <... mkdir resumed>) = 0 [pid 5063] <... restart_syscall resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./105/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... openat resumed>) = 4 [pid 5068] close(4 [pid 5060] newfstatat(4, "", [pid 5068] <... close resumed>) = 0 [pid 5063] umount2("./107", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] rmdir("./108/file1" [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(4, [pid 5068] <... rmdir resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8268] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8265] <... futex resumed>) = 0 [pid 5063] <... openat resumed>) = 3 [pid 5060] umount2("./105/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8268] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8265] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 5063] newfstatat(3, "", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8265] <... futex resumed>) = 0 [pid 8264] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] newfstatat(AT_FDCWD, "./105/file1/work", [pid 8268] mkdir("./bus", 000 [pid 8265] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8264] <... futex resumed>) = 1 [pid 8262] <... futex resumed>) = 0 [pid 5068] close(3 [pid 5063] getdents64(3, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8268] <... mkdir resumed>) = 0 [pid 8264] unlink(NULL [pid 8262] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... close resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] umount2("./105/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8262] <... futex resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8262] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./108" [pid 5063] umount2("./107/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./105/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8268] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8264] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5068] <... rmdir resumed>) = 0 [pid 5060] <... openat resumed>) = 5 [pid 8268] <... futex resumed>) = 1 [pid 8265] <... futex resumed>) = 0 [pid 8264] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] newfstatat(5, "", [pid 8268] mkdir("./file1", 000 [pid 8265] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8264] <... futex resumed>) = 1 [pid 8262] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8264] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8265] <... futex resumed>) = 0 [pid 8262] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] mkdir("./109", 0777 [pid 5060] getdents64(5, [pid 8262] <... futex resumed>) = 1 [pid 8262] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8268] <... mkdir resumed>) = 0 [pid 8265] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8264] <... futex resumed>) = 0 [pid 8264] chdir("./bus") = 0 [pid 8264] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8262] <... futex resumed>) = 0 [pid 8264] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8262] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8268] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8264] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8268] <... futex resumed>) = 1 [pid 8265] <... futex resumed>) = 0 [pid 8262] <... futex resumed>) = 0 [pid 8268] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8264] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8262] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8265] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8268] <... futex resumed>) = 0 [pid 8265] <... futex resumed>) = 1 [pid 8268] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8265] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... mkdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8264] <... open resumed>) = 3 [pid 8257] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] getdents64(5, [pid 8257] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8257] <... futex resumed>) = 0 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] close(5 [pid 8257] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] <... close resumed>) = 0 [pid 8257] <... mmap resumed>) = 0x7fef41191000 [pid 5060] rmdir("./105/file1/work" [pid 8264] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8257] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5060] <... rmdir resumed>) = 0 [pid 8264] <... futex resumed>) = 1 [pid 8262] <... futex resumed>) = 0 [pid 8257] <... mprotect resumed>) = 0 ./strace-static-x86_64: Process 8270 attached [pid 8264] fcntl(-1, F_SETFL, O_RDONLY [pid 8262] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8257] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8270] set_robust_list(0x555555f856a0, 24 [pid 8264] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8262] <... futex resumed>) = 0 [pid 8270] <... set_robust_list resumed>) = 0 [pid 8264] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8262] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8257] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 8270 [ 126.094178][ T8255] PM: Image not found (code -6) [ 126.097105][ T8264] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5060] umount2("./105/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8270] chdir("./109" [pid 8264] <... futex resumed>) = 0 [pid 8262] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8257] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8271 attached [pid 8270] <... chdir resumed>) = 0 [pid 8264] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8262] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8260] <... sendfile resumed>) = 4 [pid 8271] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8270] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8262] <... futex resumed>) = 0 [pid 8260] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8271] <... rseq resumed>) = 0 [pid 8270] <... prctl resumed>) = 0 [pid 8262] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8260] <... futex resumed>) = 0 [pid 8271] set_robust_list(0x7fef411b19a0, 24 [pid 8270] setpgid(0, 0 [pid 8260] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8271] <... set_robust_list resumed>) = 0 [pid 8270] <... setpgid resumed>) = 0 [pid 8271] rt_sigprocmask(SIG_SETMASK, [], [pid 8270] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8271] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8270] <... openat resumed>) = 3 [pid 8271] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8270] write(3, "1000", 4 [pid 8268] <... mount resumed>) = 0 [pid 8264] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8257] <... clone3 resumed> => {parent_tid=[8271]}, 88) = 8271 [pid 5063] <... umount2 resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./105/file1/index", [pid 8270] <... write resumed>) = 4 [pid 8268] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8264] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8257] rt_sigprocmask(SIG_SETMASK, [], [pid 8268] <... futex resumed>) = 1 [pid 8265] <... futex resumed>) = 0 [pid 8257] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] umount2("./107/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8265] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8265] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8257] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8270] close(3 [pid 8268] unlink(NULL [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8271] <... futex resumed>) = 0 [pid 8270] <... close resumed>) = 0 [pid 8268] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5063] newfstatat(AT_FDCWD, "./107/bus", [pid 5060] umount2("./105/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8257] <... futex resumed>) = 1 [pid 8271] sendfile(3, 4, NULL, 281474978811911 [pid 8268] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8271] <... sendfile resumed>) = 0 [pid 8270] symlink("/dev/binderfs", "./binderfs" [pid 8268] <... futex resumed>) = 1 [pid 8265] <... futex resumed>) = 0 [pid 8264] <... openat resumed>) = 4 [pid 8257] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./107/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./105/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8271] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8268] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8265] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8265] <... futex resumed>) = 0 [pid 8268] chdir("./bus" [pid 8265] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8271] <... futex resumed>) = 0 [pid 8270] <... symlink resumed>) = 0 [pid 8268] <... chdir resumed>) = 0 [pid 8257] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5060] <... openat resumed>) = 5 [pid 8268] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8257] exit_group(0 [pid 8271] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8268] <... futex resumed>) = 1 [pid 8265] <... futex resumed>) = 0 [pid 5060] newfstatat(5, "", [pid 8271] <... futex resumed>) = ? [pid 8270] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8268] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8265] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8264] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8260] <... futex resumed>) = ? [pid 8257] <... exit_group resumed>) = ? [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8271] +++ exited with 0 +++ [pid 8268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8265] <... futex resumed>) = 0 [pid 8268] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8265] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] openat(AT_FDCWD, "./107/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(5, [pid 8268] <... open resumed>) = 3 [pid 8268] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8270] <... futex resumed>) = 0 [pid 8264] <... futex resumed>) = 1 [pid 8262] <... futex resumed>) = 0 [pid 8260] +++ exited with 0 +++ [pid 8257] +++ exited with 0 +++ [pid 5063] <... openat resumed>) = 4 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8262] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] newfstatat(4, "", [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8257, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 8264] sendfile(4, 4, NULL, 7 [pid 5060] getdents64(5, [pid 8270] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8262] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8262] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8268] <... futex resumed>) = 1 [pid 8265] <... futex resumed>) = 0 [pid 5060] close(5 [pid 8268] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8265] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8265] <... futex resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 8268] fcntl(-1, F_SETFL, O_RDONLY [pid 8265] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] rmdir("./105/file1/index" [pid 8268] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8268] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8265] <... futex resumed>) = 0 [pid 8270] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8268] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8265] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(4, [pid 5060] <... rmdir resumed>) = 0 [pid 8270] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8265] <... futex resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 8270] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8265] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] umount2("./107/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./106", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(4, [pid 8270] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8268] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8270] <... mmap resumed>) = 0x7fef411b2000 [pid 8268] <... openat resumed>) = 4 [pid 5063] newfstatat(AT_FDCWD, "./107/bus/file0", [pid 5062] openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8270] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8268] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... openat resumed>) = 3 [pid 8270] <... mprotect resumed>) = 0 [pid 8268] <... futex resumed>) = 1 [pid 8265] <... futex resumed>) = 0 [pid 5063] unlink("./107/bus/file0" [pid 5060] close(4 [pid 8270] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8268] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8265] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... unlink resumed>) = 0 [pid 5062] newfstatat(3, "", [pid 8270] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8268] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8265] <... futex resumed>) = 0 [pid 5060] <... close resumed>) = 0 [pid 8270] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8268] sendfile(4, 4, NULL, 7 [pid 8265] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] rmdir("./105/file1"./strace-static-x86_64: Process 8273 attached [pid 5063] getdents64(4, [pid 5062] getdents64(3, [pid 5060] <... rmdir resumed>) = 0 [pid 8273] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8270] <... clone3 resumed> => {parent_tid=[8273]}, 88) = 8273 [pid 8273] <... rseq resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 8273] set_robust_list(0x7fef411d29a0, 24 [pid 8270] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] close(4 [pid 5062] umount2("./106/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8273] <... set_robust_list resumed>) = 0 [pid 8270] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] <... close resumed>) = 0 [pid 5060] getdents64(3, [pid 8273] rt_sigprocmask(SIG_SETMASK, [], [pid 8270] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8273] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] rmdir("./107/bus" [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 8273] mkdir("./file0", 000 [pid 8270] <... futex resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 8270] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] close(3) = 0 [ 126.149714][ T8260] PM: Image not found (code -6) [ 126.153399][ T8268] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5060] rmdir("./105" [pid 5063] umount2("./107/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8273] <... mkdir resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./107/binderfs", [pid 5060] mkdir("./106", 0777 [pid 8273] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8273] <... futex resumed>) = 1 [pid 8270] <... futex resumed>) = 0 [pid 8270] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8270] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8273] mkdir("./bus", 000 [pid 5063] unlink("./107/binderfs" [pid 5060] <... mkdir resumed>) = 0 [pid 8273] <... mkdir resumed>) = 0 [pid 5063] <... unlink resumed>) = 0 [pid 8273] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8264] <... sendfile resumed>) = 4 [pid 5063] umount2("./107/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = 0 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8273] <... futex resumed>) = 1 [pid 8270] <... futex resumed>) = 0 [pid 8264] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8273] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] newfstatat(AT_FDCWD, "./107/file0", [pid 5062] umount2("./106/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8270] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000./strace-static-x86_64: Process 8276 attached [pid 5063] umount2("./107/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(AT_FDCWD, "./106/bus", [pid 8276] set_robust_list(0x555555f856a0, 24 [pid 8273] <... futex resumed>) = 0 [pid 8270] <... futex resumed>) = 1 [pid 8264] <... futex resumed>) = 1 [pid 8262] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8276] <... set_robust_list resumed>) = 0 [pid 8273] mkdir("./file1", 000 [pid 8270] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8264] sendfile(3, 4, NULL, 281474978811911 [pid 8262] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] openat(AT_FDCWD, "./107/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8276] chdir("./106" [pid 8273] <... mkdir resumed>) = 0 [pid 8264] <... sendfile resumed>) = 0 [pid 8262] <... futex resumed>) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5062] umount2("./106/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 8276 [pid 8276] <... chdir resumed>) = 0 [pid 8276] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5063] newfstatat(4, "", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8262] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8264] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8276] <... prctl resumed>) = 0 [pid 8273] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] openat(AT_FDCWD, "./106/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8276] setpgid(0, 0 [pid 8273] <... futex resumed>) = 1 [pid 8270] <... futex resumed>) = 0 [pid 8264] <... futex resumed>) = 0 [pid 8262] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] getdents64(4, [pid 5062] <... openat resumed>) = 4 [pid 8276] <... setpgid resumed>) = 0 [pid 8273] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8270] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8264] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8262] exit_group(0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] newfstatat(4, "", [pid 8276] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8276] <... openat resumed>) = 3 [pid 5063] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] getdents64(4, [pid 5063] close(4 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] <... close resumed>) = 0 [pid 5062] umount2("./106/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] rmdir("./107/file0" [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8270] <... futex resumed>) = 0 [pid 8264] <... futex resumed>) = ? [pid 8262] <... exit_group resumed>) = ? [pid 5063] <... rmdir resumed>) = 0 [pid 8276] write(3, "1000", 4 [pid 8264] +++ exited with 0 +++ [ 126.224636][ T8264] PM: Image not found (code -6) [pid 5062] newfstatat(AT_FDCWD, "./106/bus/file0", [pid 8276] <... write resumed>) = 4 [pid 8270] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8262] +++ exited with 0 +++ [pid 5063] umount2("./107/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8276] close(3) = 0 [pid 8276] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8262, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5062] unlink("./106/bus/file0" [pid 8265] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... unlink resumed>) = 0 [pid 5061] umount2("./106", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 8276] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8273] <... mount resumed>) = 0 [pid 8265] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(4, [pid 5061] openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] close(4 [pid 5061] <... openat resumed>) = 3 [pid 5062] <... close resumed>) = 0 [pid 5061] newfstatat(3, "", [pid 5062] rmdir("./106/bus") = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] umount2("./106/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./106/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(3, [pid 8276] <... futex resumed>) = 0 [pid 5062] unlink("./106/binderfs" [pid 8276] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5062] <... unlink resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] umount2("./106/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8276] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8273] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8265] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./107/file1", [pid 5062] umount2("./106/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8276] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8273] <... futex resumed>) = 1 [pid 8270] <... futex resumed>) = 0 [pid 8265] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8276] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8273] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8270] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8265] <... mmap resumed>) = 0x7fef41191000 [pid 5063] umount2("./107/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(AT_FDCWD, "./106/file0", [pid 8276] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8273] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8270] <... futex resumed>) = 0 [pid 8265] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8276] <... mmap resumed>) = 0x7fef411b2000 [pid 8273] unlink(NULL [pid 8270] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8265] <... mprotect resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./107/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] umount2("./106/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8276] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8273] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8265] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5063] <... openat resumed>) = 4 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8276] <... mprotect resumed>) = 0 [pid 8273] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8265] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] newfstatat(4, "", [pid 5062] openat(AT_FDCWD, "./106/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8276] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8273] <... futex resumed>) = 1 [pid 8270] <... futex resumed>) = 0 [pid 8265] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... openat resumed>) = 4 ./strace-static-x86_64: Process 8278 attached [pid 8276] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8273] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8270] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(4, [pid 5062] newfstatat(4, "", [pid 8278] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8276] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8273] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8270] <... futex resumed>) = 0 [pid 8265] <... clone3 resumed> => {parent_tid=[8278]}, 88) = 8278 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8278] <... rseq resumed>) = 0 [pid 8273] chdir("./bus" [pid 8270] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8265] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] getdents64(4, ./strace-static-x86_64: Process 8279 attached [pid 8278] set_robust_list(0x7fef411b19a0, 24 [pid 8276] <... clone3 resumed> => {parent_tid=[8279]}, 88) = 8279 [pid 8273] <... chdir resumed>) = 0 [pid 8265] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] umount2("./107/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 8279] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8278] <... set_robust_list resumed>) = 0 [pid 8276] rt_sigprocmask(SIG_SETMASK, [], [pid 8273] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8265] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(4, [pid 8279] <... rseq resumed>) = 0 [pid 8278] rt_sigprocmask(SIG_SETMASK, [], [pid 8276] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8273] <... futex resumed>) = 1 [pid 8265] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./107/file1/work", [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8279] set_robust_list(0x7fef411d29a0, 24 [pid 8278] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8276] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8273] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8270] <... futex resumed>) = 0 [pid 8265] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] close(4 [pid 8279] <... set_robust_list resumed>) = 0 [pid 8278] sendfile(3, 4, NULL, 281474978811911 [pid 8276] <... futex resumed>) = 0 [pid 8270] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] umount2("./107/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 8279] rt_sigprocmask(SIG_SETMASK, [], [pid 8276] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8273] <... futex resumed>) = 0 [pid 8270] <... futex resumed>) = 1 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./106/file0" [pid 8279] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8273] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5063] openat(AT_FDCWD, "./107/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 8279] mkdir("./file0", 000 [pid 5063] newfstatat(5, "", [pid 8270] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(5, [pid 8279] <... mkdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8279] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(5, [pid 8279] <... futex resumed>) = 1 [pid 8276] <... futex resumed>) = 0 [pid 8273] <... open resumed>) = 3 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] umount2("./106/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8279] mkdir("./bus", 000 [pid 8276] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8273] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] close(5 [pid 5062] umount2("./106/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8279] <... mkdir resumed>) = 0 [pid 8276] <... futex resumed>) = 0 [pid 8273] <... futex resumed>) = 1 [pid 8270] <... futex resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 126.245922][ T8273] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5061] newfstatat(AT_FDCWD, "./106/bus", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8270] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./106/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8270] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./106/file1", [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8270] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] openat(AT_FDCWD, "./106/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8279] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... openat resumed>) = 4 [pid 8279] <... futex resumed>) = 0 [pid 5062] umount2("./106/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8279] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] newfstatat(4, "", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./106/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5061] getdents64(4, [pid 5062] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8278] <... sendfile resumed>) = 4 [pid 8276] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8273] fcntl(-1, F_SETFL, O_RDONLY [pid 8268] <... sendfile resumed>) = 4 [pid 5063] rmdir("./107/file1/work" [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 8278] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8276] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8273] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8268] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 5061] umount2("./106/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8278] <... futex resumed>) = 1 [pid 8276] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8273] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8268] <... futex resumed>) = 0 [pid 8265] <... futex resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8279] <... futex resumed>) = 0 [pid 8278] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8276] <... futex resumed>) = 1 [pid 8273] <... futex resumed>) = 1 [pid 8270] <... futex resumed>) = 0 [pid 8268] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8265] exit_group(0 [pid 5062] umount2("./106/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(AT_FDCWD, "./106/bus/file0", [pid 8279] mkdir("./file1", 000 [pid 8278] <... futex resumed>) = ? [pid 8276] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8273] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8270] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8268] <... futex resumed>) = ? [pid 8265] <... exit_group resumed>) = ? [pid 5063] umount2("./107/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8279] <... mkdir resumed>) = 0 [pid 8278] +++ exited with 0 +++ [pid 8273] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8270] <... futex resumed>) = 0 [pid 8268] +++ exited with 0 +++ [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8279] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8273] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8270] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] newfstatat(AT_FDCWD, "./106/file1/work", [pid 5061] unlink("./106/bus/file0" [pid 8273] <... openat resumed>) = 4 [pid 8265] +++ exited with 0 +++ [pid 5063] newfstatat(AT_FDCWD, "./107/file1/index", [pid 8273] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8273] <... futex resumed>) = 0 [pid 8273] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8279] <... futex resumed>) = 1 [pid 8276] <... futex resumed>) = 0 [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8265, si_uid=0, si_status=0, si_utime=0, si_stime=4 /* 0.04 s */} --- [pid 5063] umount2("./107/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8276] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8276] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8270] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] <... unlink resumed>) = 0 [pid 5063] openat(AT_FDCWD, "./107/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5063] newfstatat(5, "", [pid 8279] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8270] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(4, [pid 8273] <... futex resumed>) = 0 [pid 8270] <... futex resumed>) = 1 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] umount2("./106/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8273] sendfile(4, 4, NULL, 7 [pid 8270] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./107", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] close(4 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./106/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... close resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... openat resumed>) = 5 [pid 5061] rmdir("./106/bus" [pid 5065] <... openat resumed>) = 3 [pid 5061] <... rmdir resumed>) = 0 [pid 5062] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] newfstatat(3, "", [pid 5062] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [ 126.291024][ T8268] PM: Image not found (code -6) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] getdents64(5, [pid 5061] umount2("./106/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] getdents64(3, [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] close(5 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./107/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./106/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] getdents64(5, [pid 5062] rmdir("./106/file1/work" [pid 5061] unlink("./106/binderfs") = 0 [pid 5061] umount2("./106/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8279] <... mount resumed>) = 0 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... rmdir resumed>) = 0 [pid 5063] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] close(5 [pid 5065] <... umount2 resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5065] umount2("./107/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] newfstatat(AT_FDCWD, "./107/bus", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./106/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] umount2("./107/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] rmdir("./107/file1/index" [pid 5062] newfstatat(AT_FDCWD, "./106/file1/index", [pid 5065] openat(AT_FDCWD, "./107/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5065] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8279] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(4, [pid 5062] umount2("./106/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8279] <... futex resumed>) = 1 [pid 8276] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8279] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8276] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(4, [pid 8279] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8276] <... futex resumed>) = 0 [pid 5065] umount2("./107/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] openat(AT_FDCWD, "./106/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8279] unlink(NULL [pid 8276] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... openat resumed>) = 5 [pid 8279] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5065] newfstatat(AT_FDCWD, "./107/bus/file0", [pid 5063] close(4 [pid 5061] newfstatat(AT_FDCWD, "./106/file0", [pid 8279] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... close resumed>) = 0 [pid 5062] newfstatat(5, "", [pid 8279] <... futex resumed>) = 1 [pid 8276] <... futex resumed>) = 0 [pid 5063] rmdir("./107/file1" [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8279] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8276] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] unlink("./107/bus/file0" [pid 5063] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8279] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8276] <... futex resumed>) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5062] getdents64(5, [pid 5061] umount2("./106/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8276] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8279] chdir("./bus" [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8279] <... chdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] openat(AT_FDCWD, "./106/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8279] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] getdents64(3, [pid 5062] getdents64(5, [pid 8279] <... futex resumed>) = 1 [pid 8276] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... openat resumed>) = 4 [pid 8279] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8276] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] close(3 [pid 5062] close(5 [pid 8279] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8276] <... futex resumed>) = 0 [pid 5065] close(4 [pid 5063] <... close resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] newfstatat(4, "", [pid 8279] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8276] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8279] <... open resumed>) = 3 [pid 5065] <... close resumed>) = 0 [pid 5063] rmdir("./107" [pid 5062] rmdir("./106/file1/index" [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] rmdir("./107/bus" [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] close(4 [pid 5065] <... rmdir resumed>) = 0 [pid 5062] getdents64(4, [pid 5061] <... close resumed>) = 0 [pid 5063] mkdir("./108", 0777 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... mkdir resumed>) = 0 [pid 5062] close(4 [pid 5061] rmdir("./106/file0" [pid 8279] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./107/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] rmdir("./106/file1" [pid 5065] newfstatat(AT_FDCWD, "./107/binderfs", [pid 5061] <... rmdir resumed>) = 0 [pid 8279] <... futex resumed>) = 1 [pid 8276] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] umount2("./106/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8279] fcntl(-1, F_SETFL, O_RDONLY [pid 8276] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] unlink("./107/binderfs" [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8279] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8276] <... futex resumed>) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5062] getdents64(3, [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8279] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8276] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}) = -1 EAGAIN (Resource temporarily unavailable) [pid 8279] <... futex resumed>) = 0 [pid 8276] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./107/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 8279] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8276] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] close(3 [pid 8279] <... openat resumed>) = 4 [pid 8276] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(AT_FDCWD, "./107/file0", [pid 5062] <... close resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [ 126.332938][ T8279] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5062] rmdir("./106"./strace-static-x86_64: Process 8282 attached [pid 8279] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8270] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] umount2("./107/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... rmdir resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./106/file1", [pid 8279] <... futex resumed>) = 1 [pid 8276] <... futex resumed>) = 0 [pid 8270] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 8282 [pid 8279] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8276] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8270] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./107/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] mkdir("./107", 0777 [pid 8282] set_robust_list(0x555555f856a0, 24 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8279] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8276] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 8279] sendfile(4, 4, NULL, 7 [pid 8276] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] close(4) = 0 [pid 8282] <... set_robust_list resumed>) = 0 [pid 8273] <... sendfile resumed>) = 4 [pid 8270] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] rmdir("./107/file0" [pid 5062] <... mkdir resumed>) = 0 [pid 5061] umount2("./106/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8282] chdir("./108" [pid 8270] <... mmap resumed>) = 0x7fef41191000 [pid 5065] <... rmdir resumed>) = 0 [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8284 attached [pid 8273] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8270] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5061] openat(AT_FDCWD, "./106/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8284] set_robust_list(0x555555f856a0, 24 [pid 8282] <... chdir resumed>) = 0 [pid 8273] <... futex resumed>) = 0 [pid 8270] <... mprotect resumed>) = 0 [pid 8284] <... set_robust_list resumed>) = 0 [pid 8273] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8284] chdir("./107" [pid 8282] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5065] umount2("./107/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... openat resumed>) = 4 [pid 8284] <... chdir resumed>) = 0 [pid 8282] <... prctl resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8284] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8282] setpgid(0, 0 [pid 8270] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] newfstatat(4, "", [pid 8284] <... prctl resumed>) = 0 [pid 8282] <... setpgid resumed>) = 0 [pid 8270] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] newfstatat(AT_FDCWD, "./107/file1", [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8284] setpgid(0, 0 [pid 8282] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8270] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] getdents64(4, ./strace-static-x86_64: Process 8285 attached [pid 8284] <... setpgid resumed>) = 0 [pid 8282] <... openat resumed>) = 3 [pid 5065] umount2("./107/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 8284 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8285] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8284] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8270] <... clone3 resumed> => {parent_tid=[8285]}, 88) = 8285 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] umount2("./106/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8285] <... rseq resumed>) = 0 [pid 8284] <... openat resumed>) = 3 [pid 8282] write(3, "1000", 4 [pid 8270] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] openat(AT_FDCWD, "./107/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8285] set_robust_list(0x7fef411b19a0, 24 [pid 8284] write(3, "1000", 4 [pid 8282] <... write resumed>) = 4 [pid 8270] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... openat resumed>) = 4 [pid 8285] <... set_robust_list resumed>) = 0 [pid 8284] <... write resumed>) = 4 [pid 8282] close(3 [pid 8270] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(4, "", [pid 5061] newfstatat(AT_FDCWD, "./106/file1/work", [pid 8285] rt_sigprocmask(SIG_SETMASK, [], [pid 8284] close(3 [pid 8282] <... close resumed>) = 0 [pid 8270] <... futex resumed>) = 0 [pid 8285] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8284] <... close resumed>) = 0 [pid 8285] sendfile(3, 4, NULL, 281474978811911 [pid 8284] symlink("/dev/binderfs", "./binderfs" [pid 8282] symlink("/dev/binderfs", "./binderfs" [pid 8270] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8285] <... sendfile resumed>) = 0 [pid 8284] <... symlink resumed>) = 0 [pid 8282] <... symlink resumed>) = 0 [pid 5065] getdents64(4, [pid 5061] umount2("./106/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8282] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8282] <... futex resumed>) = 0 [pid 5065] umount2("./107/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] openat(AT_FDCWD, "./106/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8282] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... openat resumed>) = 5 [pid 8282] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8282] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5065] newfstatat(AT_FDCWD, "./107/file1/work", [pid 5061] newfstatat(5, "", [pid 8282] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8282] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5065] umount2("./107/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] getdents64(5, [pid 8285] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8284] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8285] <... futex resumed>) = 1 [pid 8282] <... mmap resumed>) = 0x7fef411b2000 [pid 8284] <... futex resumed>) = 0 [pid 8270] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8285] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8284] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8282] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8284] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8270] exit_group(0 [pid 5065] openat(AT_FDCWD, "./107/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] getdents64(5, [pid 8285] <... futex resumed>) = ? [pid 8284] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8282] <... mprotect resumed>) = 0 [pid 8273] <... futex resumed>) = ? [pid 8270] <... exit_group resumed>) = ? [pid 5065] <... openat resumed>) = 5 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8285] +++ exited with 0 +++ [pid 8282] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8273] +++ exited with 0 +++ [pid 5061] close(5 [pid 8282] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] newfstatat(5, "", [pid 5061] <... close resumed>) = 0 [pid 8282] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0}./strace-static-x86_64: Process 8287 attached [pid 8284] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8270] +++ exited with 0 +++ [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] rmdir("./106/file1/work" [pid 8287] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8284] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8287] <... rseq resumed>) = 0 [pid 8287] set_robust_list(0x7fef411d29a0, 24 [pid 8284] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8270, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5065] getdents64(5, [pid 5061] <... rmdir resumed>) = 0 [pid 8287] <... set_robust_list resumed>) = 0 [pid 8284] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8282] <... clone3 resumed> => {parent_tid=[8287]}, 88) = 8287 [pid 8287] rt_sigprocmask(SIG_SETMASK, [], [pid 8284] <... mprotect resumed>) = 0 [pid 8282] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8287] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8284] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8282] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] umount2("./109", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] getdents64(5, [pid 5061] umount2("./106/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8287] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8284] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8282] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8287] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8284] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8282] <... futex resumed>) = 0 [ 126.379990][ T8273] PM: Image not found (code -6) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8288 attached [pid 8287] mkdir("./file0", 000 [pid 8282] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] close(5 [pid 8288] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8284] <... clone3 resumed> => {parent_tid=[8288]}, 88) = 8288 [pid 5065] <... close resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./106/file1/index", [pid 8288] <... rseq resumed>) = 0 [pid 8284] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... openat resumed>) = 3 [pid 5065] rmdir("./107/file1/work" [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8288] set_robust_list(0x7fef411d29a0, 24 [pid 8287] <... mkdir resumed>) = 0 [pid 8284] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] newfstatat(3, "", [pid 5065] <... rmdir resumed>) = 0 [pid 8288] <... set_robust_list resumed>) = 0 [pid 8284] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8288] rt_sigprocmask(SIG_SETMASK, [], [pid 8284] <... futex resumed>) = 0 [pid 8288] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8284] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8288] mkdir("./file0", 000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] umount2("./107/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./106/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] getdents64(3, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8288] <... mkdir resumed>) = 0 [pid 8287] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] newfstatat(AT_FDCWD, "./107/file1/index", [pid 8287] <... futex resumed>) = 1 [pid 8287] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8282] <... futex resumed>) = 0 [pid 5068] umount2("./109/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] openat(AT_FDCWD, "./106/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8288] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8282] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./107/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... openat resumed>) = 5 [pid 8288] <... futex resumed>) = 1 [pid 8287] <... futex resumed>) = 0 [pid 8284] <... futex resumed>) = 0 [pid 8282] <... futex resumed>) = 1 [pid 8288] mkdir("./bus", 000 [pid 8287] mkdir("./bus", 000 [pid 8284] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8282] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(5, "", [pid 8284] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./107/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8284] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... openat resumed>) = 5 [pid 5061] getdents64(5, [pid 5065] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8288] <... mkdir resumed>) = 0 [pid 8287] <... mkdir resumed>) = 0 [pid 8279] <... sendfile resumed>) = 4 [pid 8276] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... umount2 resumed>) = 0 [pid 5065] getdents64(5, [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8288] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8276] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(5, [pid 8288] <... futex resumed>) = 1 [pid 8284] <... futex resumed>) = 0 [pid 8276] <... futex resumed>) = 0 [pid 5068] umount2("./109/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8288] mkdir("./file1", 000 [pid 8284] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8276] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(5, [pid 5061] close(5 [pid 8288] <... mkdir resumed>) = 0 [pid 8287] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8284] <... futex resumed>) = 0 [pid 8279] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./109/bus", [pid 8288] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8287] <... futex resumed>) = 1 [pid 8284] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8282] <... futex resumed>) = 0 [pid 8279] <... futex resumed>) = 0 [pid 8276] <... mmap resumed>) = 0x7fef41191000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] <... close resumed>) = 0 [pid 8288] <... futex resumed>) = 0 [pid 8287] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8284] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8282] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8279] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8276] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] rmdir("./106/file1/index" [pid 5065] close(5 [pid 8288] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8287] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8284] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8282] <... futex resumed>) = 0 [pid 8287] mkdir("./file1", 000 [pid 8284] <... futex resumed>) = 0 [pid 8287] <... mkdir resumed>) = 0 [pid 8284] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... rmdir resumed>) = 0 [pid 8287] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8288] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8282] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8276] <... mprotect resumed>) = 0 [pid 5068] umount2("./109/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... close resumed>) = 0 [pid 5061] getdents64(4, [pid 8288] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5065] rmdir("./107/file1/index" [pid 8287] <... futex resumed>) = 0 [pid 8282] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8287] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8282] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./109/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8287] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8282] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 8287] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8282] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80 [ 126.433322][ T8279] PM: Image not found (code -6) [pid 5068] umount2("./109/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8276] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] getdents64(4, [pid 5061] close(4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./109/bus/file0", {st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] unlink("./109/bus/file0") = 0 [pid 5068] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] close(4) = 0 [pid 5068] rmdir("./109/bus") = 0 [pid 5068] umount2("./109/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./109/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] unlink("./109/binderfs" [pid 8288] <... mount resumed>) = 0 [pid 8276] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... close resumed>) = 0 [pid 8288] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8276] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] close(4 [pid 5061] rmdir("./106/file1"./strace-static-x86_64: Process 8289 attached [pid 8288] <... futex resumed>) = 1 [pid 8284] <... futex resumed>) = 0 [pid 5068] <... unlink resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 8289] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8288] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8284] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8276] <... clone3 resumed> => {parent_tid=[8289]}, 88) = 8289 [pid 5068] umount2("./109/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] rmdir("./107/file1" [pid 8287] <... mount resumed>) = 0 [pid 5061] getdents64(3, [pid 8289] <... rseq resumed>) = 0 [pid 8288] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8284] <... futex resumed>) = 0 [pid 8276] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... rmdir resumed>) = 0 [pid 8289] set_robust_list(0x7fef411b19a0, 24 [pid 8288] unlink(NULL [pid 8287] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8284] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8276] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] newfstatat(AT_FDCWD, "./109/file0", [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 8289] <... set_robust_list resumed>) = 0 [pid 8287] <... futex resumed>) = 1 [pid 8282] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8289] rt_sigprocmask(SIG_SETMASK, [], [pid 8287] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8282] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8289] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8287] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8282] <... futex resumed>) = 0 [pid 5068] umount2("./109/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8289] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8287] unlink(NULL [pid 8282] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8276] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8289] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8288] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8287] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8276] <... futex resumed>) = 0 [pid 5061] close(3 [pid 8289] sendfile(3, 4, NULL, 281474978811911 [pid 8288] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./109/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8289] <... sendfile resumed>) = 0 [pid 8288] <... futex resumed>) = 1 [pid 8287] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8284] <... futex resumed>) = 0 [pid 8276] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... openat resumed>) = 4 [pid 5061] <... close resumed>) = 0 [pid 8289] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8288] chdir("./bus" [pid 8287] <... futex resumed>) = 1 [pid 8284] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8282] <... futex resumed>) = 0 [pid 8276] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] rmdir("./106" [pid 8289] <... futex resumed>) = 0 [pid 8288] <... chdir resumed>) = 0 [pid 8287] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8284] <... futex resumed>) = 0 [pid 8282] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(4, "", [pid 8289] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8287] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8282] <... futex resumed>) = 0 [pid 8287] chdir("./bus" [pid 8282] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8288] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8287] <... chdir resumed>) = 0 [pid 8284] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8276] exit_group(0 [pid 5061] <... rmdir resumed>) = 0 [pid 8289] <... futex resumed>) = ? [pid 8288] <... futex resumed>) = 0 [pid 8287] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8284] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8279] <... futex resumed>) = ? [pid 8276] <... exit_group resumed>) = ? [pid 5068] getdents64(4, [pid 5061] mkdir("./107", 0777 [pid 8289] +++ exited with 0 +++ [pid 8288] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8287] <... futex resumed>) = 1 [pid 8284] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8282] <... futex resumed>) = 0 [pid 8279] +++ exited with 0 +++ [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(3, [pid 8287] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8282] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 8288] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8287] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8282] <... futex resumed>) = 0 [pid 8288] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8287] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8282] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8288] <... open resumed>) = 3 [pid 8287] <... open resumed>) = 3 [pid 8284] <... futex resumed>) = 0 [pid 5068] close(4 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] <... mkdir resumed>) = 0 [pid 8284] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] close(3 [pid 5068] <... close resumed>) = 0 [pid 5065] <... close resumed>) = 0 [pid 5065] rmdir("./107" [pid 5068] rmdir("./109/file0") = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 8288] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8287] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8276] +++ exited with 0 +++ [pid 5068] umount2("./109/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] mkdir("./108", 0777 [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8288] <... futex resumed>) = 1 [pid 8287] <... futex resumed>) = 1 [pid 8284] <... futex resumed>) = 0 [pid 8282] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... mkdir resumed>) = 0 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8276, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- ./strace-static-x86_64: Process 8290 attached [pid 8288] fcntl(-1, F_SETFL, O_RDONLY [pid 8287] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8284] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8282] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(AT_FDCWD, "./109/file1", [pid 8288] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8287] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8284] <... futex resumed>) = 0 [pid 8282] <... futex resumed>) = 0 [pid 8288] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8287] fcntl(-1, F_SETFL, O_RDONLY [pid 8284] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8282] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8288] <... futex resumed>) = 0 [pid 8287] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8284] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 8290 [pid 5060] umount2("./106", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8290] set_robust_list(0x555555f856a0, 24 [pid 8288] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8287] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8284] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./109/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8284] <... futex resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8284] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] openat(AT_FDCWD, "./106", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8290] <... set_robust_list resumed>) = 0 [pid 8288] <... openat resumed>) = 4 [pid 8287] <... futex resumed>) = 1 [pid 8282] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 3 [pid 8290] chdir("./107" [pid 8282] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./109/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] newfstatat(3, "", ./strace-static-x86_64: Process 8291 attached [pid 8290] <... chdir resumed>) = 0 [pid 8288] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8287] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8282] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8291] set_robust_list(0x555555f856a0, 24 [pid 8288] <... futex resumed>) = 1 [pid 8284] <... futex resumed>) = 0 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 8291 [pid 5060] getdents64(3, [pid 8291] <... set_robust_list resumed>) = 0 [pid 8288] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8287] <... openat resumed>) = 4 [pid 8284] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8282] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(4, "", [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 8291] chdir("./108" [pid 8290] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8288] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8287] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8284] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./106/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8290] <... prctl resumed>) = 0 [pid 8288] sendfile(4, 4, NULL, 7 [pid 8287] <... futex resumed>) = 1 [pid 8284] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8282] <... futex resumed>) = 0 [pid 5068] getdents64(4, [pid 8291] <... chdir resumed>) = 0 [pid 8290] setpgid(0, 0 [pid 8287] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8282] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8291] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8290] <... setpgid resumed>) = 0 [pid 8287] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8282] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8291] <... prctl resumed>) = 0 [pid 8290] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8287] sendfile(4, 4, NULL, 7 [pid 8282] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8291] setpgid(0, 0 [pid 8290] <... openat resumed>) = 3 [pid 5068] umount2("./109/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8291] <... setpgid resumed>) = 0 [pid 8290] write(3, "1000", 4 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8291] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5068] newfstatat(AT_FDCWD, "./109/file1/work", [pid 8291] <... openat resumed>) = 3 [pid 8290] <... write resumed>) = 4 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8290] close(3 [pid 5068] umount2("./109/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8291] write(3, "1000", 4 [pid 8290] <... close resumed>) = 0 [pid 8291] <... write resumed>) = 4 [pid 8290] symlink("/dev/binderfs", "./binderfs" [pid 8291] close(3 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./109/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8291] <... close resumed>) = 0 [pid 8290] <... symlink resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 8291] symlink("/dev/binderfs", "./binderfs" [pid 5068] newfstatat(5, "", [pid 8291] <... symlink resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 126.462850][ T8288] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 126.468516][ T8287] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5068] getdents64(5, [pid 8291] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8290] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = 0 [pid 8291] <... futex resumed>) = 0 [pid 8290] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8290] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8291] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8290] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5060] umount2("./106/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8291] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] getdents64(5, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(AT_FDCWD, "./106/bus", [pid 8291] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8290] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8291] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8290] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8291] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8290] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8291] <... mmap resumed>) = 0x7fef411b2000 [pid 8290] <... mmap resumed>) = 0x7fef411b2000 [pid 5068] close(5 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8291] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8290] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... close resumed>) = 0 [pid 5060] umount2("./106/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8291] <... mprotect resumed>) = 0 [pid 8290] <... mprotect resumed>) = 0 [pid 5068] rmdir("./109/file1/work" [pid 8291] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8290] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./106/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8291] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8290] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8291] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0}./strace-static-x86_64: Process 8294 attached [pid 8290] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] umount2("./109/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... openat resumed>) = 4 [pid 8294] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 5060] newfstatat(4, "", [pid 8294] <... rseq resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8295 attached [pid 8291] <... clone3 resumed> => {parent_tid=[8294]}, 88) = 8294 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8295] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8291] rt_sigprocmask(SIG_SETMASK, [], [pid 8290] <... clone3 resumed> => {parent_tid=[8295]}, 88) = 8295 [pid 8295] <... rseq resumed>) = 0 [pid 8291] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8291] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8295] set_robust_list(0x7fef411d29a0, 24 [pid 8291] <... futex resumed>) = 0 [pid 8290] rt_sigprocmask(SIG_SETMASK, [], [pid 8295] <... set_robust_list resumed>) = 0 [pid 8291] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8295] rt_sigprocmask(SIG_SETMASK, [], [pid 8290] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8295] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8290] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8295] mkdir("./file0", 000 [pid 8290] <... futex resumed>) = 0 [pid 8290] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8295] <... mkdir resumed>) = 0 [pid 8294] set_robust_list(0x7fef411d29a0, 24 [pid 5068] newfstatat(AT_FDCWD, "./109/file1/index", [pid 5060] getdents64(4, [pid 8294] <... set_robust_list resumed>) = 0 [pid 8288] <... sendfile resumed>) = 4 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8294] rt_sigprocmask(SIG_SETMASK, [], [pid 8288] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./109/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 8294] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8288] <... futex resumed>) = 1 [pid 8284] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./106/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8295] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8294] mkdir("./file0", 000 [pid 8288] sendfile(3, 4, NULL, 281474978811911 [pid 8284] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./109/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8295] <... futex resumed>) = 1 [pid 8290] <... futex resumed>) = 0 [pid 8288] <... sendfile resumed>) = 0 [pid 8284] <... futex resumed>) = 0 [pid 5068] <... openat resumed>) = 5 [pid 5060] newfstatat(AT_FDCWD, "./106/bus/file0", [pid 8295] mkdir("./bus", 000 [pid 8290] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8284] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(5, "", [pid 8295] <... mkdir resumed>) = 0 [pid 8294] <... mkdir resumed>) = 0 [pid 8290] <... futex resumed>) = 0 [pid 8288] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] getdents64(5, [pid 5060] unlink("./106/bus/file0" [pid 8290] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8295] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(5, [pid 8294] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8288] <... futex resumed>) = 1 [pid 8284] <... futex resumed>) = 0 [pid 5060] <... unlink resumed>) = 0 [pid 8295] <... futex resumed>) = 1 [pid 8294] <... futex resumed>) = 1 [pid 8291] <... futex resumed>) = 0 [pid 8290] <... futex resumed>) = 0 [pid 8288] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8284] exit_group(0 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] getdents64(4, [pid 8295] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8294] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8291] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8290] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8288] <... futex resumed>) = ? [pid 8284] <... exit_group resumed>) = ? [pid 5068] close(5 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8295] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8294] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8291] <... futex resumed>) = 0 [pid 8290] <... futex resumed>) = 0 [pid 8295] mkdir("./file1", 000 [pid 8291] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8290] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 5060] close(4 [pid 8295] <... mkdir resumed>) = 0 [pid 8282] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5060] <... close resumed>) = 0 [pid 8294] mkdir("./bus", 000 [pid 5068] rmdir("./109/file1/index" [pid 8282] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8295] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8282] <... futex resumed>) = 0 [pid 8295] <... futex resumed>) = 1 [pid 8290] <... futex resumed>) = 0 [pid 8282] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... rmdir resumed>) = 0 [pid 8294] <... mkdir resumed>) = 0 [pid 8282] <... mmap resumed>) = 0x7fef41191000 [ 126.549910][ T8288] PM: Image not found (code -6) [pid 5060] rmdir("./106/bus" [pid 8295] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8290] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8282] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 8294] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8290] <... futex resumed>) = 0 [pid 8288] +++ exited with 0 +++ [pid 8284] +++ exited with 0 +++ [pid 5068] getdents64(4, [pid 5060] <... rmdir resumed>) = 0 [pid 8294] <... futex resumed>) = 1 [pid 5060] umount2("./106/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8294] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8284, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] close(4 [pid 5062] umount2("./107", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] newfstatat(AT_FDCWD, "./106/binderfs", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... close resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] rmdir("./109/file1" [pid 5062] <... openat resumed>) = 3 [pid 5060] unlink("./106/binderfs" [pid 5068] <... rmdir resumed>) = 0 [pid 5062] newfstatat(3, "", [pid 5060] <... unlink resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] umount2("./106/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8295] <... mount resumed>) = 0 [pid 8291] <... futex resumed>) = 0 [pid 8290] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8282] <... mprotect resumed>) = 0 [pid 5068] getdents64(3, [pid 5062] getdents64(3, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8295] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8291] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8290] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8282] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5060] newfstatat(AT_FDCWD, "./106/file0", [pid 8295] <... futex resumed>) = 0 [pid 8294] <... futex resumed>) = 0 [pid 8291] <... futex resumed>) = 1 [pid 8290] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8282] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] close(3 [pid 5062] umount2("./107/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8295] unlink(NULL [pid 8294] mkdir("./file1", 000 [pid 8291] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8290] <... futex resumed>) = 0 [pid 8282] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8295] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8290] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8295] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8282] <... clone3 resumed> => {parent_tid=[8298]}, 88) = 8298 [pid 8295] <... futex resumed>) = 1 [pid 8290] <... futex resumed>) = 0 [pid 8282] rt_sigprocmask(SIG_SETMASK, [], [pid 8295] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8290] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8282] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8295] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8290] <... futex resumed>) = 0 [pid 8282] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8290] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8282] <... futex resumed>) = 0 [pid 8295] chdir("./bus" [pid 8282] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8295] <... chdir resumed>) = 0 [pid 8295] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8290] <... futex resumed>) = 0 [pid 8290] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8290] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8295] <... futex resumed>) = 1 ./strace-static-x86_64: Process 8298 attached [pid 8295] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8294] <... mkdir resumed>) = 0 [pid 8287] <... sendfile resumed>) = 4 [pid 5068] <... close resumed>) = 0 [pid 5062] <... umount2 resumed>) = 0 [pid 5060] umount2("./106/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8298] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8287] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./107/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8298] <... rseq resumed>) = 0 [pid 8294] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8287] <... futex resumed>) = 0 [pid 5068] rmdir("./109" [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./106/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8298] set_robust_list(0x7fef411b19a0, 24 [pid 8294] <... futex resumed>) = 1 [pid 8291] <... futex resumed>) = 0 [pid 8287] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] newfstatat(AT_FDCWD, "./107/bus", [pid 5060] <... openat resumed>) = 4 [pid 8298] <... set_robust_list resumed>) = 0 [pid 8294] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8291] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] newfstatat(4, "", [pid 8298] rt_sigprocmask(SIG_SETMASK, [], [pid 8291] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8298] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8291] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] mkdir("./110", 0777 [pid 5060] getdents64(4, [pid 8298] sendfile(3, 4, NULL, 281474978811911 [pid 5062] umount2("./107/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 8298] <... sendfile resumed>) = 0 [pid 5068] <... mkdir resumed>) = 0 [pid 5060] getdents64(4, [pid 8298] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8298] <... futex resumed>) = 1 [pid 5062] openat(AT_FDCWD, "./107/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] close(4 [pid 8298] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8295] <... open resumed>) = 3 [pid 8282] <... futex resumed>) = 0 [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] <... close resumed>) = 0 [pid 8295] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8282] exit_group(0 [pid 5062] <... openat resumed>) = 4 [pid 5060] rmdir("./106/file0" [pid 8298] <... futex resumed>) = ? [pid 8282] <... exit_group resumed>) = ? [pid 5060] <... rmdir resumed>) = 0 [pid 8298] +++ exited with 0 +++ [pid 5062] newfstatat(4, "", [pid 5060] umount2("./106/file1", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 8299 attached [pid 8295] <... futex resumed>) = 1 [pid 8290] <... futex resumed>) = 0 [pid 8287] <... futex resumed>) = ? [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8299] set_robust_list(0x555555f856a0, 24 [pid 8290] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] newfstatat(AT_FDCWD, "./106/file1", [pid 8299] <... set_robust_list resumed>) = 0 [pid 5062] getdents64(4, [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] umount2("./106/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 8299] chdir("./110" [pid 5062] umount2("./107/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./106/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8299] <... chdir resumed>) = 0 [pid 8295] fcntl(-1, F_SETFL, O_RDONLY [pid 8290] <... futex resumed>) = 0 [pid 8287] +++ exited with 0 +++ [pid 8282] +++ exited with 0 +++ [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 8299 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... openat resumed>) = 4 [pid 8299] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8295] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8290] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8299] <... prctl resumed>) = 0 [pid 8295] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8290] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8282, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5062] newfstatat(AT_FDCWD, "./107/bus/file0", [pid 5060] newfstatat(4, "", [pid 8299] setpgid(0, 0 [pid 8295] <... futex resumed>) = 0 [pid 8290] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] restart_syscall(<... resuming interrupted clone ...> [pid 8299] <... setpgid resumed>) = 0 [pid 8295] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8290] <... futex resumed>) = 0 [pid 5063] <... restart_syscall resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [ 126.573385][ T8295] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 126.602737][ T8287] PM: Image not found (code -6) [pid 8299] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8295] <... openat resumed>) = 4 [pid 8290] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] unlink("./107/bus/file0" [pid 5060] getdents64(4, [pid 8299] <... openat resumed>) = 3 [pid 8295] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8290] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] umount2("./108", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... unlink resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8299] write(3, "1000", 4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./106/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8299] <... write resumed>) = 4 [pid 5063] openat(AT_FDCWD, "./108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] getdents64(4, [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... openat resumed>) = 3 [pid 8299] close(3 [pid 5063] newfstatat(3, "", [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] newfstatat(AT_FDCWD, "./106/file1/work", [pid 8299] <... close resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8299] symlink("/dev/binderfs", "./binderfs" [pid 5063] getdents64(3, [pid 5062] close(4 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 8299] <... symlink resumed>) = 0 [pid 5063] umount2("./108/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 5062] rmdir("./107/bus" [pid 5060] umount2("./106/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... rmdir resumed>) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8299] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] openat(AT_FDCWD, "./106/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8299] <... futex resumed>) = 0 [pid 5060] <... openat resumed>) = 5 [pid 8299] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, NULL, 8) = 0 [pid 8299] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5060] newfstatat(5, "", [pid 8299] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] umount2("./107/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8299] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8299] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5062] newfstatat(AT_FDCWD, "./107/binderfs", [pid 8299] <... mprotect resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8299] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5060] close(5 [pid 5062] unlink("./107/binderfs" [pid 5060] <... close resumed>) = 0 [pid 8295] <... futex resumed>) = 0 [pid 8290] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8295] sendfile(4, 4, NULL, 7 [pid 8290] <... futex resumed>) = 0 [pid 8299] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8290] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... unlink resumed>) = 0 [pid 5060] rmdir("./106/file1/work" [pid 8299] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} => {parent_tid=[8301]}, 88) = 8301 ./strace-static-x86_64: Process 8301 attached [pid 8294] <... mount resumed>) = 0 [pid 5062] umount2("./107/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... rmdir resumed>) = 0 [pid 8301] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8299] rt_sigprocmask(SIG_SETMASK, [], [pid 8294] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] umount2("./106/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8301] <... rseq resumed>) = 0 [pid 8294] <... futex resumed>) = 1 [pid 8291] <... futex resumed>) = 0 [pid 8299] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8301] set_robust_list(0x7fef411d29a0, 24 [pid 8294] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5060] newfstatat(AT_FDCWD, "./106/file1/index", [pid 8301] <... set_robust_list resumed>) = 0 [pid 8299] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8294] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8291] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8301] rt_sigprocmask(SIG_SETMASK, [], [pid 8299] <... futex resumed>) = 0 [pid 8294] unlink(NULL [pid 8291] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./107/file0", [pid 5060] umount2("./106/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8301] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8299] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8294] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8291] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8301] mkdir("./file0", 000 [pid 8294] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] umount2("./107/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] openat(AT_FDCWD, "./106/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8294] <... futex resumed>) = 1 [pid 5060] <... openat resumed>) = 5 [pid 8294] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8291] <... futex resumed>) = 0 [pid 8291] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] openat(AT_FDCWD, "./107/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8294] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8291] <... futex resumed>) = 0 [pid 5062] <... openat resumed>) = 4 [pid 5060] newfstatat(5, "", [pid 8301] <... mkdir resumed>) = 0 [pid 8294] chdir("./bus" [pid 8291] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... umount2 resumed>) = 0 [pid 5062] newfstatat(4, "", [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8301] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8294] <... chdir resumed>) = 0 [pid 5063] umount2("./108/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(5, [pid 8301] <... futex resumed>) = 1 [pid 8299] <... futex resumed>) = 0 [pid 8294] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(4, [pid 8301] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8299] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8294] <... futex resumed>) = 1 [pid 8291] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./108/bus", [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8299] <... futex resumed>) = 0 [pid 8294] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8291] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] getdents64(4, [pid 8301] mkdir("./bus", 000 [pid 8299] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8291] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] getdents64(5, [pid 8291] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] close(4 [pid 8301] <... mkdir resumed>) = 0 [pid 8294] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] umount2("./108/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] rmdir("./107/file0" [pid 5060] close(5 [pid 8301] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8294] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... rmdir resumed>) = 0 [pid 8301] <... futex resumed>) = 1 [pid 8299] <... futex resumed>) = 0 [pid 5062] umount2("./107/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] <... close resumed>) = 0 [pid 8301] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8299] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8299] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./107/file1", [pid 8301] mkdir("./file1", 000 [pid 8299] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8294] <... open resumed>) = 3 [pid 5063] openat(AT_FDCWD, "./108/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] rmdir("./106/file1/index" [pid 8301] <... mkdir resumed>) = 0 [pid 5062] umount2("./107/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5062] openat(AT_FDCWD, "./107/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8301] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... openat resumed>) = 4 [pid 5062] newfstatat(4, "", [pid 8301] <... futex resumed>) = 1 [pid 8299] <... futex resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8301] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8299] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 8301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8299] <... futex resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8301] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8299] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... openat resumed>) = 4 [pid 5062] umount2("./107/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(4, "", [pid 8294] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... rmdir resumed>) = 0 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8294] <... futex resumed>) = 1 [pid 8291] <... futex resumed>) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, [pid 8291] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8294] fcntl(-1, F_SETFL, O_RDONLY [pid 8291] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] getdents64(4, [pid 5060] close(4 [pid 8294] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8294] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] <... close resumed>) = 0 [pid 8294] <... futex resumed>) = 1 [pid 8291] <... futex resumed>) = 0 [pid 5063] umount2("./108/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(AT_FDCWD, "./107/file1/work", [pid 5060] rmdir("./106/file1" [pid 8294] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8291] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8291] <... futex resumed>) = 0 [pid 5062] umount2("./107/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8294] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8291] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] newfstatat(AT_FDCWD, "./108/bus/file0", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... rmdir resumed>) = 0 [pid 8294] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] openat(AT_FDCWD, "./107/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(3, [pid 8294] <... openat resumed>) = 4 [ 126.632519][ T8294] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5063] unlink("./108/bus/file0" [pid 5062] <... openat resumed>) = 5 [pid 8294] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... unlink resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 8294] <... futex resumed>) = 1 [pid 5063] getdents64(4, [pid 5060] close(3 [pid 8294] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] <... close resumed>) = 0 [pid 5063] close(4 [pid 5060] rmdir("./106" [pid 5063] <... close resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 5063] rmdir("./108/bus" [pid 5060] mkdir("./107", 0777 [pid 5063] <... rmdir resumed>) = 0 [pid 5060] <... mkdir resumed>) = 0 [pid 5063] umount2("./108/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./108/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] unlink("./108/binderfs") = 0 [pid 5063] umount2("./108/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./108/file0", [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8291] <... futex resumed>) = 0 [pid 8290] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5063] umount2("./108/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(5, "", [pid 8291] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8290] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./108/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8294] <... futex resumed>) = 0 [pid 8291] <... futex resumed>) = 1 [pid 8290] <... futex resumed>) = 0 [pid 5063] <... openat resumed>) = 4 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 8303 attached [pid 8294] sendfile(4, 4, NULL, 7 [pid 8291] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8290] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] newfstatat(4, "", [pid 5062] getdents64(5, [pid 8303] set_robust_list(0x555555f856a0, 24 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] close(4) = 0 [pid 5063] rmdir("./108/file0" [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 8303 [pid 5063] <... rmdir resumed>) = 0 [pid 5063] umount2("./108/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./108/file1", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./108/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./108/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5063] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] umount2("./108/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./108/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] umount2("./108/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./108/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5063] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] close(5) = 0 [pid 5063] rmdir("./108/file1/work") = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8303] <... set_robust_list resumed>) = 0 [pid 8290] <... mmap resumed>) = 0x7fef41191000 [pid 5062] getdents64(5, [pid 8295] <... sendfile resumed>) = 4 [pid 8303] chdir("./107" [pid 8295] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8290] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8303] <... chdir resumed>) = 0 [pid 8295] <... futex resumed>) = 0 [pid 8290] <... mprotect resumed>) = 0 [pid 5063] umount2("./108/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] close(5 [pid 8303] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8295] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5063] newfstatat(AT_FDCWD, "./108/file1/index", [pid 5062] <... close resumed>) = 0 [pid 8303] <... prctl resumed>) = 0 [pid 8290] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5062] rmdir("./107/file1/work" [pid 8303] setpgid(0, 0 [pid 8290] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8303] <... setpgid resumed>) = 0 [pid 8290] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5063] umount2("./108/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... rmdir resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8305 attached [pid 8303] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8290] <... clone3 resumed> => {parent_tid=[8305]}, 88) = 8305 [pid 5062] umount2("./107/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8305] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 5063] openat(AT_FDCWD, "./108/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8305] <... rseq resumed>) = 0 [pid 8303] <... openat resumed>) = 3 [pid 8290] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] <... openat resumed>) = 5 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8305] set_robust_list(0x7fef411b19a0, 24 [pid 8290] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] newfstatat(5, "", [pid 5062] newfstatat(AT_FDCWD, "./107/file1/index", [pid 8305] <... set_robust_list resumed>) = 0 [pid 8290] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8305] rt_sigprocmask(SIG_SETMASK, [], [pid 8290] <... futex resumed>) = 0 [pid 5063] getdents64(5, [pid 5062] umount2("./107/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8305] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8290] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8305] sendfile(3, 4, NULL, 281474978811911 [pid 5063] getdents64(5, [pid 8305] <... sendfile resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./107/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8303] write(3, "1000", 4 [pid 8305] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8305] <... futex resumed>) = 1 [pid 8290] <... futex resumed>) = 0 [pid 5063] close(5 [pid 8305] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8290] exit_group(0 [pid 5063] <... close resumed>) = 0 [pid 8305] <... futex resumed>) = ? [pid 8303] <... write resumed>) = 4 [pid 8295] <... futex resumed>) = ? [pid 8290] <... exit_group resumed>) = ? [pid 5062] <... openat resumed>) = 5 [pid 8305] +++ exited with 0 +++ [pid 8303] close(3 [pid 8301] <... mount resumed>) = 0 [pid 8295] +++ exited with 0 +++ [pid 8290] +++ exited with 0 +++ [pid 5063] rmdir("./108/file1/index" [pid 5062] newfstatat(5, "", [pid 8303] <... close resumed>) = 0 [pid 8301] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8303] symlink("/dev/binderfs", "./binderfs" [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8290, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5062] getdents64(5, [pid 8301] <... futex resumed>) = 1 [pid 8299] <... futex resumed>) = 0 [pid 5061] restart_syscall(<... resuming interrupted clone ...> [pid 8303] <... symlink resumed>) = 0 [pid 8301] unlink(NULL [pid 8299] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] <... restart_syscall resumed>) = 0 [pid 8301] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8299] <... futex resumed>) = 0 [pid 5063] getdents64(4, [pid 5062] getdents64(5, [pid 8301] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8299] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8301] <... futex resumed>) = 0 [pid 8299] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] close(4 [pid 8301] chdir("./bus" [pid 8299] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... close resumed>) = 0 [pid 8301] <... chdir resumed>) = 0 [pid 5063] rmdir("./108/file1" [pid 5061] umount2("./107", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8299] <... futex resumed>) = 0 [pid 8303] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8301] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] close(5 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8299] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8301] <... futex resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8303] <... futex resumed>) = 0 [pid 8301] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8299] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5063] getdents64(3, [pid 5062] rmdir("./107/file1/index" [pid 5061] <... openat resumed>) = 3 [pid 8303] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8301] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8299] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] newfstatat(3, "", [pid 8303] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8301] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8299] <... futex resumed>) = 0 [pid 5063] close(3 [pid 5062] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8303] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8299] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] getdents64(3, [pid 8303] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5062] getdents64(4, [pid 8303] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] <... close resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 8303] <... mmap resumed>) = 0x7fef411b2000 [pid 5063] rmdir("./108" [pid 5062] close(4 [pid 8303] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5061] umount2("./107/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8303] <... mprotect resumed>) = 0 [pid 5062] rmdir("./107/file1" [pid 5063] mkdir("./109", 0777 [pid 5062] <... rmdir resumed>) = 0 [pid 5062] getdents64(3, [pid 8303] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8301] <... open resumed>) = 3 [pid 5063] <... mkdir resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 8303] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8303] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8301] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] close(3) = 0 ./strace-static-x86_64: Process 8306 attached [pid 8301] <... futex resumed>) = 1 [pid 8299] <... futex resumed>) = 0 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5062] rmdir("./107" [pid 8299] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8306] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8303] <... clone3 resumed> => {parent_tid=[8306]}, 88) = 8306 [pid 8301] fcntl(-1, F_SETFL, O_RDONLY [pid 8299] <... futex resumed>) = 0 [pid 8303] rt_sigprocmask(SIG_SETMASK, [], [pid 8301] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8299] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8307 attached [pid 8303] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8301] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8299] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8307] set_robust_list(0x555555f856a0, 24 [pid 8306] <... rseq resumed>) = 0 [pid 8303] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8301] <... futex resumed>) = 0 [pid 8299] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... rmdir resumed>) = 0 [pid 8307] <... set_robust_list resumed>) = 0 [pid 8306] set_robust_list(0x7fef411d29a0, 24 [pid 8303] <... futex resumed>) = 0 [pid 8301] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8299] <... futex resumed>) = 0 [pid 5062] mkdir("./108", 0777 [pid 8307] chdir("./109" [pid 8306] <... set_robust_list resumed>) = 0 [pid 8303] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8301] <... openat resumed>) = 4 [pid 8299] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 8307 [pid 8307] <... chdir resumed>) = 0 [pid 8306] rt_sigprocmask(SIG_SETMASK, [], [pid 8301] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... mkdir resumed>) = 0 [pid 8307] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8306] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8306] mkdir("./file0", 000 [pid 8307] <... prctl resumed>) = 0 [pid 8301] <... futex resumed>) = 1 [pid 8299] <... futex resumed>) = 0 [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8308 attached [pid 8307] setpgid(0, 0 [pid 8301] sendfile(4, 4, NULL, 7 [pid 8299] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8306] <... mkdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = 0 [pid 8308] set_robust_list(0x555555f856a0, 24 [pid 8307] <... setpgid resumed>) = 0 [pid 8306] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8299] <... futex resumed>) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 8308 [pid 5061] umount2("./107/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8308] <... set_robust_list resumed>) = 0 [pid 8307] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8306] <... futex resumed>) = 1 [pid 8303] <... futex resumed>) = 0 [pid 8299] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8308] chdir("./108" [pid 8306] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8303] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(AT_FDCWD, "./107/bus", [pid 8308] <... chdir resumed>) = 0 [pid 8307] <... openat resumed>) = 3 [pid 8306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8303] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8308] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8307] write(3, "1000", 4 [pid 8306] mkdir("./bus", 000 [pid 8303] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] umount2("./107/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8308] <... prctl resumed>) = 0 [pid 8306] <... mkdir resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./107/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8308] setpgid(0, 0 [pid 5061] <... openat resumed>) = 4 [pid 8308] <... setpgid resumed>) = 0 [pid 8307] <... write resumed>) = 4 [pid 5061] newfstatat(4, "", [pid 8308] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8307] close(3 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8307] <... close resumed>) = 0 [pid 8306] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8308] <... openat resumed>) = 3 [pid 5061] getdents64(4, [pid 8308] write(3, "1000", 4 [pid 8307] symlink("/dev/binderfs", "./binderfs" [pid 8306] <... futex resumed>) = 1 [pid 8303] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 8308] <... write resumed>) = 4 [pid 8306] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8303] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./107/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8308] close(3 [pid 8307] <... symlink resumed>) = 0 [pid 8306] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8303] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8308] <... close resumed>) = 0 [pid 8307] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8306] mkdir("./file1", 000 [pid 8303] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(AT_FDCWD, "./107/bus/file0", [pid 8308] symlink("/dev/binderfs", "./binderfs" [pid 8307] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8308] <... symlink resumed>) = 0 [ 126.688722][ T8295] PM: Image not found (code -6) [ 126.696739][ T8301] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 8307] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8306] <... mkdir resumed>) = 0 [pid 5061] unlink("./107/bus/file0" [pid 8307] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 8307] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8306] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(4, [pid 8307] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8306] <... futex resumed>) = 1 [pid 8303] <... futex resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8307] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8303] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] close(4 [pid 8307] <... mmap resumed>) = 0x7fef411b2000 [pid 8306] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8303] <... futex resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 8308] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8307] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8303] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] rmdir("./107/bus" [pid 8308] <... futex resumed>) = 0 [pid 8307] <... mprotect resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 8308] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8307] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] umount2("./107/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8308] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8307] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8308] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8307] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0}./strace-static-x86_64: Process 8310 attached [pid 8308] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8291] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8308] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8307] <... clone3 resumed> => {parent_tid=[8310]}, 88) = 8310 [pid 8291] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8308] <... mmap resumed>) = 0x7fef411b2000 [pid 8307] rt_sigprocmask(SIG_SETMASK, [], [pid 8291] <... futex resumed>) = 0 [pid 8308] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8307] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8291] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8308] <... mprotect resumed>) = 0 [pid 8307] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8291] <... mmap resumed>) = 0x7fef41191000 [pid 8308] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8307] <... futex resumed>) = 0 [pid 8291] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 8308] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8307] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8291] <... mprotect resumed>) = 0 [pid 8308] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8291] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8308] <... clone3 resumed> => {parent_tid=[8311]}, 88) = 8311 [pid 8291] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0}./strace-static-x86_64: Process 8312 attached [pid 8308] rt_sigprocmask(SIG_SETMASK, [], [pid 8312] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8308] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8291] <... clone3 resumed> => {parent_tid=[8312]}, 88) = 8312 [pid 8312] <... rseq resumed>) = 0 [pid 8308] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8291] rt_sigprocmask(SIG_SETMASK, [], [pid 8312] set_robust_list(0x7fef411b19a0, 24 [pid 8308] <... futex resumed>) = 0 [pid 8291] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8312] <... set_robust_list resumed>) = 0 [pid 8308] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8291] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(AT_FDCWD, "./107/binderfs", [pid 8312] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8291] <... futex resumed>) = 0 [pid 8312] sendfile(3, 4, NULL, 281474978811911 [pid 8291] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000}./strace-static-x86_64: Process 8311 attached [pid 8310] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8311] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8310] <... rseq resumed>) = 0 [pid 5061] unlink("./107/binderfs" [pid 8311] <... rseq resumed>) = 0 [pid 8310] set_robust_list(0x7fef411d29a0, 24 [pid 8311] set_robust_list(0x7fef411d29a0, 24 [pid 8310] <... set_robust_list resumed>) = 0 [pid 8311] <... set_robust_list resumed>) = 0 [pid 8311] rt_sigprocmask(SIG_SETMASK, [], [pid 8310] rt_sigprocmask(SIG_SETMASK, [], [pid 8311] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8310] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8311] mkdir("./file0", 000 [pid 8310] mkdir("./file0", 000 [pid 8311] <... mkdir resumed>) = 0 [pid 8310] <... mkdir resumed>) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 8311] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./107/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 8311] <... futex resumed>) = 1 [pid 8310] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8308] <... futex resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./107/file0", [pid 8311] mkdir("./bus", 000 [pid 8308] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8311] <... mkdir resumed>) = 0 [pid 8310] <... futex resumed>) = 1 [pid 8308] <... futex resumed>) = 0 [pid 8307] <... futex resumed>) = 0 [pid 8308] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8307] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8311] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8310] mkdir("./bus", 000 [pid 8307] <... futex resumed>) = 0 [pid 8311] <... futex resumed>) = 1 [pid 8308] <... futex resumed>) = 0 [pid 8307] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] umount2("./107/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8311] mkdir("./file1", 000 [pid 8310] <... mkdir resumed>) = 0 [pid 8308] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8306] <... mount resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8308] <... futex resumed>) = 0 [pid 8308] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8311] <... mkdir resumed>) = 0 [pid 8310] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8306] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] openat(AT_FDCWD, "./107/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8311] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8306] <... futex resumed>) = 1 [pid 8303] <... futex resumed>) = 0 [pid 8310] <... futex resumed>) = 1 [pid 8307] <... futex resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 8310] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8307] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8310] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8307] <... futex resumed>) = 0 [pid 8311] <... futex resumed>) = 1 [pid 8310] mkdir("./file1", 000 [pid 8308] <... futex resumed>) = 0 [pid 8307] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8306] unlink(NULL [pid 8303] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(4, "", [pid 8311] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8308] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8306] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8303] <... futex resumed>) = 0 [pid 8299] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8312] <... sendfile resumed>) = 4 [pid 8311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8310] <... mkdir resumed>) = 0 [pid 8308] <... futex resumed>) = 0 [pid 8306] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8303] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8299] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8294] <... sendfile resumed>) = 4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8312] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8311] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8308] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8306] <... futex resumed>) = 0 [pid 8303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8299] <... futex resumed>) = 0 [pid 8294] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(4, [pid 8312] <... futex resumed>) = 1 [pid 8310] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8299] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8294] <... futex resumed>) = 0 [pid 8291] <... futex resumed>) = 0 [pid 8303] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8306] chdir("./bus" [pid 8312] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8310] <... futex resumed>) = 1 [pid 8307] <... futex resumed>) = 0 [pid 8306] <... chdir resumed>) = 0 [pid 8303] <... futex resumed>) = 0 [pid 8299] <... mmap resumed>) = 0x7fef41191000 [pid 8294] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8291] exit_group(0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 8312] <... futex resumed>) = ? [pid 8310] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8307] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8306] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8303] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8299] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 8294] <... futex resumed>) = ? [ 126.757529][ T8306] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 126.784513][ T8294] PM: Image not found (code -6) [pid 8291] <... exit_group resumed>) = ? [pid 5061] getdents64(4, [pid 8312] +++ exited with 0 +++ [pid 8307] <... futex resumed>) = 0 [pid 8303] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8299] <... mprotect resumed>) = 0 [pid 8294] +++ exited with 0 +++ [pid 8291] +++ exited with 0 +++ [pid 8307] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8306] <... futex resumed>) = 0 [pid 8303] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8306] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8303] <... futex resumed>) = 0 [pid 5061] close(4 [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8291, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 8306] <... open resumed>) = 3 [pid 8303] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... close resumed>) = 0 [pid 5061] rmdir("./107/file0" [pid 5065] umount2("./108", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] <... rmdir resumed>) = 0 [pid 5061] umount2("./107/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] openat(AT_FDCWD, "./108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./107/file1", [pid 5065] <... openat resumed>) = 3 [pid 5065] newfstatat(3, "", {st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(3, 0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8306] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./107/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8306] <... futex resumed>) = 1 [pid 8303] <... futex resumed>) = 0 [pid 8303] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8299] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] umount2("./108/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8299] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8303] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8299] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} => {parent_tid=[8314]}, 88) = 8314 [pid 8299] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8306] fcntl(-1, F_SETFL, O_RDONLY [pid 8299] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8306] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8306] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8306] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8303] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8303] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] openat(AT_FDCWD, "./107/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8306] <... futex resumed>) = 0 [pid 8303] <... futex resumed>) = 1 [pid 8306] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8303] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8311] <... mount resumed>) = 0 [pid 8306] <... openat resumed>) = 4 [pid 8299] <... futex resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 8306] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8306] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8303] <... futex resumed>) = 0 [pid 8303] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8306] <... futex resumed>) = 0 [pid 8303] <... futex resumed>) = 1 [pid 8306] sendfile(4, 4, NULL, 7./strace-static-x86_64: Process 8314 attached [pid 8299] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8314] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053) = 0 [pid 8303] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8314] set_robust_list(0x7fef411b19a0, 24) = 0 [pid 8314] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8314] sendfile(3, 4, NULL, 281474978811911 [pid 5061] newfstatat(4, "", [pid 8311] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8308] <... futex resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8311] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8308] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5061] getdents64(4, [pid 8311] unlink(NULL [pid 8308] <... futex resumed>) = 0 [pid 8311] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8308] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8311] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8308] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8311] <... futex resumed>) = 0 [pid 8311] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL) = -1 EAGAIN (Resource temporarily unavailable) [pid 8308] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8311] chdir("./bus") = 0 [pid 8308] <... futex resumed>) = 0 [pid 8311] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8308] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8311] <... futex resumed>) = 0 [pid 8311] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8308] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8308] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8308] <... futex resumed>) = 0 [pid 8311] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8308] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8314] <... sendfile resumed>) = 4 [pid 8311] <... open resumed>) = 3 [pid 8310] <... mount resumed>) = 0 [pid 8301] <... sendfile resumed>) = 4 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8314] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8311] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8301] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./107/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8314] <... futex resumed>) = 1 [pid 8299] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8314] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8299] exit_group(0 [pid 8314] <... futex resumed>) = ? [pid 8299] <... exit_group resumed>) = ? [pid 5061] newfstatat(AT_FDCWD, "./107/file1/work", [pid 8314] +++ exited with 0 +++ [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./107/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./107/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8311] <... futex resumed>) = 1 [pid 8301] <... futex resumed>) = ? [pid 8311] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8307] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] <... openat resumed>) = 5 [pid 8307] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8308] <... futex resumed>) = 0 [pid 8307] <... futex resumed>) = 0 [pid 8308] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8307] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8308] <... futex resumed>) = 1 [pid 8310] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(5, "", [pid 8307] <... mmap resumed>) = 0x7fef41191000 [pid 8311] <... futex resumed>) = 0 [pid 8310] <... futex resumed>) = 0 [pid 8308] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8307] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8311] fcntl(-1, F_SETFL, O_RDONLY [pid 8310] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] getdents64(5, [pid 8307] <... mprotect resumed>) = 0 [pid 8311] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8307] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8311] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8311] <... futex resumed>) = 1 [pid 8308] <... futex resumed>) = 0 [pid 8307] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] getdents64(5, [pid 8308] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8307] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] <... umount2 resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8308] <... futex resumed>) = 0 [pid 5065] umount2("./108/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(5./strace-static-x86_64: Process 8317 attached [pid 8311] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8308] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 8317] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 5065] newfstatat(AT_FDCWD, "./108/bus", [pid 5061] rmdir("./107/file1/work" [pid 8317] <... rseq resumed>) = 0 [pid 8311] <... openat resumed>) = 4 [pid 8307] <... clone3 resumed> => {parent_tid=[8317]}, 88) = 8317 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 8317] set_robust_list(0x7fef411b19a0, 24 [pid 8307] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] umount2("./108/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] umount2("./107/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8317] <... set_robust_list resumed>) = 0 [pid 8307] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8301] +++ exited with 0 +++ [pid 8299] +++ exited with 0 +++ [pid 8311] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8317] rt_sigprocmask(SIG_SETMASK, [], [pid 8311] <... futex resumed>) = 1 [pid 8308] <... futex resumed>) = 0 [pid 8307] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8299, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 5065] openat(AT_FDCWD, "./108/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] newfstatat(AT_FDCWD, "./107/file1/index", [pid 8317] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8311] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8308] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8307] <... futex resumed>) = 0 [pid 5065] <... openat resumed>) = 4 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8317] unlink(NULL [pid 5065] newfstatat(4, "", [pid 5061] umount2("./107/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8317] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8311] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8308] <... futex resumed>) = 0 [pid 8307] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8317] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8311] sendfile(4, 4, NULL, 7 [pid 8308] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(4, [pid 5061] openat(AT_FDCWD, "./107/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8317] <... futex resumed>) = 0 [pid 8307] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] umount2("./110", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5061] <... openat resumed>) = 5 [pid 8317] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8307] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./108/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] newfstatat(5, "", [pid 8310] <... futex resumed>) = 0 [pid 8307] <... futex resumed>) = 1 [pid 5068] openat(AT_FDCWD, "./110", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8310] chdir("./bus" [pid 8307] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(AT_FDCWD, "./108/bus/file0", [pid 5061] getdents64(5, [pid 8310] <... chdir resumed>) = 0 [pid 5068] <... openat resumed>) = 3 [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8310] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(3, "", [pid 5065] unlink("./108/bus/file0" [pid 5061] getdents64(5, [pid 8310] <... futex resumed>) = 1 [pid 8307] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8310] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8307] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(3, [pid 5065] getdents64(4, [pid 5061] close(5 [pid 8310] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8307] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] <... close resumed>) = 0 [pid 8310] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8307] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5065] close(4 [pid 5061] rmdir("./107/file1/index" [pid 8310] <... open resumed>) = 3 [pid 5068] umount2("./110/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... close resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 8310] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8303] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] rmdir("./108/bus" [pid 5061] getdents64(4, [pid 8310] <... futex resumed>) = 1 [pid 8307] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8310] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8307] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./108/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] close(4 [pid 8310] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8307] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] <... close resumed>) = 0 [pid 8310] fcntl(-1, F_SETFL, O_RDONLY [pid 8307] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8303] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] newfstatat(AT_FDCWD, "./108/binderfs", [pid 5061] rmdir("./107/file1" [pid 8310] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8303] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 8310] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] unlink("./108/binderfs" [pid 5061] getdents64(3, [pid 8303] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5061] close(3 [pid 8310] <... futex resumed>) = 1 [pid 8307] <... futex resumed>) = 0 [pid 5065] umount2("./108/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5061] <... close resumed>) = 0 [pid 8310] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8307] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8303] <... mmap resumed>) = 0x7fef41191000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 126.799984][ T8311] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 126.804678][ T8310] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 126.846075][ T8301] PM: Image not found (code -6) [pid 5061] rmdir("./107" [pid 8310] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8307] <... futex resumed>) = 0 [pid 8303] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5065] newfstatat(AT_FDCWD, "./108/file0", [pid 8310] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8307] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 8310] <... openat resumed>) = 4 [pid 5065] umount2("./108/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8310] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5061] mkdir("./108", 0777 [pid 8310] <... futex resumed>) = 1 [pid 8307] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./108/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5061] <... mkdir resumed>) = 0 [pid 8310] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8307] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 4 [pid 8307] <... futex resumed>) = 0 [pid 8307] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8310] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8310] sendfile(4, 4, NULL, 7 [pid 5065] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(4, [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8303] <... mprotect resumed>) = 0 [pid 5065] close(4./strace-static-x86_64: Process 8319 attached [pid 8303] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] <... close resumed>) = 0 [pid 8319] set_robust_list(0x555555f856a0, 24 [pid 8303] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5065] rmdir("./108/file0" [pid 8319] <... set_robust_list resumed>) = 0 [pid 8303] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5065] <... rmdir resumed>) = 0 [pid 8319] chdir("./108" [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 8319 [pid 8303] <... clone3 resumed> => {parent_tid=[8320]}, 88) = 8320 [pid 8303] rt_sigprocmask(SIG_SETMASK, [], [pid 8319] <... chdir resumed>) = 0 [pid 8303] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] umount2("./108/file1", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 8320 attached [pid 8319] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8303] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8320] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053) = 0 [pid 8320] set_robust_list(0x7fef411b19a0, 24 [pid 8303] <... futex resumed>) = 0 [pid 8320] <... set_robust_list resumed>) = 0 [pid 8319] <... prctl resumed>) = 0 [pid 8303] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8320] rt_sigprocmask(SIG_SETMASK, [], [pid 8319] setpgid(0, 0 [pid 8320] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8320] sendfile(3, 4, NULL, 281474978811911 [pid 8319] <... setpgid resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./108/file1", [pid 8319] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8319] <... openat resumed>) = 3 [pid 5065] umount2("./108/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8319] write(3, "1000", 4 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8319] <... write resumed>) = 4 [pid 5065] openat(AT_FDCWD, "./108/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8319] close(3) = 0 [pid 5065] <... openat resumed>) = 4 [pid 8319] symlink("/dev/binderfs", "./binderfs" [pid 5065] newfstatat(4, "", [pid 8319] <... symlink resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8319] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = 0 [pid 5065] umount2("./108/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8319] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8319] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5068] umount2("./110/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(AT_FDCWD, "./108/file1/work", [pid 8319] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8319] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 5068] newfstatat(AT_FDCWD, "./110/bus", [pid 5065] umount2("./108/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8319] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8319] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 5068] umount2("./110/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] openat(AT_FDCWD, "./108/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8319] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... openat resumed>) = 5 [pid 8319] <... mprotect resumed>) = 0 [pid 5068] openat(AT_FDCWD, "./110/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8319] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... openat resumed>) = 4 [pid 5065] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8319] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5068] newfstatat(4, "", [pid 5065] getdents64(5, [pid 8319] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5068] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5065] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] umount2("./110/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] close(5 [pid 8319] <... clone3 resumed> => {parent_tid=[8321]}, 88) = 8321 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... close resumed>) = 0 [pid 8319] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5068] newfstatat(AT_FDCWD, "./110/bus/file0", [pid 5065] rmdir("./108/file1/work"./strace-static-x86_64: Process 8321 attached [pid 8319] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8321] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8319] <... futex resumed>) = 0 [pid 5068] unlink("./110/bus/file0" [pid 5065] <... rmdir resumed>) = 0 [pid 8321] <... rseq resumed>) = 0 [pid 8319] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... unlink resumed>) = 0 [pid 8321] set_robust_list(0x7fef411d29a0, 24) = 0 [pid 8321] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] getdents64(4, [pid 8321] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] umount2("./108/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8321] mkdir("./file0", 000 [pid 5068] close(4 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... close resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./108/file1/index", [pid 5068] rmdir("./110/bus" [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8321] <... mkdir resumed>) = 0 [pid 8321] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8319] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5065] umount2("./108/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8319] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8321] mkdir("./bus", 000 [pid 8319] <... futex resumed>) = 0 [pid 8319] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] umount2("./110/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./108/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5068] newfstatat(AT_FDCWD, "./110/binderfs", [pid 5065] <... openat resumed>) = 5 [pid 8321] <... mkdir resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] newfstatat(5, "", [pid 5068] unlink("./110/binderfs" [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8321] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... unlink resumed>) = 0 [pid 5065] getdents64(5, [pid 8321] <... futex resumed>) = 1 [pid 8319] <... futex resumed>) = 0 [pid 8321] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8319] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./110/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8319] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(5, [pid 8321] mkdir("./file1", 000 [pid 8319] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5068] newfstatat(AT_FDCWD, "./110/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] close(5 [pid 5068] umount2("./110/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] <... close resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8321] <... mkdir resumed>) = 0 [pid 5065] rmdir("./108/file1/index" [pid 5068] openat(AT_FDCWD, "./110/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... rmdir resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 8321] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8319] <... futex resumed>) = 0 [pid 8321] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8319] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] newfstatat(4, "", [pid 8319] <... futex resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(4, [pid 8319] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] getdents64(4, [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5068] getdents64(4, [pid 5065] close(4 [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... close resumed>) = 0 [pid 5068] close(4) = 0 [pid 5065] rmdir("./108/file1" [pid 8321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] rmdir("./110/file0" [pid 5065] <... rmdir resumed>) = 0 [pid 8321] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5068] <... rmdir resumed>) = 0 [pid 5065] getdents64(3, 0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] close(3 [pid 5068] umount2("./110/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5068] newfstatat(AT_FDCWD, "./110/file1", [pid 5065] <... close resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] umount2("./110/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] rmdir("./108" [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5068] openat(AT_FDCWD, "./110/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5068] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5068] getdents64(4, 0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5065] mkdir("./109", 0777 [pid 8308] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8308] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./110/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8308] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... mkdir resumed>) = 0 [pid 5068] newfstatat(AT_FDCWD, "./110/file1/work", [pid 8308] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5068] umount2("./110/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8308] <... mmap resumed>) = 0x7fef41191000 [pid 8308] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5068] openat(AT_FDCWD, "./110/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5068] newfstatat(5, "", ./strace-static-x86_64: Process 8322 attached {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8322] set_robust_list(0x555555f856a0, 24 [pid 5068] getdents64(5, [pid 8322] <... set_robust_list resumed>) = 0 [pid 8307] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8322] chdir("./109" [pid 8307] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 8322] <... chdir resumed>) = 0 [pid 8307] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8322] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8307] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 5068] getdents64(5, [pid 8322] <... prctl resumed>) = 0 [pid 8307] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8322] setpgid(0, 0 [pid 8307] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(5 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 8322 [pid 8322] <... setpgid resumed>) = 0 [pid 8317] <... futex resumed>) = 0 [pid 8307] <... futex resumed>) = 1 [pid 5068] <... close resumed>) = 0 [pid 8322] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8317] sendfile(3, 4, NULL, 281474978811911 [pid 8307] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] rmdir("./110/file1/work" [pid 8322] <... openat resumed>) = 3 [pid 8308] <... mprotect resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 8322] write(3, "1000", 4 [pid 8321] <... mount resumed>) = 0 [pid 8320] <... sendfile resumed>) = 4 [pid 8308] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8306] <... sendfile resumed>) = 4 [pid 8303] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] umount2("./110/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8322] <... write resumed>) = 4 [pid 8321] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8320] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8308] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8306] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8303] exit_group(0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8322] close(3 [pid 8321] <... futex resumed>) = 1 [pid 8320] <... futex resumed>) = ? [pid 8319] <... futex resumed>) = 0 [pid 8308] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 8306] <... futex resumed>) = ? [pid 5068] newfstatat(AT_FDCWD, "./110/file1/index", ./strace-static-x86_64: Process 8324 attached [pid 8322] <... close resumed>) = 0 [pid 8321] unlink(NULL [pid 8320] +++ exited with 0 +++ [pid 8319] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8306] +++ exited with 0 +++ [pid 8303] <... exit_group resumed>) = ? [pid 8324] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8322] symlink("/dev/binderfs", "./binderfs" [pid 8321] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8319] <... futex resumed>) = 0 [pid 8308] <... clone3 resumed> => {parent_tid=[8324]}, 88) = 8324 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8324] <... rseq resumed>) = 0 [pid 8322] <... symlink resumed>) = 0 [pid 8321] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8319] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8308] rt_sigprocmask(SIG_SETMASK, [], [pid 8324] set_robust_list(0x7fef411b19a0, 24 [pid 8308] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8324] <... set_robust_list resumed>) = 0 [pid 8308] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8324] rt_sigprocmask(SIG_SETMASK, [], [pid 8308] <... futex resumed>) = 0 [pid 8324] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8308] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8324] sendfile(3, 4, NULL, 281474978811911 [pid 8322] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8321] <... futex resumed>) = 0 [pid 8319] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] umount2("./110/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8322] <... futex resumed>) = 0 [pid 8321] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8319] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8322] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8319] <... futex resumed>) = 0 [pid 8322] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8321] chdir("./bus" [pid 8319] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8322] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8321] <... chdir resumed>) = 0 [pid 8322] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8321] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] openat(AT_FDCWD, "./110/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8322] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8321] <... futex resumed>) = 1 [pid 8319] <... futex resumed>) = 0 [pid 8322] <... mmap resumed>) = 0x7fef411b2000 [pid 8321] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8319] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 5 [pid 8322] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8303] +++ exited with 0 +++ [pid 8319] <... futex resumed>) = 0 [pid 5060] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8303, si_uid=0, si_status=0, si_utime=0, si_stime=2 /* 0.02 s */} --- [pid 8322] <... mprotect resumed>) = 0 [pid 5068] newfstatat(5, "", [pid 8319] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(5, [pid 8321] <... open resumed>) = 3 [pid 8321] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8322] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8322] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8321] <... futex resumed>) = 1 [pid 8319] <... futex resumed>) = 0 [pid 5068] getdents64(5, [pid 5060] umount2("./107", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8322] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8321] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8319] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8325 attached [pid 8321] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8319] <... futex resumed>) = 0 [pid 5068] close(5 [pid 5060] openat(AT_FDCWD, "./107", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8325] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8322] <... clone3 resumed> => {parent_tid=[8325]}, 88) = 8325 [pid 8321] fcntl(-1, F_SETFL, O_RDONLY [pid 8319] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 5060] <... openat resumed>) = 3 [pid 8325] <... rseq resumed>) = 0 [pid 8322] rt_sigprocmask(SIG_SETMASK, [], [pid 8321] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 5068] rmdir("./110/file1/index" [pid 5060] newfstatat(3, "", [pid 8325] set_robust_list(0x7fef411d29a0, 24 [pid 8322] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8321] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8321] <... futex resumed>) = 1 [pid 8319] <... futex resumed>) = 0 [pid 5060] getdents64(3, [pid 8325] <... set_robust_list resumed>) = 0 [pid 8322] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8321] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8319] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 8325] rt_sigprocmask(SIG_SETMASK, [], [pid 8322] <... futex resumed>) = 0 [pid 8321] <... openat resumed>) = 4 [pid 8319] <... futex resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 5060] umount2("./107/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8325] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8322] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8319] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8321] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] getdents64(4, [pid 8325] mkdir("./file0", 000 [pid 8319] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8321] <... futex resumed>) = 0 [pid 8319] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] close(4 [pid 8321] sendfile(4, 4, NULL, 7 [pid 8319] <... futex resumed>) = 0 [pid 8319] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] <... close resumed>) = 0 [pid 8325] <... mkdir resumed>) = 0 [pid 5068] rmdir("./110/file1" [pid 8325] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8322] <... futex resumed>) = 0 [pid 8325] <... futex resumed>) = 1 [pid 8322] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8325] mkdir("./bus", 000 [pid 8322] <... futex resumed>) = 0 [ 126.928606][ T8321] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 126.943834][ T8306] PM: Image not found (code -6) [pid 8322] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8325] <... mkdir resumed>) = 0 [pid 5068] <... rmdir resumed>) = 0 [pid 8325] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = 0 [pid 8325] <... futex resumed>) = 1 [pid 8322] <... futex resumed>) = 0 [pid 5068] getdents64(3, [pid 5060] umount2("./107/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8325] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8322] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8325] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8322] <... futex resumed>) = 0 [pid 5060] newfstatat(AT_FDCWD, "./107/bus", [pid 8325] mkdir("./file1", 000 [pid 8322] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] close(3 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8325] <... mkdir resumed>) = 0 [pid 8307] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... close resumed>) = 0 [pid 5060] umount2("./107/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5068] rmdir("./110" [pid 5060] openat(AT_FDCWD, "./107/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5068] <... rmdir resumed>) = 0 [pid 5060] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8325] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8322] <... futex resumed>) = 0 [pid 5068] mkdir("./111", 0777 [pid 5060] getdents64(4, [pid 8325] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8322] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... mkdir resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 8325] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8322] <... futex resumed>) = 0 [pid 8322] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8325] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 5060] umount2("./107/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5068] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5060] newfstatat(AT_FDCWD, "./107/bus/file0", ./strace-static-x86_64: Process 8327 attached {st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] unlink("./107/bus/file0") = 0 [pid 5060] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4) = 0 [pid 5060] rmdir("./107/bus") = 0 [pid 5060] umount2("./107/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./107/binderfs", {st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] unlink("./107/binderfs") = 0 [pid 5060] umount2("./107/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] newfstatat(AT_FDCWD, "./107/file0", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] umount2("./107/file0", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] openat(AT_FDCWD, "./107/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 4 [pid 5060] newfstatat(4, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(4, 0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5060] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4) = 0 [pid 5060] rmdir("./107/file0") = 0 [pid 5060] umount2("./107/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8327] set_robust_list(0x555555f856a0, 24 [pid 8325] <... mount resumed>) = 0 [pid 8324] <... sendfile resumed>) = 4 [pid 8311] <... sendfile resumed>) = 4 [pid 8308] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5068] <... clone resumed>, child_tidptr=0x555555f85690) = 8327 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8327] <... set_robust_list resumed>) = 0 [pid 8325] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8324] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8311] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8308] exit_group(0 [pid 5060] newfstatat(AT_FDCWD, "./107/file1", [pid 8327] chdir("./111" [pid 8325] <... futex resumed>) = 1 [pid 8324] <... futex resumed>) = ? [pid 8322] <... futex resumed>) = 0 [pid 8311] <... futex resumed>) = ? [pid 8308] <... exit_group resumed>) = ? [pid 8327] <... chdir resumed>) = 0 [pid 8325] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8324] +++ exited with 0 +++ [pid 8322] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8319] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8311] +++ exited with 0 +++ [pid 8308] +++ exited with 0 +++ [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8327] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8325] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8322] <... futex resumed>) = 0 [pid 8319] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] umount2("./107/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8327] <... prctl resumed>) = 0 [pid 8325] unlink(NULL [pid 8322] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8319] <... futex resumed>) = 0 [pid 5062] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8308, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 8327] setpgid(0, 0 [pid 8325] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8319] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5062] restart_syscall(<... resuming interrupted clone ...> [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8327] <... setpgid resumed>) = 0 [pid 8325] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8319] <... mmap resumed>) = 0x7fef41191000 [pid 8327] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8325] <... futex resumed>) = 1 [pid 8319] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 5062] <... restart_syscall resumed>) = 0 [pid 5060] openat(AT_FDCWD, "./107/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8327] <... openat resumed>) = 3 [pid 8325] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8322] <... futex resumed>) = 0 [pid 8319] <... mprotect resumed>) = 0 [pid 5060] <... openat resumed>) = 4 [pid 8327] write(3, "1000", 4 [pid 8325] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8322] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8319] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8327] <... write resumed>) = 4 [pid 8325] chdir("./bus" [pid 8322] <... futex resumed>) = 0 [pid 8319] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5060] newfstatat(4, "", [pid 8327] close(3 [pid 8325] <... chdir resumed>) = 0 [pid 8322] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8319] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5062] umount2("./108", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 8330 attached [pid 8327] <... close resumed>) = 0 [pid 8325] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8330] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8327] symlink("/dev/binderfs", "./binderfs" [pid 5062] openat(AT_FDCWD, "./108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(4, [pid 8330] <... rseq resumed>) = 0 [pid 8327] <... symlink resumed>) = 0 [pid 8325] <... futex resumed>) = 1 [pid 8322] <... futex resumed>) = 0 [pid 8319] <... clone3 resumed> => {parent_tid=[8330]}, 88) = 8330 [pid 8327] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8325] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8322] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8319] rt_sigprocmask(SIG_SETMASK, [], [pid 8330] set_robust_list(0x7fef411b19a0, 24 [pid 5060] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8330] <... set_robust_list resumed>) = 0 [pid 8327] <... futex resumed>) = 0 [pid 8325] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8322] <... futex resumed>) = 0 [pid 8319] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] umount2("./107/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8330] rt_sigprocmask(SIG_SETMASK, [], [pid 8327] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8325] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8322] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8319] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8330] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8327] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8325] <... open resumed>) = 3 [pid 5062] <... openat resumed>) = 3 [pid 5060] newfstatat(AT_FDCWD, "./107/file1/work", [pid 8330] sendfile(3, 4, NULL, 281474978811911 [pid 8327] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8319] <... futex resumed>) = 0 [pid 8327] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8327] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5060] umount2("./107/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8327] <... mmap resumed>) = 0x7fef411b2000 [pid 5062] newfstatat(3, "", [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8327] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8319] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8327] <... mprotect resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] openat(AT_FDCWD, "./107/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8327] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8325] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8327] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5062] getdents64(3, [pid 5060] <... openat resumed>) = 5 [pid 8327] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8325] <... futex resumed>) = 1 [pid 8322] <... futex resumed>) = 0 [pid 5060] newfstatat(5, "", ./strace-static-x86_64: Process 8331 attached [pid 8325] fcntl(-1, F_SETFL, O_RDONLY [pid 8322] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 8331] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8327] <... clone3 resumed> => {parent_tid=[8331]}, 88) = 8331 [pid 8325] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8322] <... futex resumed>) = 0 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8331] <... rseq resumed>) = 0 [pid 8327] rt_sigprocmask(SIG_SETMASK, [], [pid 8325] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8322] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] umount2("./108/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] getdents64(5, [pid 8331] set_robust_list(0x7fef411d29a0, 24 [pid 8327] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8325] <... futex resumed>) = 0 [pid 8327] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8325] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8327] <... futex resumed>) = 0 [pid 8327] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] getdents64(5, [pid 8331] <... set_robust_list resumed>) = 0 [pid 8322] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8331] rt_sigprocmask(SIG_SETMASK, [], [pid 8322] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5060] close(5 [pid 8331] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8322] <... futex resumed>) = 1 [pid 8331] mkdir("./file0", 000 [pid 8322] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... close resumed>) = 0 [pid 8325] <... futex resumed>) = 0 [pid 8325] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 5060] rmdir("./107/file1/work" [pid 8325] <... openat resumed>) = 4 [pid 8325] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8325] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8322] <... futex resumed>) = 0 [pid 8322] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8325] <... futex resumed>) = 0 [pid 5060] <... rmdir resumed>) = 0 [pid 8325] sendfile(4, 4, NULL, 7 [pid 8322] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8331] <... mkdir resumed>) = 0 [pid 5060] umount2("./107/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 8331] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] newfstatat(AT_FDCWD, "./107/file1/index", [pid 8331] <... futex resumed>) = 1 [pid 8331] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8327] <... futex resumed>) = 0 [pid 8327] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8331] <... futex resumed>) = 0 [pid 8327] <... futex resumed>) = 1 [pid 5060] umount2("./107/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8331] mkdir("./bus", 000 [pid 8327] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 127.000410][ T8311] PM: Image not found (code -6) [ 127.003840][ T8325] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 5060] openat(AT_FDCWD, "./107/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8331] <... mkdir resumed>) = 0 [pid 8317] <... sendfile resumed>) = 4 [pid 8310] <... sendfile resumed>) = 4 [pid 8331] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8317] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8310] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] <... openat resumed>) = 5 [pid 8317] <... futex resumed>) = 0 [pid 8331] <... futex resumed>) = 1 [pid 8327] <... futex resumed>) = 0 [pid 8310] <... futex resumed>) = 0 [pid 8331] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8327] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8317] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8310] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5060] newfstatat(5, "", [pid 8331] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8327] <... futex resumed>) = 0 [pid 8331] mkdir("./file1", 000 [pid 8327] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5060] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8331] <... mkdir resumed>) = 0 [pid 8307] exit_group(0) = ? [pid 8317] <... futex resumed>) = ? [pid 8317] +++ exited with 0 +++ [pid 5060] getdents64(5, [pid 8310] <... futex resumed>) = ? [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 8331] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5060] getdents64(5, [pid 8327] <... futex resumed>) = 0 [pid 5060] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8331] <... futex resumed>) = 1 [pid 8327] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8331] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8327] <... futex resumed>) = 0 [pid 5060] close(5 [pid 8327] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... umount2 resumed>) = 0 [pid 8310] +++ exited with 0 +++ [pid 8307] +++ exited with 0 +++ [pid 5062] umount2("./108/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] <... close resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./108/bus", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5060] rmdir("./107/file1/index" [pid 5062] umount2("./108/bus", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5060] <... rmdir resumed>) = 0 [pid 5062] openat(AT_FDCWD, "./108/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5060] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5060] close(4 [pid 5063] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8307, si_uid=0, si_status=0, si_utime=0, si_stime=0} --- [pid 5060] <... close resumed>) = 0 [pid 5060] rmdir("./107/file1") = 0 [pid 5063] umount2("./109", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... openat resumed>) = 4 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] newfstatat(4, "", [pid 5063] <... openat resumed>) = 3 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5060] getdents64(3, 0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5060] close(3) = 0 [pid 5060] rmdir("./107" [pid 5063] newfstatat(3, "", [pid 5062] getdents64(4, [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5060] <... rmdir resumed>) = 0 [pid 5063] getdents64(3, [pid 5062] umount2("./108/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5060] mkdir("./108", 0777 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./109/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(AT_FDCWD, "./108/bus/file0", [pid 5060] <... mkdir resumed>) = 0 [pid 5060] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 8333 attached [pid 5062] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8333] set_robust_list(0x555555f856a0, 24 [pid 5062] unlink("./108/bus/file0" [pid 8333] <... set_robust_list resumed>) = 0 [pid 8322] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8319] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... unlink resumed>) = 0 [pid 5060] <... clone resumed>, child_tidptr=0x555555f85690) = 8333 [pid 8333] chdir("./108" [pid 8322] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] getdents64(4, [pid 8333] <... chdir resumed>) = 0 [pid 8322] <... futex resumed>) = 0 [pid 8333] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8322] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8333] <... prctl resumed>) = 0 [pid 8322] <... mmap resumed>) = 0x7fef41191000 [pid 8333] setpgid(0, 0 [pid 8322] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 8333] <... setpgid resumed>) = 0 [pid 8322] <... mprotect resumed>) = 0 [pid 8322] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8333] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8322] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8322] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 8333] <... openat resumed>) = 3 [ 127.062202][ T8310] PM: Image not found (code -6) [ 127.079957][ T8331] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 8333] write(3, "1000", 4 [pid 8322] <... clone3 resumed> => {parent_tid=[8335]}, 88) = 8335 ./strace-static-x86_64: Process 8335 attached [pid 8333] <... write resumed>) = 4 [pid 8325] <... sendfile resumed>) = 4 [pid 8322] rt_sigprocmask(SIG_SETMASK, [], [pid 8335] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8333] close(3 [pid 8322] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8335] <... rseq resumed>) = 0 [pid 8322] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8333] <... close resumed>) = 0 [pid 8335] set_robust_list(0x7fef411b19a0, 24 [pid 8322] <... futex resumed>) = 0 [pid 8335] <... set_robust_list resumed>) = 0 [pid 8333] symlink("/dev/binderfs", "./binderfs" [pid 8335] rt_sigprocmask(SIG_SETMASK, [], [pid 8322] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8335] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8325] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8335] sendfile(3, 4, NULL, 281474978811911 [pid 8325] <... futex resumed>) = 0 [pid 8325] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8335] <... sendfile resumed>) = 0 [pid 8335] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8322] <... futex resumed>) = 0 [pid 8335] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8322] exit_group(0 [pid 8335] <... futex resumed>) = ? [pid 8325] <... futex resumed>) = ? [pid 8322] <... exit_group resumed>) = ? [pid 8327] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8327] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=0} [pid 8325] +++ exited with 0 +++ [pid 8333] <... symlink resumed>) = 0 [pid 5062] close(4 [pid 8327] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8335] +++ exited with 0 +++ [pid 8327] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... close resumed>) = 0 [pid 8327] <... futex resumed>) = 0 [pid 8327] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef41191000 [pid 8327] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 8331] <... mount resumed>) = 0 [pid 5062] rmdir("./108/bus" [pid 8327] <... mprotect resumed>) = 0 [pid 8327] rt_sigprocmask(SIG_BLOCK, ~[], [], 8) = 0 [pid 8327] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0}./strace-static-x86_64: Process 8337 attached [pid 8333] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8331] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8327] <... clone3 resumed> => {parent_tid=[8337]}, 88) = 8337 [pid 8322] +++ exited with 0 +++ [pid 5062] <... rmdir resumed>) = 0 [pid 8333] <... futex resumed>) = 0 [pid 8331] <... futex resumed>) = 0 [pid 8327] rt_sigprocmask(SIG_SETMASK, [], [pid 5063] <... umount2 resumed>) = 0 [pid 5062] umount2("./108/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8333] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8331] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8327] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5065] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8322, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 5063] umount2("./109/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8337] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8333] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8327] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] restart_syscall(<... resuming interrupted clone ...> [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./108/binderfs", [pid 8337] <... rseq resumed>) = 0 [pid 8333] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8327] <... futex resumed>) = 0 [pid 5065] <... restart_syscall resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./109/bus", [pid 8337] set_robust_list(0x7fef411b19a0, 24 [pid 8333] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8327] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5062] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8337] <... set_robust_list resumed>) = 0 [pid 8333] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] unlink("./108/binderfs" [pid 8337] rt_sigprocmask(SIG_SETMASK, [], [pid 8333] <... mmap resumed>) = 0x7fef411b2000 [pid 5063] umount2("./109/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... unlink resumed>) = 0 [pid 8337] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8333] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5065] umount2("./109", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./109/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8337] unlink(NULL [pid 5065] openat(AT_FDCWD, "./109", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8337] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8333] <... mprotect resumed>) = 0 [pid 5065] <... openat resumed>) = 3 [pid 5063] <... openat resumed>) = 4 [pid 5062] umount2("./108/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8337] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8333] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5065] newfstatat(3, "", [pid 5063] newfstatat(4, "", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8337] <... futex resumed>) = 1 [pid 8327] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8337] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8333] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8327] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(3, [pid 5063] getdents64(4, [pid 5062] newfstatat(AT_FDCWD, "./108/file0", [pid 8333] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8331] <... futex resumed>) = 0 [pid 8327] <... futex resumed>) = 1 [pid 5065] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 ./strace-static-x86_64: Process 8338 attached [pid 8331] chdir("./bus" [pid 8327] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8333] <... clone3 resumed> => {parent_tid=[8338]}, 88) = 8338 [pid 8331] <... chdir resumed>) = 0 [pid 5065] umount2("./109/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./109/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./108/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8333] rt_sigprocmask(SIG_SETMASK, [], [pid 8331] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8338] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8333] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8331] <... futex resumed>) = 1 [pid 8327] <... futex resumed>) = 0 [pid 5063] newfstatat(AT_FDCWD, "./109/bus/file0", [pid 5062] openat(AT_FDCWD, "./108/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8338] <... rseq resumed>) = 0 [pid 8333] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8331] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8327] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... openat resumed>) = 4 [pid 8338] set_robust_list(0x7fef411d29a0, 24 [pid 8333] <... futex resumed>) = 0 [pid 8327] <... futex resumed>) = 0 [pid 8333] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8338] <... set_robust_list resumed>) = 0 [pid 8327] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] unlink("./109/bus/file0" [pid 5062] newfstatat(4, "", [pid 8338] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8338] mkdir("./file0", 000 [pid 5062] getdents64(4, [pid 5063] <... unlink resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] getdents64(4, [pid 8338] <... mkdir resumed>) = 0 [pid 8331] <... open resumed>) = 3 [pid 5063] getdents64(4, [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] close(4) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [ 127.115509][ T8325] PM: Image not found (code -6) [pid 5062] rmdir("./108/file0" [pid 5063] close(4 [pid 5062] <... rmdir resumed>) = 0 [pid 8338] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... close resumed>) = 0 [pid 8338] <... futex resumed>) = 1 [pid 5063] rmdir("./109/bus" [pid 8338] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8333] <... futex resumed>) = 0 [pid 8331] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] umount2("./108/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8333] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8331] <... futex resumed>) = 1 [pid 8327] <... futex resumed>) = 0 [pid 8327] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8327] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8333] <... futex resumed>) = 1 [pid 8331] fcntl(-1, F_SETFL, O_RDONLY [pid 8333] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8331] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8338] <... futex resumed>) = 0 [pid 8331] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8331] <... futex resumed>) = 1 [pid 8327] <... futex resumed>) = 0 [pid 5062] newfstatat(AT_FDCWD, "./108/file1", [pid 8331] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8327] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8331] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8327] <... futex resumed>) = 0 [pid 5065] <... umount2 resumed>) = 0 [pid 5063] umount2("./109/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] umount2("./108/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8338] mkdir("./bus", 000 [pid 8331] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8327] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8331] <... openat resumed>) = 4 [pid 5065] umount2("./109/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8331] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] newfstatat(AT_FDCWD, "./109/binderfs", [pid 5062] openat(AT_FDCWD, "./108/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8331] <... futex resumed>) = 1 [pid 8327] <... futex resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./109/bus", [pid 5063] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... openat resumed>) = 4 [pid 8331] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8327] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8331] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8327] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] unlink("./109/binderfs" [pid 5062] newfstatat(4, "", [pid 8331] sendfile(4, 4, NULL, 7 [pid 8327] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] umount2("./109/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... unlink resumed>) = 0 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8338] <... mkdir resumed>) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8338] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8333] <... futex resumed>) = 0 [pid 5065] openat(AT_FDCWD, "./109/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8338] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8333] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... openat resumed>) = 4 [pid 5063] umount2("./109/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(4, [pid 8338] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8333] <... futex resumed>) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 8338] mkdir("./file1", 000 [pid 8333] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] newfstatat(4, "", [pid 5063] newfstatat(AT_FDCWD, "./109/file0", [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] umount2("./108/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] getdents64(4, [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8338] <... mkdir resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 5063] umount2("./109/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] newfstatat(AT_FDCWD, "./108/file1/work", [pid 5065] umount2("./109/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] openat(AT_FDCWD, "./109/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... openat resumed>) = 4 [pid 5062] umount2("./108/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(AT_FDCWD, "./109/bus/file0", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=0, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] newfstatat(4, "", [pid 5062] openat(AT_FDCWD, "./108/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5065] unlink("./109/bus/file0" [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8338] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8333] <... futex resumed>) = 0 [pid 5065] <... unlink resumed>) = 0 [pid 5063] getdents64(4, [pid 5062] newfstatat(5, "", [pid 8338] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8333] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8333] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(4, [pid 5063] getdents64(4, [pid 5062] getdents64(5, [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] close(4 [pid 5063] close(4 [pid 5062] getdents64(5, [pid 5065] <... close resumed>) = 0 [pid 5063] <... close resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] rmdir("./109/bus" [pid 5063] rmdir("./109/file0" [pid 5062] close(5 [pid 5065] <... rmdir resumed>) = 0 [pid 5062] <... close resumed>) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] rmdir("./108/file1/work") = 0 [pid 5063] umount2("./109/file1", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5065] umount2("./109/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(AT_FDCWD, "./109/file1", [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] umount2("./108/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(AT_FDCWD, "./109/binderfs", [pid 5063] umount2("./109/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] newfstatat(AT_FDCWD, "./108/file1/index", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5065] unlink("./109/binderfs" [pid 5063] openat(AT_FDCWD, "./109/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] <... unlink resumed>) = 0 [pid 5062] umount2("./108/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... openat resumed>) = 4 [pid 5065] umount2("./109/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] newfstatat(4, "", [pid 5062] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] openat(AT_FDCWD, "./108/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5065] newfstatat(AT_FDCWD, "./109/file0", [pid 5063] getdents64(4, [pid 5062] <... openat resumed>) = 5 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5062] newfstatat(5, "", [pid 5065] umount2("./109/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] umount2("./109/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./109/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] newfstatat(AT_FDCWD, "./109/file1/work", [pid 5062] getdents64(5, [pid 5065] <... openat resumed>) = 4 [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] newfstatat(4, "", [pid 5063] umount2("./109/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] getdents64(5, [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] getdents64(4, [pid 5063] openat(AT_FDCWD, "./109/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 5065] getdents64(4, 0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] close(4) = 0 [pid 5065] rmdir("./109/file0") = 0 [pid 5063] <... openat resumed>) = 5 [pid 5062] close(5 [pid 5063] newfstatat(5, "", [pid 5062] <... close resumed>) = 0 [pid 5065] umount2("./109/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] rmdir("./108/file1/index" [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] getdents64(5, [pid 5062] <... rmdir resumed>) = 0 [pid 5065] newfstatat(AT_FDCWD, "./109/file1", [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] getdents64(5, [pid 5065] umount2("./109/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] getdents64(4, [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] close(5 [pid 5065] openat(AT_FDCWD, "./109/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] <... close resumed>) = 0 [pid 5062] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5065] <... openat resumed>) = 4 [pid 8338] <... mount resumed>) = 0 [pid 5065] newfstatat(4, "", [pid 5063] rmdir("./109/file1/work" [pid 5062] close(4 [pid 8338] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5062] <... close resumed>) = 0 [pid 5065] getdents64(4, [pid 5062] rmdir("./108/file1" [pid 8338] <... futex resumed>) = 1 [pid 8333] <... futex resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5063] <... rmdir resumed>) = 0 [pid 5062] <... rmdir resumed>) = 0 [pid 5065] umount2("./109/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5063] umount2("./109/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] newfstatat(AT_FDCWD, "./109/file1/work", [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5062] getdents64(3, [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] newfstatat(AT_FDCWD, "./109/file1/index", [pid 5062] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5065] umount2("./109/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5062] close(3 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5065] openat(AT_FDCWD, "./109/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] umount2("./109/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5062] <... close resumed>) = 0 [pid 5065] <... openat resumed>) = 5 [pid 5063] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] openat(AT_FDCWD, "./109/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5062] rmdir("./108" [pid 5065] newfstatat(5, "", [pid 5063] <... openat resumed>) = 5 [pid 5062] <... rmdir resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] getdents64(5, [pid 5063] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] getdents64(5, [pid 5062] mkdir("./109", 0777 [pid 8338] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8333] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] getdents64(5, [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 8333] <... futex resumed>) = 0 [pid 8330] <... sendfile resumed>) = 4 [pid 5063] getdents64(5, [pid 8321] <... sendfile resumed>) = 4 [pid 8338] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8333] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8330] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8321] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] close(5 [pid 5063] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5062] <... mkdir resumed>) = 0 [pid 8330] <... futex resumed>) = 0 [pid 8321] <... futex resumed>) = 0 [pid 8319] exit_group(0 [pid 5065] <... close resumed>) = 0 [pid 5063] close(5 [pid 8319] <... exit_group resumed>) = ? [pid 5065] rmdir("./109/file1/work" [pid 5063] <... close resumed>) = 0 [pid 5062] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8330] +++ exited with 0 +++ [pid 5065] <... rmdir resumed>) = 0 [pid 5063] rmdir("./109/file1/index" [pid 8321] +++ exited with 0 +++ [pid 8319] +++ exited with 0 +++ [pid 5063] <... rmdir resumed>) = 0 [pid 5065] umount2("./109/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 8341 attached ) = -1 EINVAL (Invalid argument) [pid 5061] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8319, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 8341] set_robust_list(0x555555f856a0, 24 [pid 5065] newfstatat(AT_FDCWD, "./109/file1/index", [pid 5063] getdents64(4, [pid 5061] umount2("./108", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8341] <... set_robust_list resumed>) = 0 [pid 8327] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5063] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5062] <... clone resumed>, child_tidptr=0x555555f85690) = 8341 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8341] chdir("./109" [pid 8327] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] umount2("./109/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5063] close(4 [pid 5061] openat(AT_FDCWD, "./108", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8341] <... chdir resumed>) = 0 [pid 8337] <... futex resumed>) = 0 [pid 8327] <... futex resumed>) = 1 [pid 5065] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 5063] <... close resumed>) = 0 [pid 5061] <... openat resumed>) = 3 [pid 8341] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8337] sendfile(3, 4, NULL, 281474978811911 [pid 8327] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] openat(AT_FDCWD, "./109/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 5063] rmdir("./109/file1" [pid 5061] newfstatat(3, "", [pid 8341] <... prctl resumed>) = 0 [pid 8338] unlink(NULL [pid 8341] setpgid(0, 0 [pid 8338] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 5065] <... openat resumed>) = 5 [pid 5063] <... rmdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8341] <... setpgid resumed>) = 0 [pid 8338] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8333] <... futex resumed>) = 0 [pid 8338] <... futex resumed>) = 1 [pid 5065] newfstatat(5, "", [pid 8338] chdir("./bus" [pid 8333] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8341] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8338] <... chdir resumed>) = 0 [pid 8333] <... futex resumed>) = 0 [pid 5065] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(3, [pid 8341] <... openat resumed>) = 3 [pid 8333] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(5, [pid 5063] getdents64(3, [pid 5061] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 8338] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5063] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 5061] umount2("./108/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8341] write(3, "1000", 4 [pid 8338] <... futex resumed>) = 1 [pid 8333] <... futex resumed>) = 0 [pid 5065] getdents64(5, [pid 5063] close(3 [pid 8338] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8333] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8338] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8333] <... futex resumed>) = 0 [pid 8338] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8333] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5063] <... close resumed>) = 0 [pid 5065] <... getdents64 resumed>0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5063] rmdir("./109" [pid 8341] <... write resumed>) = 4 [pid 5065] close(5) = 0 [pid 8341] close(3) = 0 [pid 5063] <... rmdir resumed>) = 0 [pid 8341] symlink("/dev/binderfs", "./binderfs") = 0 [pid 5065] rmdir("./109/file1/index") = 0 [pid 5063] mkdir("./110", 0777 [pid 8338] <... open resumed>) = 3 [pid 8338] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8341] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8338] <... futex resumed>) = 1 [pid 8333] <... futex resumed>) = 0 [pid 5065] getdents64(4, [pid 5063] <... mkdir resumed>) = 0 [pid 8341] <... futex resumed>) = 0 [pid 8338] fcntl(-1, F_SETFL, O_RDONLY [pid 8333] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8338] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8333] <... futex resumed>) = 0 [pid 8341] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8338] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8333] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8341] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8338] <... futex resumed>) = 0 [pid 8333] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8341] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8338] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8333] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8341] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5063] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8341] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8338] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8333] <... futex resumed>) = 0 [pid 8338] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8333] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8341] <... mmap resumed>) = 0x7fef411b2000 [pid 5065] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8341] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8338] <... openat resumed>) = 4 [pid 5065] close(4 [pid 8341] <... mprotect resumed>) = 0 [pid 8338] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 1 [pid 8333] <... futex resumed>) = 0 [pid 5065] <... close resumed>) = 0 ./strace-static-x86_64: Process 8342 attached [pid 8341] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8338] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8333] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5065] rmdir("./109/file1" [pid 8342] set_robust_list(0x555555f856a0, 24 [pid 8341] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8338] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8333] <... futex resumed>) = 0 [pid 5065] <... rmdir resumed>) = 0 [pid 5063] <... clone resumed>, child_tidptr=0x555555f85690) = 8342 [pid 8342] <... set_robust_list resumed>) = 0 [pid 8341] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8338] sendfile(4, 4, NULL, 7 [pid 8333] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] getdents64(3, ./strace-static-x86_64: Process 8343 attached 0x555555f86730 /* 0 entries */, 32768) = 0 [pid 8343] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8341] <... clone3 resumed> => {parent_tid=[8343]}, 88) = 8343 [pid 5065] close(3 [pid 8343] <... rseq resumed>) = 0 [pid 8342] chdir("./110" [pid 8341] rt_sigprocmask(SIG_SETMASK, [], [pid 5065] <... close resumed>) = 0 [pid 8343] set_robust_list(0x7fef411d29a0, 24 [pid 8342] <... chdir resumed>) = 0 [pid 8342] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 8341] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8341] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8343] <... set_robust_list resumed>) = 0 [pid 8343] rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0 [pid 8343] mkdir("./file0", 000 [pid 8342] setpgid(0, 0 [pid 8341] <... futex resumed>) = 0 [pid 5065] rmdir("./109" [pid 8343] <... mkdir resumed>) = 0 [pid 8342] <... setpgid resumed>) = 0 [pid 8341] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... rmdir resumed>) = 0 [pid 8342] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 5061] <... umount2 resumed>) = 0 [pid 5065] mkdir("./110", 0777 [pid 5061] umount2("./108/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8342] <... openat resumed>) = 3 [pid 8343] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8342] write(3, "1000", 4 [pid 8343] <... futex resumed>) = 1 [pid 8341] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8343] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8341] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8341] <... futex resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./108/bus", [pid 8343] mkdir("./bus", 000 [pid 8341] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5065] <... mkdir resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8343] <... mkdir resumed>) = 0 [pid 5061] umount2("./108/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 5065] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [ 127.185303][ T8338] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 127.202487][ T8321] PM: Image not found (code -6) [pid 8343] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8342] <... write resumed>) = 4 [pid 5061] openat(AT_FDCWD, "./108/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8343] <... futex resumed>) = 1 [pid 8342] close(3 [pid 8341] <... futex resumed>) = 0 [pid 5061] <... openat resumed>) = 4 [pid 8343] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8342] <... close resumed>) = 0 [pid 8341] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] newfstatat(4, "", [pid 8343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8342] symlink("/dev/binderfs", "./binderfs" [pid 8341] <... futex resumed>) = 0 [pid 8343] mkdir("./file1", 000 [pid 8341] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 ./strace-static-x86_64: Process 8344 attached [pid 8343] <... mkdir resumed>) = 0 [pid 8342] <... symlink resumed>) = 0 [pid 5061] getdents64(4, [pid 8344] set_robust_list(0x555555f856a0, 24) = 0 [pid 5065] <... clone resumed>, child_tidptr=0x555555f85690) = 8344 [pid 8344] chdir("./110" [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 3 entries */, 32768) = 80 [pid 8343] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] umount2("./108/bus/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8343] <... futex resumed>) = 1 [pid 8341] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8343] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8341] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8341] <... futex resumed>) = 0 [pid 5061] newfstatat(AT_FDCWD, "./108/bus/file0", [pid 8343] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8341] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] <... newfstatat resumed>{st_mode=S_IFREG|000, st_size=4, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8344] <... chdir resumed>) = 0 [pid 8342] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8344] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8342] <... futex resumed>) = 0 [pid 8344] <... prctl resumed>) = 0 [pid 8344] setpgid(0, 0) = 0 [pid 8342] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 5061] unlink("./108/bus/file0" [pid 8344] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8342] <... rt_sigaction resumed>NULL, 8) = 0 [pid 5061] <... unlink resumed>) = 0 [pid 8342] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 [pid 8344] <... openat resumed>) = 3 [pid 8342] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0) = 0x7fef411b2000 [pid 5061] getdents64(4, [pid 8342] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 5061] close(4 [pid 8344] write(3, "1000", 4 [pid 8342] <... mprotect resumed>) = 0 [pid 5061] <... close resumed>) = 0 [pid 8344] <... write resumed>) = 4 [pid 5061] rmdir("./108/bus" [pid 8344] close(3 [pid 8342] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8344] <... close resumed>) = 0 [pid 8342] <... rt_sigprocmask resumed>[], 8) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 8344] symlink("/dev/binderfs", "./binderfs" [pid 8342] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5061] umount2("./108/binderfs", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8344] <... symlink resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8344] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8342] <... clone3 resumed> => {parent_tid=[8345]}, 88) = 8345 [pid 8344] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8342] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] newfstatat(AT_FDCWD, "./108/binderfs", [pid 8344] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8342] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFLNK|0777, st_size=13, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8344] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8342] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8344] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8342] <... futex resumed>) = 0 ./strace-static-x86_64: Process 8345 attached [pid 8344] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8342] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8327] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 5061] unlink("./108/binderfs" [pid 8345] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8344] <... mmap resumed>) = 0x7fef411b2000 [pid 5061] <... unlink resumed>) = 0 [pid 8345] <... rseq resumed>) = 0 [pid 8344] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8345] set_robust_list(0x7fef411d29a0, 24) = 0 [pid 8344] <... mprotect resumed>) = 0 [pid 5061] umount2("./108/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8345] rt_sigprocmask(SIG_SETMASK, [], [pid 8344] rt_sigprocmask(SIG_BLOCK, ~[], [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8345] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8345] mkdir("./file0", 000 [pid 5061] newfstatat(AT_FDCWD, "./108/file0", [pid 8344] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8344] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8345] <... mkdir resumed>) = 0 ./strace-static-x86_64: Process 8347 attached [pid 8343] <... mount resumed>) = 0 [pid 5061] umount2("./108/file0", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8347] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8345] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8344] <... clone3 resumed> => {parent_tid=[8347]}, 88) = 8347 [pid 8343] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8347] <... rseq resumed>) = 0 [pid 8345] <... futex resumed>) = 1 [pid 8344] rt_sigprocmask(SIG_SETMASK, [], [pid 8343] <... futex resumed>) = 1 [pid 8342] <... futex resumed>) = 0 [pid 8341] <... futex resumed>) = 0 [pid 5061] openat(AT_FDCWD, "./108/file0", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8347] set_robust_list(0x7fef411d29a0, 24 [pid 8345] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8344] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8343] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8342] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8341] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... openat resumed>) = 4 [pid 8347] <... set_robust_list resumed>) = 0 [pid 8345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8344] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8342] <... futex resumed>) = 0 [pid 8347] rt_sigprocmask(SIG_SETMASK, [], [pid 8344] <... futex resumed>) = 0 [pid 8343] unlink(NULL [pid 8342] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(4, "", [pid 8347] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8345] mkdir("./bus", 000 [pid 8344] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8343] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8341] <... futex resumed>) = 0 [pid 8347] mkdir("./file0", 000 [pid 8343] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8347] <... mkdir resumed>) = 0 [pid 8343] <... futex resumed>) = 0 [pid 8341] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] getdents64(4, [pid 8343] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8345] <... mkdir resumed>) = 0 [pid 8345] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8341] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8347] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 2 entries */, 32768) = 48 [pid 8347] <... futex resumed>) = 1 [pid 8344] <... futex resumed>) = 0 [pid 5061] getdents64(4, [pid 8347] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8344] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8347] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8344] <... futex resumed>) = 0 [pid 8341] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] close(4 [pid 8344] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8343] <... futex resumed>) = 0 [pid 8341] <... futex resumed>) = 1 [pid 5061] <... close resumed>) = 0 [pid 8347] mkdir("./bus", 000 [pid 8343] chdir("./bus" [pid 8341] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] rmdir("./108/file0" [pid 8347] <... mkdir resumed>) = 0 [pid 8345] <... futex resumed>) = 1 [pid 8343] <... chdir resumed>) = 0 [pid 8342] <... futex resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 8345] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8343] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8342] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8333] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8343] <... futex resumed>) = 1 [pid 8342] <... futex resumed>) = 0 [pid 8341] <... futex resumed>) = 0 [pid 8333] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8345] mkdir("./file1", 000 [pid 8343] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8342] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8341] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8333] <... futex resumed>) = 0 [pid 5061] umount2("./108/file1", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8347] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8333] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8347] <... futex resumed>) = 1 [pid 8344] <... futex resumed>) = 0 [pid 8343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8341] <... futex resumed>) = 0 [pid 8333] <... mmap resumed>) = 0x7fef41191000 [pid 5061] newfstatat(AT_FDCWD, "./108/file1", [pid 8347] mkdir("./file1", 000 [pid 8344] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8343] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8341] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8333] mprotect(0x7fef41192000, 131072, PROT_READ|PROT_WRITE [pid 8347] <... mkdir resumed>) = 0 [pid 8345] <... mkdir resumed>) = 0 [pid 8344] <... futex resumed>) = 0 [pid 8333] <... mprotect resumed>) = 0 [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8333] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8344] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8333] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8345] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8343] <... open resumed>) = 3 [pid 8333] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411b1990, parent_tid=0x7fef411b1990, exit_signal=0, stack=0x7fef41191000, stack_size=0x20300, tls=0x7fef411b16c0} [pid 5061] umount2("./108/file1", MNT_DETACH|UMOUNT_NOFOLLOW./strace-static-x86_64: Process 8348 attached [pid 8347] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8345] <... futex resumed>) = 1 [pid 8343] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8342] <... futex resumed>) = 0 [pid 5061] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8348] rseq(0x7fef411b1fe0, 0x20, 0, 0x53053053 [pid 8347] <... futex resumed>) = 1 [pid 8344] <... futex resumed>) = 0 [pid 8343] <... futex resumed>) = 1 [pid 8342] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8333] <... clone3 resumed> => {parent_tid=[8348]}, 88) = 8348 [pid 5061] openat(AT_FDCWD, "./108/file1", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8348] <... rseq resumed>) = 0 [ 127.257148][ T8343] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [pid 8347] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8345] mount(NULL, "./bus", "overlay", 0, "workdir=./file1,lowerdir=./file0,upperdir=./bus,xino=on" [pid 8344] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8343] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8342] <... futex resumed>) = 0 [pid 8341] <... futex resumed>) = 0 [pid 8333] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] <... openat resumed>) = 4 [pid 8348] set_robust_list(0x7fef411b19a0, 24 [pid 8345] <... mount resumed>) = 0 [pid 8344] <... futex resumed>) = 0 [pid 8333] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8333] futex(0x7fef4129c3f8, FUTEX_WAKE_PRIVATE, 1000000) = 0 [pid 8333] futex(0x7fef4129c3fc, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8348] <... set_robust_list resumed>) = 0 [pid 8344] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8342] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] newfstatat(4, "", [pid 8348] rt_sigprocmask(SIG_SETMASK, [], [pid 5061] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8348] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 5061] getdents64(4, [pid 8348] sendfile(3, 4, NULL, 281474978811911 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 4 entries */, 32768) = 104 [pid 5061] umount2("./108/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./108/file1/work", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./108/file1/work", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./108/file1/work", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5061] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] close(5) = 0 [pid 5061] rmdir("./108/file1/work") = 0 [pid 5061] umount2("./108/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] newfstatat(AT_FDCWD, "./108/file1/index", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 5061] umount2("./108/file1/index", MNT_DETACH|UMOUNT_NOFOLLOW) = -1 EINVAL (Invalid argument) [pid 5061] openat(AT_FDCWD, "./108/file1/index", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY) = 5 [pid 5061] newfstatat(5, "", {st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5061] getdents64(5, 0x555555f967b0 /* 2 entries */, 32768) = 48 [pid 5061] getdents64(5, 0x555555f967b0 /* 0 entries */, 32768) = 0 [pid 5061] close(5) = 0 [pid 5061] rmdir("./108/file1/index") = 0 [pid 8341] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8345] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] getdents64(4, [pid 8345] <... futex resumed>) = 1 [pid 8343] <... futex resumed>) = 0 [pid 8342] <... futex resumed>) = 0 [pid 8341] <... futex resumed>) = 1 [pid 8337] <... sendfile resumed>) = 4 [pid 8345] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8343] fcntl(-1, F_SETFL, O_RDONLY [pid 8342] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8341] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8337] futex(0x7fef4129c3fc, FUTEX_WAKE_PRIVATE, 1000000 [pid 8331] <... sendfile resumed>) = 4 [pid 5061] <... getdents64 resumed>0x555555f8e770 /* 0 entries */, 32768) = 0 [pid 8345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8343] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8342] <... futex resumed>) = 0 [pid 8337] <... futex resumed>) = 0 [pid 5061] close(4 [pid 8345] unlink(NULL [pid 8342] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8337] futex(0x7fef4129c3f8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] <... close resumed>) = 0 [pid 8345] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8343] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8331] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5061] rmdir("./108/file1" [pid 8345] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8343] <... futex resumed>) = 1 [pid 8341] <... futex resumed>) = 0 [pid 8331] <... futex resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 8345] <... futex resumed>) = 1 [pid 8343] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8342] <... futex resumed>) = 0 [pid 8341] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8331] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 5061] getdents64(3, [pid 8347] <... mount resumed>) = 0 [pid 8345] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8343] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8342] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8341] <... futex resumed>) = 0 [pid 8327] exit_group(0 [pid 5061] <... getdents64 resumed>0x555555f86730 /* 0 entries */, 32768) = 0 [pid 8345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8343] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8342] <... futex resumed>) = 0 [pid 8341] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8337] <... futex resumed>) = ? [pid 8331] <... futex resumed>) = ? [pid 8327] <... exit_group resumed>) = ? [pid 8345] chdir("./bus" [pid 8342] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8337] +++ exited with 0 +++ [pid 8331] +++ exited with 0 +++ [pid 5061] close(3) = 0 [pid 5061] rmdir("./108" [pid 8345] <... chdir resumed>) = 0 [pid 5061] <... rmdir resumed>) = 0 [pid 8345] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8343] <... openat resumed>) = 4 [pid 8327] +++ exited with 0 +++ [pid 5061] mkdir("./109", 0777 [pid 8347] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8345] <... futex resumed>) = 1 [pid 8343] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8342] <... futex resumed>) = 0 [pid 5061] <... mkdir resumed>) = 0 [pid 8345] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8342] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8341] <... futex resumed>) = 0 [pid 8343] <... futex resumed>) = 1 [pid 5068] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=8327, si_uid=0, si_status=0, si_utime=0, si_stime=3 /* 0.03 s */} --- [pid 8347] <... futex resumed>) = 1 [pid 8345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8344] <... futex resumed>) = 0 [pid 8343] sendfile(4, 4, NULL, 7 [pid 8342] <... futex resumed>) = 0 [pid 8341] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./111", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8347] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8345] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8344] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8342] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5061] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD [pid 8347] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8344] <... futex resumed>) = 0 [pid 8341] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8350 attached [pid 8347] unlink(NULL [pid 8345] <... open resumed>) = 3 [pid 8344] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8341] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./111", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8350] set_robust_list(0x555555f856a0, 24 [pid 8347] <... unlink resumed>) = -1 EFAULT (Bad address) [pid 8350] <... set_robust_list resumed>) = 0 [pid 8350] chdir("./109" [pid 8347] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... openat resumed>) = 3 [pid 8350] <... chdir resumed>) = 0 [pid 5068] newfstatat(3, "", [pid 8350] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 8344] <... futex resumed>) = 0 [pid 8350] <... prctl resumed>) = 0 [pid 8344] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|0700, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 8350] setpgid(0, 0 [pid 8344] <... futex resumed>) = 0 [pid 8350] <... setpgid resumed>) = 0 [pid 8344] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8347] <... futex resumed>) = 1 [pid 8350] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC [pid 8347] chdir("./bus" [pid 8345] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8350] <... openat resumed>) = 3 [pid 8347] <... chdir resumed>) = 0 [pid 5068] getdents64(3, [pid 8345] <... futex resumed>) = 1 [pid 8342] <... futex resumed>) = 0 [pid 5061] <... clone resumed>, child_tidptr=0x555555f85690) = 8350 [pid 8347] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8342] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8345] fcntl(-1, F_SETFL, O_RDONLY [pid 8350] write(3, "1000", 4 [pid 8347] <... futex resumed>) = 1 [pid 8345] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8344] <... futex resumed>) = 0 [pid 8342] <... futex resumed>) = 0 [pid 5068] <... getdents64 resumed>0x555555f86730 /* 6 entries */, 32768) = 168 [pid 8350] <... write resumed>) = 4 [pid 8347] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8345] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8344] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8342] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8350] close(3 [pid 8347] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8345] <... futex resumed>) = 0 [pid 8344] <... futex resumed>) = 0 [pid 8342] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 5068] umount2("./111/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8350] <... close resumed>) = 0 [pid 8347] open("./file0", O_RDWR|O_CREAT|O_NOCTTY|O_NOFOLLOW|O_NOATIME, 000 [pid 8345] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8344] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8342] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8350] symlink("/dev/binderfs", "./binderfs" [pid 8347] <... open resumed>) = 3 [pid 8345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8342] <... futex resumed>) = 0 [pid 8342] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8347] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8350] <... symlink resumed>) = 0 [pid 8345] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [ 127.298876][ T8347] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 127.298875][ T8345] overlayfs: "xino=on" is useless with all layers on same fs, ignore. [ 127.302430][ T8331] PM: Image not found (code -6) [pid 8350] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8347] <... futex resumed>) = 1 [pid 8345] <... openat resumed>) = 4 [pid 8344] <... futex resumed>) = 0 [pid 8350] <... futex resumed>) = 0 [pid 8347] fcntl(-1, F_SETFL, O_RDONLY [pid 8345] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8344] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8333] <... futex resumed>) = -1 ETIMEDOUT (Connection timed out) [pid 8350] rt_sigaction(SIGRT_1, {sa_handler=0x7fef412381b0, sa_mask=[], sa_flags=SA_RESTORER|SA_ONSTACK|SA_RESTART|SA_SIGINFO, sa_restorer=0x7fef41229330}, [pid 8347] <... fcntl resumed>) = -1 EBADF (Bad file descriptor) [pid 8345] <... futex resumed>) = 1 [pid 8344] <... futex resumed>) = 0 [pid 8342] <... futex resumed>) = 0 [pid 8350] <... rt_sigaction resumed>NULL, 8) = 0 [pid 8347] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8345] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8344] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8342] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8350] rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], [pid 8347] <... futex resumed>) = 0 [pid 8345] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8344] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8342] <... futex resumed>) = 0 [pid 8350] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8347] futex(0x7fef4129c3e8, FUTEX_WAIT_PRIVATE, 0, NULL [pid 8345] sendfile(4, 4, NULL, 7 [pid 8344] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 8342] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8350] mmap(NULL, 135168, PROT_NONE, MAP_PRIVATE|MAP_ANONYMOUS|MAP_STACK, -1, 0 [pid 8347] <... futex resumed>) = -1 EAGAIN (Resource temporarily unavailable) [pid 8344] <... futex resumed>) = 0 [pid 8350] <... mmap resumed>) = 0x7fef411b2000 [pid 8347] openat(AT_FDCWD, "/sys/power/resume", O_RDWR|O_EXCL|O_TRUNC|O_NONBLOCK|O_SYNC|O_LARGEFILE|O_NOATIME [pid 8344] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 8350] mprotect(0x7fef411b3000, 131072, PROT_READ|PROT_WRITE [pid 8347] <... openat resumed>) = 4 [pid 5068] <... umount2 resumed>) = 0 [pid 8350] <... mprotect resumed>) = 0 [pid 8347] futex(0x7fef4129c3ec, FUTEX_WAKE_PRIVATE, 1000000 [pid 8350] rt_sigprocmask(SIG_BLOCK, ~[], [pid 8347] <... futex resumed>) = 1 [pid 8344] <... futex resumed>) = 0 [pid 8350] <... rt_sigprocmask resumed>[], 8) = 0 [pid 8347] sendfile(4, 4, NULL, 7 [pid 8344] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] umount2("./111/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8350] clone3({flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND|CLONE_THREAD|CLONE_SYSVSEM|CLONE_SETTLS|CLONE_PARENT_SETTID|CLONE_CHILD_CLEARTID, child_tid=0x7fef411d2990, parent_tid=0x7fef411d2990, exit_signal=0, stack=0x7fef411b2000, stack_size=0x20300, tls=0x7fef411d26c0} [pid 8344] <... futex resumed>) = 0 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) ./strace-static-x86_64: Process 8352 attached [pid 8344] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] newfstatat(AT_FDCWD, "./111/bus", [pid 8352] rseq(0x7fef411d2fe0, 0x20, 0, 0x53053053 [pid 8350] <... clone3 resumed> => {parent_tid=[8352]}, 88) = 8352 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_SYMLINK_NOFOLLOW) = 0 [pid 8350] rt_sigprocmask(SIG_SETMASK, [], [pid 5068] umount2("./111/bus", MNT_DETACH|UMOUNT_NOFOLLOW [pid 8350] <... rt_sigprocmask resumed>NULL, 8) = 0 [pid 8350] futex(0x7fef4129c3e8, FUTEX_WAKE_PRIVATE, 1000000 [pid 5068] <... umount2 resumed>) = -1 EINVAL (Invalid argument) [pid 8350] <... futex resumed>) = 0 [pid 8350] futex(0x7fef4129c3ec, FUTEX_WAIT_PRIVATE, 0, {tv_sec=0, tv_nsec=50000000} [pid 5068] openat(AT_FDCWD, "./111/bus", O_RDONLY|O_NONBLOCK|O_CLOEXEC|O_DIRECTORY [pid 8352] <... rseq resumed>) = 0 [pid 5068] <... openat resumed>) = 4 [pid 8352] set_robust_list(0x7fef411d29a0, 24 [pid 5068] newfstatat(4, "", [pid 8352] <... set_robust_list resumed>) = 0 [pid 5068] <... newfstatat resumed>{st_mode=S_IFDIR|000, st_size=4096, ...}, AT_EMPTY_PATH) = 0 [pid 5068] getdents64(4, 0x555555f8e770 /* 3 entries */, 32768) = 80